/* # Header样式 */
.header {
  width: 100%;
  height: 70px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  background: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.header .header-container {
  /* position: relative; */
  width: 100%;
  height: 100%;
  max-width: 1440px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header .logo {
  position: relative;
  display: flex;
  align-items: center;
}

.header .logo-title {
  margin-left: 12px;
  margin-top: 12px;
  font-size: 16px;
  line-height: 24px;
  color: #000000;
}

/* Web导航 */
.nav-web {
  /* position: relative; */
  display: block;
  height: 100%;
}

.nav-list {
  display: flex;
  justify-content: flex-end;
  list-style: none;
  height: 100%;
}

.nav-item {
  /* position: relative; */
}

.nav-link {
  height: 100%;
  font-size: 18px;
  border-bottom: 6px solid transparent;
  padding-top: 6px;
  display: flex;
  align-items: center;
}

.nav-link span {
  display: block;
  padding: 0 20px;
  border-right: 1px solid #dcdee2;
  color: #333;
  transition: color 0.3s ease;
}

.nav-item:last-child span {
  border-right: none;
}

.nav-item:hover .nav-link {
  border-color: #1a73e8;
}

.nav-item a:hover span {
  color: #1a73e8;
}

/* 下拉菜单 */
.nav-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background-color: #fff;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  padding: 20px 30px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 1001;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.nav-dropdown.operation {
  width: 1212px;
  right: 84px;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown>li {
  width: 175px;
}

.nav-dropdown div {
  height: 40px;
  font-size: 16px;
  color: #000000;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #dddddd;
}

.nav-dropdown li img {
  width: 22px;
  height: 22px;
  margin-right: 12px;
}

.nav-web .nav-dropdown-list {
  padding: 0 10px 0 34px;
}

.nav-web .nav-dropdown-list li {
  position: relative;
  height: 30px;
  line-height: 30px;
}

.nav-dropdown a {
  font-size: 14px;
  line-height: 24px;
  color: #666666;
}

/* Phone导航 */
.nav-mobile {
  position: relative;
  display: flex;
  gap: 20px;
  display: none;
}

.nav-mobile-icon {
  width: 20px;
  height: 20px;
  color: #333;
  transition: color 0.3s ease;
  cursor: pointer;
}

.nav-mobile-icon svg {
  fill: #17233d;
}

.nav-mobile-icon.active svg {
  fill: #1177e3;
}

.nav-mobile-menu {
  background-color: #fff;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  /* margin-top: 1px; */
  padding: 12px;
  display: none;
  z-index: 1001;
  box-shadow: -1.83697e-16px 3px 10px rgba(0, 0, 0, 0.2);
  display: none;
  margin: 0 6px;
}


.nav-mobile-list {
  padding: 10px 15px;
  display: none;
}

.nav-mobile-item {
  position: relative;
  display: block;
}

.nav-mobile-item.active .nav-mobile-list {
  display: block;
}

.nav-mobile-link {
  position: relative;
  display: block;
  width: 100%;
  height: 36px;
  line-height: 36px;
  font-size: 16px;
  font-weight: bold;
  color: #1b2846;
  border-bottom: 1px solid #e8eaec;
}

.nav-mobile-item:last-child .nav-mobile-link {
  border: none;
}

.nav-mobile-list li {
  position: relative;
}

.nav-mobile-item .nav-dropdown-list li::after,
.nav-mobile-list div::after,
.nav-mobile-link::after,
.industry-cases-list>li::after {
  content: "";
  width: 8px;
  height: 14px;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  background: url("../images/header/arrow.png") center center no-repeat;
  border: none;
}

.nav-mobile-list div {
  position: relative;
  height: 32px;
  line-height: 32px;
  display: flex;
  align-items: center;
  color: #1b2846;
}

.industry-cases-list {
  list-style: disc;
}

.industry-cases-list>li {
  margin-left: 15px;
}

.industry-cases-list>li>a {
  display: block;
  line-height: 32px;
  font-weight: 400;
  font-size: 16px;
  color: #1b2846;
}

.nav-mobile-list img {
  width: 20px;
  height: 20px;
  margin-right: 8px;
}

.nav-mobile-item .nav-dropdown-list {
  padding-left: 46px;
  font-size: 14px;
  list-style: disc;
  line-height: 30px;
  display: none;
}

.nav-mobile-item .nav-dropdown-list a {
  color: #1b2846;
}

.nav-mobile-item .nav-dropdown-list li::marker {
  font-size: 12px;
  color: #1177e3;
}

.nav-mobile-dropdown {
  list-style: none;
  padding-left: 20px;
  margin-top: 10px;
  display: none;
}

.nav-mobile-dropdown li {
  margin-bottom: 8px;
}

.nav-mobile-dropdown a {
  color: #666;
  font-size: 14px;
  display: block;
  padding: 5px 0;
  transition: color 0.3s ease;
}

.nav-mobile-dropdown a:hover {
  color: #1a73e8;
}

/* 行业案例 */
.test-case-list:hover #Navigation_content_service-test {
  display: block;
}

/* #Navigation_content_technology, */
#Navigation_content_service-test {
  background-color: #ffffff;
  padding: 12px 24px;
  line-height: 32px;
  position: absolute;
  display: none;
  box-shadow: 1px 2px 10px 0px rgba(11, 3, 6, 0.17);
  left: -8px;
  top: 100%
}

#Navigation_content_service-test li {
  display: flex;
  height: 45px;
  align-items: center;
}

#Navigation_content_service-test li>span {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1177e3;
  margin-right: 5px
}

#Navigation_content_service-test li:not(:last-child) {
  border-bottom: 1px solid #dddddd;
}

#Navigation_content_service-test>li>a {
  font-size: 14px;
  color: #555555;
  white-space: nowrap;
  padding-right: 12px;
}

#Navigation_content_service-test>li>a:hover {
  color: #2284d7;
}


/* 响应式设计断点 */
@media only screen and (max-width: 1439px) {
  .nav-dropdown.operation {
    width: 1100px;
    right: calc(50% - 550px);
  }
}

/* 平板样式 */
@media only screen and (max-width: 1099px) {
  .header {
    height: 48px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
  }

  header .logo img {
    height: 32px;
  }

  .header .logo-title {
    display: none;
  }

  .header {
    padding: 0 24px;
  }

  .nav-link {
    font-size: 14px;
    border-width: 3px;
    /* padding-top: 12px; */
  }

  .nav-link span {
    padding: 0 10px;
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-dropdown.operation {
    width: 100%;
    right: 0;
    padding: 10px;
  }

  .nav-dropdown>li {
    width: auto;
  }

  .nav-web .nav-dropdown-list {
    padding: 0;
  }

  .nav-dropdown a {
    padding: 0 59px 0 28px;
  }

  #Navigation_content_service-test {
    padding: 12px;
    left: -12px;
  }
}

/* Phone端样式 */
@media (max-width: 767px) {
  .nav-web {
    display: none !important;
  }

  .nav-mobile {
    display: flex;
  }

  .header {
    padding: 0 12px;
  }
}