* {
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    line-height: 1.6;
}

h1, h2, h3 {
    text-transform: uppercase;
    margin:86px 0 53px 0;
    color: #180B50;
}

h2 {
    font-size: 50px;
    font-weight: 700;
    letter-spacing: 1px;
}


@media (max-width: 1440px) {
    h2 {
        font-size: 42px;
    }
}

@media (max-width: 1200px) {
    h2 {
        font-size: 36px;
    }
}

@media (max-width: 1024px) {
    h2 {
        font-size: 32px;
    }
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1723px;
    width: 100%;
    margin: 0 auto;
}

section {
    margin-bottom: 60px;
}

.main-wrapper {
    min-width: 1024px;
    max-width: 1920px;
    margin: 0 auto;
    width: 100%;
    position: relative;
}

/* 导航栏 */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    background: #fff;
    height: 145px;
    overflow-x: hidden;
}

.header-container {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    width: 100%;
    display: flex;
    align-items: center;
}

/* 针对不同屏幕尺寸的调整 */
@media (max-width: 1440px) {
    .logo img {
        width: 180px;
    }
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 34px;
}

.main-nav a {
    text-decoration: none;
    color: #444444;
    font-size: calc(16px + 0.5vw);
    text-transform: uppercase;
    white-space: nowrap;
}

.main-nav a:hover {
    color: #07bff0;
}

/* 第一部分：头图 */
.section-header-carousel {
    margin:144px 0 86px 0;
    position: relative;
}

.mySwiper-header {
    max-width: 1723px;
    width: 100%;
    position: relative;
}

.mySwiper-header .swiper-slide img {
    width: 100%;
    object-fit: cover;
}

.mySwiper-header .swiper-button-next,
.mySwiper-header .swiper-button-prev {
    width: 30.26px;
    height: 58.25px;
}
.mySwiper-header .swiper-button-next::after,
.mySwiper-header .swiper-button-prev::after {
    display: none;
}

/* 自定义分页 */
.swiper-pagination-header {
    position: absolute;
    bottom: 20px;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 10px;
    z-index: 10;
}

.swiper-pagination-header .swiper-pagination-bullet {
    width: 80px;
    height: 40px;
    background: transparent;
    opacity: 1;
    border-radius: 0;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    background-image: url('../assets/1头图/跳转2.png'); 
}

.swiper-pagination-header .swiper-pagination-bullet-active {
    background-image: url('../assets/1头图/跳转1.png');
}


/* 第二部分：non-invasive... */
.section-non-invasive {
    text-align: left;
}

.section-non-invasive img {
    margin: 54px 0 98px 0;
}

/* 第三部分：what are our solutions...*/
.section-solutions {
    text-align: left;
}

.section-solutions .title-box{
    position: relative;
    display: block;
}

.decoration-line {
    position: absolute;
    transform: translateY(30px);
    top: 0;
    right: -98px;
}

.mySwiper-solutions {
    padding: 104px 0;
    width: 100%;
}


.mySwiper-solutions .swiper-pagination {
    z-index: 20;
    bottom: 10px;
}

/* 分页点 */
.mySwiper-solutions .swiper-pagination-bullet {
    background: transparent;
    opacity: 1;
    border-radius: 50%;
    margin: 0 6px !important;
    transition: all 0.3s;
    position: relative;
}


.mySwiper-solutions .swiper-slide {
    width: 481.53px;
    transition: transform 0.3s;
    transform: scale(1);
}

.mySwiper-solutions .swiper-slide-active {
    width: 569px;
    transform: scale(1.1);
    z-index: 10;
}

.solution-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.solution-btn {
    margin-top: -20px;
    z-index: 2;
    width: 80%;
}


/* 分割点-未激活*/
.mySwiper-solutions .swiper-pagination-bullet[data-slide="0"],
.mySwiper-solutions .swiper-pagination-bullet[data-slide="3"] {
    border: 2px solid #0e2dc2;
    background: transparent;
    position: relative;
    width: 20px;
    height: 20px;
}

.mySwiper-solutions .swiper-pagination-bullet[data-slide="0"]::after,
.mySwiper-solutions .swiper-pagination-bullet[data-slide="3"]::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: #0e2dc2;
    border-radius: 50%;
    width: 12px;
    height: 12px;
}

.mySwiper-solutions .swiper-pagination-bullet[data-slide="1"],
.mySwiper-solutions .swiper-pagination-bullet[data-slide="4"] {
    border: 2px solid #f6854c;
    background: transparent;
    position: relative;
    width: 20px;
    height: 20px;
}

.mySwiper-solutions .swiper-pagination-bullet[data-slide="1"]::after,
.mySwiper-solutions .swiper-pagination-bullet[data-slide="4"]::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: #f6854c;
    border-radius: 50%;
    width: 12px;
    height: 12px;
}

.mySwiper-solutions .swiper-pagination-bullet[data-slide="2"],
.mySwiper-solutions .swiper-pagination-bullet[data-slide="5"] {
    border: 2px solid #c4c2c4;
    background: transparent;
    position: relative;
    width: 20px;
    height: 20px;
}

.mySwiper-solutions .swiper-pagination-bullet[data-slide="2"]::after,
.mySwiper-solutions .swiper-pagination-bullet[data-slide="5"]::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    background: #c4c2c4;
    border-radius: 50%;
    width: 12px;
    height: 12px;
}

/* 分割点-激活*/
.mySwiper-solutions .swiper-pagination-bullet-active[data-slide="0"],
.mySwiper-solutions .swiper-pagination-bullet-active[data-slide="3"] {
    background: #0e2dc2;
    border: 2px solid #0e2dc2;
    min-width: 23px;
    height: 23px;
}

.mySwiper-solutions .swiper-pagination-bullet-active[data-slide="1"],
.mySwiper-solutions .swiper-pagination-bullet-active[data-slide="4"] {
    background: #f6854c;
    border: 2px solid #f6854c;
    width: 23px;
    height: 23px;
}

.mySwiper-solutions .swiper-pagination-bullet-active[data-slide="2"],
.mySwiper-solutions .swiper-pagination-bullet-active[data-slide="5"] {
    background: #c4c2c4;
    border: 2px solid #c4c2c4;
    width: 23px;
    height: 23px;
}


/* 第四部分：three core tech... */
.section-core-tech h2 {
    text-align: left;
}
.section-core-tech p {
    text-align: right;
    text-transform: uppercase;
    font-weight: 400;
    color: #444444;
    font-size: 30px;
    line-height: 7.98px;
}

/* 第五部分: benefits... */
.section-benefits {
    text-align: left;
    margin-bottom: 140px;
}

.section-benefits h2 { 
    margin-bottom: 10px;
}

.section-benefits .title-box{
    position: relative;
    display: block;
}

.section-deco {
    position: absolute;
    top: 0;
    left: -96px;
    transform: translateY(150px);
}

.box-wrapper {
    width: 100%;
    overflow: hidden;
    padding: 0 100px 0 0; 
}

.box {
    display: flex;
    max-width: 1500px;
    height: 648px;
    margin-top: 65px;
    transform: skewX(-8deg);
    transform-origin: bottom;
    margin-left: auto;
    margin-right: auto;
}

.panel {
    flex: 1;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    cursor: pointer;
    position: relative;
    transition: flex 0.6s ease-in-out, background-image .4s ease;
    min-width: 0;
    background-image: var(--bg-small);
    min-height: 648px;
    transform-origin: center;
    transform: scale(1);
}

@media (max-width: 1440px) {
    .panel {
        transform: scale(0.99);
    }
}


/* 缩小 */
.panel.collapsed {
    flex: 0 0 0 !important;
    overflow: hidden;
    background-image: var(--bg-small);
}

/* 活跃状态时 */
.panel.active {
    flex: 1 1 100% !important;
    background-image: var(--bg-big);
    background-size: contain;
    background-position: center;
}

.panel h3 {
    position: absolute;
    bottom: 20px;
    left: 20px;
    margin: 0;
    opacity: 0;
}

.panel.active h3 {
    opacity: 1;
    transition: opacity .3s ease-in .4s;
}


/* 第六部分：media */
.section-media {
    text-align: left;
}

.section-media .title-box {
    position: relative;
    display: block;
}

.media-decoration {
    position: absolute;
    top: 0;
    right: -5.7%;
    transform: translateY(-160px);
    z-index: 10;
}

.media-layout {
    position: relative;
    width: 100%;
    max-width: 1723px;
}

.mySwiper-media .swiper-slide {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 左右导航按钮 */
.media-btn-prev,
.media-btn-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    z-index: 10;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.media-btn-prev {
    left: 20px;
}

.media-btn-next {
    right: 20px;
}

.media-swiper-button-prev img,
.media-swiper-button-next img {
    width: 20px;
    height: 20px;
}

.media-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #ccc;
    opacity: 1;
    border-radius: 50%;
    margin: 0 5px;
    transition: all 0.3s ease;
}

.media-pagination .swiper-pagination-bullet-active {
    background: #0e2dc2;
    transform: scale(1.2);
}


/* 第七部分：who makes our Team... */
.section-team {
    text-align: left;
}


/* 第八部分：living with...*/
.section-living {
    position: relative;
}


/* 锚点定位 */
.anchor-offset {
    position: relative;
    top: 500px;
    height: 1px;
    display: block;
}

/* 第九部分：Backed By */
.section-backed {
    text-align: left;
    margin-top: -60px;
    overflow: hidden;
}

.section-backed h2 {
    margin: 0 0 50px 0;
}

.scroll-box{
    display: flex;
    align-items: center;
}

.backed-scroll-container {
    position: relative;
    overflow: hidden;
}

.backed-scroll-wrapper {
    display: flex;
    width: fit-content;
}

.backed-scroll-slide {
    flex: 0 0 auto;
    max-width: 300px;
    width: 100%;
    height: 150px;
    margin-right: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.backed-scroll-slide img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.swiper-button-prev-backed,
.swiper-button-next-backed {
    max-width: 50px;
    width: 100%;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.swiper-button-prev-backed {
    left: 0;
}

.swiper-button-next-backed {
    right: 0;
}

.swiper-button-prev-backed:hover,
.swiper-button-next-backed:hover {
    opacity: 0.8;
}

.swiper-button-prev-backed img,
.swiper-button-next-backed img {
    width: 100%;
    height: 100%;
}

/* 页脚 */
footer {
    margin:100px 0 151px 0;
    text-align: center;
    font-size: 28px;
    color: #444444;
    line-height: 12px;
}

footer .container{
    display: flex;
    justify-content: center;
    gap: 60px;
}

footer .footer-box{
    width: fit-content;
    display: flex;
    flex-direction: column;
    align-items: center;
}

footer .title{
    font-size: 38px;
    color: #18478b;
    font-weight: 700;
}

footer .title2{
    font-size: 38px;
    color: #c55037;
    font-weight: 700;
}

.footer-box p span {
    display: block;
    line-height: 1.6;
}


/* 当屏幕宽度小于等于1920px时 */
@media (max-width: 1920px) {
    .decoration-line {
        right: 0px;
    }
    
    .section-deco {
        left: 0px;
    }
    
    .media-decoration {
        right: 0px;
    }
}

/* 小屏幕隐藏装饰 */
/* @media (max-width: 1024px) {
    .decoration-line,
    .section-deco,
    .media-decoration {
        display: none;
    }
} */