@charset 'utf-8';
/* ============================================================
   一级页面/css/about.css —— 關於我們 页面样式（特殊页面）
   说明：
   1. 1rem = 100px（与 common.css 自适应换算一致）
   2. 兼容 IE11：Flexbox 均书写 -ms- 前缀；关键尺寸提供 px 兜底
   3. 头部为设计稿专属结构（非公共 hh-banner），仅本页使用
   4. 禁止 CSS Grid；头尾复用 common/topbottom-hh.css
   ============================================================ */

/* ================= 特殊头部（设计稿专属，不入公共 css） ================= */
.about-hero {
  width: 100%;
  position: relative;
  overflow: hidden;
  height: 9.46rem;
  background-image: url(../common/about/hero.png);
  background-size: 100% auto;
}
/* 黑色遮罩 */
.about-hero .hero-mask {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2;
}
/* 头部内容（导航之上） */
.about-hero .about-inner {
  position: relative;
  z-index: 3;
}
/* 标题区（左紫色渐变装饰） */
.about-title {
  position: relative;
  margin-top: 2.54rem;
  padding: 0.26rem;
  width: 9.17rem;
  height: 3.42rem;
  background: linear-gradient(270deg, #34147780 0%, #19004e00 100%);
  padding-left: 2rem;
}
.about-title h2 {
  font-family: "Microsoft YaHei";
  font-size: 56px;
  font-size: 0.56rem;
  font-weight: 700;
  line-height: 56px;
  line-height: 0.56rem;
  letter-spacing: 5%;
  color: #ffffff;
  margin: 0;
  float: left;
  max-width: 45%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* 英文版 */
.about-title-en{
  width: 13.8rem;
}
.about-title-en h2{
  font-size: 0.35rem;
  margin-bottom: 0.1rem;
  max-width: 60%;
}
.about-title-en .about-sub span{
  max-width: 5.5rem;
}
.about-title-en .about-desc{
  margin-top: 0.2rem;
  width: auto;
  max-height: 2.2rem;
}
/* 副标题条（紫色渐变圆角） */
.about-sub {
  display: inline-block;
  padding: 0 35px;
  padding: 0 0.35rem;
  height: 50px;
  height: 0.5rem;
  line-height: 50px;
  line-height: 0.5rem;
  background: linear-gradient(270deg, #9780d3 0%, #623dc2 100%);
  border-radius: 0 28px 0 28px;
  border-radius: 0 0.28rem 0 0.28rem;
  margin-left: 0.26rem;
  margin-top: 0.05rem;
}
.about-sub span {
  font-family: "Microsoft YaHei";
  font-size: 22px;
  font-size: 0.22rem;
  font-weight: 700;
  line-height: 40px;
  line-height: 0.4rem;
  letter-spacing: 5%;
  color: #ffffff;
  white-space: nowrap;

  display: block;
  max-width: 2.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* 介绍文字 */
.about-desc {
  width: 684px;
  width: 6.84rem;
  margin-top: 60px;
  margin-top: 0.6rem;
  font-family: "Microsoft YaHei";
  font-size: 18px;
  font-size: 0.18rem;
  font-weight: 400;
  line-height: 30px;
  line-height: 0.3rem;
  letter-spacing: 5%;
  color: rgba(255, 255, 255, 0.8);
  max-height: 1.8rem;
  overflow: hidden;
  overflow-y: auto;
}
/* 整个滚动条 */
.about-desc::-webkit-scrollbar {
width: 5px;
width: 0.05rem;
height: 5px;
height: 0.05rem;
}
/* 轨道背景 */
.about-desc::-webkit-scrollbar-track {
background: rgba(0, 0, 0, 0.12);
border-radius: 10px;
border-radius: 0.1rem;
}
/* 滑块 */
.about-desc::-webkit-scrollbar-thumb {
background: #888;
border-radius: 10px;
border-radius: 0.1rem;
}
/* .about-desc p {
  margin-bottom: 0.3rem;
} */
.about-desc p:last-child {
  margin-bottom: 0;
}
/* 统计条（底部紫色渐变） */
.about-stats {
  position: relative;
  margin-top: 110px;
  margin-top: 1.1rem;
  background: linear-gradient(180deg, rgba(93, 68, 157, 0) 0%, rgba(93, 68, 157, 0.5) 100%);
  padding: 58px 0;
  padding: 0.58rem 0;
  z-index: 1;
}
.about-stats .stats-inner {
  width: 1530px;
  width: 15.3rem;
  margin: 0 auto;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.stat {
  width: 350px;
  width: 3.5rem;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
}
.stat .stat-icon {
  width: 90px;
  width: 0.9rem;
  height: 89px;
  height: 0.89rem;
  margin-right: 40px;
  margin-right: 0.4rem;
  -ms-flex-negative: 0;
  flex-shrink: 0;
}
.stat .stat-icon img {
  width: 100%;
  height: 100%;
  display: block;
}
.stat .stat-num {
  font-family: "Microsoft YaHei";
  font-size: 56px;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 5%;
  color: #ffffff;
}
.stat .stat-num small {
  font-size: 36px;
  font-size: 0.36rem;
}
.stat .stat-label {
  display: block;
  margin-top: 10px;
  margin-top: 0.1rem;
  font-family: "Microsoft YaHei";
  font-size: 20px;
  font-size: 0.2rem;
  font-weight: 400;
  line-height: 40px;
  line-height: 0.4rem;
  letter-spacing: 5%;
  color: #ffffff;
  white-space: nowrap;
}

/* ================= 品牌價值（白底） ================= */
.about-value {
  background: url(../common/about/bg1.png) no-repeat;
  background-size: 100% 100%;
  height: 9rem;
}
.about-value .value-inner {
  width: 1530px;
  width: 15.3rem;
  margin: 0 auto;
}
/* 分区标题（品牌價值/發展歷程/聯繫我們通用结构） */
.sec-title {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  padding: 100px 0 30px;
  padding: 1rem 0 0.3rem;
}
.sec-title .bar {
  width: 4px;
  width: 0.04rem;
  height: 100px;
  height: 1rem;
  background: #623dc2;
  margin-right: 32px;
  margin-right: 0.32rem;
  -ms-flex-negative: 0;
  flex-shrink: 0;
}
.sec-title .t-cn {
  font-family: "Microsoft YaHei";
  font-size: 50px;
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 5%;
  color: #333333;
  line-height: 66px;
  line-height: 0.66rem;
  margin-bottom: 0.1rem;
}
.sec-title .t-en {
  display: block;
  font-family: "Inter", "Microsoft YaHei";
  font-size: 30px;
  font-size: 0.3rem;
  font-weight: 300;
  text-transform: uppercase;
  color: #333333;
  line-height: 36px;
  line-height: 0.36rem;
}
/* 品牌价值卡片 */
.value-cards {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: justify;
  justify-content: space-between;
  margin-top: 0.31rem;
}
.value-card {
  width: 468px;
  width: 4.68rem;
  background: #ffffff;
  text-align: center;
  padding: 58px 35px 40px;
  padding: 0.58rem 0.35rem 0.4rem;
  box-sizing: border-box;
  height: 5.24rem;
}
.value-card .vc-icon {
  width: 2.45rem;
  height: 1.88rem;
  margin: 0 auto;
}
.value-card .vc-icon img {
  width: 100%;
  height: 100%;
  display: block;
}
.value-card h3 {
  margin: 40px 0 0;
  margin: 0.4rem 0 0;
  font-family: "Microsoft YaHei";
  font-size: 28px;
  font-size: 0.28rem;
  font-weight: 700;
  line-height: 40px;
  line-height: 0.4rem;
  color: #3d3d3d;
}
.value-card p {
  margin: 20px 0 0;
  margin: 0.2rem 0 0;
  font-family: "Microsoft YaHei";
  font-size: 16px;
  font-size: 0.16rem;
  font-weight: 400;
  line-height: 32px;
  line-height: 0.32rem;
  color: rgba(61, 61, 61, 0.8);
}

/* ================= 發展歷程（紫色渐变背景） ================= */
.about-history {
  position: relative;
  background: linear-gradient(270deg, #623dc2 0%, #9780d3 100%);
  padding-bottom: 60px;
  padding-bottom: 0.6rem;
  overflow: hidden;
  height: 9rem;
  background: url(../common/about/bg2.png) no-repeat;
  background-size: 100% 100%;
}
.about-history .history-deco {
  position: absolute;
  left: 443px;
  left: 4.43rem;
  top: -533px;
  top: -5.33rem;
  width: 1207px;
  width: 12.07rem;
  height: 2145px;
  height: 21.45rem;
  opacity: 0.2;
  z-index: 1;
  -ms-transform: rotate(-90deg);
  transform: rotate(-90deg);
}
.about-history .history-deco img {
  width: 100%;
  height: 100%;
  display: block;
  display: none;
}
.about-history .history-inner {
  position: relative;
  z-index: 2;
  width: 1530px;
  width: 15.3rem;
  margin: 0 auto;
}
/* 白色标题条（發展歷程在紫底上） */
.about-history .sec-title .bar {
  background: #ffffff;
}
.about-history .sec-title .t-cn,
.about-history .sec-title .t-en {
  color: #ffffff;
}
/* 时间线 */
.history-timeline {
  position: relative;
  margin-top: 50px;
  margin-top: 0.5rem;
}
.history-timeline .tl-line {
  position: absolute;
  left: 0;
  right: 0;
  top: 182px;
  top: 1.82rem;
  height: 1px;
  background: #ffffff;
  z-index: 1;
}
.history-nodes {
  position: relative;
  z-index: 2;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: start;
  align-items: flex-start;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
/* 时间线节点图片：默认隐藏，hover 白卡时显示 */
.history-node{
  cursor: pointer;
}
.history-node .hn-img {
  display: none;
  width: 100%;
  height: 158px;
  height: 1.58rem;
  overflow: hidden;
}
.history-node .hn-img img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
/* 选中态：hover 或 .cur（点击选中）均为白卡效果 */
.history-node:hover,
.history-node.cur {
  background: #ffffff;
  box-shadow: 0 0 20px 0 rgba(62, 36, 132, 0.25);
  margin-top: 0;
  height: 3.64rem;
}
.history-node:hover .hn-img,
.history-node.cur .hn-img {
  display: block;
}
.history-node:hover .hn-dot,
.history-node.cur .hn-dot {
  display: none;
}
.history-node:hover .hn-date,
.history-node.cur .hn-date {
  margin-bottom: 0;
  margin-top: 20px;
  margin-top: 0.2rem;
  color: #3e2484;
  margin-bottom: 0;
}
.history-node:hover h4,
.history-node.cur h4 {
  margin-top: 5px;
  margin-top: 0.05rem;
  font-size: 28px;
  font-size: 0.28rem;
  color: #3e2484;
}
.history-node:hover p,
.history-node.cur p {
  margin-top: 10px;
  margin-top: 0.1rem;
  color: #71688a;
}
/* 时间线节点：默认白字（日期在线上，标题/描述在线下），hover 切换为白卡 */
.history-node {
  width: 327px;
  width: 3.27rem;
  text-align: center;
  /* 节点下移：内容起点对齐（padding 12 计入），圆点中心落在时间线 */
  margin-top: 93.5px;
  margin-top: 0.935rem;
  box-sizing: border-box;
  padding: 12px;
  padding: 0.12rem;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
/* 日期（时间线上方） */
.history-node .hn-date {
  display: block;
  margin-bottom: 25px;
  margin-bottom: 0.25rem;
  font-family: "Microsoft YaHei";
  font-size: 28px;
  font-size: 0.28rem;
  font-weight: 700;
  line-height: 40px;
  line-height: 0.4rem;
  color: #ffffff;
}
.history-node .hn-dot {
  width: 23px;
  width: 0.23rem;
  height: 23px;
  height: 0.23rem;
  margin: 0 auto 15px;
  margin: 0 auto 0.15rem;
  border-radius: 50%;
  background: url(../common/about/icon12.png) no-repeat center center;
}
.history-node h4 {
  margin: 0;
  font-family: "Microsoft YaHei";
  font-size: 24px;
  font-size: 0.24rem;
  font-weight: 700;
  line-height: 40px;
  line-height: 0.4rem;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.history-node p {
  margin: 14px 0 0;
  margin: 0.14rem 0 0;
  font-family: "Microsoft YaHei";
  font-size: 16px;
  font-size: 0.16rem;
  font-weight: 400;
  line-height: 28px;
  line-height: 0.28rem;
  color: #ffffff;
  display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;

    max-height: 53px;
    max-height: 0.53rem;
}

/* ================= 聯繫我們 ================= */
.about-contact {
  background: #f5f2fb;
}
.about-contact .contact-inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: justify;
  justify-content: space-between;
  padding-left: 2.04rem;
}
.contact-left {
  -ms-flex-preferred-size: 0%;
  flex-basis: 0%;
  -ms-flex-positive: 1;
  flex-grow: 1;
  width: 5.84rem;
}
.contact-left .sec-title{
  padding-top: 0.62rem;
  padding-bottom: 0.3rem;
}
.contact-right {
  width: 1050px;
  width: 10.5rem;
  -ms-flex-negative: 0;
  flex-shrink: 0;
  position: relative;
  margin-top: -1.4rem;
  z-index: 1;
}
.contact-right img {
  width: 100%;
  height: auto;
  display: block;
}
/* 联系信息行 */
.contact-list {
  margin-top: 39px;
  margin-top: 0.39rem;
}
.contact-list .cl-item {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  align-items: center;
  margin-bottom: 43px;
  margin-bottom: 0.43rem;
}
.contact-list .cl-item:last-child {
  margin-bottom: 0;
}
.contact-list .cl-icon {
  width: 50px;
  width: 0.5rem;
  height: 50px;
  height: 0.5rem;
  margin-right: 0.24rem;
  -ms-flex-negative: 0;
  flex-shrink: 0;
}
.contact-list .cl-icon img {
  width: 100%;
  height: 100%;
  display: block;
}
.contact-list .cl-text {
  font-family: "Microsoft YaHei";
  font-size: 28px;
  font-size: 0.28rem;
  font-weight: 400;
  line-height: 40px;
  line-height: 0.4rem;
  color: #333333;
}

/* ---------- 响应式（平板/移动端 ≤768px） ---------- */
@media screen and (max-width: 768px) {
  .about-hero{
    background-position: top;
    background-size: auto 100%;
  }
  .about-title {
    padding: 0.3rem 0.2rem 0;
    margin-top: 1.5rem;
    width: 100%;
  }
  .about-title::before {
    display: none;
  }
  .about-title h2 {
    font-size: 0.4rem;
  }
  .about-sub {
    height: auto;
    line-height: 0.4rem;
    padding: 0.15rem 0.3rem;
    border-radius: 0 0.2rem 0 0.2rem;
  }
  .about-sub span {
    font-size: 0.26rem;
  }
  .about-desc {
    width: 100%;
    margin-top: 0.4rem;
    font-size: 0.24rem;
    line-height: 0.4rem;
    box-sizing: border-box;
    padding-right: 0;
    max-height: 3.9rem;
  }
  /* 英文版 */
  .about-title-en{
    width: 100%;
  }
  .about-title-en h2{
    font-size: 0.3rem;
    max-width: 100%;
  }
  .about-title-en .about-desc{
    max-height: 3.2rem;
    overflow: auto;
  }
  .about-title-en .about-desc{
    width: 100%;
  }
  .about-stats {
    margin-top: 1.8rem;
    padding: 0.3rem 0.2rem;
  }
  .about-stats .stats-inner {
    width: 100%;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  .stat {
    width: 50%;
    margin-bottom: 0.3rem;
  }
  .stat .stat-icon {
    width: 0.6rem;
    height: 0.6rem;
    margin-right: 0.2rem;
  }
  .stat .stat-num {
    font-size: 0.36rem;
    line-height: 0.4rem;
  }
  .stat .stat-label {
    font-size: 0.24rem;
    line-height: 0.3rem;
  }
  .about-value{
    height: auto;
    background-size: auto 100%;
  }
  .about-value .value-inner,
  .about-history .history-inner,
  .about-contact .contact-inner {
    width: 100%;
    box-sizing: border-box;
    padding: 0 0.2rem;
  }
  .sec-title {
    padding: 0.6rem 0 0.2rem;
  }
  .sec-title .t-cn {
    font-size: 0.36rem;
    line-height: 0.5rem;
  }
  .value-card p{
    font-size: 0.26rem;
  }
  .sec-title .t-en {
    font-size: 0.22rem;
  }
  .value-cards {
    display: block;
  }
  .value-card {
    width: 100%;
    margin-bottom: 0.3rem;
    padding: 0.4rem 0.2rem;
  }
  .about-history{
    height: auto;
  }
  .about-history .history-deco {
    display: none;
  }
  .history-timeline .tl-line {
    display: none;
  }
  .history-nodes {
    display: block;
  }
  .history-card {
    width: 100%;
    margin-bottom: 0.3rem;
    height: 4.5rem;
  }
  .history-card .hc-img {
    width: 100%;
    height: 2.5rem;
  }
  .history-node {
    width: 96%;
    margin-top: 0;
    margin-bottom: 0.3rem;
    border-left: 3px solid #ffffff;
    text-align: left;
    padding: 0 0 0.2rem 0.3rem;
  }
  .history-node .hn-dot {
    margin: 0 0 0.2rem;
    display: none;
  }
  .history-card p,.history-node h4{
    font-size: 0.26rem;
  }
  .history-node p{
    font-size: 0.26rem;
    line-height: 0.35rem;
    max-height: inherit;
  }
  .history-node .hn-date {
    margin-bottom: 0.15rem;
  }
  .history-node.cur{
    padding-left: 0;
    height: auto;
  }
  .history-node.cur .hn-img{
    height: 3rem;
  }
  .about-contact .contact-inner {
    display: block;
  }
  .contact-right {
    width: 100%;
    margin: 0.4rem 0 0;
  }
  .contact-list .cl-text {
    font-size: 0.26rem;
    line-height: 0.4rem;
  }
  .about-inner .hh-crumb,
  .about-inner .hh-crumb a {
    font-size: 0.26rem;
  }
}