.wrap { width: min(1200px, calc(100% - 48px)); }
.header {
  height: auto;
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 30;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}
.header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.header .logoDiv,
.navDiv { float: none; height: auto; }
.header .logoDiv { display: flex; align-items: center; gap: 10px; }
.header .logoDiv img { height: 58px; width: auto; margin: 0; }
.env-flag {
  padding: 2px 8px;
  border-radius: 4px;
  background: #f15e22;
  color: #fff;
  font: 400 12px/1.4 "Microsoft YaHei", "PingFang SC", sans-serif;
  letter-spacing: 0.04em;
}
.navDiv > ul { display: flex; align-items: center; }
.navDiv > ul > li {
  float: none;
  height: auto;
  margin: 0 2px;
}
.navDiv > ul > li > a {
  line-height: 40px;
  padding: 0 12px;
}
.navDiv > ul > li .twoNav {
  top: calc(100% - 4px);
  left: 0;
  min-width: 148px;
  margin: 0;
  padding: 8px 0;
  background: #fff;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
}
.navDiv > ul > li .twoNav li {
  float: none;
  background: transparent;
  padding: 0;
  text-align: left;
}
.navDiv > ul > li .twoNav li a {
  display: block;
  padding: 8px 18px;
  line-height: 1.5;
}
.menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid #eee;
  background: #fff;
  padding: 0;
}
.menu-btn span,
.menu-btn span:before,
.menu-btn span:after {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: #333;
  position: relative;
}
.menu-btn span:before,
.menu-btn span:after { content: ""; position: absolute; left: 0; }
.menu-btn span:before { top: -6px; }
.menu-btn span:after { top: 6px; }

.focusBox { height: min(520px, 56vw); background: #f15e22; }
.focusBox .pic,
.focusBox .pic li.on { height: 100%; }
.focusBox .pic img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.focusBox .hd {
  width: auto;
  left: 50%;
  right: auto;
  margin-left: 0;
  transform: translateX(-50%);
  bottom: 16px;
  text-align: center;
}

.index-main .index-main-title {
  width: min(720px, 100%);
  padding-top: 64px;
}

.index-main .main1-con .main1-con-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0 8px;
}
.index-main .main1-con .main1-con-intro + .main1-con-intro {
  display: block;
  max-width: 760px;
  margin: 8px auto 48px;
}
.index-main .main1-con .main1-con-intro img {
  float: none;
  width: 100% !important;
  height: 320px !important;
  object-fit: cover;
  object-position: center top;
}
.index-main .main1-con .main1-con-intro p {
  margin: 0 0 18px;
  color: #666;
  font-size: 18px;
  line-height: 1.9;
  text-indent: 2em;
}

.index-main .main2 { padding-bottom: 48px; }
.index-main .main2-con ul {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  overflow: visible;
}
.index-main .main2-con ul li,
.index-main .main2-con ul li:hover {
  float: none;
  width: auto;
  margin: 0;
  padding: 0;
  background: #fff;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.06);
}
.index-main .main2-con ul li > a { display: block; color: inherit; }
.index-main .main2-con ul li .imgDiv,
.index-main .main2-con ul li:hover .imgDiv {
  width: 100%;
  height: 240px;
}
.index-main .main2-con ul li .imgDiv img { object-fit: cover; object-position: center top; }
.index-main .main2-con ul li .imgDiv .bgDiv,
.index-main .main2-con ul li:hover .imgDiv .bgDiv {
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.62));
  height: 72px;
  top: auto;
  bottom: 0;
  line-height: 1.2;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 10px;
}
.index-main .main2-con ul li .imgDiv .bgDiv .zc { font-size: 16px !important; }
.index-main .main2-con ul li .li-text,
.index-main .main2-con ul li:hover .li-text {
  display: block;
  width: auto;
  padding: 12px 12px 16px;
  box-sizing: border-box;
}
.index-main .main2-con ul li .li-text div.name span.line { display: none; }
.index-main .main2-con ul li .li-text div.name { padding: 0; }
.index-main .main2-con ul li .li-text div.name span.text {
  float: none;
  display: block;
  padding: 0;
  background: transparent;
  font-size: 18px;
}
.index-main .main2-con ul li .li-text .intro span { line-height: 1.6; }

.index-main .main3 { padding: 48px 0; }
.index-main .main3 .wrap { width: min(1200px, calc(100% - 48px)); }
.index-main .main3 .main3-con {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
}
.index-main .main3-text,
.index-main .videoDiv {
  float: none;
  width: auto;
  height: auto;
  min-height: 320px;
}
.index-main .main3-text { display: flex; flex-direction: column; justify-content: center; }
.index-main .main3-text .main3-title { padding-top: 0; }
.index-main .videoDiv video { width: 100%; height: 100%; min-height: 320px; display: block; object-fit: cover; }

.index-main .main4-con ul { width: min(920px, 100%); }
.index-main .main4-con ul a { display: block; }
.index-main .main4-con ul li {
  display: grid;
  grid-template-columns: 64px minmax(140px, 180px) 56px 1fr;
  align-items: center;
  gap: 20px;
  height: auto;
  padding: 16px 4px;
  border-bottom: 1px solid #e6e6e6;
}
.index-main .main4-con .number,
.index-main .main4-con .ysText,
.index-main .main4-con .imgDiv,
.index-main .main4-con .text {
  float: none;
  position: static;
  top: auto;
  transform: none;
  margin: 0;
  width: auto;
  max-width: none;
}
.index-main .main4-con .number { font-size: 32px; line-height: 1; }
.index-main .main4-con .imgDiv img { width: 42px; height: 42px; object-fit: contain; }
.index-main .main4-con a.moreBtn { margin: 28px auto 56px; }

.index-main .main5 { padding-bottom: 56px; }
.index-main .main5-con {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: start;
  padding: 36px 0 12px;
}
.index-main .main5-con .newsShow,
.index-main .main5-con .newsList { float: none; width: auto; margin: 0; }
.index-main .main5-con .newsShow .imgDiv { width: 100%; height: 250px; }
.index-main .main5-con .newsShow .imgDiv img { width: 100%; height: 100%; object-fit: cover; }
.index-main .main5-con .newsList ul a { display: block; }
.index-main .main5-con .newsList ul li {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
}
.index-main .main5-con .newsList ul li .list-date { float: none; margin: 0; min-width: 78px; padding: 0; }
.index-main .main5-con .newsList .list-text { min-width: 0; }
.index-main .main5-con .newsList .list-text .title { margin-top: 0; }
.index-main .main5-con .newsList .list-text p { white-space: normal; }

.footer,
.footer h3,
.footer p,
.footer span,
.footer a,
.footer div {
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  font-weight: 400;
  font-style: normal;
  letter-spacing: 0;
}
.footer .wrap {
  width: min(1120px, calc(100% - 48px));
  padding: 8px 0 32px;
  overflow: visible;
}
.footer h3 { font-size: 22px; line-height: 1.5; }
.footer-con {
  display: grid;
  grid-template-columns: 148px minmax(220px, 1.4fr) minmax(180px, 1fr) minmax(150px, 0.8fr);
  gap: 28px;
  align-items: start;
}
.footer .ewmImg,
.footer .footerDiv1,
.footerDiv2,
.footerDiv3 { float: none; margin: 0; padding: 0; }
.footer .ewmImg { width: 148px; height: 148px; }
.footer-con,
.footer .footerDiv1 span,
.footer .footerDiv1 p,
.footer .footerDiv1 span.icp,
.footer .footerDiv1 span:last-child,
.footerDiv2 div,
.footerDiv3 div {
  font-size: 16px;
  line-height: 1.7;
  color: #fff;
}
.footer .footerDiv1 span { margin-bottom: 8px; }
.footer .footerDiv1 p,
.footer .footerDiv1 span.icp { margin: 0 0 8px; }
.footer .footerDiv1 span.icp a {
  font-size: 16px;
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer .footerDiv1 span.icp a:hover { color: #f15e22; }
.footerDiv2 div,
.footerDiv3 div { margin-bottom: 8px; white-space: nowrap; }
.footer a { color: #fff; font-size: 16px; }
.moreBtn, button.moreBtn { transition: background 0.15s ease; }
.moreBtn:hover, button.moreBtn:hover { background: #064e96; }

.page-sheet {
  width: min(1200px, calc(100% - 48px));
  margin: 36px auto 64px;
  background: #fff;
  padding: 48px 64px 60px;
  box-sizing: border-box;
}
.page-sheet h1 { margin: 0; font-size: 36px; font-weight: normal; color: #333; text-align: center; }
.page-sheet .eng {
  display: block;
  margin: 8px 0 32px;
  text-align: center;
  color: #666;
  font-size: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.page-sheet .eng:after {
  content: "";
  display: block;
  width: 42px;
  height: 3px;
  margin: 14px auto 0;
  background: #f15e22;
}
.page-sheet h2 { margin: 32px 0 12px; color: #333; font-size: 24px; font-weight: normal; }
.page-sheet p, .page-sheet li { color: #666; font-size: 16px; line-height: 1.85; }
.page-sheet .cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.page-sheet .cols article {
  float: none;
  width: auto;
  margin: 0;
  min-height: 0;
  background: #f7f7f7;
  padding: 18px 18px 8px;
  box-sizing: border-box;
}
.page-sheet .cols h3 { margin: 0 0 8px; color: #f15e22; font-size: 20px; font-weight: normal; }
.page-sheet table { width: 100%; border-collapse: collapse; margin: 8px 0 28px; }
.page-sheet th, .page-sheet td { border-bottom: 1px solid #eee; padding: 14px 8px; text-align: left; color: #666; }
.page-sheet th { color: #333; font-weight: normal; }
.page-sheet label { display: block; margin: 0 0 14px; color: #333; }
.page-sheet input, .page-sheet select, .page-sheet textarea {
  display: block;
  width: 100%;
  box-sizing: border-box;
  margin-top: 6px;
  border: 1px solid #e2e2e2;
  padding: 10px 12px;
  font: 16px "Microsoft YaHei", sans-serif;
  color: #333;
  background: #fff;
}
.page-sheet input:focus, .page-sheet select:focus, .page-sheet textarea:focus {
  outline: 2px solid rgba(241, 94, 34, 0.35);
  border-color: #f15e22;
}
.page-sheet textarea { min-height: 120px; }
.page-sheet .err-msg { color: #f15e22; }
.page-sheet .ok-msg { color: #0764c1; }
.news-block { margin-bottom: 24px; padding-bottom: 18px; border-bottom: 1px solid #eee; }
.news-block time { color: #999; }
.news-block h2 { margin: 6px 0 8px; }
.news-block h2 a { color: #333; }
.news-block h2 a:hover { color: #0764c1; }
.split-form { display: grid; grid-template-columns: 1.35fr 0.75fr; gap: 40px; align-items: start; }
.split-form form, .split-form aside { float: none; width: auto; }
.split-form aside { background: #fafafa; padding: 8px 20px 12px; }

@media (max-width: 1100px) {
  .index-main .main2-con ul { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .index-main .main4-con ul li { grid-template-columns: 56px 1fr; }
  .index-main .main4-con .imgDiv { display: none; }
  .index-main .main5-con,
  .index-main .main3 .main3-con,
  .footer-con,
  .split-form,
  .page-sheet .cols { grid-template-columns: 1fr 1fr; }
  .footer-con { grid-template-columns: 148px 1fr; }
}
@media (max-width: 860px) {
  .menu-btn { display: inline-flex; align-items: center; justify-content: center; }
  .header { position: sticky; }
  .navDiv {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 84px;
    background: #fff;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    padding: 8px 8px 16px;
  }
  .header.is-open .navDiv { display: block; }
  .navDiv > ul { flex-direction: column; align-items: stretch; }
  .navDiv > ul > li .twoNav,
  .navDiv > ul > li:hover .twoNav {
    display: block;
    position: static;
    box-shadow: none;
    padding: 0 0 8px 16px;
  }
  .index-main .main1-con .main1-con-intro,
  .index-main .main2-con ul,
  .index-main .main3 .main3-con,
  .index-main .main5-con,
  .footer-con,
  .split-form,
  .page-sheet .cols { grid-template-columns: 1fr; }
  .index-main .main1-con .main1-con-intro img { height: 220px !important; }
  .focusBox { height: 220px; }
  .page-sheet { padding: 28px 20px 36px; }
  .index-main .main4-con ul li { grid-template-columns: 48px 1fr; gap: 8px 12px; }
  .index-main .main4-con .text { grid-column: 1 / -1; }
}