/* ===== 贝德医疗 B2B 平台 全局样式 ===== */
:root{
  --brand:#0a72c4; --brand-d:#0858a0; --brand-l:#e8f3fb;
  --accent:#ff6a13; --accent-l:#fff2e8;
  --ok:#00a870; --warn:#f5a623;
  --text:#1f2733; --text-2:#5a6673; --text-3:#8b96a3;
  --line:#e6ebf0; --bg:#f5f7fa; --white:#fff;
  --radius:8px; --shadow:0 2px 12px rgba(20,50,80,.07);
  --shadow-lg:0 8px 32px rgba(20,50,80,.13);
  --maxw:1280px;
}
*{margin:0;padding:0;box-sizing:border-box}
img,table{max-width:100%}
.grid>*,[class*=grid]>*{min-width:0}
html{font-size:14px;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}

/* ===== 顶部工具条 ===== */
.topbar{background:#f7f9fb;border-bottom:1px solid var(--line);font-size:12px;color:var(--text-3)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:34px}
.topbar a:hover{color:var(--brand)}
.topbar .sep{margin:0 8px;color:#d0d7de}
.topbar b{color:var(--brand);font-weight:600}

/* ===== 头部 ===== */
.header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;box-shadow:0 1px 4px rgba(0,0,0,.04)}
.header .wrap{display:flex;align-items:center;gap:20px;height:74px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:40px;height:40px;border-radius:9px;background:linear-gradient(135deg,var(--brand),#22a5e0);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:19px;letter-spacing:-1px}
.logo-txt strong{display:block;font-size:19px;line-height:1.2;letter-spacing:.5px}
.logo-txt span{display:block;font-size:11px;color:var(--text-3);letter-spacing:.5px}
.nav{display:flex;gap:2px;flex:1;justify-content:center;align-items:center}
/* 用 flex 布局 + 统一 line-height，保证所有导航项文字基线一致（原来 ▾ 字符下偏） */
.nav a{padding:8px 15px;border-radius:6px;font-size:15px;font-weight:500;position:relative;white-space:nowrap;display:flex;align-items:center;line-height:1.4}
.nav a:hover,.nav a.on{color:var(--brand);background:var(--brand-l)}
.nav a.hot::after{content:"HOT";position:absolute;top:0;right:2px;font-size:9px;color:#fff;background:var(--accent);padding:0 3px;border-radius:2px;line-height:13px}
.nav .more{position:relative;display:flex;align-items:center}
.nav .caret{display:inline-block;width:0;height:0;margin-left:5px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;opacity:.55;flex-shrink:0}
.nav .more:hover .caret{opacity:1}
.nav .more .drop{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:10px 0;display:none;min-width:230px;z-index:20}
.nav .more:hover .drop{display:block}
.nav .more .drop a{display:block;padding:7px 18px;font-size:14px;font-weight:400}
.nav .more .drop a:hover{background:var(--brand-l)}
.head-search{display:flex;flex-shrink:0;width:250px}
.head-search input{flex:1;border:1px solid #d6dee6;border-right:0;border-radius:6px 0 0 6px;padding:0 12px;height:36px;background:#fafbfc}
.head-search button{width:76px;height:36px;border:0;background:var(--brand);color:#fff;border-radius:0 6px 6px 0;cursor:pointer;font-weight:600}
.head-search button:hover{background:var(--brand-d)}

/* ===== 二级导航（产品大全） ===== */
.subnav{background:var(--white);border-bottom:2px solid var(--brand);box-shadow:0 2px 8px rgba(0,0,0,.05)}
/* 高度提到 62px 并给每个单元 overflow:hidden —— 原来固定 44px 装不下
   「图标+名称+描述」三行，em 描述文字会溢出到下方面板上，看起来像叠字。 */
.subnav .wrap{display:flex;height:62px;align-items:center}
.subnav .all{display:flex;align-items:center;gap:8px;height:62px;padding:0 22px 0 18px;background:var(--brand);color:#fff;font-weight:700;font-size:15px;border-radius:0}
.subnav .all span{margin-left:auto;font-size:11px;opacity:.85}
.subnav ul{display:flex;flex:1;height:62px;min-width:0}
.subnav ul li{flex:1;min-width:0;overflow:hidden}
.subnav ul a{display:flex;flex-direction:column;justify-content:center;align-items:center;height:62px;font-size:13px;color:var(--text-2);border-right:1px solid var(--line);overflow:hidden;text-align:center;padding:0 4px;box-sizing:border-box}
.subnav ul a i{font-style:normal;font-size:16px;margin-bottom:1px;line-height:1.1;flex-shrink:0}
.subnav ul a:hover{background:var(--brand-l);color:var(--brand)}
.subnav ul a b{display:block;font-weight:400;line-height:1.3;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.subnav ul a em{font-style:normal;font-size:10px;color:var(--text-3);display:block;line-height:1.2;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex-shrink:0}

/* ===== 首页分类面板 ===== */
.catpanel{background:var(--white);box-shadow:var(--shadow);border-radius:var(--radius);overflow:hidden;position:relative;z-index:60}
.catpanel .hd{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line);font-weight:700}
.catpanel .hd b{color:var(--brand);font-size:16px}
.catpanel .hd em{font-style:normal;font-size:12px;color:var(--text-3);font-weight:400}
.catpanel .body{display:flex;min-height:360px}
.catpanel .side{width:190px;background:#f7fafc;border-right:1px solid var(--line);padding:8px 0;flex-shrink:0}
/* 侧栏项：用 flex 布局，图标与文字各自固定宽度，杜绝挤压 */
.catpanel .side a{display:flex;align-items:center;gap:10px;padding:10px 16px;font-size:14px;color:var(--text-2);line-height:1.4;min-height:42px;box-sizing:border-box}
.catpanel .side a i{font-style:normal;font-size:16px;width:20px;flex-shrink:0;text-align:center;line-height:1}
.catpanel .side a span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.catpanel .side a:hover,.catpanel .side a.on{background:var(--brand-l);color:var(--brand);font-weight:600}
/* 右侧网格：自适应列，minmax(0,1fr) 防止长内容撑破 */
.catpanel .grid{flex:1;min-width:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px 24px;padding:16px 20px;align-content:start}
.catpanel .grid .grp{min-width:0}
.catpanel .grid .grp h4{font-size:14px;font-weight:600;margin-bottom:6px;color:var(--text);border-left:3px solid var(--brand);padding-left:8px;line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
/* 分类入口链接：独立块级，不换行不重叠 */
.catpanel .grid .grp a{display:block;font-size:12.5px;color:var(--text-2);line-height:1.6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.catpanel .grid .grp a:hover{color:var(--brand);text-decoration:underline}
@media(max-width:1280px){
  .catpanel .grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:1000px){
  .catpanel .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}
}

/* ===== 通用区块 ===== */
.sec{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 0;margin-bottom:16px}
.sec-hd{display:flex;align-items:center;gap:10px;padding:0 20px 14px;border-bottom:1px solid var(--line);margin-bottom:16px}
.sec-hd h2{font-size:20px;font-weight:700;position:relative;padding-left:12px}
.sec-hd h2::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:18px;background:var(--brand);border-radius:2px}
.sec-hd .en{font-size:12px;color:var(--text-3);letter-spacing:1px;text-transform:uppercase}
.sec-hd .more{margin-left:auto;font-size:13px;color:var(--text-3)}
@media(max-width:768px){
  .sec-hd h2{font-size:16px;flex-shrink:0}
  .sec-hd .tabs{margin-left:auto;overflow-x:auto;max-width:60%}
  .sec-hd .tabs a{padding:3px 9px;font-size:11.5px;white-space:nowrap}
  .sec-hd .more{display:none}
}
.sec-hd .more:hover{color:var(--brand)}
.tabs{display:flex;gap:4px;margin-left:20px}
.tabs a{padding:4px 14px;font-size:13px;border-radius:20px;color:var(--text-2)}
.tabs a.on,.tabs a:hover{background:var(--brand);color:#fff}

/* ===== 快捷服务条 ===== */
.quicks{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:16px}
.quick{background:var(--white);border-radius:var(--radius);padding:16px 12px;text-align:center;box-shadow:var(--shadow);transition:.2s;cursor:pointer;min-width:0;overflow:hidden}
.quick:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.quick .ic{font-size:26px;margin-bottom:6px}
.quick b{display:block;font-size:14px;font-weight:600}
.quick span{font-size:12px;color:var(--text-3)}

/* ===== 轮播 Banner ===== */
.banner{position:relative;height:400px;border-radius:var(--radius);overflow:hidden;margin-bottom:16px;box-shadow:var(--shadow)}
.slides{display:flex;height:100%;transition:transform .5s}
.slide{min-width:100%;height:100%;display:flex;align-items:center;position:relative;padding:0 60px;color:#fff}
.slide h2{font-size:40px;font-weight:800;margin-bottom:12px;letter-spacing:1px;text-shadow:0 2px 8px rgba(0,0,0,.2)}
.slide p{font-size:17px;opacity:.95;margin-bottom:22px;max-width:520px}
.slide .btn{display:inline-block;background:#fff;color:var(--brand);padding:11px 32px;border-radius:26px;font-weight:700;font-size:15px}
.slide .btn.o{background:transparent;color:#fff;border:1px solid #fff}
.slide .art{position:absolute;right:60px;top:50%;transform:translateY(-50%);font-size:150px;opacity:.18}
.s1{background:linear-gradient(120deg,#0a72c4,#22a5e0)}
.s2{background:linear-gradient(120deg,#0e5ea8,#22a5e0 70%,#5fc9f5)}
.s3{background:linear-gradient(120deg,#134e8e,#0a72c4)}
.bdots{position:absolute;bottom:18px;left:60px;display:flex;gap:8px}
.bdots i{width:26px;height:4px;border-radius:2px;background:rgba(255,255,255,.45);cursor:pointer}
.bdots i.on{background:#fff;width:36px}
.bnum{position:absolute;bottom:16px;right:22px;color:rgba(255,255,255,.85);font-size:13px;font-family:Arial}

/* ===== 产品卡片 ===== */
.pgrid{display:grid;gap:14px}
.pgrid.c4{grid-template-columns:repeat(4,minmax(0,1fr))}
.pgrid.c5{grid-template-columns:repeat(5,minmax(0,1fr))}
.pcard{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.pcard:hover{border-color:var(--brand);box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.pcard .ph{position:relative;height:172px;background:linear-gradient(160deg,#f3f7fa,#e9f0f6);display:flex;align-items:center;justify-content:center;overflow:hidden}
.pcard .ph .em{font-size:64px;transition:.3s;filter:drop-shadow(0 6px 12px rgba(0,0,0,.12))}
.pcard:hover .ph .em{transform:scale(1.08)}
.pcard .ph .tag{position:absolute;left:0;top:0;background:var(--accent);color:#fff;font-size:11px;padding:3px 8px;border-bottom-right-radius:8px}
.pcard .ph .tag.hot{background:var(--brand)}
.pcard .pb{padding:10px 12px 12px;flex:1;display:flex;flex-direction:column}
.pcard h3{font-size:14px;font-weight:600;line-height:1.5;height:42px;overflow:hidden;margin-bottom:6px}
.pcard h3 a:hover{color:var(--brand)}
.pcard .desc{font-size:12px;color:var(--text-3);line-height:1.6;height:38px;overflow:hidden;margin-bottom:8px}
.pcard .price{color:#e4380d;font-weight:700;font-size:16px;margin-bottom:6px}
.pcard .price small{font-size:11px;color:var(--text-3);font-weight:400}
.pcard .meta{font-size:11px;color:var(--text-3);display:flex;justify-content:space-between;border-top:1px dashed var(--line);padding-top:6px;margin-top:auto}
.pcard .acts{display:flex;gap:6px;margin-top:8px}
.pcard .acts a,.pcard .acts button{flex:1;text-align:center;font-size:12px;padding:6px 0;border-radius:4px;cursor:pointer;border:1px solid var(--brand);background:var(--brand-l);color:var(--brand);transition:.2s}
.pcard .acts a:hover{background:var(--brand);color:#fff}
.pcard .acts .oq{background:var(--accent);border-color:var(--accent);color:#fff}
.pcard .acts .oq:hover{background:#e55a08}

/* ===== 品牌墙 ===== */
.brandwall{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px}
.brandwall a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;height:70px;background:var(--bg);border-radius:6px;transition:.2s;font-size:13px;font-weight:600;min-width:0;overflow:hidden;padding:0 4px;text-align:center}
.brandwall a span,.brandwall a em{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.4}
.brandwall a em{font-style:normal;font-size:11px;color:var(--text-3);font-weight:400}
.brandwall a:hover{background:var(--brand-l);color:var(--brand)}

/* ===== 服务体系 ===== */
.svgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.svcard{background:linear-gradient(160deg,#f7fbfe,#eef5fa);border-radius:var(--radius);padding:18px}
.svcard .ic{font-size:28px;margin-bottom:8px}
.svcard b{display:block;font-size:15px;margin-bottom:6px}
.svcard p{font-size:12.5px;color:var(--text-2);line-height:1.8}

/* ===== 数据条 ===== */
.databar{background:linear-gradient(120deg,#0a72c4,#0e4f8f);border-radius:var(--radius);padding:24px;color:#fff;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-bottom:16px}
.databar div{text-align:center;border-right:1px solid rgba(255,255,255,.14)}
.databar div:last-child{border:0}
.databar b{display:block;font-size:28px;font-weight:800;font-family:Arial}
.databar b i{font-style:normal;font-size:14px;font-weight:600;margin-left:2px}
.databar span{font-size:12.5px;opacity:.85}

/* ===== 新闻 ===== */
.newslist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.ncard{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.2s;display:flex;flex-direction:column}
.ncard:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.ncard .cv{height:130px;background:linear-gradient(140deg,#dceaf6,#eef4f9);display:flex;align-items:center;justify-content:center;font-size:44px;color:var(--brand);opacity:.75}
.ncard .bd{padding:12px 14px;flex:1;display:flex;flex-direction:column}
.ncard h3{font-size:15px;font-weight:600;line-height:1.6;height:48px;overflow:hidden;margin-bottom:8px}
.ncard h3 a:hover{color:var(--brand)}
.ncard p{font-size:12.5px;color:var(--text-3);line-height:1.7;height:42px;overflow:hidden;margin-bottom:10px}
.ncard .dt{font-size:12px;color:var(--text-3);border-top:1px solid var(--line);padding-top:8px;margin-top:auto;display:flex;justify-content:space-between}

/* ===== 找货 / 询价表单 ===== */
.findbox{background:linear-gradient(135deg,#fff8f2,#fff);border:1px solid #ffe0c4;border-radius:var(--radius);padding:20px}
.findbox h3{font-size:19px;color:#e55a08;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.findbox .tip{font-size:12.5px;color:var(--text-3);margin-bottom:14px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:13px;margin-bottom:5px;color:var(--text-2)}
.form label i{color:#e4380d;font-style:normal}
.form input,.form select,.form textarea{width:100%;border:1px solid #d6dee6;border-radius:6px;padding:9px 11px;font-size:14px;background:#fff}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--brand);box-shadow:0 0 0 2px rgba(10,114,196,.1)}
.form textarea{resize:vertical;min-height:82px}
.chk{display:flex;flex-wrap:wrap;gap:8px}
.chk label{display:inline-flex;align-items:center;gap:4px;font-size:13px;background:#fff;border:1px solid #d6dee6;border-radius:20px;padding:5px 13px;cursor:pointer;margin:0}
.chk input{width:auto;margin:0}
.chk label:has(input:checked){background:var(--brand-l);border-color:var(--brand);color:var(--brand)}
.btn-main{background:var(--accent);border:0;color:#fff;padding:12px 40px;border-radius:26px;font-size:15px;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(255,106,19,.3)}
.btn-main:hover{background:#e55a08}
.btn-main.blue{background:var(--brand);box-shadow:0 4px 14px rgba(10,114,196,.3)}
.btn-main.blue:hover{background:var(--brand-d)}
.btn-main:disabled{opacity:.6;cursor:not-allowed}
.tips-msg{margin-top:10px;font-size:13px;min-height:20px}
.tips-msg.ok{color:var(--ok)}
.tips-msg.err{color:#e4380d}

/* ===== 列表页 / 详情页 ===== */
.crumb{font-size:12.5px;color:var(--text-3);padding:10px 0}
.crumb a:hover{color:var(--brand)}
.crumb span{margin:0 6px}
.filters{background:#fff;border-radius:var(--radius);padding:14px 18px;margin-bottom:14px;box-shadow:var(--shadow)}
.frow{display:flex;gap:10px;padding:7px 0;border-bottom:1px dashed var(--line);font-size:13.5px;align-items:flex-start}
.frow:last-child{border:0}
.frow .fk{width:90px;color:var(--text-2);flex-shrink:0}
.frow .fv{display:flex;flex-wrap:wrap;gap:4px 6px;flex:1}
.frow .fv a{padding:3px 11px;border-radius:4px;color:var(--text-2)}
.frow .fv a:hover{background:var(--brand-l);color:var(--brand)}
.frow .fv a.on{background:var(--brand);color:#fff}
.sortbar{display:flex;align-items:center;gap:6px;background:#fff;border-radius:var(--radius);padding:10px 16px;margin-bottom:14px;font-size:13.5px;box-shadow:var(--shadow)}
.sortbar a{padding:4px 12px;border-radius:4px}
.sortbar a.on{color:var(--brand);font-weight:600;background:var(--brand-l)}
.sortbar .cnt{color:var(--text-3);margin-left:auto}
.pager{display:flex;justify-content:center;gap:6px;margin:22px 0}
.pager a,.pager span{min-width:34px;height:34px;padding:0 11px;border:1px solid var(--line);background:#fff;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:13.5px;color:var(--text-2);cursor:pointer}
.pager a:hover{border-color:var(--brand);color:var(--brand)}
.pager .on{background:var(--brand);border-color:var(--brand);color:#fff}
.pager .dis{opacity:.45;cursor:not-allowed}

.pd-wrap{display:grid;grid-template-columns:420px 1fr;gap:24px;background:#fff;border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:16px}
.pd-gallery{position:sticky;top:96px}
.pd-main-img{height:360px;background:linear-gradient(160deg,#f2f7fb,#e6eef5);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:130px;filter:drop-shadow(0 10px 24px rgba(0,0,0,.13))}
.pd-thumbs{display:flex;gap:8px;margin-top:10px}
.pd-thumbs div{flex:1;height:66px;background:#f4f7fa;border:1px solid var(--line);border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:26px;cursor:pointer}
.pd-thumbs div.on,.pd-thumbs div:hover{border-color:var(--brand);background:var(--brand-l)}
.pd-info h1{font-size:23px;line-height:1.5;margin-bottom:8px}
.pd-sub{font-size:14px;color:var(--text-2);padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:14px}
.pd-labels{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.pd-labels span{font-size:12px;background:var(--brand-l);color:var(--brand);padding:3px 9px;border-radius:3px}
.pd-labels span.hl{background:var(--accent-l);color:#e55a08}
.pd-price-box{background:linear-gradient(120deg,#fff7ed,#fff);border:1px solid #ffe2c4;border-radius:6px;padding:12px 16px;margin-bottom:14px}
.pd-price-box .p{color:#e4380d;font-size:24px;font-weight:800;font-family:Arial}
.pd-price-box .p small{font-size:12px;color:var(--text-3);font-weight:400;margin-left:4px}
.pd-price-box .r{display:flex;gap:24px;margin-top:6px;font-size:13px;color:var(--text-2);flex-wrap:wrap}
.pd-price-box .r b{color:var(--text);font-weight:600}
.pd-acts{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.pd-acts a,.pd-acts button{padding:11px 26px;border-radius:6px;cursor:pointer;font-size:14px;font-weight:600;border:1px solid var(--brand);background:#fff;color:var(--brand)}
.pd-acts a:hover,.pd-acts button:hover{background:var(--brand-l)}
.pd-acts .buy,.pd-acts .buy:hover{background:var(--accent);border-color:var(--accent);color:#fff}
.pd-acts .buy2{background:var(--accent-l);border-color:var(--accent);color:#e55a08}
.pd-kv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 20px;font-size:13.5px;margin-bottom:16px}
.pd-kv div{display:flex;gap:6px}
.pd-kv b{color:var(--text-2);font-weight:400;flex-shrink:0}
.pd-stats{display:flex;gap:20px;font-size:12.5px;color:var(--text-3);padding-top:12px;border-top:1px solid var(--line)}
.pd-stats b{color:var(--brand);font-weight:700}

.tabs-bar{display:flex;gap:2px;border-bottom:2px solid var(--brand);margin-bottom:16px}
.tabs-bar a{padding:10px 24px;font-size:15px;font-weight:600;background:#f0f3f6;border-radius:5px 5px 0 0;color:var(--text-2)}
.tabs-bar a.on{background:var(--brand);color:#fff}
.panel{background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:16px}
.panel h3{font-size:16px;margin-bottom:12px;padding-left:10px;border-left:4px solid var(--brand)}
.prose{font-size:14px;line-height:2;color:var(--text-2)}
.prose p{margin-bottom:12px}
.prose h3{margin:18px 0 10px}
table.spec{width:100%;border-collapse:collapse;font-size:13.5px}
table.spec tr:nth-child(odd){background:#fafbfc}
table.spec td{padding:9px 14px;border:1px solid var(--line)}
table.spec td:first-child{width:190px;background:#f7f9fb;color:var(--text-2);font-weight:500}

/* ===== 侧边工具 ===== */
.toolbar{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:200;width:52px}
.toolbar a,.toolbar button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;width:52px;height:52px;background:#fff;border:0;border-bottom:1px solid var(--line);color:var(--text-2);cursor:pointer;font-size:17px;position:relative}
.toolbar a:hover,.toolbar button:hover{background:var(--brand);color:#fff}
.toolbar span{font-size:10px}
.toolbar .top{transform:rotate(0)}
.toolbar .hide{display:none}

/* ===== 底部 ===== */
.foot-cta{background:linear-gradient(120deg,#0a72c4,#0e4f8f);color:#fff;padding:26px 0}
.foot-cta .wrap{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.foot-cta h3{font-size:21px;font-weight:700}
.foot-cta p{font-size:13.5px;opacity:.88;margin-top:4px}
.foot-cta .hot{margin-left:auto;display:flex;gap:12px}
.foot-cta .hot a{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);padding:11px 24px;border-radius:26px;color:#fff;font-weight:700;transition:.2s}
.foot-cta .hot a:hover{background:#fff;color:var(--brand)}
footer{background:#2c3542;color:#a9b4c0;padding:34px 0 0;font-size:13px}
footer .cols{display:grid;grid-template-columns:1.6fr repeat(5,minmax(0,1fr));gap:24px}
footer h4{color:#fff;font-size:15px;margin-bottom:12px}
footer .cols a{display:block;line-height:2.1;color:#8b97a5;font-size:12.5px}
footer .cols a:hover{color:#fff}
footer .logo-txt strong{color:#fff}
.flogo{display:flex;gap:10px;align-items:center;margin-bottom:12px}
footer .p{font-size:12.5px;line-height:2.1;color:#8b97a5}
.copyright{border-top:1px solid #39434f;margin-top:24px;padding:16px 0;text-align:center;font-size:12.5px;color:#7c8896}
.copyright a{color:#7c8896;margin:0 8px}
.copyright a:hover{color:#fff}

/* 移动端抽屉（桌面端默认隐藏） */
.mmask{position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:150;display:none}
.mnav{position:fixed;right:0;top:0;bottom:0;width:78%;max-width:320px;background:#fff;z-index:160;transform:translateX(100%);transition:.25s;overflow-y:auto}
.mnav.on{transform:none;display:block}
.mnav .nav-hd{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:var(--brand);color:#fff;font-weight:700}
.mnav .nav-hd button{background:none;border:0;color:#fff;font-size:20px;cursor:pointer}
.mnav a.mline{display:block;padding:13px 16px;border-bottom:1px solid var(--line);font-size:15px}
.mnav .msub{padding:8px 16px 12px;background:#fafbfc;display:flex;flex-wrap:wrap;gap:4px}
.mnav .msub a{font-size:12.5px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 11px;color:var(--text-2)}
.msearch{display:none!important}
.mhead{display:none}
.mf{display:none}

.mfoot{display:none}
.m-filters{display:none}
@media(max-width:1200px){.pcard .ph{height:150px}}
@media(max-width:1000px){
  .pgrid.c4,.pgrid.c5{grid-template-columns:repeat(3,minmax(0,1fr))}
  .svgrid,.quicks{grid-template-columns:repeat(3,minmax(0,1fr))}
  .brandwall{grid-template-columns:repeat(5,minmax(0,1fr))}
  .databar{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
  .databar div{border:0}
  .newslist{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pd-wrap{grid-template-columns:1fr}
  .pd-gallery{position:static}
  .pd-main-img{height:280px}
  footer .cols{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:768px){
  html,body{max-width:100%;overflow-x:hidden}
  .wrap{padding:0 10px;max-width:100%}
  .topbar,.header .nav,.header .head-search,.subnav,.toolbar,.foot-cta,.catpanel,.desktop-only,.frow .fv a:nth-child(n+9){display:none!important}
  body{background:#f2f4f7}
  .header{position:sticky;top:0}
  .header .wrap{height:52px;gap:8px}
  .logo-mark{width:32px;height:32px;font-size:15px;border-radius:7px}
  .logo-txt strong{font-size:16px}
  .logo-txt span{font-size:9px}
  .mhead{display:flex;flex:1;justify-content:flex-end;gap:4px}
  .mhead button{width:38px;height:38px;border:0;background:none;font-size:20px;cursor:pointer;color:var(--text);display:flex;align-items:center;justify-content:center}
  .msearch{display:flex!important;padding:8px 12px 10px;border-bottom:1px solid var(--line)}
  .msearch input{flex:1;height:34px;border:1px solid #d6dee6;border-radius:17px;padding:0 14px;font-size:13px;background:#f7f9fb}
  .msearch button{width:62px;margin-left:6px;height:34px;border:0;background:var(--brand);color:#fff;border-radius:17px;font-size:13px}
  .mmask{position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:150;display:none}
  .mmask.on{display:block}
  .mnav{position:fixed;right:0;top:0;bottom:0;width:78%;max-width:320px;background:#fff;z-index:160;transform:translateX(100%);transition:.25s;overflow-y:auto}
  .mnav.on{transform:none}
  .mnav .nav-hd{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:var(--brand);color:#fff;font-weight:700}
  .mnav .nav-hd button{background:none;border:0;color:#fff;font-size:20px;cursor:pointer}
  .mnav a.mline{display:block;padding:13px 16px;border-bottom:1px solid var(--line);font-size:15px}
  .mnav .msub{padding:8px 16px 12px;background:#fafbfc;display:flex;flex-wrap:wrap;gap:4px}
  .mnav .msub a{font-size:12.5px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 11px;color:var(--text-2)}
  .sec{padding:14px 0;border-radius:0;margin-bottom:10px;box-shadow:none;border-top:1px solid var(--line)}
  .sec>.wrap{padding:0 10px!important}
  .sec-hd{padding:0 4px 12px}
  .sec-hd h2{font-size:17px}
  .sec-hd .en{display:none}
  .tabs{margin-left:auto}
  .pgrid.c3,.pgrid.c4,.pgrid.c5{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .pcard .ph{height:120px}
  .pcard .ph .em{font-size:44px}
  .pcard .pb{padding:8px}
  .pcard h3{font-size:12.5px;height:38px;line-height:1.5}
  .pcard .desc{display:none}
  .pcard .price{font-size:14px}
  .pcard .meta{font-size:10px}
  .pcard .acts{gap:4px}
  .pcard .acts a,.pcard .acts button{font-size:11px;padding:6px 0}
  .svgrid,.quicks,.newslist,.brandwall,.databar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .databar{padding:18px 10px;gap:12px}
  .databar b{font-size:22px}
  .banner{height:180px;border-radius:0;margin-bottom:10px}
  .slide{padding:0 16px}
  .slide h2{font-size:19px;line-height:1.35}
  .slide p{font-size:12px;margin-bottom:10px;max-width:78%;line-height:1.6}
  .slide .btn{padding:7px 18px;font-size:12.5px}
  .slide .art{font-size:66px;right:10px;opacity:.13;top:auto;bottom:8px;transform:none}
  .bdots{left:20px;bottom:12px}
  .mfoot{display:block;background:#fff;border-top:1px solid var(--line)}
  .mfoot .tools{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:140;padding-bottom:env(safe-area-inset-bottom)}
  .mfoot .tools a,.mfoot .tools button{display:flex;flex-direction:column;align-items:center;gap:1px;padding:7px 0;background:none;border:0;font-size:10.5px;color:var(--text-2);cursor:pointer}
  .mfoot .tools i{font-style:normal;font-size:19px}
  .mfoot .tools .on,.mfoot .tools a.on{color:var(--brand)}
  .mfoot .cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:18px 14px}
  .mfoot .cols a{font-size:12px}
  .mfoot .cp{text-align:center;font-size:11.5px;color:var(--text-3);padding:12px;border-top:1px solid var(--line)}
  body{padding-bottom:62px}
  .form{grid-template-columns:1fr}
  .pd-wrap{padding:12px;gap:14px}
  .pd-main-img{height:230px;font-size:90px}
  .pd-info h1{font-size:18px}
  .pd-acts a,.pd-acts button{flex:1;text-align:center;padding:11px 8px;font-size:13px}
  .pd-kv{grid-template-columns:1fr}
  .tabs-bar a{padding:9px 14px;font-size:13.5px;flex:1;text-align:center}
  .tabs-bar{overflow-x:auto}
  .panel{padding:14px;border-radius:0;box-shadow:none;border-top:1px solid var(--line)}
  table.spec td:first-child{width:120px}
  .filters{padding:10px 12px;border-radius:0;box-shadow:none;border-top:1px solid var(--line)}
  .sortbar{padding:8px 12px;border-radius:0;box-shadow:none}
  footer{display:none}
  .crumb{font-size:11.5px;padding:8px 0}
  .m-only{display:block!important}
}
/* 强制窄屏调试：访问任意页面加 ?m=1 可在桌面浏览器中预览移动端布局 */
body.force-mobile .topbar,
body.force-mobile .header .nav,
body.force-mobile .header .head-search,
body.force-mobile .subnav,
body.force-mobile .toolbar,
body.force-mobile .foot-cta,
body.force-mobile .catpanel,
body.force-mobile .desktop-only,
body.force-mobile footer{display:none!important}
body.force-mobile .mhead{display:flex;flex:1;justify-content:flex-end;gap:4px}
body.force-mobile .mhead button{width:38px;height:38px;border:0;background:none;font-size:20px;cursor:pointer;color:var(--text);display:flex;align-items:center;justify-content:center}
body.force-mobile .msearch{display:flex!important;padding:8px 12px 10px;border-bottom:1px solid var(--line)}
body.force-mobile .msearch input{flex:1;height:34px;border:1px solid #d6dee6;border-radius:17px;padding:0 14px;font-size:13px;background:#f7f9fb}
body.force-mobile .msearch button{width:62px;margin-left:6px;height:34px;border:0;background:var(--brand);color:#fff;border-radius:17px;font-size:13px}
body.force-mobile .mfoot{display:block;background:#fff;border-top:1px solid var(--line)}
body.force-mobile .mfoot .tools{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}
body.force-mobile .mfoot .tools a{display:flex;flex-direction:column;align-items:center;gap:1px;padding:7px 0;background:none;border:0;font-size:10.5px;color:var(--text-2)}
body.force-mobile .mfoot .tools i{font-style:normal;font-size:19px}
body.force-mobile{padding-bottom:62px}
.m-only{display:none}

/* 通用小工具 */
.empty{text-align:center;padding:60px 20px;color:var(--text-3)}
.empty .em{font-size:56px;margin-bottom:10px;opacity:.4}
.flex{display:flex}
.gap8{gap:8px}
.gap12{gap:12px}
.gap16{gap:16px}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}.mb16{margin-bottom:16px}
.tc{text-align:center}
.f14{font-size:14px}.f13{font-size:13px}.f12{font-size:12px}
.c2{color:var(--text-2)}.c3{color:var(--text-3)}
.c-brand{color:var(--brand)}.c-accent{color:var(--accent)}.c-ok{color:var(--ok)}
.fw6{font-weight:600}.fw7{font-weight:700}
.nowrap{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hide{display:none!important}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips a{font-size:12px;background:#f2f5f8;padding:3px 10px;border-radius:12px;color:var(--text-2)}
.chips a:hover{background:var(--brand-l);color:var(--brand)}

/* 浮层弹窗 */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:300;display:none;align-items:center;justify-content:center;padding:16px}
.modal.on{display:flex}
.modal-box{background:#fff;border-radius:10px;width:100%;max-width:640px;max-height:92vh;overflow-y:auto;box-shadow:var(--shadow-lg)}
.modal-box .mh{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;border-bottom:1px solid var(--line);font-weight:700;font-size:16px;position:sticky;top:0;background:#fff}
.modal-box .mh button{background:none;border:0;font-size:22px;cursor:pointer;color:var(--text-3);line-height:1}
.modal-box .mb{padding:20px}
.toast{position:fixed;left:50%;top:26%;transform:translate(-50%,-50%);background:rgba(0,0,0,.82);color:#fff;padding:12px 24px;border-radius:8px;font-size:14px;z-index:400;display:none;max-width:80%;text-align:center}
.toast.on{display:block}

/* 后台 */
.adm-body{background:#f0f2f5}
.adm-login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0a72c4,#134e8e)}
.adm-login .box{background:#fff;border-radius:12px;padding:36px;width:360px;box-shadow:var(--shadow-lg)}
.adm-login h2{text-align:center;margin-bottom:6px;color:var(--brand)}
.adm-login p{text-align:center;color:var(--text-3);font-size:13px;margin-bottom:22px}
.adm-login input{width:100%;border:1px solid #d6dee6;border-radius:8px;padding:11px 13px;margin-bottom:12px;font-size:14px}
.adm-login button{width:100%;background:var(--brand);border:0;color:#fff;padding:12px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer}
.adm-layout{display:flex;min-height:100vh}
.adm-side{width:196px;background:#2c3542;color:#c3ccd6;flex-shrink:0}
.adm-side .lg{height:56px;display:flex;align-items:center;gap:9px;padding:0 16px;background:#232b36;font-weight:700;color:#fff;font-size:15px}
.adm-side .lg i{width:28px;height:28px;border-radius:6px;background:var(--brand);display:flex;align-items:center;justify-content:center;font-style:normal;font-size:14px}
.adm-side a{display:flex;align-items:center;gap:9px;padding:12px 18px;font-size:14px;cursor:pointer;border-left:3px solid transparent}
.adm-side a:hover{background:#37414e;color:#fff}
.adm-side a.on{background:var(--brand);color:#fff;border-left-color:#fff}
.adm-side a em{font-style:normal;width:18px;text-align:center}
.adm-main{flex:1;min-width:0;display:flex;flex-direction:column}
.adm-top{height:56px;background:#fff;display:flex;align-items:center;padding:0 20px;border-bottom:1px solid var(--line);gap:12px}
.adm-top b{font-size:16px}
.adm-top .r{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-2)}
.adm-content{padding:18px;flex:1;overflow-x:hidden}
.adm-card{background:#fff;border-radius:8px;padding:18px;box-shadow:var(--shadow);margin-bottom:16px}
.adm-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.adm-card h3 .r{margin-left:auto;display:flex;gap:8px}
.btn{padding:7px 15px;border:0;border-radius:6px;cursor:pointer;font-size:13.5px;font-weight:500}
.btn-p{background:var(--brand);color:#fff}.btn-p:hover{background:var(--brand-d)}
.btn-g{background:#f0f2f5;color:var(--text-2)}.btn-g:hover{background:#e3e7ec}
.btn-d{background:#fdecec;color:#e4380d}.btn-d:hover{background:#f8d5d5}
.btn-s{background:var(--ok);color:#fff}
table.adm{width:100%;border-collapse:collapse;font-size:13.5px}
table.adm th{background:#f7f9fb;padding:10px;text-align:left;font-weight:600;color:var(--text-2);border-bottom:1px solid var(--line);white-space:nowrap}
table.adm td{padding:10px;border-bottom:1px solid #f0f2f5;vertical-align:middle}
table.adm tr:hover td{background:#fafbfc}
.badge{font-size:12px;padding:2px 8px;border-radius:10px;display:inline-block}
.badge.n{background:#fdecec;color:#e4380d}
.badge.p{background:#fff5e6;color:#d98613}
.badge.r{background:#e8f7f0;color:var(--ok)}
.statgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:16px}
.stat{background:#fff;border-radius:8px;padding:18px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center}
.stat .ic{width:46px;height:46px;border-radius:10px;background:var(--brand-l);display:flex;align-items:center;justify-content:center;font-size:22px}
.stat b{display:block;font-size:24px;font-family:Arial}
.stat span{font-size:13px;color:var(--text-3)}
.adm-form .f{margin-bottom:14px}
.adm-form label{display:block;font-size:13.5px;margin-bottom:6px;color:var(--text-2)}
.adm-form input,.adm-form select,.adm-form textarea{width:100%;border:1px solid #d6dee6;border-radius:6px;padding:9px 12px;font-size:14px}
.adm-form textarea{min-height:110px;resize:vertical}
.adm-form .two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.sw{position:relative;width:44px;height:24px;background:#ccc;border-radius:12px;cursor:pointer;transition:.2s;display:inline-block}
.sw.on{background:var(--ok)}
.sw::after{content:"";position:absolute;width:20px;height:20px;background:#fff;border-radius:50%;top:2px;left:2px;transition:.2s}
.sw.on::after{left:22px}
@media(max-width:768px){
  .adm-side{position:fixed;left:-200px;top:0;bottom:0;z-index:100;transition:.2s}
  .adm-side.on{left:0}
  .adm-form .two{grid-template-columns:1fr}
  .adm-content{padding:12px}
}

/* ========== 长文内容层：文章详情页 / 文章列表页 ========== */
.prose h2{font-size:19px;margin:30px 0 12px;padding-left:11px;border-left:4px solid var(--brand);line-height:1.4}
.prose h3{font-size:16px;margin:22px 0 10px;color:var(--text-1)}
.prose h4{font-size:15px;margin:0 0 8px}
.prose p{margin:0 0 12px;line-height:1.9;color:var(--text-2)}
.prose ul{margin:0 0 14px;padding-left:20px}
.prose li{margin-bottom:8px;line-height:1.85;color:var(--text-2)}
.prose li::marker{color:var(--brand)}
.prose b{color:var(--text-1);font-weight:600}
.art-body .lead{
  background:var(--brand-l);border-left:4px solid var(--brand);
  padding:14px 16px;border-radius:0 8px 8px 0;color:var(--text-1);font-size:15.5px;
}
.art-meta{
  background:#f7f9fb;border:1px solid var(--line);border-radius:8px;
  padding:12px 16px;margin:18px 0 4px;
}
.art-meta p{margin:0 0 5px;font-size:13.5px;line-height:1.7;color:var(--text-2)}
.art-meta p:last-child{margin-bottom:0}
.art-note{
  background:#fffaf0;border:1px solid #ffe3b0;border-radius:8px;
  padding:14px 16px;margin:26px 0 0;
}
.art-note p{margin:0;font-size:13.5px;color:#7a5b20;line-height:1.8}
.art-cta{
  background:linear-gradient(135deg,#0a7cff,#0a5fd0);border-radius:10px;
  padding:20px 22px;margin:22px 0 0;color:#fff;
}
.art-cta h4{font-size:17px;margin-bottom:8px}
.art-cta p{margin:0 0 8px;font-size:14px;color:rgba(255,255,255,.9);line-height:1.8}
.art-cta p:last-child{margin-bottom:0}
.art-cta a{display:inline-block;color:#fff;text-decoration:underline;font-weight:600;margin-right:18px}
.faq-item{border:1px solid var(--line);border-radius:8px;padding:16px 18px;margin-bottom:12px;background:#fcfdfe}
.faq-item h3{font-size:15.5px;margin:0 0 8px;display:flex;gap:9px;align-items:flex-start;line-height:1.6}
.faq-item .fq{
  flex-shrink:0;background:var(--brand);color:#fff;border-radius:5px;
  padding:1px 8px;font-size:12.5px;font-weight:700;margin-top:2px;
}
.faq-item p{margin:0 0 0 36px;font-size:14.5px;line-height:1.85;color:var(--text-2)}
/* 筛选 */
.frow{display:flex;gap:12px;align-items:flex-start;padding:8px 0;border-bottom:1px dashed #eef1f4}
.frow:last-child{border-bottom:0}
.frow>label{flex-shrink:0;width:62px;font-size:13.5px;color:var(--text-3);padding-top:5px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:4px;padding:4px 12px;border-radius:14px;
  border:1px solid var(--line);font-size:13px;color:var(--text-2);cursor:pointer;
  background:#fff;transition:.15s;user-select:none;
}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.on{background:var(--brand);border-color:var(--brand);color:#fff}
.chip i{font-style:normal;font-size:11.5px;opacity:.6}
/* 分页 */
.pg{
  display:inline-block;min-width:34px;padding:6px 11px;margin:0 4px;text-align:center;
  border:1px solid var(--line);border-radius:6px;font-size:13.5px;color:var(--text-2);
}
.pg:hover{border-color:var(--brand);color:var(--brand)}
.pg.on{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.art-row .bd h3 a{font-size:16.5px}
.chip-toggle{display:inline-block;margin-top:8px;font-size:12.5px;color:var(--brand);cursor:pointer;user-select:none}
.chip-toggle:hover{text-decoration:underline}
#rowSub .chips{max-height:74px;overflow:hidden;position:relative}
#rowSub.expand .chips{max-height:none}