.products_intro {
  padding: 9.7rem 0 8rem;
}
.products_intro .nav {
  width: 41.8rem;
  margin-top: 1.4rem;
  width: 29.027778%;
}
.products_intro .nav li:first-child .nav_item {
  border-top: 1px solid rgba(93, 105, 112, 0.24);
}
.products_intro .nav .nav_item {
  display: grid;
  grid-template-columns: 4.2rem 1fr 1.4rem;
  align-items: center;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 2rem;
  line-height: 2.8rem;
  font-weight: 500;
  color: #242424;
  border-bottom: 1px solid rgba(93, 105, 112, 0.24);
  padding: 1rem 2.9rem 1.1rem 2.5rem;
  gap: 2.2rem;
}
.products_intro .nav .nav_item::after {
  padding-bottom: 100%;
  background: url("../img/nav-r-b.svg") no-repeat center / contain;
  display: block;
  content: '';
}
.products_intro .nav .nav_item span {
  max-width: 22.8rem;
}
.products_intro .nav .icon {
  padding-bottom: 100%;
}
.products_intro .head {
  flex: 1;
  max-width: 94.8rem;
}
.products_intro .head h3 {
  font-size: 2rem;
  font-weight: 600;
  margin-top: 2.9rem;
}
.products_intro .head .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  margin-top: 1.8rem;
  max-width: 80rem;
}
.products_intro .head .tags li {
  font-weight: 600;
  color: var(--primary);
  background-color: #f9f4f9;
  border: 2px solid var(--primary);
  border-radius: 100px;
  padding: 1.1rem 1.9rem;
}
.products_intro .head .tags li.active{
  background-color: var(--primary);
  border-color: var(--primary);
  color: white;
}
.products_intro .nav .nav_item.active{
  background-color: var(--primary);
  border-radius: 10px;

}
.products_intro .nav .nav_item.active .icon.icon_ab img{
  filter: brightness(100);
}
.products_intro .nav .nav_item.active span{
  color: white;
}
.products_intro .nav .nav_item.active::after{
  filter: brightness(100);
}
.products_intro h2 {
  max-width: 70rem;
  margin-bottom: 3.3rem;
}
.products_intro p {
  hyphens: auto;
  margin-top: 3rem;
}
.products_main {
  padding: 8rem 0 10.9rem;
}
.products_main .head {
  border-top: 1px solid #ededed;
  padding: 2.6rem 0;
}
.products_main .head .search {
  min-width: 27.85%;
}
.products_main .head .search form {
  display: grid;
  grid-template-columns: 1fr auto;
  width: 100%;
  border-radius: 100px;
  border: 1px solid rgba(0, 0, 0, 0.5);
  padding-right: 0.5rem;
}
.products_main .head .search form input[type=text] {
  display: block;
  width: 100%;
  font-size: 1.7rem;
  color: #484751;
  background-color: transparent;
  padding: 0 2.9rem 1px;
}
.products_main .head .search form input[type=text]::placeholder {
  color: #484751;
}
.products_main .head .search form input[type=submit] {
  width: 4.4rem;
  height: 4.4rem;
  border-radius: 50%;
  text-indent: -999px;
  color: transparent;
  transition: all 0.3s;
  background: url("../img/icon-search-w.svg") no-repeat center / 45.45% var(--primary);
  margin: 0.4rem 0 0.5rem;
}
.products_main .head .search form input[type=submit]:hover {
  background-color: var(--secondary);
}
.products_main .main {
  margin-top: 3.3rem;
}
.products_main .main .lt {
  width: 41.9rem;
  position: sticky;
  top: 17rem;
  width: 29.1%;
}
.products_main .main .rt {
  flex: 1;
  max-width: 94.8rem;
}
.products_main .products_sidebar {
  border-radius: 6px;
  background-color: rgba(248, 248, 248, 0.5);
  padding: 1rem 6.9% 2.5rem 7.2%;
}
.products_main .products_sidebar .taxonomy {
  border-bottom: 1px solid rgba(21, 15, 53, 0.2);
}
.products_main .products_sidebar .taxonomy:last-child {
  border-bottom: none;
}
.products_main .products_sidebar .taxonomy.active .title::after {
  transform: rotate(45deg);
}
.products_main .products_sidebar .taxonomy.active .box {
  opacity: 1;
}
.products_main .products_sidebar .title {
  cursor: pointer;
  font-size: 2.2rem;
  font-weight: 600;
  color: #212836;
  gap: 2rem;
  display: grid;
  align-items: center;
  grid-template-columns: 1fr 2rem;
  padding: 3rem 0 2.5rem;
}
.products_main .products_sidebar .title::after {
  content: '';
  display: block;
  width: 100%;
  padding-bottom: 100%;
  transition: all 0.3s;
  background: url(../img/add.svg) no-repeat center / contain;
}
.products_main .products_sidebar .box {
  opacity: 0;
  display: none;
  transition: opacity 0.3s;
  padding-bottom: 2rem;
}
.products_main .products_sidebar .terms {
  overflow-y: auto;
}
.products_main .products_sidebar .terms li {
  position: relative;
  cursor: pointer;
  font-size: 1.8rem;
  line-height: 2.4rem;
  color: #484751;
  transition: all 0.3s;
  padding-left: 3.4rem;
}
.products_main .products_sidebar .terms li::before {
  width: 1.7rem;
  height: 1.7rem;
  border: 1px solid #d4d4d8;
  border-radius: 2px;
  background: url("../img/gou-w.svg") no-repeat center / 65% #fff;
  transition: all 0.3s;
  position: absolute;
  left: 0;
  top: 2px;
  content: '';
}
.products_main .products_sidebar .terms li.active {
  color: var(--primary);
  font-weight: 600;
}
.products_main .products_sidebar .terms li.active::before {
  border-color: var(--primary);
  background-color: var(--primary);
}
.products_main .products_sidebar .terms li:hover {
  color: var(--primary);
}
.products_main .products_sidebar .terms li + li {
  margin-top: 2.1rem;
}
.products_main .products_sidebar .cus_select {
  position: relative;
  z-index: 2;
  margin-top: 1.4rem;
}
.products_main .products_sidebar .cus_select.dropup .select_menu {
  bottom: 100%;
}
.products_main .products_sidebar .cus_select.active .select_toggle input {
  border-color: #7e8c9a;
  background-color: #fff;
  width: 100%;
  background-position: left 1.2rem center;
  cursor: text;
}
.products_main .products_sidebar .cus_select.active .select_menu {
  opacity: 1;
  pointer-events: all;
}
.products_main .products_sidebar .cus_select .select_toggle {
  position: relative;
  padding-right: 1%;
  cursor: pointer;
}
.products_main .products_sidebar .cus_select .select_toggle span {
  position: absolute;
  left: 3.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.8rem;
  color: #484751;
  text-decoration: underline;
}
.products_main .products_sidebar .cus_select .select_toggle input {
  position: relative;
  z-index: 2;
  display: block;
  width: 3.5rem;
  transition: all 0.3s;
  height: 4rem;
  border-radius: 2px;
  border: 1px solid transparent;
  font-size: 1.8rem;
  color: #484751;
  background: url("../img/icon-seach-g.svg") no-repeat center left 0.3rem/1.4rem;
  padding: 0 3.5rem;
  cursor: pointer;
}
.products_main .products_sidebar .cus_select .select_menu {
  position: absolute;
  left: 0;
  width: 100%;
  border: 1px solid #7e8c9a;
  background-color: #fff;
  border-radius: 2px;
  max-height: 21.9rem;
  display: flex;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  padding: 1.1rem 0.7rem 1.1rem 1.2rem;
  margin: 1.2rem 0;
}
.products_main .products_sidebar .cus_select .select_menu ul {
  flex: 1;
  position: relative;
  overflow-y: auto;
  padding-right: 20%;
}
.products_main .products_sidebar .cus_select .select_menu ul::-webkit-scrollbar-button {
  width: 0.9rem;
  height: 1rem;
  background: url(../img/scroll-nav.svg) no-repeat center top / contain;
}
.products_main .products_sidebar .cus_select .select_menu ul::-webkit-scrollbar-button:vertical:increment {
  background-image: url(../img/scroll-nav-d.svg);
  background-position: center bottom;
}
.products_main .products_sidebar .cus_select .select_menu ul::-webkit-scrollbar-thumb {
  background-color: #8b8b8b;
}
.products_main .products_sidebar .cus_select .select_menu li + li {
  margin-top: 0.9rem;
}
.products_main .products_sidebar .cus_select .select_menu li {
  position: relative;
  font-weight: 500;
  line-height: 2.4rem;
  color: #484751;
  cursor: pointer;
  transition: all 0.3s;
  padding-left: 3.1rem;
  letter-spacing: -0.2px;
}
.products_main .products_sidebar .cus_select .select_menu li::before {
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid #484751;
  border-radius: 2px;
  background: url("../img/gou-w.svg") no-repeat center / 65% #fff;
  transition: all 0.3s;
  position: absolute;
  left: 0;
  top: 3px;
  content: '';
}
.products_main .products_sidebar .cus_select .select_menu li.active {
  color: var(--primary);
  font-weight: 600;
}
.products_main .products_sidebar .cus_select .select_menu li.active::before {
  border-color: var(--primary);
  background-color: var(--primary);
}
.products_main .products_sidebar .cus_select .select_menu li:hover {
  color: var(--primary);
}
.products_main .list {
  margin-top: 3.2rem;
  position: relative;
  min-height: 200px;
}
.products_main .list.col1 ul {
  grid-template-columns: 1fr;
  gap: 2rem;
}
.products_main .list ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3.1rem 2.9rem;
  transition: all 0.3s;
}
.products_main nav.navigation {
  margin-top: 6rem;
}
.ajax-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 60px;
  height: 60px;
  transform: translate(-50%, -50%);
  display: none;
  z-index: 99;
}

.ajax-loader .spinner {
  width: 100%;
  height: 100%;
  border: 10px solid #eee;
  border-top-color: var(--primary); /* 主色，可改为品牌色 */
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0); }
  100% { transform: rotate(360deg); }
}

/* 让产品列表区域在加载中变淡 */
.product_list.loading {
  opacity: 0.3;
  pointer-events: none;
  transition: opacity 0.3s ease;
}



@media screen and (min-width: 769px) and (max-width: 1024px) {
  .products_main .products_sidebar .cus_select .select_menu ul {
    padding-right: 0;
  }
}
@media screen and (max-width: 768px) {
  .products_intro {
    padding: 50px 0 40px;
  }
  .products_intro .nav {
    margin-top: 0;
  }
  .products_intro .nav .nav_item {
    font-size: 14px;
    line-height: 1.5;
    grid-template-columns: 40px 1fr 12px;
    gap: 12px;
    padding: 14px 0;
  }
  .products_intro .head {
    max-width: unset;
    width: 100%;
  }
  .products_intro .head h3 {
    font-size: 18px;
    margin-top: 16px;
  }
  .products_intro .head .tags {
    max-width: unset;
    margin-top: 16px;
    gap: 10px;
  }
  .products_intro .head .tags li {
    padding: 8px 14px;
  }
  .products_main {
    padding: 40px 0;
  }
  .products_main .head {
    padding: 20px 0;
  }
  .products_main .head .search form input[type=text] {
    font-size: 14px;
    padding: 0 20px;
  }
  .products_main .head .search form input[type=submit] {
    width: 40px;
    height: 40px;
    margin: 4px 0;
  }
  .products_main .main {
    margin-top: 20px;
    display: block;
  }
  .products_main .main .lt {
    width: 100%;
    position: static;
  }
  .products_main .main .rt {
    width: 100%;
    max-width: unset;
  }
  .products_main .products_sidebar {
    margin-top: 0;
    padding: 0;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 999;
    width: 100%;
    height: 100vh;
    pointer-events: none;
    transition: all 0.3s;
    background-color: transparent;
    border-radius: 0;
  }
  .products_main .products_sidebar.active {
    pointer-events: all;
  }
  .products_main .products_sidebar.active .close {
    opacity: 1;
  }
  .products_main .products_sidebar.active .con {
    opacity: 1;
    transform: translate(0);
  }
  .products_main .products_sidebar .close {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    transition: all 0.3s;
    opacity: 0;
  }
  .products_main .products_sidebar .con {
    position: absolute;
    left: 0;
    top: 0;
    width: min(300px, 80vw);
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: #fff;
    box-shadow: rgba(0 0 0/10%) 0 0 24px;
    transition: all 0.3s;
    opacity: 0;
    transform: translateX(-100%);
  }
  .products_main .products_sidebar .con .close_box {
    padding: 32px 20px 20px;
    border-bottom: 1px solid #eee;
    text-align: right;
  }
  .products_main .products_sidebar .con .close_box .close {
    display: inline-block;
    width: 15px;
    height: 15px;
    filter: brightness(0);
    background: url('../img/mobile-menu/close.svg') no-repeat center / contain;
    cursor: pointer;
    transition: all 0.3s;
  }
  .products_main .products_sidebar .con .close_box .close:hover {
    transform: rotate(180deg);
  }
  .products_main .products_sidebar .con .close_box + div {
    flex: 1;
    overflow: auto;
    padding-top: 30px;
  }
  .products_main .products_sidebar .con .close_box + div::-webkit-scrollbar {
    width: 5px;
  }
  .products_main .products_sidebar .con .close_box + div::-webkit-scrollbar-thumb {
    background: #888888;
    border-radius: 10px;
  }
  .products_main .products_sidebar .title {
    font-size: 18px;
    line-height: 1.5;
    padding: 14px 20px;
    grid-template-columns: 1fr 12px;
  }
  .products_main .products_sidebar .box {
    padding: 10px 20px 20px;
  }
  .products_main .products_sidebar .terms {
    margin: 0;
  }
  .products_main .products_sidebar .terms li {
    padding-left: 30px;
    font-size: 14px;
  }
  .products_main .products_sidebar .terms li::before {
    width: 16px;
    height: 16px;
  }
  .products_main .products_sidebar .terms li + li {
    margin-top: 16px;
  }
  .products_main .products_sidebar .cus_select {
    margin-top: 20px;
  }
  .products_main .products_sidebar .cus_select .select_toggle {
    padding-right: 0;
  }
  .products_main .products_sidebar .cus_select .select_toggle span {
    left: 30px;
    font-size: 14px;
  }
  .products_main .products_sidebar .cus_select .select_toggle input {
    font-size: 14px;
    width: 30px;
    padding: 0 40px;
  }
  .products_main .products_sidebar .cus_select .select_menu {
    padding: 10px;
    margin: 10px 0;
  }
  .products_main .products_sidebar .cus_select .select_menu ul {
    padding-right: 0;
  }
  .products_main .products_sidebar .cus_select .select_menu li + li {
    margin-top: 16px;
  }
  .products_main .products_sidebar .cus_select .select_menu li {
    line-height: 1.5;
    padding-left: 30px;
    letter-spacing: unset;
  }
  .products_main .products_sidebar .cus_select .select_menu li::before {
    width: 14px;
    height: 14px;
  }
  .products_main .list {
    margin-top: 30px;
  }
  .products_main .list.col1 ul {
    gap: 20px;
  }
  .products_main .list ul {
    gap: 30px 16px;
  }
  .products_main nav.navigation {
    margin-top: 40px;
  }
}
@media screen and (max-width: 576px) {
  .products_intro .nav {
    width: 100%;
  }
  .products_main .list ul {
    grid-template-columns: 1fr;
  }
}