a {
    text-decoration: none;
}

/* 面包屑导航样式 */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    font-size: 14rem;
    margin-top: 16rem;
}

.breadcrumb-item a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14rem;
}

.breadcrumb-item+.breadcrumb-item::before {
    padding: 0 6rem;
}

.breadcrumb-item.active {
    color: white;
}

.breadcrumb-item+.breadcrumb-item::before {
    color: rgba(255, 255, 255, 0.8);
}

/* 自定义样式 */
.technical_banner {
    height: 620rem;
    background-image: url('/static/frontend/pc/images/technicalBanner.webp');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
}

.technicalBanner_content {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
}

.technicalBanner_content-container {
    max-width: 1440rem;
    margin: 0 auto;
    height: 100%;
}

/* 主标题样式 */
.banner-title {
    font-family: Open Sans, Open Sans-400;
    color: #ffffff;
    margin-top: 146rem;
    font-size: 96rem;
}

/* 简介文本样式 */
.banner-description {
    width: 750rem;
    font-size: 24rem;
    font-weight: 300;
    color: #ffffff;
    margin-top: 20rem;
    font-family: Open Sans, Open Sans-300;
}

.banner-description p:last-child {
    margin-top: 20rem;
}

.technicalBannerContainer {
    width: 100%;
}

/*主题内容 */
/* part1 */
.technical-part1 {
    max-width: 1440rem;
    margin: 0 auto;
    margin-top: 100rem;
}

.part1-title {
    font-size: 48rem;
    font-family: Open Sans, Open Sans-400;
    color: #222222;
}

.part1-desc {
    font-size: 18rem;
    margin-top: 28rem;
    font-family: Inter, Inter-400;
    color: #333333;
}

.custom-container {
    margin-top: 48rem;
    max-width: 100%;
}

.custom-col {
    width: 333rem;
    height: 340rem;
    background-color: #F1F3F5;
    margin-right: 12rem;
    border-radius: 4rem;
    display: flex;
    justify-content: center;
}

.custom-col:last-child {
    margin-right: 0;
}

.t-item {
    width: 285rem;
}

.t-imgBox {
    width: 100%;
    height: 128rem;
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
}

.t-imgBox img {
    width: 72rem;
    height: 72rem;
}

.textBox-title {
    font-size: 24rem;
    margin-top: 41rem;
    font-family: Inter, Inter-400;
    color: #0E2A58;
}

.textBox-desc {
    font-size: 16rem;
    margin-top: 28rem;
    font-family: Inter, Inter-400;
    color: #485a64;
}

/* part2 */
.technical-part2 {
    max-width: 100%;
    height: 978rem;
    margin-top: 120rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #FAFBFC;
}

.part2-content {
    width: 1440rem;
    height: 842rem;
    margin: 0 auto;
}

.part2-title {
    font-size: 48rem;
    text-align: center;
    color: #222222;
    font-family: Open Sans, Open Sans-400;
}

.part2-desc {
    width: 890rem;
    font-size: 18rem;
    text-align: center;
    margin: 0 auto;
    margin-top: 16rem;
    color: #333333;
    font-family: Inter, Inter-400;
}

.part2Item {
    max-width: 100%;
    height: 140rem;
    margin-top: 32rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-top: 1rem solid #EEEEEE;
}

.part2Item-inner {
    width: 1200rem;
    height: 84rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.inner-left span {
    font-size: 24rem;
    font-family: Inter, Inter-700;
    font-weight: 700;
    color: #0A1D3D;
}

.inner-left {
    width: 354rem;
    height: 64rem;
    font-size: 24rem;
    font-family: Inter, Inter-400;
    color: #0A1D3D;
    line-height: 28rem;
}

.inner-right {
    width: 674rem;
    height: 84rem;
    font-size: 20rem;
    font-family: Inter, Inter-400;
    color: #333333;
    line-height: 26rem;
}

.inner-right span {
    font-size: 20rem;
    font-family: Inter, Inter-700;
    font-weight: 700;
    color: #333333;
}

/* part3 */
.container-custom {
    max-width: 1440rem;
    margin-top: 120rem;
}

.first-row-box {
    height: 316rem;
}

.second-row-box {
    height: 240rem;
    background-color: #F8F9F9;
    border-radius: 4rem;
}

.first-col {
    width: 340rem;
}

.second-col {
    width: calc(100% - 364rem);
    background-color: #EBEDF0;
    border-radius: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.part3-content {
    height: 186rem;
    width: 996rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.part3-content-left {
    width: 777rem;
    height: 184rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.part3-left-title {
    font-size: 48rem;
    font-family: Open Sans, Open Sans-400;
    color: #333333;
}

.part3-left-desc {
    font-size: 24rem;
    font-family: Inter, Inter-400;
    color: #333333;
    line-height: 32rem;
}

.part3-btn {
    display: inline-block;
    width: 171rem;
    height: 64rem;
    line-height: 64rem;
    text-align: center;
    background: #0A1D3D;
    border-radius: 4rem;
    font-size: 14rem;
    font-family: Inter, Inter-400;
    color: #ffffff;
    border: none;
}

.part3-btn:hover {
    background-color: #0E2A58;
}

.second-row-content {
    height: 146rem;
    width: 415rem;
}

.second-imgBox {
    width: 90rem;
    height: 90rem;
}

.second-imgBox img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 10rem 5rem 20rem rgba(0, 0, 0, 0.3);
}

.second-text {
    width: 297rem;
    height: 100%;
}

.second-title {
    font-size: 28rem;
    font-family: Inter, Inter-400;
    color: #0E2A58;
    line-height: 24rem;
}

.second-desc {
    font-size: 16rem;
    font-family: Inter, Inter-400;
    color: #485a64;
    line-height: 24rem;
}

.gap-24 {
    gap: 24rem;
}

.second-row {
    display: flex;
    flex-wrap: nowrap;
    margin-top: 24rem;
}

.second-row .col-md-4 {
    flex: 0 0 calc(33.333% - 16rem);
    min-width: 0;
}

/* 表单 */
.part_contact {
    width: 100%;
    height: 608rem;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    align-items: center;
    background-color: #ECEEEF;
    margin-top: 100rem;
}

.form-container {
    width: 100%;
    max-width: 1000rem;
    margin: 0 auto;
    margin-top: -20rem;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    margin-top: 5rem;
    gap: 20rem;
}

.row1 .form-input {
    flex: 0 0 calc(33.333% - 14rem);
    max-width: calc(33.333% - 14rem);
}

.row2 .form-input {
    flex: 0 0 calc(50% - 10rem);
    max-width: calc(50% - 10rem);
}

.row1,
.row2 {
    height: 80rem;
}

.row3 .form-input {
    flex: 0 0 100%;
    max-width: 100%;
}

.form-textarea {
    height: 68rem;
    min-height: 68rem;
    resize: vertical;
}

.form-control {
    height: 44rem;
    border-radius: 4rem;
    font-size: 14rem;
    border: 1rem solid #eaeef6;
}

.row3 .form-control {
    height: 132rem;
}

.form-title {
    font-size: 48rem;
    font-family: Open Sans, Open Sans-400;
    color: #333333;
    text-align: center;
}

.form-control {
    padding-left: 12rem;
}

.form-label {
    font-size: 14rem;
    font-family: Inter, Inter-400;
    color: #333333;
}

.require {
    color: red;
}

.form-control:focus {
    box-shadow: none;
    border-color: #ced4da;
    outline: 0;
}

.sendBtn {
    width: 364rem;
    height: 44rem;
    background: #0A1D3D;
    border-radius: 4rem;
    color: #ffffff;
    font-size: 14rem;
    margin-top: 32rem;
    border: none;
}

.sendBtn:active {
    background-color: #0E2A58;
}

#file {
    border: none;
    width: 400rem;
    height: 64rem;
}

.file-input-wrapper {
    position: relative;
    display: inline-block;
    width: 488rem;
    height: 44rem;
}

.file-input-wrapper input[type="file"] {
    width: 100%;
    height: 44rem;
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    border-radius: 4rem;
    cursor: pointer;
}

/* 自定义显示区域 */
.file-input-display {
    width: 100%;
    height: 44rem;
    padding: 10rem;
    font-size: 14rem;
    color: #BBBBBB;
    border-radius: 4rem;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    background-color: #ffffff;
    pointer-events: none;
    color: #0068D7;
    white-space: nowrap;
    overflow: hidden;
}

.clear-button {
    width: 30rem;
    height: 44rem;
    border: none;
    padding-right: 14rem;
    border-top-right-radius: 4rem;
    border-bottom-right-radius: 4rem;
    background: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.clear-button img {
    width: 16rem;
    height: 16rem;
}

.file-box {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.error-message {
    font-size: 10rem;
    color: red;
    opacity: 0;
}

.bottom_box {
    margin-top: 0 !important;
}

#regFile {
    color: #F23A3C;
    font-size: 10rem;
    opacity: 0;
    display: block;
}

#name:focus,
#email:focus,
#companyName:focus,
#phone:focus,
#message:focus {
    border: 1rem solid #0068D7;
}

#message {
    padding-top: 10rem;
}

.toastify {
    font-size: 16rem;
}

@media (min-width: 992px) and (max-width: 1440px) {
    .part3-content-left {
        max-width: 700rem;
    }

    .part3-left-desc {
        font-size: 21rem;
    }

    .form-row {
        gap: 15rem
    }

    .file-input-wrapper {
        width: 100%;
    }
}

#errorPhone {
    font-size: 10rem;
    color: red;
    opacity: 0;
    display: block;
}

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000rem white inset !important;
    background-color: white !important;
    transition: background-color 5000s ease-in-out 0s;
}

.iti__selected-dial-code,
.iti__country-name {
    font-size: 14rem;
    color: #333333;
}

.iti__flag-box {
    display: none !important;
}

/* 调整下拉项内边距 */
.iti__flag-box,
.iti__dial-code {
    font-size: 14rem;
}

/* 可选：调整下拉菜单宽度 */
.iti--allow-dropdown .iti__flag-container,
.iti__flag-container {
    width: 70rem;
}

.iti--separate-dial-code {
    width: 100%;
}

.iti__selected-flag {
    width: 87rem;
}