/*  */
@import url('first.css');

/* 英雄区域 */
.hero {
  position: relative;
  background: url(/static/images/aISolution/banner2.png) no-repeat center center;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1920 / 400;
  background-size: contain;
}

.subtitle_text>div {
  font-size: 16px;
  margin-top: 6px;
  line-height: 28px;
}

.left_squ {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 6px;
  background: #000000;
  margin-right: 5px;
  margin-bottom: 3px;
}

.architecture {
  margin-bottom: 100px;
}

.introduction h2 {
  margin-bottom: 40px;
}

.architecture h2 {
  margin-bottom: 40px;
}

.platform-cards_box {
  background: #fff;
  width: 100%;
  box-sizing: border-box;
  padding: 32px 24px 32px 24px;
}

.platform_card {
  padding: 0;
  background-color: transparent;
  width: 19%;
}

.platform-cards_title {
  font-family: Source Han Sans CN, Source Han Sans CN;
  font-weight: 600;
  font-size: 24px;
  color: #111111;
  text-align: center;
  margin-bottom: 24px;
}

.platform_card:hover {
  box-shadow: none;
}

.platform_card .stage-image {
  border-radius: 0px;
}

.platform_card:hover .stage-image img {
  transform: scale(1);
}

.platform_card h4 {
  text-align: center;
  margin-top: 16px;
}

/*  */


.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #1461E7;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  margin-top: 24px;
}

.arrow-wrapper {
  width: 48px;
  height: 24px;
  position: relative;
}

.arrow-wrapper img {
  position: absolute;
  top: 5px;
  left: 0;
  width: 30px;
  /* height: 100%; */
  object-fit: contain;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.arrow-normal {
  opacity: 1;
  transform: scale(1);
}

.arrow-hover {
  opacity: 0;
  transform: scale(1.2);
}

.btn-link:hover .arrow-normal {
  opacity: 0;
}
.btn-link:hover span {
  font-weight: bold;
}
.btn-link:hover .arrow-hover {
  opacity: 1;
}
.platform_card2{
  width: 30%;
}
/* 了解更多 */
.bottom_btns {
  width: 100%;
  text-align: center;
  padding-top: 32px;
}
.more-btn {
  display: inline-flex;
  align-items: center;
  font-size: 16px;
  color: #333; /* 默认文字颜色 */
  text-decoration: none;
  position: relative;
  cursor: pointer;
  transition: color 0.3s ease;
}

/* 箭头图标 */
.more-btn .arrow {
  margin-left: 8px;
  font-size: 20px;
  transition: transform 0.3s ease;
}

/* 下划线动画核心 */
.more-btn::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px; /* 下划线距离文字底部的距离 */
  width: 0;
  height: 1px;
  background-color: #1461E7; /* 下划线红色 */
  transition: width 0.3s ease;
}

/* 悬浮状态样式 */


/* 悬浮时：下划线从左到右展开 */
.more-btn:hover::after {
  width: 100%;
}

/* 悬浮时：箭头轻微右移增强交互感 */
.more-btn:hover .arrow {
  transform: translateX(3px);
}
.platform_card1{
  /*width: 60%;*/
  position: relative;
  color: #fff;
}
.spe_title{
  font-family: Source Han Sans SC, Source Han Sans SC;
  font-weight: bold;
  font-size: 18px;
}
.spe_txt{
  font-family: Source Han Sans CN, Source Han Sans CN;
  font-weight: 500;
  font-size: 14px;
  margin-top: 8px;
}
.platform_card2{
  /*width: 35%;*/
  position: relative;

}
.spe_cntent{
  position: absolute;
  bottom: 24px;
  box-sizing: border-box;
  padding-left: 24px;
}
.spe_cntent .bottom_btns{
  padding-top: 8px;
  text-align: left;
}
.spe_cntent .bottom_btns .more-btn{
  color: #fff;
  font-size: 14px;
}
.spe_cntent .bottom_btns .more-btn:hover {
  color: #1461E7; /* 悬浮文字变红 */
}
.platforms2{
  margin-bottom: 100px;
}
.tab_box{
  width: 70%;
  max-width: 1480px;
  margin: 0 auto;
  margin-top: 64px;
  display: flex;
  flex-flow: row nowrap;
  justify-content: space-between;
}
.tab_box >div{
  width: 48%;
  height: 100px;
  background: #fff;
  border-radius: 15px;
  line-height: 100px;
  font-size: 26px;
  font-weight: bold;
}
.tab_box img{
  width: 45px;
  vertical-align: middle;
  margin-left: 80px;
  margin-right: 40px;
}
.tab-btn:hover,
.tab-btn.active {
  cursor: pointer;
  /* 替换成你的背景图片地址 */
  background-image: url(/static/images/aISolution/tab_bg.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% 100%;
  /*color: #fff; !* 文字颜色可根据背景调整 *!*/
}
.bottom_btns .more-btn:hover {
  color: #1461E7 !important; /* 悬浮文字变红 */
}
.features span{
  background: rgba(0,0,0,0.1);
  border-radius: 5px 5px 5px 5px;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 5px 22px;
  /*opacity: 0.1;*/
  font-family: Source Han Sans CN, Source Han Sans CN;
  font-weight: 400;
  font-size: 16px;
  color: #111111;
}
.hero-content .subtitle {
  font-size: 18px;
  color: #303030;
  margin-bottom: 18px;
  letter-spacing: 2px;
  font-family: Source Han Sans SC-Bold;
}

/* 解决方案导航 */



/* 解决方案简介 */


/* 平台部分 */


/* 响应式设计 */