:root {
  --red: #009966;
  --red-dark: #016F4A;
  --ink: #202327;
  --muted: #6f747a;
  --line: #e5e5e5;
  --paper: #ffffff;
  --soft: #f4f4f4;
  --footer: #555555;
  --gold: #d9a24a;
  --steel: #2f4858;
  --container: 1200px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  min-width: 1200px;
  background: #fff;
}

body {
  min-width: 1200px;
  color: var(--muted);
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.7;
  background: #fff;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

ul {
  list-style: none;
}

button {
  border: 0;
  font: inherit;
  cursor: pointer;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: relative;
  z-index: 20;
  background: var(--paper);
}

.top-banner {
  width: var(--container);
  height: 193px;
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
}

.brand-image-link,
.brand-image-link img {
  width: 100%;
  height: 100%;
  display: block;
}

.brand-image-link img {
  object-fit: cover;
}

.main-nav {
  min-width: 1200px;
  background: var(--red);
}

.main-nav > ul {
  width: var(--container);
  height: 60px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.main-nav li {
  position: relative;
}

.main-nav li > a {
  height: 60px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.16);
}

.main-nav li:first-child > a {
  border-left: 1px solid rgba(255, 255, 255, 0.16);
}

.main-nav li.is-active > a,
.main-nav li:hover > a {
  background: var(--red-dark);
}

.submenu {
  position: absolute;
  top: 60px;
  left: 0;
  width: 100%;
  display: none;
  background: var(--red);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.12);
}

.main-nav li:hover .submenu {
  display: block;
}

.submenu a {
  display: block;
  height: 40px;
  color: #fff;
  font-size: 15px;
  line-height: 40px;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.submenu a:hover {
  background: rgba(255, 255, 255, 0.18);
}

.hero-slider {
  position: relative;
  min-width: 1200px;
  height: 500px;
  overflow: hidden;
}

.main-visual {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
}

.main-image {
  position: relative;
  width: 100%;
  height: 500px;
  margin: 0 auto;
  overflow: hidden;
  border-top: 1px solid #d7d7d7;
}

.main-image ul {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  width: 100%;
  height: 500px;
  transition: transform 0.2s ease;
  will-change: transform;
}

.main-image li {
  flex: 0 0 100%;
  width: 100%;
  height: 500px;
}

.main-image li span {
  display: block;
  width: 100%;
  height: 500px;
  background-position: center top;
  background-repeat: no-repeat;
}

.main-image .img-1 {
  background-image: url("tupian/ad1.jpg");
}

.main-image .img-2 {
  background-image: url("tupian/ad2.jpg");
}

.main-image .img-3 {
  background-image: url("tupian/ad3.jpg");
}

.main-image .img-4 {
  background-image: url("tupian/ad4.jpg");
}

.main-image .img-5 {
  background-image: url("tupian/ad5.jpg");
}

.flicking-con {
  position: relative;
  z-index: 5;
  width: 990px;
  margin: 0 auto;
}

.flicking-inner {
  position: absolute;
  top: 450px;
  left: 460px;
  z-index: 5;
  width: 300px;
  height: 21px;
}

.flicking-inner button {
  float: left;
  width: 21px;
  height: 21px;
  display: block;
  overflow: hidden;
  text-indent: -1000px;
  background: url("tupian/btn_main_img.png") 0 0 no-repeat;
}

.flicking-inner button.is-active {
  background-position: 0 -21px;
}

.slider-btn {
  position: absolute;
  top: 50%;
  z-index: 6;
  width: 73px;
  height: 74px;
  display: block;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%);
  transition: opacity 0.18s ease;
  background-color: transparent;
}

.main-visual:hover .slider-btn,
.main-visual:focus-within .slider-btn {
  opacity: 1;
  pointer-events: auto;
}

.slider-prev {
  left: 30px;
  background: url("tupian/hover_left.png") no-repeat left top;
}

.slider-next {
  right: 30px;
  background: url("tupian/hover_right.png") no-repeat right top;
}

.intro-band {
  padding: 5px 0 60px;
  background: var(--soft);
}

.section-title {
  padding: 30px 0 22px;
  text-align: center;
}

.section-title h2 {
  position: relative;
  display: inline-block;
  color: #000;
  font-size: 28px;
  font-weight: 500;
  line-height: 40px;
}

.section-title h2::before,
.section-title h2::after {
  position: absolute;
  top: 50%;
  width: 174px;
  height: 21px;
  content: "";
  margin-top: -10px;
}

.section-title h2::before {
  right: calc(100% + 18px);
  background: url("tupian/titbg01.png") no-repeat center;
}

.section-title h2::after {
  left: calc(100% + 18px);
  background: url("tupian/titbg02.png") no-repeat center;
}

.intro-grid {
  display: grid;
  grid-template-columns: 885px 286px;
  gap: 29px;
  align-items: start;
}

.intro-card {
  min-height: 320px;
  padding: 10px 16px;
  color: #555;
  font-size: 14px;
  line-height: 24px;
  border: 1px solid var(--line);
  background: #fff;
}

.intro-card p + p {
  margin-top: 14px;
}

.intro-card .lead {
  color: var(--red);
  font-size: 16px;
  font-weight: 700;
}

.text-more {
  display: inline-block;
  margin-top: 16px;
  color: #115655;
  font-weight: 700;
  text-transform: uppercase;
}

.action-panel,
.side-panel {
  display: grid;
  gap: 15px;
}

.action-button {
  height: 55px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #333;
  font-size: 16px;
  line-height: 55px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff;
}

.action-button span {
  position: relative;
  padding-left: 42px;
}

.action-button i {
  position: absolute;
  top: 50%;
  left: 0;
  width: 20px;
  height: 18px;
  display: block;
  margin-top: -9px;
}

.action-button img {
  width: 20px;
  height: 18px;
  display: block;
  object-fit: contain;
}

.action-button .img02 {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.action-button:hover,
.action-button:focus,
.action-button.is-active {
  color: #fff;
  border-color: var(--red);
  background: var(--red);
}

.action-button:hover .img02,
.action-button:focus .img02,
.action-button.is-active .img02 {
  opacity: 1;
}

.mini-slider {
  position: relative;
  height: 190px;
  overflow: hidden;
  background: #222;
}

.mini-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
}

.mini-slide.is-active {
  opacity: 1;
}

.mini-slide img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.news-section {
  padding-bottom: 60px;
}

.news-heading-map {
  height: 40px;
  margin-bottom: 5px;
}

.news-heading-map img {
  width: 1200px;
  height: 40px;
  display: block;
}

.home-news-grid {
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-start;
}

.home-news-list {
  width: 600px;
}

.home-news-list article {
  width: 96%;
  padding: 3px 0;
  border-bottom: 1px solid #f1f1f1;
}

.home-news-list article:hover {
  background: var(--red);
}

.home-news-list article:hover a,
.home-news-list article:hover time {
  color: #fff;
}

.home-news-list a {
  display: block;
  overflow: hidden;
  width: 560px;
  margin-top: 10px;
  padding-left: 10px;
  color: #222;
  font-size: 15px;
  font-weight: 500;
  line-height: 25px;
  height: 25px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-news-list time {
  display: block;
  width: 560px;
  margin-left: 10px;
  color: #999;
  font-size: 12px;
  font-family: Arial, sans-serif;
  line-height: 15px;
  padding-bottom: 6px;
}

.brand-section {
  padding: 0 0 20px;
}

.logo-grid {
  display: flex;
  flex-wrap: wrap;
  width: 1200px;
  overflow: hidden;
  margin-top: 12px;
}

.logo-grid a {
  width: 137px;
  height: 47px;
  margin-top: 11px;
  margin-right: 11px;
  display: grid;
  place-items: center;
}

.logo-grid img {
  width: 135px;
  height: 45px;
  display: block;
  border: 1px solid #ebebeb;
}

.marquee-track a {
  height: 53px;
  display: grid;
  place-items: center;
  border: 1px solid #e8e8e8;
  background: linear-gradient(180deg, #fff, #f7f7f7);
}

.marquee-track img {
  max-width: 150px;
  max-height: 53px;
  display: block;
}

.media-strip {
  background: #f8f8f8;
}

.logo-marquee {
  overflow: hidden;
}

.marquee-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 160px;
  gap: 12px;
  animation: marquee 28s linear infinite;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.inner-page {
  min-width: 1200px;
  background: #fff;
}

.inner-head {
  overflow: hidden;
  padding: 0;
  background: #fff;
}

.breadcrumb {
  width: 1075px;
  height: 31px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 15px 0;
  padding-left: 25px;
  color: #115655;
  font-size: 14px;
  line-height: 31px;
  background: url("tupian/up3.png") no-repeat left center;
}

.breadcrumb a {
  color: #9f9f9f;
}

.breadcrumb a:hover,
.breadcrumb a:last-child {
  color: #115655;
}

.section-tabs {
  position: relative;
  display: flex;
  height: 40px;
  gap: 10px;
  padding: 0;
  line-height: 40px;
}

.section-tabs::before {
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: 0;
  width: 1920px;
  height: 1px;
  margin-left: -960px;
  content: "";
  background: #d8d8d8;
}

.section-tabs a {
  position: relative;
  z-index: 1;
  width: 120px;
  height: 40px;
  display: grid;
  place-items: center;
  color: #333;
  font-size: 15px;
  border-radius: 3px;
  background: #e5e5e5;
}

.section-tabs a.is-active,
.section-tabs a:hover {
  color: #fff;
  background: var(--red);
}

.inner-layout {
  display: grid;
  grid-template-columns: 850px 300px;
  gap: 50px;
  padding: 50px 0;
  align-items: start;
}

.content-panel {
  width: 850px;
  color: #555;
  font-size: 14px;
  line-height: 24px;
}

.content-panel p + p {
  margin-top: 0;
}

.content-panel strong {
  color: #333;
}

.side-panel {
  width: 300px;
  display: block;
}

.side-panel .action-button {
  width: 300px;
  height: 50px;
  margin-bottom: 15px;
  line-height: 50px;
}

.side-ad {
  width: 298px;
  display: block;
  border: 0;
}

.news-list {
  width: 850px;
}

.news-list li {
  display: grid;
  grid-template-columns: 712px 138px;
  gap: 0;
  align-items: center;
  height: 34px;
  border-bottom: 1px solid #e8e8e8;
}

.news-list a {
  position: relative;
  min-width: 0;
  overflow: hidden;
  height: 33px;
  padding-left: 19px;
  color: #333;
  line-height: 33px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.news-list a::before {
  position: absolute;
  top: 50%;
  left: 2px;
  width: 8px;
  height: 11px;
  content: "";
  transform: translateY(-50%);
  background: url("tupian/123.gif") no-repeat center;
}

.news-list time {
  color: #666;
  line-height: 33px;
  text-align: right;
}

.news-list li:hover a {
  color: #115655;
}

.pager {
  margin-top: 13px;
  color: #555;
  text-align: right;
}

.pager strong,
.pager a {
  color: var(--red);
}

.site-footer {
  min-width: 1200px;
  color: #eee;
  background: var(--footer);
}

.footer-main {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 23px 0 27px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-left {
  width: 770px;
}

.footer-nav {
  display: flex;
  width: 100%;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-nav a {
  display: block;
  padding-right: 35px;
  color: #fff;
  font-size: 14px;
  line-height: 30px;
  height: 30px;
}

.footer-nav a:hover {
  color: rgba(255, 255, 255, 0.8);
}

.footer-address {
  width: 100%;
  padding-top: 17px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  line-height: 30px;
}

.footer-address span {
  padding-right: 2px;
  font-weight: bold;
}

.footer-contact {
  width: 100%;
  height: 30px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  line-height: 30px;
}

.social-box {
  width: 281px;
  margin-top: 9px;
  color: #fff;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.social-box h4 {
  display: block;
  width: 100%;
  height: 30px;
  color: #fff;
  font-size: 14px;
  font-weight: bold;
  line-height: 30px;
  text-align: right;
}

.social-icons {
  display: flex;
  flex-direction: row-reverse;
  width: 100%;
}

.social-icons a {
  position: relative;
  display: flex;
  align-items: center;
  margin-left: 30px;
}

.social-icons img {
  width: 36px;
  height: 36px;
  display: block;
}

.social-icons a span {
  height: 36px;
  padding-left: 8px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  line-height: 36px;
}

.social-icons a:hover span,
.social-icons a:focus span,
.social-icons a.is-open span {
  color: #fff;
}

.social-icons a i {
  position: absolute;
  bottom: 100%;
  left: 50%;
  width: 90px;
  height: 0;
  margin-left: -40px;
  overflow: hidden;
  transition: height 0.2s ease;
}

.social-icons a i img {
  width: 90px;
  height: 90px;
  display: block;
  padding-bottom: 10px;
}

.social-icons a:hover i,
.social-icons a:focus i,
.social-icons a.is-open i {
  height: 100px;
}

.footer-code {
  width: 100%;
  height: 26px;
  margin-top: 13px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  line-height: 26px;
  text-align: right;
}

.footer-code span {
  font-family: Arial, sans-serif;
  font-size: 18px;
  font-weight: bold;
}

.footer-copy {
  width: 100%;
  padding: 11px 0 12px;
  color: #fff;
  font-size: 12px;
  line-height: 24px;
  text-align: center;
}

.footer-copy a {
  display: block;
  width: 100%;
  color: #fff;
}

.footer-copy a:hover {
  color: rgba(255, 255, 255, 0.8);
}

.float-ad {
  position: fixed;
  top: 200px;
  z-index: 30;
  width: 85px;
  min-height: 230px;
  background: transparent;
}

.float-ad.left {
  left: 0;
}

.float-ad.right {
  right: 0;
}

.float-ad img {
  width: 85px;
  display: block;
}

.float-ad button {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 26px;
  color: #fff;
  background: rgba(0, 0, 0, 0.25);
}

@media (max-width: 900px) {
  html,
  body {
    min-width: 0;
  }

  .container,
  .top-banner,
  .main-nav > ul {
    width: min(100% - 28px, 760px);
  }

  .site-footer,
  .main-nav,
  .hero-slider {
    min-width: 0;
  }

  .top-banner {
    height: auto;
  }

  .brand-image-link,
  .brand-image-link img {
    height: auto;
  }

  .main-nav {
    overflow-x: auto;
  }

  .main-nav > ul {
    min-width: 840px;
  }

  .hero-slider {
    height: 320px;
  }

  .main-visual,
  .main-image,
  .main-image ul,
  .main-image li,
  .main-image li span {
    height: 320px;
  }

  .main-image li span {
    background-size: auto 320px;
  }

  .flicking-con {
    width: 100%;
  }

  .flicking-inner {
    top: 285px;
    left: calc(50% - 52px);
  }

  .slider-prev {
    left: 10px;
  }

  .slider-next {
    right: 10px;
  }

  .intro-grid,
  .home-news-grid,
  .inner-layout {
    grid-template-columns: 1fr;
  }

  .footer-main {
    display: block;
    padding: 20px 0 22px;
  }

  .footer-left,
  .social-box {
    width: 100%;
  }

  .footer-nav {
    flex-wrap: wrap;
    padding-bottom: 10px;
  }

  .footer-nav a {
    height: 28px;
    padding-right: 22px;
    line-height: 28px;
  }

  .footer-address {
    padding-top: 14px;
    line-height: 24px;
  }

  .footer-contact {
    height: auto;
    line-height: 24px;
  }

  .social-box {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 0;
  }

  .social-box h4,
  .footer-code {
    text-align: left;
  }

  .social-icons {
    flex-direction: row;
  }

  .social-icons a {
    margin-right: 24px;
    margin-left: 0;
  }

  .social-icons a i {
    left: 0;
    margin-left: 0;
  }

  .footer-copy {
    padding: 10px 0 11px;
    line-height: 22px;
  }

  .float-ad {
    display: none;
  }
}