* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

/* 导航栏样式 */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(253, 253, 253, 0.85);
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.logo-img {
    width: 270px;
    
    margin-right: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-weight: bold;
    font-size: 20px;         
}
.logo-img img{width: 100%;height: 100%;}
.logo-text {
    color: white;
    font-size: 22px;
    font-weight: 700;
}
.logo-text img{width: 50%;height: 100%;}
.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a {
    color: black;
    text-decoration: none;
    font-size: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 12px;
    border-radius: 4px;
}

.nav-links a:hover {
    color: #3498db;
    background: rgba(255, 255, 255, 0.1);
}

/* Banner样式 */
.banner {
    width: 100%;
    height: 100vh;
    background:  url('./img/banner.png');
    background-size: cover;
    background-position: center;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding-top: 80px;
}

.banner-content {
    max-width: 800px;
    padding: 0 20px;
    animation: fadeIn 1.5s ease;
}

.banner-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-content p {
    font-size: 1.4rem;
    line-height: 1.8;
    margin-bottom: 30px;
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

.cta-button:hover {
    background: #2980b9;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.6);
}

/* 内容部分样式 */
/* 第二部分 */
 /* 第二部分内容样式 */
  
.section-dark {              
     margin-top: 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.8rem;
    color: #2c3e50;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #3498db;
    border-radius: 2px;
}

#services  .container { width: 80%; margin: 0 auto;}
#services .col-md-7 {    width: 58.33333333%;}
#services  .w3-welcome-left{float: left; margin-left: 20px;}
#services .w3-welcome-left h5 {    font-size: 1.5em;
text-transform: uppercase;    font-weight: 600;    letter-spacing: 1px;    margin: 0;    line-height: 40px;}
#services   .w3-welcome-left p {
        color: #888;
        line-height: 1.9em;
        margin: 1em 0 0 0;
        font-size: 16px;
        letter-spacing: .5px;
    }
#services .col-md-5 {    width: 41.66666667%;}
.w3ls-welcome-img1 img {    width: 100%;}
.w3-welcome-bottom {    margin: 3em 0 0 0;}
#services  .col-md-5 {    width: 41.66666667%;}
#services .w3-welcome-grids{display: flex;}

/* 第三部分 */
#about {

     background-image: url(./img/sport1_bc.png);
     background-repeat: no-repeat;
     margin-top: 50px;
}

.section {
    padding: 50px 10%;
}

.section-light {
    background: white;
}       


.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.8rem;
    color: #2c3e50;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: #3498db;
    border-radius: 2px;
}

.section-content {
    max-width: 1200px;
    margin: 0 auto;
}
/*         
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
    margin-top: 50px;
} */
.about-grid {
    display: flex;
    flex-wrap: wrap;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 40px;
    margin-top: 50px;
}
.about-card{width: 100%;}
.about-card {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.about-icon {
    font-size: 2.5rem;
    color: #3498db;
    margin-bottom: 20px;
}

.about-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #2c3e50;
    padding-bottom: 10px;
    border-bottom: 2px solid #e8e8e8;
}

.about-card p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    padding: 12px 0;
    border-bottom: 1px solid #f1f1f1;
    display: flex;
    align-items: center;
}

.feature-list li:before {
    content: '✓';
    color: #3498db;
    font-weight: bold;
    margin-right: 10px;
    background: #e8f4fd;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
/* 确保swiper容器有明确的尺寸 */
.swiper-container {
    width: 1200px;
    height: auto; /* 设置一个高度，根据实际内容调整 */
  }
  
  /* 每个slide的宽度，可以根据需要设置 */
  .swiper-slide {
    width: 33.33%; /* 显示3张，每张占1/3 */
    height: 100%; /* 高度充满容器 */
  }
  
 
/* 第四部分 */

.i_box2 .box .fl {
margin-right: 5px;
}
.i_box2 .box ul {
width: 410px;
}
#customized .fl {
float: left;
width: 35%;
}
#customized .fr li {width: 95%;}
#customized .fl li {width: 95%;}
#customized .pic {margin-top: 2vw;}
#customized .box{display: flex; justify-content: center; margin-left: 15vw; width: 75%;}
ul, ol {
list-style: none;
}
.i_box2 .box .pic {
float: left;
width: 354px;
margin-left: 8px;
}
#customized .i_box2 .box ul li {
width: 100%;
height: 132px;
background: url(../image/li1.png) no-repeat left center;
margin-top: 24px;
}


#customized .fieldset, img {
border: 0;
}


#customized .fr {
float: right;
margin-left: 20px;
width: 35%;
}
#customized .li_cont span{font-size: 20px;}

/* 第五部分 */

.flow {
    width: 100%;
    overflow: hidden;
}

.fp-tableCell {
    display: table-cell;
    vertical-align: middle;
}

.inner-item {
    position: relative;
}

.list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    position: relative;
    padding: 30px 0;
}

.btn {
    width: 220px;
    height: 120px;
   
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(142, 182, 230, 0.2);
    margin: 0 25px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    border: 2px solid #b3d9ff;
}

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(142, 182, 230, 0.3);
    background: linear-gradient(135deg, #d9eeff, #b3d9ff);
}

.btn p {
    font-size: 16px;
    font-weight: 600;
    color: #2a7da9;
    text-align: center;
    padding: 0 10px;
    margin-bottom: 15px;
}

.circle {
    width: 24px;
    height: 24px;
    background-color: #2a7da9;
    border-radius: 50%;
    position: relative;
    z-index: 3;
    box-shadow: 0 0 0 6px rgba(42, 125, 169, 0.2);
}



/* 箭头连接线 */
.list:before {
    content: '';
    position: absolute;
    top: 44%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
                               transparent 0%, 
                               #8bcfff 20%, 
                               #8bcfff 80%, 
                               transparent 100%);
    z-index: 1;
}

/* 每个步骤之间的箭头 */
.btn:after {
    content: '';
    position: absolute;
    top: 50%;
    right: -25px;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%238bcfff' d='M8.59 16.59L13.17 12 8.59 7.41 10 6l6 6-6 6-1.41-1.41z'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
}

/* 隐藏最后一列的箭头 */
.btn:nth-child(4n):after {
    display: none;
}

/* 响应式设计 - 平板 */
@media (max-width: 1024px) {
    .list:before {
        display: none;
    }
    
    .btn {
        width: 200px;
        margin: 0 15px 40px;
    }
    
    .btn:after {
        right: -20px;
    }
    
    .btn:nth-child(2n):after {
        display: none;
    }
}

/* 响应式设计 - 手机 */
@media (max-width: 768px) {
    .section-header h2 {
        font-size: 2rem;
    }
    
    .list {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        margin: 0 0 50px;
    }
    
    .btn:after {
        top: auto;
        bottom: -35px;
        left: 50%;
        transform: translateX(-50%) rotate(90deg);
        right: auto;
    }
    
    /* 隐藏所有箭头除了最后一个 */
    .btn:after {
        display: block;
    }
    
    .btn:last-child:after {
        display: none;
    }
    
    /* 垂直连接线 */
    .list:after {
        content: '';
        position: absolute;
        top: 70px;
        bottom: 40px;
        left: 50%;
        transform: translateX(-50%);
        width: 2px;
        background: linear-gradient(180deg, 
                                   transparent 0%, 
                                   #8bcfff 10%, 
                                   #8bcfff 90%, 
                                   transparent 100%);
        z-index: 1;
    }
}




/* 第六部分 */
#cunstomer .row {
display: -webkit-box;
display: -ms-flexbox;
display: flex;
-ms-flex-wrap: wrap;
flex-wrap: wrap;
margin-right: -15px;
margin-left: -15px;
}
#cunstomer .col-lg-3 {
-webkit-box-flex: 0;
-ms-flex: 0 0 25%;
flex: 0 0 25%;

}
#cunstomer .single-process-area {
text-align: center;
margin-top: 50px;
overflow: hidden;
}
#cunstomer .process-icon {
position: relative;
}
#cunstomer  .process-icon img {
transform: perspective(1px) translateZ(0);
box-shadow: 0 0 1px transparent;
}

[class*='col-lg-3']:not(:last-child) .process-icon:after {
position: absolute;
content: "";
top: 50%;
right: -44px;
width: 80px;
height: 1px;
border: 1px dashed cadetblue;
opacity: .7;
}
.single-process-area h4 {
font-size: 20px;
margin: 20px 0;
}
#cunstomer  p {
font-family: 'Muli', sans-serif;
font-size: 16px;
font-weight: 400;
line-height: 25px;
position: relative;
color: #898a9c;
}
/* 第七部分 */
.growth_rage_content{width: 80%; display: flex; align-self:flex-end;margin: 0 auto;}
.year_growth{margin-top: 112px;}
.last_year{margin-top: 0;}
.growth_number {width: 200px;height: 100px; display: flex;justify-content: center;align-items: center;background-color: #2f5597;}
.growth_number span{font-size: 67px; color: white;font-weight: 600;}
.everyear_growth div{font-size: 25px;}
.everyear_growth  {    display: flex;
flex-direction: column;
justify-content: center;
margin-left: 2vw;}
#growth .section-header {
text-align: center;
margin-bottom: 30px;
}
.year_growth_num span{ margin-left: 15px;}
.year_growth_num{font-weight: 700;}
/* 第八部分 */
.intelligence_systems{margin-top: 60px;}
.no-js .owl-carousel, .owl-carousel.owl-loaded {    display: block;}
.owl-carousel {    display: none;    width: 100%;    z-index: 1;}
.owl-carousel, .owl-carousel .owl-item {    -webkit-tap-highlight-color: transparent;    position: relative;}
.owl-carousel .owl-stage-outer {    position: relative;    overflow: hidden;
-webkit-transform: translate3d(0, 0, 0);}
.owl-carousel .owl-stage {    position: relative;   display: flex; justify-content: center;}
.owl-carousel.owl-drag .owl-item {    width: 16%;    margin-right: 30px;    min-height: 1px;    float: left;}
.col-lg-12 {    flex: 0 0 auto;    width: 100%;}
.upper1 {
margin-top: 70px;
}
.reviews-single-box {
padding: 20px;
background: #fff;
box-shadow: 0 0 60px rgb(0 0 0 / 10%);
margin-bottom: 30px;
border: 1px solid #ddd;
}
.intelligent_header {text-align: center;}
.reviews-thumb {
display: flex;
}
.owl-carousel .owl-item img {
display: block;
background-color: #3496db;
}
.reviews-thumb img {
border-radius: 100%;
}
.reviews-sub-title {
display: inline-block;
margin-left: 12px;
}
.reviews-disc p {
font-size: 16px;
font-weight: 400;
color: #101010;
margin: 22px 0 15px;
}

.intelligent_down .container{width: 80%;margin: 0 auto;}
.align-items-center {
align-items: center !important;
}
.row {
--bs-gutter-x: 1.5rem;
--bs-gutter-y: 0;
display: flex;
flex-wrap: wrap;
margin-top: calc(var(--bs-gutter-y)* -1);
margin-right: calc(var(--bs-gutter-x)* -.5);
margin-left: calc(var(--bs-gutter-x)* -.5);
}
.intelligent_down .col-xl-6 {
flex: 0 0 auto;
width: 50%;
}
.intelligent_down .pr-20 {
padding-right: 20px;
}
.why-we-text-area .default-section-title {
margin-bottom: 15px;
}
.default-section-title h3 {
font-size: 25px;
}
.align-items-center {margin-left: 5vw;}
.align-items-center .col-13{width: 30%;}
.why-we-card {
z-index: 9;
position: relative;
margin-top: 30px;
padding: 30px 30px 25px 30px;
background-color: var(--whiteColor);
-webkit-box-shadow: 0 0 15px -5px #ccc;
box-shadow: 0 0 15px -5px #ccc;
}
.why-we-card :hover{    
box-shadow: 0 0 15px -5px ;
-webkit-box-shadow: 0 0 15px -5px #b3d9ff;
}    
.why-we-card .why-we-card-icon {
width: 90px;
height: 80px;
-webkit-transition: .5s ease;
transition: .5s ease;
background-color: var(--secondColor);
position: absolute;
left: 30px;
top: 50%;
-webkit-transform: translateY(-50%);
transform: translateY(-50%);
}
.why-we-card .why-we-card-text h4 {
margin-bottom: 12px;
font-size: var(--card-title-fontSize);
}
.why-we-img-area {
position: relative;
width: 100%;
}
.why-we-img-area .why-we-main-img {
position: relative;
z-index: 9;
}
.why-we-main-img img{width: 100%; object-fit: contain;}
/* foooter */
/* 页脚样式 */
footer {
    background: linear-gradient(135deg, #2a7da9 0%, #4ca1d3 100%);
    color: white;
    padding: 60px 0 20px;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-section {
    flex: 1;
    min-width: 250px;
    margin-bottom: 40px;
    padding: 0 15px;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: #8bcfff;
}

.footer-about p {
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: #e6f5ff;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: #ffffff;
    transform: translateX(5px);
}

.footer-links i {
    margin-right: 8px;
    color: #8bcfff;
}

.footer-contact p {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.footer-contact i {
    margin-right: 15px;
    color: #8bcfff;
    font-size: 1.2rem;
    min-width: 25px;
    text-align: center;
}

.footer-newsletter p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.newsletter-form {
    display: flex;
    margin-bottom: 20px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 4px 0 0 4px;
    outline: none;
}

.newsletter-form button {
    background-color: #8bcfff;
    color: #2a7da9;
    border: none;
    padding: 0 20px;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background-color: #ffffff;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: #8bcfff;
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 40px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .footer-container {
        flex-direction: column;
    }
    
    .footer-section {
        margin-bottom: 30px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input {
        border-radius: 4px;
        margin-bottom: 10px;
    }
    
    .newsletter-form button {
        border-radius: 4px;
        padding: 12px;
    }
}
@keyframes Circle {
0% {
transform: scale(0.5);
opacity: 0;
}

50% {
transform: scale(1);
opacity: 0.3;
}

100% {
transform: scale(0.5);
opacity: 0;
}
}

/* 动画 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 响应式设计 */
@media (max-width: 1100px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    
    .banner-content h1 {
        font-size: 2.8rem;
    }
    
    .banner-content p {
        font-size: 1.2rem;
    }
    
    .section {
        padding: 80px 5%;
    }
}

@media (max-width: 768px) {
    .banner-content h1 {
        font-size: 2.2rem;
    }
    
    .section-header h2 {
        font-size: 2.2rem;
    }
    
    .about-card {
        padding: 25px;
    }
}

/* 自适应 */
@media (max-width: 1650px) {
    .owl-carousel .owl-item img { width: 50px;}
    #systems .owl-item{width: 263px !important; }
    #systems .owl-stage{display: flex;flex-wrap: wrap;}
    .logo-img {        width: 270px;    }
}
@media (max-width: 1450px) {
    .growth_rage_content  img{width: 300px;}
    .year_growth {    margin-top: 70px;}
    .last_year {margin-top: 0;}
    .section-content {    text-align: center;}
    .reviews-single-box {    padding: 20px;}
    .upper1 {    margin-top: 30px;}
}
@media (max-width: 1350px) {
    #process .list:before {display: none;}
    #customized .pic {    margin-top: 4vw;}
    .logo-img {        width: 260px;    }
}
@media (max-width:1255px){
    #growth .growth_rage_content img {    width: 200px;}
    .year_growth {    margin-top: 39px;}
    .last_year {margin-top: 0;}
    .intelligence_systems {    margin-bottom: 30px;}
    .intelligent_down .container {    width: 90%;    margin: 0 auto;}
}
@media (max-width:960px){
    #growth .growth_rage_content img {
        width: 150px;
    }
}
@media (max-width:760px){
#services .w3-welcome-grids {
    display: flex;
    flex-direction: column;
}
#services .col-md-7 {
    width: 100%;
}
#services .col-md-5 {
    width: 100%;
}
#customized .box {
    width: 80%;
    flex-direction: column;
}
#customized .fl {
    float: left;
    width: 100%;
}
#customized .fr {
    width: 100%;
}
.flow {
    display: flex;
    justify-content: center;
}

   #growth .growth_rage_content img {
        width: 150px;
    }
    .section {
        padding: 0px 5%;
    }
    #cunstomer .row {
        display: flex;
        flex-direction: column;
    }
    #cunstomer .col-lg-3 {
        -webkit-box-flex: 0;
        width: 100%;
        -ms-flex: 0 0 25%;
        flex: 0 0 25%;
        /* max-width: 35%; */
    }
    .growth_rage_content {
        flex-direction: column;
    }
    .swiper-slide{width: 100% !important;}
    .pic {width: 100%;}
    .pic img{width: 100%;}
    .year_growth{display: flex; flex-direction: column; text-align: center;}
}

@media (max-width:560px){
    .section {margin-top: 3rem;}
    .growth_rage_content {flex-direction: column;  }
    .align-items-center {
        display: flex;
        flex-direction: column;
    }
    .intelligent_down .col-xl-6 {

        width: 100%;
    }
    .align-items-center .col-13 {
        width: 100%;
    }
    #cunstomer .row {
        display: flex;
        flex-direction: column;
    }
    #cunstomer .col-lg-3 {
        -webkit-box-flex: 0;
        width: 100%;
        -ms-flex: 0 0 25%;
        flex: 0 0 25%;
        /* max-width: 35%; */
    }
    .swiper-slide{width: 100% !important;}
    .pic {width: 100%;}
    .pic img{width: 100%;}
    .year_growth{display: flex; flex-direction: column; text-align: center;}
    .last_year {margin-top: 25px;}
    .everyear_growth {
        align-items: center;
        margin-left: 2vw;
        margin-top: 1rem;
    }
}