@font-face {
    font-family: "DIN Alternate Bold";
    src: url("/static/web/dist/font/din_alternate_bold-webfont.eot");
    src: url("/static/web/dist/font/din_alternate_bold-webfont.eot") format("embedded-opentype"), url("/static/web/dist/font/din_alternate_bold-webfont.woff2") format("woff2"), url("/static/web/dist/font/din_alternate_bold-webfont.woff") format("woff"), url("/static/web/dist/font/din_alternate_bold-webfont.ttf") format("truetype"), url("/static/web/dist/font/din_alternate_bold-webfont.svg") format("svg");
}
.daetool-header-box {
    position: fixed;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    z-index: 2025;
    width: 100%;
    height: 64px;
    background: #000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-sizing: border-box;
}
.daetool-header-box.hide {
    display: none;
}
.daetool-header-box .daetool-header-content {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 1200px;
    margin: 0 auto;
    height: 64px;
    position: relative;
    z-index: 3;
}
.daetool-header-box .daetool-header-content .daetool-header-left a {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}
.daetool-header-box .daetool-header-content .daetool-header-left a img {
    width: 138px;
    height: 34px;
}
.daetool-header-box .daetool-header-content .daetool-header-right {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 40px;
}
.daetool-header-box .daetool-header-content .daetool-header-right > a.daetool-header-right-store {
    position: relative;
    width: 76px;
    height: 34px;
    background: linear-gradient(193.7deg, rgba(254, 52, 110, 0.0001) 21.43%, #fe346e 109.98%), linear-gradient(230.42deg, #ff8d43 -18.88%, #ff771d 38.16%, #ff7519 86.42%, #ff7317 92.61%);
    border-radius: 6px;
}
.daetool-header-box .daetool-header-content .daetool-header-right > a.daetool-header-right-store span {
    position: absolute;
    left: 20.5px;
    top: 4.5px;
    font-family: "Microsoft YaHei";
    font-style: normal;
    font-weight: 700;
    font-size: 15px;
    color: #ffffff;
    letter-spacing: 3.5px;
    line-height: normal;
}
.daetool-header-box .daetool-header-content .daetool-header-right > a.daetool-header-right-item {
    color: #FFF;
    text-align: right;
    font-family: "Microsoft YaHei";
    font-size: 18px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-status-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-status-icon:hover {
    background: rgba(255, 255, 255, 0.1);
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-status-icon img.daetool-header-right-is-login-avatar {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-status-icon.checked-islogin {
    margin-left: 16px;
    margin-right: 25px;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-no-login {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 76px;
    height: 34px;
    line-height: 32px;
    border-radius: 8px;
    background: linear-gradient(101deg, #FFA369 0%, #FF7A28 101.34%);
    box-sizing: border-box;
    color: #FFF;
    text-align: center;
    font-family: "Microsoft YaHei";
    font-size: 18px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-no-login:hover {
    background: #FF741D;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-login {
    cursor: pointer;
    margin-left: 20px;
    position: relative;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-login > img {
    width: 34px;
    height: 34px;
    border-radius: 50%;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-login-content {
    position: absolute;
    top: 41px;
    left: -20px;
    display: none;
    flex-direction: column;
    width: 112px;
    box-sizing: border-box;
    padding: 16px 23px;
    gap: 23px;
    border-radius: 12px;
    border: 1px solid #EFEFEF;
    background: #FFF;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-login-content > a {
    color: #21252A;
    font-family: "Microsoft YaHei";
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}
.daetool-header-box .daetool-header-content .daetool-header-right .daetool-header-right-login-content.active {
    display: flex;
}

.daetool-secondary-header-box {
    position: fixed;
    left: 0;
    top: 64px;
    width: 100%;
    z-index: 2021;
}
.daetool-secondary-header-box.active {
    top: 0;
    display: block !important;
}
.daetool-secondary-header-box .daetool-secondary-header-content {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 1200px;
    margin: 0 auto;
    height: 58px;
    padding: 0 16px;
    box-sizing: border-box;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-gname {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-gname img {
    width: 36px;
    height: 36px;
    margin-right: 10px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-gname h1 {
    font-family: "Microsoft YaHei";
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1px;
    color: #ffffff;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab::before {
    content: "";
    display: inline-block;
    width: 1px;
    height: 24px;
    margin-left: 24px;
    margin-right: 40px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a {
    position: relative;
    display: inline-block;
    height: 52px;
    line-height: 52px;
    font-family: "Microsoft YaHei";
    font-style: normal;
    font-weight: 700;
    font-size: 16px;
    text-align: center;
    letter-spacing: 1px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a.hide {
    display: none;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a::after {
    position: absolute;
    bottom: 5px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    content: "";
    display: none;
    width: 24px;
    height: 2px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a.active::after {
    display: block;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a:first-child {
    margin-right: 48px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-tabs {
    display: flex;
    align-items: center;
    gap: 56px;
    margin-right: 36px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-tabs a {
    color: #375FDF;
    text-align: center;
    font-family: "Microsoft YaHei";
    font-size: 15px;
    font-style: normal;
    font-weight: 400;
    line-height: 100%;
    /* 13px */
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-tabs a.active {
    position: relative;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-tabs a.active::after {
    position: absolute;
    bottom: -12px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    content: "";
    border-radius: 34px;
    background: linear-gradient(90deg, #7695F7 0%, #375FDF 100%);
    width: 20px;
    height: 2px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn {
    position: relative;
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 36px;
    gap: 5px;
    border-radius: 6px;
    margin-left: 14px;
    cursor: pointer;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn:first-child {
    margin-left: 0;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn:hover .daetool-secondary-download-innner-btn {
    display: block;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn:hover .daetool-secondary-header-right-qrcode-box {
    display: block;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn > span {
    color: #FFF;
    text-align: center;
    font-family: "Microsoft YaHei";
    font-size: 14px;
    font-style: normal;
    font-weight: 400;
    line-height: 100%;
    /* 14px */
    letter-spacing: -0.5px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn .daetool-secondary-download-innner-btn {
    position: absolute;
    top: 34px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    display: none;
    width: max-content;
    background: #ffffff;
    border-radius: 8px;
    padding: 4px 0;
    box-sizing: border-box;
    overflow: hidden;
    filter: drop-shadow(0px 0px 12px rgba(0, 0, 0, 0.2));
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn .daetool-secondary-download-innner-btn a {
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    height: 36px;
    padding: 5px 10px;
    box-sizing: border-box;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn .daetool-secondary-download-innner-btn a:hover {
    background: #eeeeee;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn .daetool-secondary-download-innner-btn a span {
    font-family: "Microsoft YaHei";
    font-style: normal;
    font-weight: 400;
    font-size: 12px;
    line-height: 16px;
    letter-spacing: -0.5px;
    color: #000000;
    margin-left: 6px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn .daetool-secondary-header-right-qrcode-box {
    position: absolute;
    left: 50%;
    top: 34px;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    z-index: 2022;
    background: #ffffff;
    box-shadow: 0 0 7px 0 rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 11px;
    box-sizing: border-box;
    text-align: center;
    display: none;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn .daetool-secondary-header-right-qrcode-box p {
    font-family: "Microsoft YaHei";
    font-style: normal;
    font-weight: 400;
    font-size: 12px;
    line-height: 16px;
    letter-spacing: -0.5px;
    color: #000000;
    margin-top: 3px;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right > a.daetool-secondary-header-right-buy {
    display: inline-block;
    width: 76px;
    height: 32px;
    line-height: 27px;
    border-radius: 6px;
    text-align: center;
    margin-left: 30px;
    box-sizing: border-box;
}
.daetool-secondary-header-box .daetool-secondary-header-content .daetool-secondary-header-right > a.daetool-secondary-header-right-buy span {
    font-family: "Microsoft YaHei";
    font-style: normal;
    font-weight: 700;
    font-size: 15px;
    line-height: 17px;
}
.daetool-secondary-header-box.black-theme {
    background: #000000;
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-gname h1 {
    color: #ffffff;
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab::before {
    background: rgba(255, 255, 255, 0.3);
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a {
    color: rgba(255, 255, 255, 0.7);
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a.active {
    color: #ffffff;
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a.active::after {
    background: #ffffff;
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a:hover {
    color: #ffffff;
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download a {
    background: linear-gradient(115.32deg, #0bb2c3 27.58%, #01d8ca 114.41%, #00ddcb 172.2%);
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-right > a.daetool-secondary-header-right-buy {
    background: linear-gradient(138.19deg, rgba(11, 178, 195, 0.2) 7.65%, rgba(1, 216, 202, 0.2) 65.42%, rgba(0, 221, 203, 0.2) 103.87%);
    border: 1px solid rgb(25, 212, 231);
}
.daetool-secondary-header-box.black-theme .daetool-secondary-header-content .daetool-secondary-header-right > a.daetool-secondary-header-right-buy span {
    background: linear-gradient(137.89deg, #19d4e7 35.82%, #01d8ca 76.66%, #00ddcb 103.85%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}
.daetool-secondary-header-box.white-theme {
    background: #ffffff;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-gname h1 {
    color: #000000;
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab::before {
    background: rgba(0, 0, 0, 0.1);
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a {
    color: #000000;
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-left .daetool-secondary-header-left-tab a.active::after {
    background: #000000;
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn {
    border-radius: 34px;
    background: linear-gradient(90deg, #7695F7 0%, #375FDF 100%);
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn > img {
    width: 14px;
    height: 14px;
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-right .daetool-secondary-header-right-download .daetool-secondary-download-outer-btn:hover {
    border-radius: 34px;
    background: #375FDF;
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-right > a.daetool-secondary-header-right-buy {
    background: rgba(240, 239, 255, 0.9);
    border: 1px solid rgb(99, 94, 255);
}
.daetool-secondary-header-box.white-theme .daetool-secondary-header-content .daetool-secondary-header-right > a.daetool-secondary-header-right-buy span {
    background: linear-gradient(137.89deg, #635eff 35.82%, #635eff 76.66%, #635eff 103.85%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.daetool-header-center-category {
    display: flex;
    position: absolute;
    top: 64px;
    box-sizing: border-box;
    width: 100%;
    max-height: 0px;
    background: #FFF;
    z-index: 2025;
    transition: all 0.4s ease-in-out;
    overflow: hidden;
    z-index: 2;
}
.daetool-header-center-category.show {
    padding: 32px 0 40px 0;
    max-height: 500px;
}
.daetool-header-center-category-content {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    width: 1200px;
    margin: 0 auto;
}
.daetool-header-center-category-item {
    display: flex;
    align-items: center;
    gap: 16px;
    box-sizing: border-box;
    width: 386px;
    height: 88px;
    padding: 20px;
    flex-shrink: 0;
    border: 1px solid transparent;
}
.daetool-header-center-category-item:hover {
    border-radius: 4px;
    border: 1px solid #D8E1FF;
    background: #EDF1FF;
}
.daetool-header-center-category-item img {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    aspect-ratio: 1/1;
}
.daetool-header-center-category-item .product-info {
    display: flex;
    flex-direction: column;
    gap: 9px;
}
.daetool-header-center-category-item .product-info h3 {
    color: #000;
    font-family: "Microsoft YaHei";
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}
.daetool-header-center-category-item .product-info p {
    width: 269px;
    color: #999;
    font-family: "Microsoft YaHei";
    font-size: 14px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.black-overlay {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
    overflow: hidden;
}
.black-overlay.show {
    display: block;
}