:root{
  --brand:#ff6a00;
  --bg:#f6f8fb;
  --text:#1f2937;
  --muted:#6b7280;
  --card:#ffffff;
  --line:#e5e7eb;
  --radius:14px;
  --shadow:0 10px 30px rgba(31,41,55,.08);
  --shadow-sm:0 6px 16px rgba(31,41,55,.08);
}

html,body{background:var(--bg);color:var(--text)}

a:focus,
button:focus,
[role="button"]:focus,
input:focus,
select:focus,
textarea:focus {
  outline: none;
}

a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgba(255,106,0,.55);
  outline-offset: 2px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible),
[role="button"]:focus:not(:focus-visible),
input:focus:not(:focus-visible),
select:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) {
  outline: none;
  box-shadow: none;
}

.main-header{background:transparent}

.top-bar{background:transparent;border-bottom:0}
.top-bar .nav-top-right a,.top-bar .nav-top-left a{color:var(--muted)}
.top-bar .nav-top-right a:hover,.top-bar .nav-top-left a:hover{color:var(--brand)}

.top-bar .nav-top-right .nav-quick>a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 10px;
  border-radius:10px;
  color:var(--muted);
  text-decoration:none;
}

.top-bar .nav-top-right .nav-quick>a i{font-size:15px;color:var(--muted)}

.top-bar .nav-top-right .nav-quick>a:hover{
  color:var(--text)!important;
  background:rgba(31,41,55,.05);
}

.top-bar .nav-top-right .nav-quick>a:hover i{color:var(--text)}

.top-bar .nav-top-right .nav-cart>a{position:relative;padding-right:14px}

.top-bar .nav-top-right .nav-cart #cartnums{
  margin-left:6px;
  border-radius:999px;
  font-weight:700;
  padding:3px 6px;
  font-size:12px;
}

.header-header{background:transparent}
.header-header .logo img{height:44px}

.search-form .input-group{background:#fff;border:0;border-radius:999px;overflow:hidden;box-shadow:0 0 0 1px var(--line) inset,var(--shadow-sm);display:flex;align-items:stretch}
.search-form .input-group .search-input{flex:1 1 auto;min-width:0}
.search-form .input-group .input-group-btn{display:flex;flex:0 0 auto;width:auto}
.search-form .input-group .input-group-btn>.btn-search{width:auto;min-width:152px;padding-left:18px;padding-right:18px;white-space:nowrap}
.search-form .search-input{border:0;box-shadow:none;height:44px}
.search-form .btn-search{border-radius:0 999px 999px 0;background:var(--brand);border-color:var(--brand);height:44px;line-height:44px;padding-top:0;padding-bottom:0;border:0;border-left:1px solid var(--brand);position:relative;margin:0}

.header-menu{background:transparent;border-bottom:0}
.nav-bar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.nav-bar .nav-menu>li>a{color:var(--text)}
.nav-bar .nav-menu>li>a:hover{color:var(--brand)}

@media (max-width: 520px){
  .nav-bar .nav-menu{display:flex;flex-wrap:wrap;gap:8px;padding:8px 10px;margin:0}
  .nav-bar .nav-menu>li{flex:0 0 auto;max-width:100%}
  .nav-bar .nav-menu>li>a{white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}

  .mobile_nav{display:flex!important;flex-wrap:wrap;gap:8px}
  .mobile_nav .dropdown{flex:0 0 auto;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mobile_nav .dropdown>a{display:inline-flex;align-items:center;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}

#content-container{padding-top:20px}

.breadcrumb{background:#fff;border:1px solid var(--line);border-radius:var(--radius)}

.filter-container,#nav-bar,.search_tab_list,.search_tab_item,.sort-options{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
#nav-bar{padding:6px 12px}

/* 顶部分类导航（搜索页/分类页） */
.search_tab_list,.search_tab_item{
  padding:12px 14px!important;
  gap:10px;
}

.search_tab_label{
  font-weight:700;
  color:var(--text);
  font-size:13px;
  padding:8px 10px;
  margin-right:6px;
}

.search_tab a,.search_to a{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 12px!important;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:12px;
  transition:transform .12s ease, box-shadow .12s ease, background .12s ease, border-color .12s ease, color .12s ease;
}

.search_tab a:hover,.search_to a:hover{
  border-color:rgba(255,106,0,.35);
  color:var(--brand)!important;
  background:rgba(255,106,0,.06);
  transform:translateY(-1px);
  box-shadow:0 10px 18px rgba(255,106,0,.14);
  text-decoration:none!important;
}

.search_tab a:focus,.search_to a:focus{
  color:var(--brand)!important;
  text-decoration:none!important;
}

.search_tab.active a,.search_to.active a{
  background:var(--brand)!important;
  border-color:var(--brand)!important;
  color:#fff!important;
  font-weight:700;
}

/* 下拉一级分类的按钮风格（如果存在） */
.search_tab.dropdown>a,.search_tab.dropdown>a:focus{
  background:#fff;
}

/* 排序区域做成按钮组效果 */
.sort-options{
  padding:10px 14px!important;
  display:flex;
  align-items:center;
  gap:12px;
}

.sort-label{font-weight:700;color:var(--text);margin:0;white-space:nowrap}

.sort-list{display:flex;align-items:center;gap:10px;margin:0;padding:0}

.sort-item a{
  height:32px;
  padding:0 12px!important;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);
  background:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  transition:transform .12s ease, box-shadow .12s ease, background .12s ease, border-color .12s ease, color .12s ease;
}

.sort-icon{display:inline-flex;align-items:center;gap:6px;line-height:1}
.sort-text{line-height:1;display:inline-flex;align-items:center;transform:translateY(3px)}
.sort-asc,.sort-desc{line-height:1;position:static;margin:0;transform:translateY(3px)}

.sort-item a:hover{border-color:rgba(255,106,0,.35);color:var(--brand);background:rgba(255,106,0,.06);transform:translateY(-1px);box-shadow:0 10px 18px rgba(255,106,0,.14)}

.sort-item a:hover,.sort-item a:focus{color:var(--brand)!important;text-decoration:none!important}

.sort-options .sort-item.active a{background:var(--brand)!important;border-color:var(--brand)!important;color:#fff!important}

.sort-options .sort-item.active.asc .sort-asc,
.sort-options .sort-item.active.desc .sort-desc{color:#fff!important}

.nav-bar-tabs>li>a{border-radius:999px;padding:8px 12px;color:var(--muted)}
.nav-bar-tabs>li.active>a{background:var(--brand);color:#fff}

.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}

@media (max-width: 1199px){
  .product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}

@media (max-width: 991px){
  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width: 520px){
  .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .product-item .card-item{padding:10px}

  .search_tab_list,.search_tab_item{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;overflow:visible;padding:10px 12px!important}
  .search_tab_label{grid-column:1 / -1;padding:6px 8px;margin-right:0}
  .search_tab a,.search_to a{width:100%;justify-content:center;height:30px;padding:0 10px!important;font-size:12px}
}

.product-item .card-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:12px;transition:transform .12s ease,box-shadow .12s ease}
.product-item .card-item:hover{transform:translateY(-2px);box-shadow:var(--shadow)}

.embed-responsive-square{border-radius:12px;overflow:hidden}

.item-title{font-weight:600;color:var(--text);min-height:40px}

.btn-carts{background:var(--brand);border-color:var(--brand);color:#fff;border-radius:999px;padding:8px 14px}
.btn-carts:hover,.btn-carts:focus{background:#ff7a1a;border-color:#ff7a1a;color:#fff}

.btn-carts.is-loading{opacity:.8;cursor:default;pointer-events:none}
.btn-carts .btn-carts-loading{display:inline-flex;align-items:center;justify-content:center;min-width:76px}
.btn-carts.is-added{background:#16a34a!important;border-color:#16a34a!important}

@keyframes btnCartsPop{
  0%{transform:scale(1)}
  40%{transform:scale(1.08)}
  100%{transform:scale(1)}
}
.btn-carts.is-pop{animation:btnCartsPop .22s ease-out}

.pager .pagination>li>a,.pager .pagination>li>span{border-radius:10px;border-color:var(--line);color:var(--muted)}
.pager .pagination>.active>span{background:var(--brand);border-color:var(--brand)}

#floatbtn a{border-radius:999px}

/* 购物车页 */
.cart-page{min-height:calc(100vh - 120px);padding-bottom:88px}

.cart-sticky-header{background:#fff;border-bottom:1px solid rgba(229,231,235,.7);box-shadow:0 2px 10px rgba(31,41,55,.04);position:sticky;top:0;z-index:30}
.cart-sticky-inner{max-width:1200px;margin:0 auto;padding:0 15px}
.cart-sticky-row{display:flex;align-items:center;justify-content:space-between;height:56px}
.cart-sticky-spacer{width:56px}

.cart-back{border:0;background:transparent;padding:8px 10px;border-radius:10px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.cart-back:hover{color:var(--brand);background:rgba(255,106,0,.06)}
.cart-title{margin:0;font-size:18px;font-weight:700;color:var(--text);text-align:center}

.cart-body{max-width:1200px;margin:0 auto;padding:16px 15px}

.select-all-bar{display:flex;align-items:center;padding:14px 14px;background:#fff;border:1px solid rgba(229,231,235,.7);border-radius:14px;box-shadow:var(--shadow-sm);margin-bottom:14px;gap:14px}
.cart-selected-text{color:var(--muted);font-size:13px}

.cart-selected-delete{margin-left:auto;color:var(--muted);font-size:13px;text-decoration:none!important}
.cart-selected-delete:hover{color:#ef4444}

.cart-items{display:flex;flex-direction:column;gap:12px}

.cart-row{display:flex;align-items:center;padding:14px;background:#fff;border-radius:14px;border:1px solid rgba(229,231,235,.7);box-shadow:var(--shadow-sm);transition:box-shadow .12s ease}
.cart-row:hover{box-shadow:var(--shadow)}
.cart-row.active{border-color:rgba(255,106,0,.30);box-shadow:0 10px 30px rgba(255,106,0,.10)}

.cart-row-left{flex:0 0 auto;margin-right:10px}
.cart-row-image{flex:0 0 auto;width:120px;max-width:120px;border-radius:12px;overflow:hidden;background:#f3f4f6}
.cart-row-image img{display:block;width:100%;height:auto}

.cart-row-info{flex:1 1 auto;min-width:0;margin-left:14px}
.cart-row-title{font-size:14px;font-weight:600;color:var(--text);line-height:1.3}
.cart-row-sub{margin-top:6px;font-size:12px;color:var(--muted)}

.cart-row-qty{flex:0 0 auto;margin-left:16px}
.cart-row-actions{flex:0 0 auto;margin-left:14px}

.cart-check{display:inline-flex;align-items:center;cursor:pointer;user-select:none;margin:0}
.cart-check input{position:absolute;opacity:0;pointer-events:none}
.cart-check-ui{width:20px;height:20px;border:2px solid #d1d5db;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;transition:all .12s ease;background:#fff;color:transparent}
.cart-check-text{margin-left:10px;font-weight:600;color:var(--text);font-size:13px}
.cart-check input:checked + .cart-check-ui{border-color:var(--brand);background:var(--brand);color:#fff}
.cart-check-ui i{font-size:12px}

.quantity{display:flex;align-items:center;border:1px solid rgba(229,231,235,.9);border-radius:12px;overflow:hidden;background:#fff}
.quantity>div{width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:var(--muted);cursor:pointer;user-select:none}
.quantity>div:hover{color:var(--brand);background:rgba(255,106,0,.06)}
.quantity input{width:56px;height:36px;border:0;text-align:center;font-weight:600;color:var(--text);background:transparent;box-shadow:none}

.btn-delete{padding:10px;border-radius:12px;color:#9ca3af;text-decoration:none!important}
.btn-delete:hover{color:#ef4444;background:rgba(239,68,68,.08)}
.btn-delete i{font-size:18px}

.cart-empty{background:#fff;border:1px solid rgba(229,231,235,.7);border-radius:14px;box-shadow:var(--shadow-sm);padding:18px;color:var(--muted);text-align:center}

.cart-footer{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid rgba(229,231,235,.9);box-shadow:0 -10px 25px rgba(31,41,55,.10);z-index:40}
.cart-footer-inner{max-width:1200px;margin:0 auto;padding:0 15px;display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.cart-footer-left{font-size:14px}
.nav-right .nav-item .nav-text{font-size:12px;color:var(--muted);line-height:1}
.nav-right .nav-item:hover .nav-text{color:var(--brand)!important}
.nav-right .nav-item.active .nav-text{color:var(--brand)!important;font-weight:700}
.nav-right .nav-item .badge{position:absolute;top:-6px;right:-10px;background:var(--brand);color:#fff;border-radius:999px;padding:2px 6px;font-size:11px;line-height:1}

.group-tabs-bar{margin-bottom:8px}
.group-tabs{display:flex;align-items:center;gap:10px;padding:10px 12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm)}
.group-tab{display:inline-flex;align-items:center;justify-content:center;height:34px;padding:0 16px;border-radius:999px;background:rgba(17,24,39,.04);color:var(--text);text-decoration:none!important;font-weight:600}
.group-tab:hover{background:rgba(255,106,0,.08);color:var(--brand)!important}
.group-tab.active{background:var(--brand);color:#fff!important}

@media (max-width: 520px){
  .group-tabs{flex-wrap:wrap;justify-content:flex-start;gap:8px;padding:10px 10px}
  .group-tab{height:32px;padding:0 14px;flex:0 0 auto;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}
}

.cart-footer-actions{display:flex;align-items:center;gap:10px}
.cart-footer-delete{border:0;background:transparent;color:#ef4444;border-radius:12px;padding:10px 12px;display:inline-flex;align-items:center;gap:8px}
.cart-footer-delete:hover{background:rgba(239,68,68,.08);color:#dc2626}

.cart-footer-continue{border-radius:12px;padding:10px 16px;font-weight:700;display:inline-flex;align-items:center;gap:8px;background:var(--brand);border:1px solid var(--brand);color:#fff;text-decoration:none!important}
.cart-footer-continue:hover{background:#ff7a1a;border-color:#ff7a1a;color:#fff}

.cart-footer-submit{border-radius:12px;padding:10px 16px;font-weight:700;display:inline-flex;align-items:center;gap:8px}

#floatbtn{position:fixed;right:18px;bottom:86px;z-index:60;display:flex;flex-direction:column;gap:12px;align-items:center}
#floatbtn .floatbtn-item{width:54px;height:54px;border-radius:999px;display:flex;align-items:center;justify-content:center;text-decoration:none!important;color:#fff;background:var(--brand);box-shadow:none;transition:transform .12s ease, box-shadow .12s ease, opacity .12s ease;position:relative}
#floatbtn .floatbtn-item:hover{transform:translateY(-2px);box-shadow:none}
#floatbtn .floatbtn-item{line-height:1;font-size:0}
#floatbtn .floatbtn-item i{font-size:22px;line-height:1}
#floatbtn .floatbtn-item svg{width:24px;height:24px;display:block}
#floatbtn .floatbtn-item[aria-label="Cart"]{background:#ff6a00}
#floatbtn .floatbtn-item[aria-label="Home"]{background:#2f80ed}
#floatbtn #back-to-top{background:#2f80ed;opacity:0;pointer-events:none}
#floatbtn #back-to-top.is-visible{opacity:1;pointer-events:auto}
#floatbtn #cartnums2{position:absolute;top:-6px;right:-6px;background:#ff3b30!important;border-radius:999px;padding:2px 6px;font-size:11px;line-height:1;min-width:18px;text-align:center}

@media (max-width: 767px){
  #floatbtn{right:14px;bottom:74px;gap:10px}
  #floatbtn .floatbtn-item{width:50px;height:50px}
  #floatbtn .floatbtn-item i{font-size:20px}
}

@media (max-width: 767px){
  .cart-row-image{width:90px;max-width:90px}
  .cart-row-info{margin-left:10px}
  .cart-row-qty{margin-left:10px}
  .quantity input{width:46px}
  .cart-footer-inner{height:72px}
}

@media (max-width: 520px){
  .select-all-bar{flex-wrap:wrap;gap:10px}
  .cart-selected-text{width:100%}
  .cart-selected-delete{margin-left:0;width:100%;text-align:right}

  .cart-row{
    display:grid;
    grid-template-columns:22px 76px 1fr;
    grid-template-rows:auto auto;
    column-gap:10px;
    row-gap:8px;
    align-items:start;
    padding:10px;
  }
  .cart-row-left{grid-column:1;grid-row:1 / span 2;margin-right:0}
  .cart-row-image{grid-column:2;grid-row:1 / span 2;width:76px;max-width:76px}
  .cart-row-info{grid-column:3;grid-row:1;min-width:0;margin-left:0}
  .cart-row-title{font-size:13px;line-height:1.25}
  .cart-row-sub{margin-top:4px;font-size:12px}
  .cart-row-qty{grid-column:3;grid-row:2;margin-left:0;display:flex;justify-content:flex-start}
  .cart-row-actions{grid-column:3;grid-row:1;justify-self:end;align-self:start;margin-left:0}

  .quantity>div{width:32px;height:32px}
  .quantity input{height:32px;width:44px}
  .btn-delete{padding:8px;border-radius:10px}

  .cart-footer-inner{height:auto;flex-direction:column;align-items:stretch;padding:10px 15px;gap:10px}
  .cart-footer-left{font-size:13px}
  .cart-footer-actions{justify-content:space-between}
}