/* home_header.html —— 由内联样式抽出 */
:root{
    --brand:#1A6BFF;
    --brand-ink:#0B1D3A;
    --brand-ink-2:#12254A;
    --bg:#FFFFFF;
    --bg-soft:#F5F7FA;
    --ink:#1F2329;
    --ink-2:#5A6069;
    --line:#E5E8EC;
    --radius:8px;
  }
/* ===== 顶部导航 ===== */
  .nav{
    position:sticky;top:0;z-index:100;
    background:rgba(255,255,255,.66);
    -webkit-backdrop-filter:blur(14px) saturate(1.4);
    backdrop-filter:blur(14px) saturate(1.4);
    border-bottom:1px solid rgba(216,224,240,.55);
    box-shadow:0 1px 10px rgba(16,36,74,.06);
    transition:background .3s,border-color .3s,box-shadow .3s;
  }
.nav.scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 2px 14px rgba(16,36,74,.08)}
  .nav-inner{
    max-width:none;margin:0;padding:0 44px;height:60px;
    display:flex;align-items:center;gap:20px;
  }
.nav-logo{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-logo-mark{
    width:32px;height:32px;border-radius:var(--radius);
    background:linear-gradient(135deg,#2E7CFF,#1552CC);
    display:flex;align-items:center;justify-content:center;color:#fff;
  }
.nav-logo-mark svg{width:20px;height:20px}
.nav-logo-name{font-size:18px;font-weight:700;letter-spacing:.5px}
.nav-logo-sub{font-size:10px;color:var(--ink-2);margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:18px;margin-left:0}
.nav-links a,.nav-item>a{font-size:14px;color:var(--ink);transition:color .2s;display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.nav-links a:hover,.nav-item>a:hover{color:var(--brand)}
.nav-item{position:relative}
.nav-item:hover::after{content:"";position:absolute;left:-6px;right:-6px;top:100%;height:24px}
.caret{width:12px;height:12px;opacity:.55;transition:transform .2s}
.nav-item:hover .caret{transform:rotate(180deg);opacity:1}
.dropdown{
    position:absolute;top:100%;left:50%;transform:translateX(-50%);min-width:180px;
    background:#fff;border:1px solid var(--line);border-radius:8px;
    box-shadow:0 14px 36px rgba(10,30,70,.12);padding:8px;display:none;z-index:120;margin-top:12px;
  }
.dropdown::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
.nav-item:hover .dropdown{display:block}
.dropdown a{
    display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:6px;
    font-size:13.5px;color:var(--ink-2);transition:all .15s;
  }
.dropdown a:hover{background:#F2F6FF;color:var(--brand)}
.dropdown.mega{min-width:640px;left:0;transform:none;padding:16px;display:none}
.nav-item:hover .dropdown.mega{display:flex}
.mega{display:flex;gap:16px}
.mega-cats{width:148px;flex-shrink:0;border-right:1px solid var(--line);padding-right:12px;display:flex;flex-direction:column;gap:4px}
.mega-cats a{padding:9px 12px;border-radius:6px;font-size:13.5px;color:var(--ink-2);display:block}
.mega-cats a:hover,.mega-cats a.active{background:#F2F6FF;color:var(--brand);font-weight:600}
.mega-grid{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:start}
.mega-card{border:1px solid var(--line);border-radius:8px;padding:12px;transition:all .15s;display:block}
.mega-card:hover{border-color:#C9D8F2;background:#F7FAFF}
.mega-name{font-size:14px;font-weight:600;color:var(--ink);display:flex;align-items:center;gap:6px}
.mega-tag{font-size:10px;padding:2px 6px;border-radius:3px;background:#FF6A3D;color:#fff;font-weight:600;letter-spacing:.5px}
.mega-tag.new{background:#2E7CFF}
.mega-card p{font-size:12px;color:var(--ink-2);margin-top:6px;line-height:1.6}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    height:40px;padding:0 20px;border-radius:6px;font-size:14px;font-weight:500;
    border:1px solid transparent;transition:all .2s;white-space:nowrap;
  }
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#1558D6}
.btn-light{background:#fff;color:var(--brand-ink);font-weight:700}
.btn-light:hover{background:#F0F5FF}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.nav-toggle{display:none;width:44px;height:44px;border:none;background:none;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:all .25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.badge{
    position:absolute;right:-14px;bottom:-18px;background:var(--brand);color:#fff;
    border-radius:8px;padding:12px 16px;box-shadow:0 12px 28px rgba(26,107,255,.32);
  }
.badge b{display:block;font-size:22px;font-weight:900;line-height:1.1}
.badge span{font-size:12px;color:#DCE8FF}
.price-card .btn{margin-top:24px;width:100%}
/* ===== 购物车按钮 ===== */
  .cart-btn{
    position:relative;width:44px;height:44px;border:none;background:none;border-radius:8px;
    display:flex;align-items:center;justify-content:center;color:var(--ink);
  }
.cart-btn:hover{background:var(--bg-soft)}
.cart-btn svg{width:22px;height:22px}
.cart-badge{
    position:absolute;top:2px;right:0;min-width:18px;height:18px;padding:0 5px;
    border-radius:10px;background:#F04142;color:#fff;font-size:11px;font-weight:700;
    display:flex;align-items:center;justify-content:center;line-height:1;
  }
.cart-badge.zero{display:none}
.s-actions .btn{flex:1;height:38px;padding:0;font-size:13.5px}
.cart-add-btn{
    width:38px;height:38px;flex-shrink:0;border:1px solid var(--line);border-radius:6px;
    background:#fff;color:var(--brand);display:flex;align-items:center;justify-content:center;
  }
.cart-add-btn svg{width:18px;height:18px}
.cart-add-btn:hover{border-color:var(--brand);background:#EFF5FF}
.buy-card .bc-actions .btn{flex:1;justify-content:center;font-size:12px;padding:7px 10px;height:auto}
.cart-list{flex:1;overflow-y:auto;padding:8px 22px}
.cart-item{display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.cart-empty{padding:60px 0;text-align:center;color:var(--ink-2)}
.cart-empty svg{width:56px;height:56px;color:#C9D3E2;margin:0 auto 16px;display:block}
.cart-empty p{font-size:14px}
.cart-empty a{display:inline-block;margin-top:16px}
.cart-foot{padding:18px 22px 22px;border-top:1px solid var(--line)}
.cart-total{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;color:var(--ink-2)}
.cart-total b{font-size:24px;font-weight:900;color:var(--ink)}
.cart-total b em{font-style:normal;font-size:14px;color:var(--brand);margin-right:2px}
.cart-checkout{margin-top:14px;width:100%}
/* ===== 购物车页 ===== */
  .cart-hero{background:linear-gradient(135deg,#EEF4FF 0%,#F7FAFF 55%,#FFFFFF 100%);border-bottom:1px solid var(--line)}
.cart-hero-inner{padding:52px 24px 40px;display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.cart-hero h1{font-size:28px;font-weight:700;color:var(--ink)}
.cart-hero p{margin-top:10px;font-size:14.5px;color:var(--ink-2)}
.cart-main{padding:40px 0 72px}
.cart-body{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:start}
.cart-list-page{display:flex;flex-direction:column;gap:16px}
.cart-item-page{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 20px}
.cart-item-page:hover{border-color:#C9D8F2}
.cart-summary{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;position:sticky;top:84px}
.cart-empty .btn{display:inline-block;margin-top:16px}
/* ===== 页脚 ===== */
  .footer{background:#0B1D3A;color:#A9B7CF;font-size:13.5px}
.footer-top{
    max-width:1180px;margin:0 auto;padding:56px 24px 40px;
    display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:40px;
  }
.footer-qr{display:flex;gap:16px}
.qr-item{text-align:center}
.qr-item img{width:96px;height:96px;border-radius:8px;background:#fff;padding:6px;display:block;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.qr-item span{display:block;margin-top:8px;color:#A9B7CF;font-size:12.5px}
.footer h4{color:#fff;font-size:14px;font-weight:700;margin-bottom:18px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a:hover{color:#fff}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .nav-logo-mark{width:30px;height:30px}
.footer-about{margin-top:16px;line-height:1.8;color:#8B9AB8;max-width:300px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1)}
.footer-bottom-inner{
    max-width:1180px;margin:0 auto;padding:20px 24px;
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#7C8BA8;
  }
/* ===== 响应式 ===== */
  @media (max-width:1024px) {
  .badge{right:0}
}
@media (max-width:768px) {
  .nav-inner{height:56px;padding:0 18px}
  .nav-links{
      display:none;position:fixed;top:56px;left:0;right:0;background:#fff;
      flex-direction:column;align-items:flex-start;padding:16px 24px 24px;
      border-bottom:1px solid var(--line);gap:20px;box-shadow:0 16px 32px rgba(16,36,74,.08);
    }
  .nav-links.open{display:flex}
  .nav-links a,.nav-item>a{font-size:16px}
  .nav-item{width:100%}
  .nav-item>a{width:100%}
  .nav-item .dropdown{position:static;transform:none;box-shadow:none;border:none;padding:4px 0 0 14px;display:block;margin-top:0;min-width:0}
  .nav-item .dropdown::before{display:none}
  .dropdown a{font-size:15px;padding:8px 10px}
  .dropdown.mega{display:block;min-width:0;width:100%;padding:4px 0 0 14px;gap:0}
  .mega-cats{width:100%;border-right:none;padding:0;flex-direction:row;flex-wrap:wrap;margin-bottom:8px}
  .mega-grid{grid-template-columns:1fr}
  .mega-card p{display:none}
  .nav-actions .btn{font-size:13px;padding:7px 12px;white-space:nowrap}
  .nav-toggle{display:flex}
  .hero-cta .btn{height:36px;padding:0 14px;font-size:13px}
  .cart-body{grid-template-columns:1fr}
  .cart-summary{position:static}
  .footer-top{grid-template-columns:1fr 1fr}
}
.pay-foot .btn{flex:1;height:42px;font-size:14.5px}
.cta-strip .btn{min-width:180px}

/* ===== 导航下拉（产品服务，左侧分类 + 右侧分组） ===== */
.dropdown.mega.ws{position:fixed;left:0;right:0;top:60px;width:auto;min-width:0;transform:none;margin-top:0;padding:0;gap:0;border:0;border-top:1px solid #E8EDF6;border-radius:0;box-shadow:0 20px 44px rgba(11,29,58,.12);overflow:hidden;background:#fff}
.ws-cats{width:212px;flex:0 0 212px;background:#F7F9FC;padding:20px 0 24px;margin-left:112px;display:flex;flex-direction:column;gap:0;border-right:1px solid #EDF1F7}
.ws-cats a{display:block;padding:12px 26px;border-radius:0;font-size:13.5px;color:#4A5568;border:0;line-height:1.3;white-space:nowrap}
.ws-cats a:hover,.ws-cats a.active{background:#fff;color:#1A6BFF;font-weight:600;box-shadow:none}
.ws-cats-sep{display:block;height:1px;background:#E7ECF4;margin:12px 26px}
.ws-cats a.ws-mini{font-size:13px;color:#4A5568}
.ws-body{flex:1;display:grid;grid-template-columns:repeat(4,178px) minmax(0,1fr);gap:10px 26px;padding:26px 0 28px 32px;background:#fff;align-content:start}
.ws-body::after{content:"";grid-column:5;grid-row:1;min-height:250px;border-left:1px solid #EDF1F7;background:linear-gradient(135deg,#F4F8FF 0%,#E9F2FF 52%,#FFFFFF 100%);background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231A6BFF' stroke-width='1.1' stroke-linecap='round' stroke-linejoin='round'><path d='M17.5 18.5a4.5 4.5 0 0 0 .42-8.98 6 6 0 0 0-11.7 1.04A4.24 4.24 0 0 0 6.75 18.5h10.75Z'/></svg>");background-repeat:no-repeat;background-position:center;background-size:150px 150px}
.ws-col{margin:0}
.ws-col h5{font-size:14px;font-weight:700;color:#1A6BFF;margin:0 0 14px}
.ws-col a{display:block!important;padding:7px 0;font-size:13px;color:#4A5568;line-height:1.5;white-space:nowrap}
.ws-col a:hover{background:transparent;color:#1A6BFF}
.ws-body::after{min-height:300px;background-size:280px 280px}
.ws-tag{display:inline-block;font-size:10px;font-weight:700;color:#fff;padding:1px 6px;border-radius:3px;margin-left:6px;vertical-align:middle}
.ws-tag.hot{background:#FF5B4A}
.ws-tag.new{background:#2E7CFF}
@media (max-width:1200px){
  .ws-body{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 26px;padding-left:28px}
  .ws-body::after{display:none}
}
@media (max-width:768px){
  .nav-item .dropdown.mega.ws{position:static;left:auto;right:auto;top:auto;min-width:0;width:100%;display:block;padding:4px 0 0 14px;box-shadow:none;border:0;border-radius:0}
  .nav-item:hover::after{display:none}
  .ws-cats{width:100%;margin-left:0;background:transparent;border-right:none;padding:0;flex-direction:row;flex-wrap:wrap}
  .ws-body{grid-template-columns:1fr;padding:8px 0 0}
}

/* ===== 产品与服务下拉（左侧栏目 + 搜索 + 卡片网格） ===== */
.dropdown.mega.ws{position:fixed;left:0;right:0;top:60px;width:auto;min-width:0;transform:none;margin-top:0;padding:0 max(16px,calc((100% - 1560px) / 2));gap:0;border:0;border-top:1px solid #EDF1F7;border-radius:0;box-shadow:0 20px 44px rgba(11,29,58,.12);overflow:hidden;background:#fff;display:none;align-items:stretch}
.nav-item:hover .dropdown.mega.ws{display:flex}
.ws-side{width:250px;flex:0 0 250px;padding:22px 24px 28px;background:linear-gradient(180deg,#F8FAFD 0%,#F1F5FB 100%);border-right:1px solid #EDF1F7;overflow:hidden}
.ws-side-title{font-size:20px;font-weight:700;color:#1F2329;margin:0 0 20px}
.ws-cats{display:flex;flex-direction:column;width:auto;flex:1 1 auto;margin-left:0;background:transparent;border-right:0;padding:0;gap:0}
.ws-cats a{display:block;padding:10px 0;font-size:13.5px;color:#5A6678;position:relative;line-height:1.3;white-space:nowrap}
.ws-cats a:hover{color:#1A6BFF}
.ws-cats a.active{background:transparent;color:#1A6BFF;font-weight:600;box-shadow:none}
.ws-cats a.active::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;background:#1A6BFF;border-radius:1px}
.ws-main{flex:1;min-width:0;padding:20px 28px 26px}
.ws-tools{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.ws-search{flex:0 0 440px;display:flex;align-items:center;gap:8px;height:34px;padding:0 14px;background:#F5F7FA;border-radius:17px;color:#95A0B2}
.ws-search svg{width:15px;height:15px;flex-shrink:0}
.ws-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;font-size:13px;color:#1F2329;font-family:inherit}
.ws-search input::placeholder{color:#9AA5B6}
.ws-chips{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ws-chip{border:0;background:#F5F7FA;color:#5A6678;font-size:13px;padding:7px 16px;border-radius:4px;cursor:pointer;font-family:inherit}
.ws-chip:hover{background:#EDF1F7;color:#1F2329}
.ws-chip.active{background:#E9EFF8;color:#1F2329;font-weight:500}
.ws-close{margin-left:auto;width:34px;height:34px;border:0;background:transparent;color:#7A8598;font-size:22px;line-height:1;cursor:pointer;border-radius:4px;font-family:inherit}
.ws-close:hover{background:#F5F7FA;color:#1F2329}
.ws-panel{display:none;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px 18px}
.ws-panel.active{display:grid}
.dropdown .ws-card{display:block;background:#fff;border:1px solid #EDF1F7;border-radius:6px;padding:14px 16px 15px;transition:border-color .2s,box-shadow .2s;white-space:normal}
.dropdown .ws-card:hover{background:#fff;border-color:#C9D8F2;box-shadow:0 10px 24px rgba(16,36,74,.08)}
.dropdown .ws-card-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#1F2329;line-height:1.4}
.dropdown .ws-card-tag{flex-shrink:0;font-size:11px;line-height:16px;padding:0 5px;border:1px solid #FF6A3D;color:#FF6A3D;border-radius:3px;font-weight:500}
.dropdown .ws-card-tag.hot{border-color:#FF5B4A;color:#FF5B4A}
.dropdown .ws-card p{margin-top:10px;font-size:12.5px;color:#8A94A6;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;white-space:normal}
.nav-item.ws-off:hover .dropdown.mega.ws{display:none}
@media (max-width:1200px){
  .ws-side{width:210px;flex:0 0 210px;padding:20px 18px 24px}
  .ws-side-title{font-size:18px}
  .ws-search{flex:1 1 auto}
  .ws-panel{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .nav-item .dropdown.mega.ws{position:static;left:auto;right:auto;top:auto;min-width:0;width:100%;display:block;padding:4px 0 0 14px;box-shadow:none;border:0;border-radius:0;flex-direction:column}
  .nav-item:hover::after{display:none}
  .nav-item.ws-off:hover .dropdown.mega.ws{display:block}
  .ws-side{width:100%;flex:1 1 auto;padding:0;background:transparent;border-right:0}
  .ws-side-title{display:none}
  .ws-main{padding:0}
  .ws-tools{display:none}
  .ws-cats{flex-direction:row;flex-wrap:wrap;gap:0 20px}
  .ws-cats a{padding:8px 0}
  .ws-panel{grid-template-columns:1fr;gap:10px;padding-top:8px}
  .dropdown .ws-card{padding:12px 14px}
}