.main {
    padding-top: 100px;
}

#carouselExampleIndicators {
    width: 100%;
    max-width: 1360px;
    height: 385px;
    margin: auto;
}

@media(max-width:767px) {
    #carouselExampleIndicators {
        height: auto;
    }
}

.banner-desc-box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    width: 80%;
}

.banner-desc-box-title {
    color: #fff;
    font-size: 48px;
    font-weight: bold;
    text-align: center;
}

.banner-desc-box-content {
    color: #fff;
    font-size: 18px;
}

@media(min-width:768px) and (max-width:1365px) {
    .banner-desc-box-content {
        font-size: 16px;
    }

    .carousel-item {
        height: 385px;
    }

    .carousel-item>img {
        width: 100%;
        height: 385px;
        object-fit: cover;
    }
}

@media(max-width:767px) {
    .banner-desc-box-title {
        font-size: 24px;
    }

    .banner-desc-box-content {
        font-size: 14px;
    }
}

/* Breadcrumb Navigation Styles */
.breadcrumb-nav {
    padding: 20px 0;
    background-color: #fff;
}

.breadcrumb-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 10px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    color: #666;
    font-size: 16px;
}

@media(max-width:767px) {
    .breadcrumb-item {
        font-size: 12px;
    }
}

.breadcrumb-item:not(:last-child)::after {
    content: '>';
    margin-left: 10px;
    color: #999;
}

.breadcrumb-item a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-item a:hover {
    color: #222;
}

.breadcrumb-item.active {
    color: #222;
    font-weight: 500;
}

.home-icon {
    display: flex;
    align-items: center;
}

.home-icon img {
    width: 16px;
    height: 16px;
}

.breadcrumb-item+.breadcrumb-item::before {
    content: '';
}

.head-box {
    width: 100%;
    max-width: 1400px;
    padding: 0 20px;
    margin: 50px auto 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 20px;
}

.head-box h1 {
    font-size: 32px;
    font-weight: bold;
    color: #000;
}


@media(min-width:768px) and (max-width:1365px) {
    .head-box h1 {
        font-size: 30px;
    }
}

@media(max-width:767px) {
    .head-box h1 {
        font-size: 24px;
    }
}

.head-box p {
    font-size: 18px;
    color: #000;
}

@media(min-width:768px) and (max-width:1365px) {
    .head-box p {
        font-size: 16px;
    }
}

@media(max-width:767px) {
    .head-box p {
        font-size: 16px;
    }
}




/* Quality Assurance Section */
.quality-assurance-section {
    padding: 80px 0;
    background-color: #f8f8f8;
}

.qa-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: flex-start;
}

.qa-left {
    display: flex;
    flex-direction: column;
}

.qa-main-title {
    font-size: 36px;
    font-weight: 700;
    color: #222;
    margin-bottom: 15px;
}

.qa-subtitle {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
}

.qa-image-placeholder {
    width: 100%;
    overflow: hidden;
}

.qa-image-placeholder img {
    width: 100%;
    height: auto;
    display: block;
}

.qa-right {
    padding-top: 20px;
}

.qa-steps-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.qa-step-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
}

.step-number {
    font-size: 36px;
    font-weight: 700;
    color: #e0e0e0;
    line-height: 1;
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 22px;
    font-weight: 700;
    color: #222;
    margin: 0 0 15px 0;
}

.step-description {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Tablet Styles */
@media (min-width: 768px) and (max-width: 1366px) {
    .qa-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .qa-main-title {
        font-size: 32px;
    }

    .qa-subtitle {
        font-size: 16px;
    }

    .step-title {
        font-size: 20px;
    }

    .step-description {
        font-size: 15px;
    }
}

/* Mobile Styles */
@media (max-width: 767px) {
    .quality-assurance-section {
        padding: 40px 0;
    }

    .qa-container {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0 15px;
    }

    .qa-main-title {
        font-size: 28px;
        margin-bottom: 10px;
    }

    .qa-subtitle {
        font-size: 15px;
        margin-bottom: 30px;
    }

    .qa-right {
        padding-top: 0;
    }

    .qa-step-item {
        gap: 20px;
    }

    .step-number {
        font-size: 28px;
    }

    .step-title {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .step-description {
        font-size: 14px;
    }
}

/* Quality Assurance Section */
.quality-assurance-section {
    padding: 80px 0;
    background-color: #f8f8f8;
    margin-top: -20px;
}

.qa-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.qa-left {
    display: flex;
    flex-direction: column;
}

.qa-main-title {
    font-size: 32px;
    font-weight: 700;
    color: #222;
    margin-bottom: 15px;
}

.qa-subtitle {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
}

.qa-image-placeholder {
    width: 100%;
    overflow: hidden;
}

.qa-image-placeholder img {
    width: 100%;
    height: auto;
    display: block;
}

.qa-right {
    padding-top: 20px;
}

.qa-steps-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.qa-step-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
}

.step-number {
    width: 35px;
    font-size: 33px;
    font-weight: 400;
    color: #e0e0e0;
    line-height: 1;
}

.step-content {
    flex: 1;
}

.step-title {
    font-size: 18px;
    font-weight: 700;
    color: #222;
    margin: 0 0 15px 0;
}

.step-description {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Tablet Styles */
@media (min-width: 768px) and (max-width: 1366px) {
    .qa-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .qa-main-title {
        font-size: 28px;
    }

    .qa-subtitle {
        font-size: 16px;
    }

    .step-title {
        font-size: 20px;
    }

    .step-description {
        font-size: 15px;
    }
}

/* Mobile Styles */
@media (max-width: 767px) {
    .quality-assurance-section {
        padding: 40px 0;
    }

    .qa-container {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0 15px;
    }

    .qa-main-title {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .qa-subtitle {
        font-size: 14px;
        margin-bottom: 30px;
    }

    .qa-right {
        padding-top: 0;
    }

    .qa-step-item {
        gap: 20px;
    }

    .step-number {
        font-size: 28px;
    }

    .step-title {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .step-description {
        font-size: 14px;
    }
}

.work-box-section {
    padding: 45px 20px;
}

.work-item {
    border-radius: 12px;
}

.work-list-box-nav-item-content {
    width: 100%;
    min-height: 33px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    flex-direction: column;
    padding-left: 10px;
}


@media(min-width:768px) and (max-width:1365px) {
    .work-list-box-nav-item-content {
        min-height: 0px;
    }
}

@media(max-width:767px) {
    .work-list-box-nav-item-content {
        min-height: 0px;
    }
}

.work-list-box-nav-item-content p {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin: 0;
    transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out, padding-top 0.3s ease-in-out;
    font-size: 18px;
    font-weight: 400;
}

.work-list-box-nav-item-active p {
    max-height: 200px;
    opacity: 1;
    padding-top: 8px;
}

@media(min-width:768px) and (max-width:1365px) {
    .work-list-box-nav-item-active p {
        font-size: 14px;
    }
}

@media(max-width:767px) {
    .work-list-box-nav-item-active p {
        font-size: 14px;
    }
}

.work-list-box-nav-item::before {
    content: '';
    margin-left: auto;
    /* font-size: 20px; */
    font-weight: bold;
    width: 2px;
    height: 14px;
    background-color: #000;
    color: #000;
    line-height: 1;
    transition: transform 0.3s ease-in-out;
    border-radius: 5px;
}

.work-list-box-nav-item-active::before {
    content: '';
    transform: rotate(90deg);
}

.work-box-container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    text-align: center;
}

.work-box-container h2 {
    font-size: 40px;
    font-family: InterBold;
    color: #4b5956;
    margin-bottom: 10px;
    padding-bottom: 20px;
}

@media(max-width:767px) {
    .work-box-container h2 {
        font-size: 28px;
    }
}

.work-box-container p {
    font-size: 16px;
    color: #999;
    font-weight: 700;
}

.work-list-box-nav-number {
    font-size: 22px;
    font-family: InterBold;
    color: #4e5956;
    width: 30px;
    display: flex;
    align-items: start;
}

.work-box {
    width: 100%;
    max-width: 1360px;
    margin: 50px auto 0px;
}

.work-title {
    font-size: 32px;
    width: 100%;
    max-width: 1360px;
    margin: auto;
    text-align: center;
}

.work-title h2 {
    padding-bottom: 50px;
}

.work-subtitle {
    font-size: 18px;
    width: 100%;
    text-align: center;
    margin-top: 10px;
}

.work-list-box {
    margin-top: 90px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-direction: row;
    gap: 50px;
}

.work-list-box-left {
    width: 100%;
    min-width: 50%;
}

.work-list-box-left>p {
    font-size: 18px;
    color: #000;
    font-weight: 400;
}

.work-list-box-left h2 {
    font-size: 32px;
    padding-bottom: 20px;
}

@media(min-width:768px) and (max-width:1365px) {
    .work-list-box-left h2 {
        font-size: 28px;
    }
}

@media (max-width: 767px) {
    .work-list-box-left h2 {
        text-align: center;
        font-size: 24px;
    }
}

.work-list-box-nav {
    width: 100%;
    min-width: 50%;
    display: flex;
    gap: 20px;
    flex-direction: column;
}

.work-list-box-nav-item {
    color: #8A8A8A;
    padding: 5px 0 0 0px;
    display: flex;
    justify-content: left;
    align-items: baseline;
    cursor: pointer;
    position: relative;
}

.work-list-box-nav-item h4 {
    color: #4e5956;
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

@media (max-width: 767px) {
    .work-list-box-nav-item h4 {
        color: #848484;
        font-size: 16px;
        margin: 0;
    }
}

.work-list-box-nav-item-active h4 {
    color: #000;
}

.work-list-box-nav-item-line {
    width: 2px;
    height: 100%;
    background: #e9e9e9;
    position: absolute;
    left: 0;
    top: 0;
}

.work-list-box-nav-item-line-active {
    background: linear-gradient(to bottom, #0033A1 50%, #e9e9e9 50%);
    background-size: 100% 200%;
    animation: changeColor 5s forwards;
}


.work-list {
    overflow: hidden;
}

.work-item-title {
    position: absolute;
    bottom: 0px;
    padding: 20px;
    color: #FFFFFF;
    /*//添加一个渐变背景色，从透明到黑色*/
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0), #000000);
    width: 100%;
}

.work-item img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

@media (min-width: 768px) and (max-width: 1365px) {
    .work-box {
        width: 100%;
        max-width: 1300px;
        margin: 50px auto 50px;
        padding: 0 15px;
    }

    .work-title {
        font-size: 24px;
        font-family: InterBold;
        width: 100%;
        max-width: 1300px;
        margin: auto;
        text-align: center;
    }

    .work-subtitle {
        font-size: 18px;
        width: 100%;
        text-align: center;
        margin-top: 10px;
    }

    .work-list-box {
        margin-top: 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 20px;
    }

    .work-list-box-nav {
        width: 100%;
        min-width: 290px;
        display: flex;
        gap: 20px;
        flex-direction: column;
    }

    .work-list-box-nav-item {
        /*border-left: 2px #e9e9e9 solid;*/
        color: #848484;
        padding: 5px 0 0 10px;
        display: flex;
        justify-content: left;
        align-items: flex-start;
        cursor: pointer;
        position: relative;
    }

    .work-list-box-nav-item h4 {
        color: #848484;
        font-size: 16px;
        margin: 0;
    }

    .work-list-box-nav-item-active h4 {
        font-family: InterBold;
        color: #000000;
    }

    .work-list-box-nav-item-line {
        width: 2px;
        height: 100%;
        background: #e9e9e9;
        position: absolute;
        left: 0;
        top: 0;
    }

    .work-list-box-nav-item-line-active {
        background: linear-gradient(to bottom, #0033A1 50%, #e9e9e9 50%);
        background-size: 100% 200%;
        animation: changeColor 5s forwards;
    }


    .work-list {
        overflow: hidden;
    }

    .work-item-title {
        position: absolute;
        bottom: 0px;
        padding: 10px;
        color: #FFFFFF;
        /*//添加一个渐变背景色，从透明到黑色*/
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0), #000000);
        width: 100%;
    }

    .work-item img {
        width: 100%;
        height: auto;
        object-fit: cover;
    }
}

@media (max-width: 767px) {
    .work-box {
        width: 100%;
        max-width: 1300px;
        margin: 50px auto 0px;
    }

    .work-title {
        font-size: 24px;
        font-family: InterBold;
        width: 100%;
        max-width: 1300px;
        margin: auto;
        text-align: center;
        padding: 0 10px;
    }

    .work-subtitle {
        font-size: 18px;
        width: 100%;
        text-align: center;
        margin-top: 10px;
        padding: 0 10px;
    }

    .work-list-box {
        margin-top: 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-direction: column;
        padding: 0;
    }

    .work-list-box-nav {
        width: 100%;
        display: flex;
        gap: 20px;
        flex-direction: column;
        padding: 0;
    }

    .work-list-box-nav-item {
        /*border-left: 2px #e9e9e9 solid;*/
        color: #848484;
        padding: 0;
        display: flex;
        justify-content: left;
        align-items: flex-start;
        cursor: pointer;
        position: relative;
    }

    .work-list-box-nav-item h4 {
        color: #848484;
        font-size: 16px;
        margin: 0;
    }

    .work-list-box-nav-item-active h4 {
        font-family: InterBold;
        color: #000000;
    }

    .work-list-box-nav-item-line {
        width: 2px;
        height: 100%;
        background: #e9e9e9;
        position: absolute;
        left: 0;
        top: 0;
    }

    .work-list-box-nav-item-line-active {
        background: linear-gradient(to bottom, #0033A1 50%, #e9e9e9 50%);
        background-size: 100% 200%;
        animation: changeColor 5s forwards;
    }


    .work-list {
        overflow: hidden;
        width: 100%;
        margin-top: 20px;
    }

    .work-item-title {
        position: absolute;
        bottom: 0px;
        padding: 20px;
        color: #FFFFFF;
        /*//添加一个渐变背景色，从透明到黑色*/
        background: linear-gradient(to bottom, rgba(0, 0, 0, 0), #000000);
        width: 100%;
    }

    .work-item img {
        width: 100%;
        height: auto;
        object-fit: cover;
    }
}

/* Quote Section */
.quote-section {
    padding: 100px 0px;
}

@media(min-width:768px) and (max-width:1365px) {
    .quote-section {
        padding: 0px 15px 50px;
    }
}

.quote-container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    text-align: center;
}

@media(max-width:767px) {
    .quote-container {
        padding: 0 15px;
    }
}

.quote-main-title {
    font-size: 32px;
    color: #000;
    padding-bottom: 30px;
    margin: 0;
}

@media(min-width:768px) and (max-width:1365px) {
    .quote-main-title {
        font-size: 24px;
    }
}

@media(max-width:767px) {
    .quote-main-title {
        font-size: 24px;
    }
}

.quote-container p {
    font-size: 18px;
    color: #000;
}

.quote-btn-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

/**
 * 等宽按钮样式
 * @author XuZhenxing
 */
.btn-equal-width {
    width: 100px;
    text-align: center;
    display: inline-block;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 响应式设计 - 手机样式 */
@media (max-width: 768px) {
    .btn-equal-width {
        width: 100%;
    }
}

/* 响应式设计 - 平板样式 */
@media (min-width: 768px) and (max-width: 1366px) {
    .btn-equal-width {
        width: 180px;
    }
}

/* 响应式设计 - PC样式 */
@media (min-width: 1366px) {
    .btn-equal-width {
        width: 160px;
    }
}

.btn-custom-primary {
    background: #FF99D3;
    color: #fff;
    border: none;
    transition: all 0.3s ease;
    font-weight: 400;
    border-radius: 12px;
}

@media(min-width:768px) and (max-width:1365px) {
    .btn-custom-primary {
        font-size: 14px;
    }
}

@media(max-width:767px) {
    .btn-custom-primary {
        font-size: 14px;
    }
}

.btn-custom-primary:hover {
    background: #FF99D3;
    color: #fff;
    border: none;
    transform: translateY(-2px);
    font-weight: 700;
}

.line {
    width: 100%;
    height: 1px;
    background: #B2B2B2;
    margin-bottom: 100px;
}