html,body{
  background-color: #fff;
}

.head-wrap{
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: #fff;
  box-shadow: 0px 4px 30px 0px rgba(0, 0, 0, 0.14);
  z-index: 10;
}

.head {
  width: 1350px;
  height: 80px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  /* font-family: PingFangSC-Regular, PingFang SC; */
  font-weight: 400;
  color: #333333;
  transition: all .5s;
}

.nav-list {
  display: flex;
  /*width: 60%;*/
  justify-content: space-between;
  align-items: center;
}

.nav-list li,.phone,.focus{
  cursor: pointer;
}

.tab-nav{
  line-height: 80px;
  padding: 0 15px;
  /* transition: all .5s; */
}

/* .tab-nav:hover{
  background: linear-gradient(90deg, #FF7E1E 0%, #ff5031 100%);
  color: #fff;
} */

.active-tab{
  /*background: linear-gradient(90deg, #00a4f9 0%, #0082c5 100%);*/
  background: #4169e1;
  color: #fff;
}

.logo {
  display: block;
  height: 48px;

}

.head-right {
  display: flex;
  font-size: 12px;
  color: #fff;
  text-align: center;
  line-height: 28px;
}

.phone {
  width: 94px;
  height: 28px;
  background: linear-gradient(90deg, #FF7E1E 0%, #FF5031 100%);
  box-shadow: 0px 8px 16px 0px rgba(255, 47, 47, 0.2);
  border-radius: 14px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 12px;
}

.phone>img{
  width: 7px;
  height: 11px;
}

.phone-qr,.focus-qr{
  position: absolute;
  top: 15px;
  left: -20px;
  display: none;
  text-align: center;
  width: 138px;
  background: #fff;
  padding: 5px;
}

.phone-qr img{
  width: 244px;
  height: 210px;
}

.focus-qr img{
  width: 100px;
  margin: 0 auto;
}

/* .phone:hover .phone-qr,.focus:hover .focus-qr{
  display: block;
} */

.focus:hover .focus-qr{
  display: block;
}

.focus {
  width: 94px;
  height: 28px;
  background: #292929;
  box-shadow: 0px 8px 16px 0px rgba(136, 136, 136, 0.2);
  border-radius: 14px;
  margin-left: 15px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 12px;
}

.focus>img{
  width: 9px;
  height: 9px;
}

.banner{
  margin-top: 80px;
}

.banner>img {
  display: block;
  width: 100%;
  height: auto;
}

.appointment{
  width: 1200px;
  margin: 0 auto;
  padding-top:28px;
  text-align: center;
}
.appointment-title{
  margin-bottom:28px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  color: #333333;
}
.appointment-btn{
  display: inline-block;
  width: 110px;
  line-height: 38px;
  border-radius: 2px;
  font-family: MicrosoftYaHei;
  font-size: 12px;
  margin-left:12px;
  cursor: pointer;
  color:#333333;
  background:#F5F5F5 ;
}
.appointment-btn-jump{
  display: inline-block;
  width: 315px;
  line-height: 38px;
  background: #FF5023;
  border-radius: 2px;
  color:#fff;
  margin:0 auto;
  margin-top:25px;
  cursor: pointer;
}

.active-btn{
  color: #FF5023;
  border: 1px solid #FF5023;
  background: #FEF5F2;

}

.about {
  width: 1200px;
  margin: 0 auto;
  padding: 50px 0;
}

.about-title {
  display: flex;
  justify-content: space-around;
}

.about-list {
  width: 238px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about-list3 {
  width: 294px;
}

.about-list>img {
  display: block;
  width: 88px;
  height: 88px;
}

.about-list>h2 {
  /* width: 80px; */
  height: 28px;
  font-size: 20px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  font-weight: bold;
  color: #333333;
  line-height: 28px;
  margin: 20px 0;
}

.about-list>p {
  width: 100%;
  height: 56px;
  font-size: 14px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: #888888;
  line-height: 28px;
  text-align: center;
}

.about-us {
  height: 282px;
  display: flex;
  justify-content: space-between;
  margin: 30px 0 20px;
}

.us-left {
  width: 404px;
  height: 282px;
}

.us-left img{
  width: 100%;
  height: auto;
}

.us-right {
  width: 756px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

h2 {
  font-size: 24px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  font-weight: 600;
  color: #333333;
  line-height: 34px;
}

.us-right>h2.us-descript {
  font-size: 15px;
  font-family: MicrosoftYaHei;
  font-weight: bold;
  color: #333333;
  line-height: 22px;
}

.us-right>p {
  font-size: 14px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: #888888;
  line-height: 28px;
}
.us-right>p>span {
  color: #666;
  font-weight: bold;
}

.watch{
  display: flex;
}

.watch>img{
  width: 132px;
  height: 40px;
  cursor: pointer;
  margin-right: 20px;
}

.watch>div{
  line-height: 40px;
  color: #FF5023;
  font-size: 15px;
  cursor: pointer;
}

.alert-view{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: none;
  background-color: rgba(0, 0, 0, 0.5);
  transition: all .5s;
}

.view-content{
  width: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
}
.alert-view img{
  position: absolute;
  top: -40px;
  right: -40px;
  cursor: pointer;
}

.develop {
  width: 100%;
  height: 372px;
  background-image: url(develop.png);
  /* padding: 30px 0; */
  position: relative;
}

.develop-content {
  width: 1200px;
  margin: 0 auto;
  opacity: 0;
  transition: all 1s;
  position: absolute;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
}

.bottom-title {
  position: relative;
}

.bottom {
  position: absolute;
  width: 32px;
  height: 4px;
  background: #FF5023;
  left: 0;
  bottom: -5px;
}

.time-line {
  height: 278px;
  position: relative;
  padding-top: 30px;
}

.line {
  width: 1240px;
  height: 2px;
  background: linear-gradient(126deg, rgba(249, 249, 249, 0) 0%, #FF5023 51%, rgba(249, 249, 249, 0) 100%);
  position: absolute;
  top: 138px;
  left: -20px;
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.line>div {
  width: 12px;
  height: 12px;
  background: #FFFFFF;
  border: 2px solid #FF5023;
  border-radius: 50%;
}

.line>div:nth-child(2n) {
  width: 12px;
  height: 12px;
  background: #FFFFFF;
  border: 2px solid #4D4D4D;
  border-radius: 50%;
}

.line-top {
  width: 1240px;
  display: flex;
  justify-content: space-between;
}

.line-bottom {
  width: 1240px;
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  /* justify-content: space-between; */
  margin-left: 160px;
  font-size: 12px;
  position: absolute;
  bottom: 30px;
  right: 70px;
}

.line-bottom>div:nth-child(4) {
  width: 126px;
}

.line-bottom>div:nth-child(3) {
  /* width: 116px; */
}

.line-bottom>div:nth-child(2) {
  /* width: 104px; */
}

.line-bottom>div:nth-child(1) {
  width: 124px;
  margin-left: 100px;
}

/* .line-bottom>div:nth-child(1)>.line-time{
  margin-left: 20px;
} */

.line-bottom>div{
  margin-left: 125px;
}
.bottom-list{
  display: flex;
  flex-direction: column;
  align-items: center;
}
.top-list {
  font-size: 12px;
  width: 140px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.top-list1{
  width: 132px;
}
/* 体系认证样式 */
.cert-system-container{
  display: flex;
  justify-content: center;
  margin-top: 50px;
  padding: 50px 0;
  background: #f5f5f5;
}

.cert-system{
  width: 1200px;
  /* text-align: center; */
}
.certText{
  height: 30px;
  line-height: 10px;
  color: #fff;
  background-color: #032d69;
  border-radius: 50px;
  margin-left: 15px;
  padding: 10px;
  font-size: 12px;
}

.cert-title{
  font-weight: 600;
  color: #333333;
  margin-bottom: 40px;
}

.cert-subtitle{
  font-size: 16px;
  color: #999999;
  margin-bottom: 40px;
}

.cert-grid{
  display: flex;
  gap: 50px;
  flex-wrap: wrap;
}

.cert-card{
  width: 260px;
  height: 360px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}

.cert-card img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.cert-card:hover img{
  transform: scale(1.05);
}

.cert-overlay{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cert-card:hover .cert-overlay{
  opacity: 1;
}

.cert-icon{
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 15px;
}

.cert-icon img{
  width: 30px;
  height: 30px;
  transform: none !important;
}

.cert-text{
  font-size: 18px;
  color: #ffffff;
}

/* 模态框样式 */
.cert-modal{
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  justify-content: center;
  align-items: center;
}

.cert-modal-content{
  position: relative;
  max-width: 90%;
  max-height: 90%;
}

.cert-modal-content img{
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 8px;
}

.cert-close{
  position: absolute;
  top: -40px;
  right: 0;
  color: #ffffff;
  font-size: 36px;
  font-weight: bold;
  cursor: pointer;
}

.cert-close:hover{
  color: #cccccc;
}

/* 核心工艺样式 */
.core-process-container{
  display: flex;
  justify-content: center;
  margin-top: 50px;
}

.core-process{
  width: 100%;
  position: relative;
}

.core-process-header{
  display: none;
}

.core-process h2{
  display: inline-block;
}

.core-process .section-header-row{
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.core-process .process-section{
  max-width: 1300px;
  margin: 0 auto;
  padding: 55px 40px;
  padding-top: 50px;
  padding-bottom: 30px;
}

.core-process .section-header{
  /* margin-bottom: 60px; */
}

.core-process .section-header h2{
  font-size: 32px;
  font-weight: 700;
  color: #1a2332;
  letter-spacing: 2px;
}

.core-process .section-header p{
  font-size: 15px;
  color: #888;
  margin-top: 12px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.core-process .process-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.core-process .process-card{
  position: relative;
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  opacity: 1;
  transform: translateY(0);
  z-index: 1;
}

.core-process .process-card:hover{
  transform: translateY(-12px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.core-process .card-image-wrap{
  position: relative;
  height: 240px;
  overflow: hidden;
  background: #e8e8e8;
}

.core-process .card-img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), filter 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 1;
}

.core-process .process-card:hover .card-img{
  transform: scale(1.08);
  filter: brightness(0.8);
}

.core-process .card-overlay{
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(13, 27, 42, 0.7) 100%);
}

.core-process .card-step{
  position: absolute;
  top: 16px;
  left: 16px;
  background: #4169e1;
  color: #fff;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  z-index: 2;
}

.core-process .card-icon{
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: all 0.3s;
}

.core-process .process-card:hover .card-icon{
  background: #4169e1;
  transform: rotate(10deg) scale(1.1);
}

.core-process .card-icon svg{
  width: 24px;
  height: 24px;
  fill: #fff;
}

.core-process .card-body{
  padding: 24px;
  position: relative;
}

.core-process .card-body::before{
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.08), transparent);
}

.core-process .card-title{
  font-size: 19px;
  font-weight: 700;
  color: #1a2332;
  margin-bottom: 4px;
  letter-spacing: 1px;
  transition: color 0.3s;
}

.core-process .card-title-en{
  font-size: 11px;
  color: #aaa;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.core-process .card-desc{
  font-size: 13px;
  color: #777;
  line-height: 1.8;
}

.core-process .card-tags{
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.core-process .card-tag{
  font-size: 11px;
  padding: 4px 12px;
  background: #f7f8fa;
  color: #666;
  border-radius: 20px;
  font-weight: 500;
  transition: all 0.3s;
}

.core-process .process-card:hover .card-tag{
  background: rgba(65, 105, 225, 0.08);
  color: #4169e1;
}

.core-process .process-card::after{
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 17px;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s;
}

.core-process .process-card:hover::after{
  opacity: 1;
}

.core-process .reveal{
  opacity: 1;
  transform: translateY(0);
}

.core-process .process-modal-overlay{
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}

.core-process .process-modal-overlay.active{
  opacity: 1;
  pointer-events: all;
}
.go-factory-btn{
  background: #333333;
  color: #FFFFFF;
  border: none;
  border-radius: 20px;
  padding: 8px 20px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.go-factory-btn:hover{
  background: #555555;
}

.core-process .process-modal-content{
  background: #fff;
  border-radius: 20px;
  max-width: 700px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  transform: scale(0.9) translateY(30px);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.core-process .process-modal-overlay.active .process-modal-content{
  transform: scale(1) translateY(0);
}

.core-process .process-modal-image{
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 20px 20px 0 0;
}

.core-process .process-modal-body{
  padding: 32px;
}

.core-process .process-modal-body h3{
  font-size: 24px;
  font-weight: 700;
  color: #1a2332;
  margin-bottom: 4px;
}

.core-process .process-modal-en{
  font-size: 13px;
  color: #aaa;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.core-process .process-modal-desc{
  font-size: 14px;
  color: #666;
  line-height: 2;
}

.core-process .process-modal-features{
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.core-process .process-modal-feature{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: #f7f8fa;
  border-radius: 8px;
  font-size: 13px;
  color: #555;
}

.core-process .process-modal-feature svg{
  width: 16px;
  height: 16px;
  fill: #4169e1;
}

.core-process .process-modal-close{
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  z-index: 10;
}

.core-process .process-modal-close:hover{
  background: #4169e1;
  transform: rotate(90deg);
}

.core-process .process-modal-close svg{
  width: 18px;
  height: 18px;
  fill: #333;
  transition: fill 0.3s;
}

.core-process .process-modal-close:hover svg{
  fill: #fff;
}


.top-list:nth-child(2), .top-list:nth-child(3), .top-list:nth-child(5) {
  /* width: 118px; */
  position: relative;
}

.top-list:nth-child(3) {
  /* width: 125px; */
}

.top-list:nth-child(2)>p, .top-list:nth-child(3)>p, .top-list:nth-child(5)>p {
  position: absolute;
  bottom: 38px;
}

.top-list:nth-child(2)>.line-time, .top-list:nth-child(3)>.line-time, .top-list:nth-child(5)>.line-time {
  position: absolute;
  bottom: 0;
}

.line-time {
  width: 96px;
  height: 28px;
  line-height: 24px;
  font-size: 20px;
  background: #FFFFFF;
  box-shadow: 0px 0px 22px 0px rgba(0, 0, 0, 0.09);
  border-radius: 6px;
  color: #FF5023;
  text-align: center;
  padding: 2px 0;
  font-family: DINAlternate-Bold, DINAlternate;
  font-weight: bold;
}

.line-top .line-time {
  margin-top: 10px;
}

.line-bottom .line-time {
  color: #333;
  margin-bottom: 10px;
}

.time-line p{
  font-size: 12px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: #888888;
  line-height: 14px;
}

.classify {
  width: 1200px;
  margin: 0 auto;
  position: relative;
}

.swiper-container{
  height: 340px;
  padding-top: 45px;
  --swiper-navigation-color: #333;/* 单独设置按钮颜色 */
  --swiper-navigation-size: 15px;/* 设置按钮大小 */
}

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

.banner0 img{
  width: 200px;
  height: auto;
}

.swiper-slide img{
  transition: 300ms;
}

.swiper-slide-active img,.swiper-slide-duplicate-active img{
  transform: scale(1.27);
  box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.17);
}

.prev-own,.next-own{
  width: 40px;
  height: 40px;
  /* border-radius: 50%;
  background: #fff;
  font-weight: bold;
  box-shadow: 0px 0px 20px 0px rgba(0,0,0,0.17); */
}

.next-own{
  right: 3px;
}

.prev-own{
  left: 2px;
}

/* .prev-own:hover,.next-own:hover{
  background: linear-gradient(90deg, #FF7E1E 0%, #FF5031 100%);
  color: #fff;
} */

.prev-own>img,.next-own>img{
  width: 56px;
  height: 56px;
  position: absolute;
}

.brand {
  width: 100%;
  /* height: 980px; */
  height: 370px;
  background: #1E1E1E;
  margin-top: -190px;
  /* padding-top: 220px; */
  position: relative;
}

.brand-content {
  width: 1200px;
  margin: 0 auto;
  color: #fff;
  opacity: 0;
  transition: all 1s;
  position: absolute;
  top: 270px;
  left: 50%;
  transform: translateX(-50%);
}

.brand-title {
  display: flex;
  width: 300px;
  margin: 0 auto 20px;
  justify-content: space-between;
  line-height: 22px;
  font-size: 15px;
  font-weight: 500;
}

.brand-title span {
  font-size: 28px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  color: #FF5023;
  line-height: 34px;
  margin: 0 5px;
}

.brand-classify ul {
  padding: 0 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* color: #888888;
  line-height: 28px;
  font-size: 14px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #888888; */
}

.brand-classify h2{
  color: #888888;
  line-height: 28px;
  font-size: 14px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: #888888;
}

.brand-classify li:nth-child(2n) {
  width: 2px;
  height: 12px;
  border: 1px solid #979797;
}

.big-brand {
  width: 1200px;
  height: 588px;
  background: #333333;
  padding: 20px 30px;
  margin-top: 70px;
}

.big-brand h2 {
  font-size: 24px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 34px;
}

.image {
  display: flex;
  height: 160px;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 30px 0 20px;
}

.image-list {
  width: 148px;
  height: 60px;
  background: #FFFFFF;
}

.image-list>img{
  width: 100%;
  height: 100%;
}

.big-brand p {
  font-size: 20px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  line-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.big-brand span {
  font-size: 36px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  color: #FF5023;
  margin: 0 5px;
}

.serve {
  width: 1200px;
  margin: 0 auto;
  height: 1022px;
  padding: 40px 0 65px;
  position: relative;
}

.best>img{
  width: 100%;
  margin-top: 30px;
}

.serve-wrap {
  width: 100%;
  display: flex;
  justify-content: space-between;
  opacity: 0;
  transition: all 1s;
  position: absolute;
  top: 450px;
  left: 0;
}

.serve-list {
  width: 360px;
  height: 226px;
  background: #FFFFFF;
  box-shadow: 0px 4px 30px 0px rgba(0, 0, 0, 0.14);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 0 30px;
  margin-top: 10px;
}

.serve-logo img {
  width: 84px;
  height: 84px;
  display: block;
}

.serve-list h2 {
  font-size: 20px;
  line-height: 28px;
  margin-top: 15px;
}

.serve-list p {
  font-size: 15px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: #888888;
  line-height: 35px;
}

.download{
     background: linear-gradient(90deg, #0a0f13 20%, #080e13 20%, #3153bf 100%);
}
.imglist{
  width: 1200px;
  margin: 0 auto;

  padding: 40px 0 65px;
  position: relative;
  display: flex;
}
.imglist img{
  float: left;
  display: flex;


}
.download .img1 {
  width: 500px;
  height: auto;
  margin-left: 0px;
}
.download .img2 {
  width: 200px;
  height: auto;
  margin-left: 200px;
  margin-right: 20px;
  border-color: unset;
  border-width: 0px;
  border-style: none;
  border-radius: 38px;
  font-weight: normal;
  font-style: normal;
}
.download .img3 {
  width: 200px;
  height: auto;
  margin-right: 0px;
  border-color: unset;
  border-width: 0px;
  border-style: none;
  border-radius: 38px;
  font-weight: normal;
  font-style: normal;
}


.call {
  width: 1200px;
  height: 200px;
  margin: 50px auto;
}
.call .telcard {
  float: left;
  width: 32%;
  height: 180px;
}


.call h2 {
  margin-bottom: 20px;
}

.call-list {
  display: flex;
  align-items: center;
  margin: 15px 0;
}

.call-list img {
  display: block;
  width: 26px;
  height: 26px;
  margin-right: 10px;
}

.call-list p {
  font-size: 14px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  /*color: #666666;*/
  color: #333333;
  line-height: 18px;
}

.footer {
  width: 100%;
  color: white;
    background: #15375c;
  padding-top: 20px;
}

.footer ul {
  width: 1200px;
  line-height: 28px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 14px;
  font-family: MicrosoftYaHei;
  font-weight: 400;
  color: #999999;
}

.footer li:nth-child(2n) {
  width: 2px;
  height: 12px;
  border: 1px solid #979797;
  margin: 0 10px;
}

.footer li.li-hover,.footer-img>img{
  cursor: pointer;
}

.footer li.li-hover:hover{
  color: #ec3c14;
}

.footer-img{
  width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  justify-content: center;
}

.footer-img1{
  width: 52px;
  height: 52px;
}

.footer-img2{
  width: 136px;
  height: 50px;
  margin: 0 10px;
}

.footer-img3{
  width: 134px;
  height: 47px;
}

.alert{
  width: 100%;
  height: 0;
  position: fixed;
  top: -100vh;
  /* right: 0; */
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 100;
  /* display: none; */
  transition: all .5s;
}

.alert-center{
  width: 100%;
  /* height: 650px; */
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-52.5%,-40%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.alert-img{
  width: 30%;
  height: auto;
  /* position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-58%,-48%); */
}

.alert-close{
  width: 2%;
  height: auto;
  margin: 20px 0 0 4%;
  cursor: pointer;
}

.right-nav{
  position: fixed;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
}
.fixed-nav-list{
  width: 68px;
  height: 60px;
  background: #FFFFFF;
  box-shadow: 0px 2px 17px 0px rgba(0,0,0,0.14);
  border-radius: 1px;
  font-size:14px;
  color:#666;
  border-radius: 2px;
}
.fixed-nav-item{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 64px;
}
.fixed-nav-item img{
  width:20px;
  height: 20px;
  margin-bottom: 4px;
}

.footer .tgimg:hover{

  transform: scale(3)

}
.CompanySoft{
  width: 1200px;
  margin: 0 auto;
}
.CompanySoft .pricBox{
  width: 270px;
  height: 320px;
  margin-right: 20px;
}
.CompanySoft img{
  width: 100% ;
  height: 100%;


}
.CompanySoft .compayTitle{
  margin-top: 50px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #e8f4fd, #b8d4e8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    color: #0f3460;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.logo-text {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    gap: 4px;
}

.nav-item {
    color: rgba(255,255,255,0.8);
    padding: 10px 16px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s;
    white-space: nowrap;
}

.nav-item:hover {
    color: #fff;
    background: rgba(255,255,255,0.1);
}

.nav-item.active {
    color: #fff;
    background: rgba(78, 154, 217, 0.6);
    font-weight: 500;
}

.follow-btn {
    background: #333;
    color: #fff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
}

.follow-btn:hover {
    background: #444;
}

.header-bottom {
    background: rgba(0,0,0,0.3);
    padding: 8px 20px;
}

.header-bottom-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: rgba(255,255,255,0.6);
}

.header-bottom-inner .main-biz {
    color: rgba(255,255,255,0.9);
    font-weight: 500;
}

.contact-info {
    display: flex;
    gap: 20px;
}

.contact-info a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.contact-info a:hover {
    color: #fff;
}


.section-header {
    margin-bottom: 36px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.section-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #4a90d9, #357abd);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.3);
    flex-shrink: 0;
}

.section-icon svg {
    width: 26px;
    height: 26px;
    fill: #fff;
}

.section-title-group h2 {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 4px;
}

.section-title-group p {
    font-size: 14px;
    color: #888;
}

.stats-bar {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.stat-card {
    background: #fff;
    border-radius: 16px;
    padding: 20px 28px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    flex: 1;
    min-width: 200px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon svg {
    width: 28px;
    height: 28px;
}

.stat-icon.blue { background: linear-gradient(135deg, #e8f4fd, #d0e8f7); }
.stat-icon.blue svg { fill: #4a90d9; }
.stat-icon.green { background: linear-gradient(135deg, #e8f8f0, #d0f0e0); }
.stat-icon.green svg { fill: #34b77a; }
.stat-icon.orange { background: linear-gradient(135deg, #fff3e0, #ffe0b2); }
.stat-icon.orange svg { fill: #e8872a; }

.stat-info .stat-number {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a2e;
    line-height: 1.2;
}

.stat-info .stat-label {
    font-size: 13px;
    color: #999;
}

.carousel-section {
    background: #fff;
    padding: 36px 40px 40px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    margin-bottom: 50px;
    position: relative;
    overflow: hidden;
}

@keyframes shimmerBar {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.carousel-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
}

.carousel-track-container {
    overflow: hidden;
    border-radius: 16px;
}

.carousel-track {
    display: flex;
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

.carousel-slide {
    flex: 0 0 calc(33.333% - 16px);
    margin: 0 8px;
    min-width: calc(33.333% - 16px);
}

.cert-card {
    background: #fff;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    position: relative;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4a90d9, #357abd, #6ab0ff);
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 2;
}

.cert-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0,0,0,0.12);
}

.cert-card:hover::before {
    opacity: 1;
}

.cert-image {
    width: 100%;
    transition: transform 0.4s;
}

.cert-card:hover .cert-image {
    transform: scale(1.03);
}

.cert-overlay {
    position: absolute;
    top: 0px;
    left: 0px;
    right: 0px;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
    z-index: 1;
}

.cert-card:hover .cert-overlay {
    opacity: 1;
}

.cert-overlay-btn {
    background: rgba(255,255,255,0.95);
    color: #1a1a2e;
    padding: 10px 22px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    pointer-events: none;
    backdrop-filter: blur(4px);
}

.cert-overlay-btn svg {
    width: 16px;
    height: 16px;
    fill: #4a90d9;
}

.cert-info {
    padding: 16px 18px 18px;
}

.cert-name {
    font-size: 14px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.cert-details {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cert-detail-row {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: #666;
}

.cert-detail-label {
    color: #999;
    min-width: 60px;
    flex-shrink: 0;
}

.cert-detail-value {
    color: #555;
    font-weight: 500;
}

.cert-tag {
    display: inline-block;
    background: linear-gradient(135deg, #e8f4fd, #d0e8f7);
    color: #4a90d9;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    margin-top: 10px;
}

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 28px;
}

.carousel-arrow {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #f0f4f8, #e2e8f0);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.carousel-arrow:hover {
    background: linear-gradient(135deg, #4a90d9, #357abd);
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.3);
}

.carousel-arrow:hover svg {
    fill: #fff;
}

.carousel-arrow svg {
    width: 20px;
    height: 20px;
    fill: #4a90d9;
    transition: fill 0.3s;
}

.carousel-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-arrow:disabled:hover {
    background: linear-gradient(135deg, #f0f4f8, #e2e8f0);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.carousel-arrow:disabled:hover svg {
    fill: #4a90d9;
}

.carousel-dots {
    display: flex;
    gap: 8px;
    align-items: center;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #d0d5dd;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    padding: 0;
}

.carousel-dot.active {
    background: linear-gradient(135deg, #4a90d9, #357abd);
    width: 28px;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(74, 144, 217, 0.3);
}

.carousel-dot:hover:not(.active) {
    background: #a0aab5;
}

/* .autoplay-bar {
    width: 100%;
    height: 2px;
    background: #e2e8f0;
    border-radius: 1px;
    margin-top: 20px;
    overflow: hidden;
} */

.autoplay-progress {
    height: 100%;
    background: linear-gradient(90deg, #4a90d9, #6ab0ff);
    border-radius: 1px;
    width: 0%;
    transition: width 0.05s linear;
}

.carousel-counter {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(15, 52, 96, 0.75);
    color: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    z-index: 10;
    backdrop-filter: blur(8px);
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.75);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    backdrop-filter: blur(6px);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: #fff;
    max-width: 600px;
    width: 92%;
    max-height: 90vh;
    overflow: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: rgba(0,0,0,0.5);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.3s;
}

.modal-close:hover {
    background: rgba(0,0,0,0.8);
    transform: rotate(90deg);
}

.modal-image-wrapper {
    padding: 28px 28px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
}

.modal-image {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.modal-info {
    padding: 28px 32px 32px;
}

.modal-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.modal-detail-item {
    padding: 14px 18px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e8ecf0;
    transition: all 0.3s;
}

.modal-detail-item:hover {
    border-color: #4a90d9;
    background: #eef3f8;
}

.modal-detail-item .label {
    font-size: 12px;
    color: #999;
    margin-bottom: 4px;
    font-weight: 500;
}

.modal-detail-item .value {
    font-size: 14px;
    font-weight: 600;
    color: #333;
}

.contact-section {
    background: #fff;
    border-radius: 16px;
    padding: 36px 40px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    margin-top: 20px;
}

.contact-section h3 {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-section h3::before {
    content: '';
    width: 4px;
    height: 22px;
    background: linear-gradient(180deg, #4a90d9, #357abd);
    border-radius: 2px;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    transition: all 0.3s;
    border: 1px solid #e8ecf0;
}

.contact-item:hover {
    background: #eef3f8;
    border-color: #4a90d9;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #4a90d9, #357abd);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 22px;
    height: 22px;
    fill: #fff;
}

.contact-text h4 {
    font-size: 15px;
    font-weight: 600;
    color: #1a1a2e;
    margin-bottom: 6px;
}

.contact-text p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.contact-text .phone {
    color: #4a90d9;
    font-weight: 600;
}

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #4a90d9, #357abd);
    border: none;
    border-radius: 14px;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(74, 144, 217, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 50;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(74, 144, 217, 0.5);
}

.back-to-top svg {
    width: 22px;
    height: 22px;
    fill: #fff;
}

.footer {
    background: #1a1a2e;
    color: rgba(255,255,255,0.5);
    text-align: center;
    padding: 24px 20px;
    font-size: 13px;
    margin-top: 60px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.2s; opacity: 0; }
.delay-3 { animation-delay: 0.3s; opacity: 0; }
.delay-4 { animation-delay: 0.4s; opacity: 0; }
.delay-5 { animation-delay: 0.5s; opacity: 0; }
.delay-6 { animation-delay: 0.6s; opacity: 0; }

@media (max-width: 900px) {
    .carousel-slide {
        flex: 0 0 calc(50% - 16px);
        min-width: calc(50% - 16px);
    }
}

@media (max-width: 600px) {
    .carousel-slide {
        flex: 0 0 calc(100% - 16px);
        min-width: calc(100% - 16px);
    }

    .nav-menu {
        display: none;
    }

    .header-bottom-inner {
        flex-direction: column;
        gap: 4px;
        align-items: flex-start;
    }

    .stats-bar {
        flex-direction: column;
    }

    .modal-details {
        grid-template-columns: 1fr;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .carousel-controls {
        gap: 14px;
    }
}

.swipe-hint {
    display: none;
    text-align: center;
    font-size: 12px;
    color: #aaa;
    margin-top: 12px;
}

@media (max-width: 600px) {
    .swipe-hint {
        display: block;
    }
}

.counter {
    display: inline-block;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 50px 40px;
  padding-bottom: 0;
  padding-left: 0px;
}

.section-header {
  margin-bottom: 40px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
}

.cert-count-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  color: #fff;
  padding: 8px 20px;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 600;
}

.certificates-wrapper {
  position: relative;
  display: flex;
  align-items: flex-start;
  padding: 40px 0;
  /* min-height: 520px; */
}

.certificate-card {
  position: relative;
  width: 260px;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  margin-left: -100px;
  flex-shrink: 0;
}

.certificate-card:first-child {
  margin-left: 0;
}

.certificate-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.certificate-card .card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgb(58 58 58 / 85%) 0%, rgb(0 0 0 / 90%) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 2;
}

.certificate-card .overlay-icon {
  width: 50px;
  height: 50px;
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.certificate-card .overlay-icon svg {
  width: 24px;
  height: 24px;
  fill: #fff;
}

.certificate-card .overlay-text {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 2px;
}

.certificate-card .overlay-sub {
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  margin-top: 6px;
}

.certificate-card .card-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 10px;
  background: linear-gradient(0deg, rgba(0,0,0,0.6) 0%, transparent 100%);
  color: #fff;
  font-size: 11px;
  text-align: center;
  z-index: 1;
  transition: opacity 0.3s ease;
}

.certificate-card .card-info .info-title {
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.certificate-card .card-info .info-date {
  font-size: 10px;
  opacity: 0.8;
  margin-top: 4px;
}

/* 悬停状态 */
.certificate-card:hover {
  z-index: 100;
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.certificate-card:hover img {
  transform: scale(1.05);
}

.certificate-card:hover .card-overlay {
  opacity: 1;
}

.certificate-card:hover .card-info {
  opacity: 0;
}

/* 展开状态 - 点击后 */
.certificate-card.expanded {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(1) !important;
  width: 480px;
  height: 680px;
  z-index: 10000 !important;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.5);
  border-radius: 16px;
  cursor: default;
}

.certificate-card.expanded .card-overlay {
  opacity: 0 !important;
  pointer-events: none;
}

.certificate-card.expanded .card-info {
  opacity: 0;
}

.certificate-card.expanded .expand-close {
  display: flex;
}

.certificate-card.expanded .expand-detail {
  display: flex;
}

.certificate-card .expand-close {
  display: none;
  position: absolute;
  top: 15px;
  right: 15px;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s ease;
}

.certificate-card .expand-close:hover {
  background: #fff;
  transform: rotate(90deg);
}

.certificate-card .expand-close svg {
  width: 18px;
  height: 18px;
  stroke: #333;
  stroke-width: 2;
}

.certificate-card .expand-detail {
  display: none;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.8) 100%);
  padding: 60px 20px 20px;
  color: #fff;
  z-index: 5;
  flex-direction: column;
  gap: 8px;
}

.certificate-card .expand-detail .detail-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.certificate-card .expand-detail .detail-row {
  display: flex;
  font-size: 13px;
  opacity: 0.9;
}

.certificate-card .expand-detail .detail-label {
  min-width: 100px;
  opacity: 0.7;
}

/* 遮罩背景 */
.backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  backdrop-filter: blur(4px);
}

.backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* 其他卡片在展开时的状态 */
.certificates-wrapper.has-expanded .certificate-card:not(.expanded) {
  opacity: 0.3;
  filter: blur(2px);
  pointer-events: none;
}

/* 响应式 */
@media (max-width: 1200px) {
  .certificate-card {
      width: 180px;
      height: 255px;
      margin-left: -50px;
  }
  .certificate-card.expanded {
      width: 400px;
      height: 570px;
  }
}

@media (max-width: 768px) {
  .container {
      padding: 30px 20px;
  }
  .certificate-card {
      width: 140px;
      height: 200px;
      margin-left: -40px;
  }
  .certificate-card.expanded {
      width: 320px;
      height: 450px;
  }
  .section-title {
      font-size: 24px;
  }
}