a {
  color: #333;
  text-decoration: none;
}

body {
  font-size: medium;
}

#header {
  background-color: #fff;
}


.head {
  position: sticky;
  top: 0;
  width: 1170px;
  margin: 0 auto;
  z-index: 222;
}

.logo {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  padding-bottom: 20px;
}

.text_b {
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
}

.logo_txt {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.logo_tel {
  height: 24px;
  background: #F5F5F5;
  border-radius: 12px;
  padding-left: 29px;
  padding-right: 5px;
  position: relative;
  margin-top: 4px;
}

.logo_tel img {
  width: 24px;
  height: 24px;
  position: absolute;
  left: 0;
  top: 0;
}

.head_nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.arrow_bottom {
  vertical-align: middle;
}

.head_nav_item {
  display: flex;
}

.head_nav_item>a,
.head_nav_item>div {
  display: block;
  margin-right: 35px;
  padding: 17px 0;
  cursor: pointer;
}

.head_nav_item>a:last-child {
  margin-right: 0px;
}

.head_nav_btn {
  font-weight: bold;
  font-size: 12px;
  color: #FFFFFF;
  text-align: center;
  line-height: 36px;
  width: 130px;
  height: 36px;
  background: #1F4DB2;
  border-radius: 6px;
}

.p_navButton {
  display: none;
}

.head_nav_item_son {
  background: #FFFFFF;
  display: none;
  z-index: 1000;
}

.arrow_left_hover {
  display: none;
}

.head_nav_item_son>a {
  display: flex;
  align-items: center;
}

.arrow_left {
  transform: rotate(-90deg);
}

.head_nav_item_son>a:hover {
  color: #1F4DB2 !important;
}

.head_nav_item_son>a:hover .arrow_left {
  display: none;
}

.head_nav_item_son>a:hover .arrow_left_hover {
  display: block;
}

.head_nav_item_son.pkcclb {
  display: block;
}

/* 完善foot_contact_info_form_txt样式 */
.foot_contact_info_form_txt {
  font-weight: 400;
  font-size: 12px;
  color: #FFFFFF;
  line-height: 28px;
  margin-bottom: 20px;
}

/* 联系表单容器 */
.contact_form {
  width: 100%;
}

/* 表单行容器 */
.form_row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 15px;
}

/* 表单组 */
.foot_contact .form_group {
  width: 32%;
}

.form_group.full_width {
  width: 66%;
}

/* 输入框样式 */
.foot_contact .form_group input,
.foot_contact .form_group textarea {
  width: 100%;
  background-color: #fff;
  border: none;
  padding: 12px 15px;
  color: #fff;
  font-family: 'Microsoft YaHei';
  font-size: 14px;
  border-radius: 4px;
  outline: none;
  transition: background-color 0.3s ease;
}

.foot_contact .form_group input::placeholder,
.foot_contact .form_group textarea::placeholder {
  color: #999;
}

/* .foot_contact .form_group input:focus,
.foot_contact .form_group textarea:focus {
  background-color: #444;
} */

/* 文本域样式 */
.foot_contact .form_group textarea {
  resize: none;
  height: 50px;

}

/* 发送按钮样式 */
.send_button {
  flex-shrink: 0;
  width: 32%;
  height: 50px;
  border-radius: 6px;
  background-color: #1F4DB2;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 50px;
}

.send_button:hover {
  background-color: #173e99;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(31, 77, 178, 0.3);
}

.send_button:active {
  transform: translateY(0);
  box-shadow: none;
}

@media screen and (min-width: 751px) {
  .hasSonPage {
    position: relative;
  }

  .head_nav_item_son.pkcclb {
    position: absolute;
    bottom: 10px;
    transform: translateY(100%);
    width: 247px;
    background: #FFFFFF;
    border: 1px solid #D7D7D7;
    border-radius: 10px;
    padding: 15px;
    z-index: 500000;
  }

  .head_nav_item_son>a {
    box-sizing: border-box;
    padding: 15px;
  }

  .arrow_left {
    margin-right: 13px;
  }

  .head_nav_item_son>a:hover {
    background: #EDF3FF;
  }
}

@media screen and (max-width: 750px) {
  .arrow_bottom {
    display: none;
  }

  body {
    padding-top: 1.2rem;
  }

  .head {
    z-index: 100;
    transition: all ease 0.3s;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 1.2rem;
    background-color: #fff;
    position: fixed;
  }

  .head_nav {
    display: none;
  }

  .logo_txt {
    display: none;
  }

  .logo {
    flex-shrink: 0;
    padding: 0.23rem 0.3rem;
  }

  .logo>img {
    height: 0.74rem;
  }

  .p_navButton {
    width: 0.56rem;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 0.74rem;
    z-index: 100;
  }

  .p_navButton>p {
    width: 0.56rem;
    height: 0.36rem;
    cursor: pointer;
    margin-bottom: 0px;
  }

  .p_navButton>p span {
    flex-shrink: 0;
    width: 100%;
    background: #666;
    display: block;
    height: 0.05rem;
    margin: 0.05rem 0;
    float: left;
    -webkit-transition: all ease 0.8s, opacity ease 0.3s;
    -moz-transition: all ease 0.8s, opacity ease 0.3s;
    -ms-transition: all ease 0.8s, opacity ease 0.3s;
    -o-transition: all ease 0.8s, opacity ease 0.3s;
    transition: all ease 0.8s, opacity ease 0.3s;
    opacity: 1;
  }

  .p_navButton>p span:nth-of-type(1) {
    width: 100%;
    float: left;
  }

  .p_navButton>p span:nth-of-type(3) {
    width: 100%;
    float: right;
  }

  .p_navButton>p.showmenu span {
    background: #323538;
    -webkit-animation: animaspan 0.5s 1;
    animation: animaspan 0.5s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode: forwards;
  }

  .p_navButton>p.showmenu span:nth-of-type(1) {
    transform: translateY(0.075rem) rotate(675deg);
    width: 100%;
  }

  .p_navButton>p.showmenu span:nth-of-type(2) {
    transform: rotate(675deg);
  }

  .p_navButton>p.showmenu span:nth-of-type(3) {
    transform: translateY(-0.075rem) rotate(675deg);
    width: 100%;
  }

  .p_navButton>p.showmenu span.biahuan:nth-of-type(1) {
    transform: translateY(0.075rem) rotate(675deg);
  }

  .p_navButton>p.showmenu span.biahuan:nth-of-type(2) {
    transform: translateY(-0.07rem) rotate(-675deg);
  }

  .p_navButton>p.showmenu span.biahuan:nth-of-type(3) {
    width: 0;
    opacity: 0;
  }

  .head.pkcclb {
    height: 100vh;
  }

  .head.pkcclb .head_nav {
    display: block;
    flex: 1;
    overflow-y: auto;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background-color: #fff;
    box-sizing: border-box;
  }

  .head_nav {
    padding: 0 0.3rem;
  }

  .head_nav_item {
    display: block;
  }

  .head_nav_item>a,
  .head_nav_item>div {
    display: block;
    padding: 0.56rem;
    margin-right: 0;
    border-bottom: 0.02rem solid #eee;
  }

  .page_open {
    align-self: baseline;
    display: flex;
    align-items: center;
    flex-direction: column;
  }

  .page_open>div {
    width: 0.3rem;
    height: 0.03rem;
    background-color: #666666;
  }

  .page_open>div:nth-child(1) {
    transition: all ease 0.3s;
    transform: translate(0.015rem, 0.23rem) rotate(90deg);
  }

  .page_open>div:nth-child(2) {
    transform: translateY(0.2rem);
  }

  .hasSonPage {
    display: block;
  }

  .hasSonPageTxt {
    display: flex;
    justify-content: space-between;
  }

  .page_open.e div:nth-child(1) {
    transform: translate(0rem) rotate(-90deg);
    opacity: 0;
    -webkit-animation: animaspan 2s 1;
    animation: animaspan 2s 1;
    animation-fill-mode: forwards;
    -webkit-animation-fill-mode: forwards;
  }

  .arrow_left {
    margin-right: 0.3rem;
  }

  .head_nav_item_son>a {
    margin-top: 0.56rem;
  }
}



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

.foot_search {
  overflow: hidden;
  width: 100%;
  background: url(../images/footer-bg.png);
}


.foot_search_img {
  position: absolute;
  bottom: 0px;
  right: 0px;
}

.foot_search_info {
  position: relative;
  width: 1068px;
  margin: 0 auto;
  padding: 104px 0;
}

.foot_contact_info {
  width: 1170px;
  margin: 0 auto;
}

.foot_search_info_title {
  font-size: 40px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #FFFFFF;

}

.foot_search_info_text {
  width: 446px;
  font-size: 20px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 30px;
  margin-top: 25px;
}

.foot_search_info_input {
  margin-top: 25px;
  position: relative;
  width: 596px;
}

.foot_search_info_input input {
  width: 581px;
  height: 66px;
  background: #FFFFFF;
  border-radius: 10px;
  padding: 24px 30px;
  box-sizing: border-box;
  outline: none;
  font-family: Microsoft YaHei;
  border: none;
}

.foot_search_info_input button {
  position: absolute;
  right: 0;
  width: 180px;
  height: 66px;
  background: #1F4DB2;
  border-radius: 10px;
  border: none;
  outline: none;
  font-size: 20px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #FFFFFF;
}

.foot_contact {
  font-family: Microsoft YaHei;
  font-size: 12px;
  width: 100%;
  background: #000000;
  color: #FFFFFF;
  padding: 60px 0;
}

.foot_contact_info {
  display: flex;
  justify-content: space-between;
}

.foot_contact_info_item a {
  display: block;
  line-height: 28px;
  color: #fff;
}


.foot_contact_info_item a.th {
  font-size: 14px;
  font-weight: bold;
  color: #fff;
}

.foot_contact_info_form {
  width: 610px;
}

.foot_contact_info_form_title {
  position: relative;
  font-weight: bold;
  font-size: 24px;
  color: #FFFFFF;
  padding-bottom: 15px;
}

.foot_contact_info_form_title:after {
  position: absolute;
  content: "";
  width: 60px;
  height: 2px;
  background: #1F4DB2;
  border-radius: 1px;
  bottom: 0px;
  left: 0px;
}

.foot_contact_info_form_txt {
  font-weight: 400;
  font-size: 12px;
  color: #FFFFFF;
  line-height: 28px;
}

.allTxt,
.sign {
  opacity: 0.65;
  font-size: 14px;
  font-weight: 400;
  line-height: 24px;
}

.all_footMsg {
  margin-top: 28px;
}

.all_footMsg_div {
  width: 301px;
  font-weight: 400;
  font-size: 12px;
  color: #999999;
  line-height: 24px;
  opacity: 0.65;
}

.sign {
  text-decoration: underline;
}


@media screen and (max-width: 750px) {

  .foot_search {
    background-size: auto 100%;
    background-position: center;
  }

  .foot_contact {
    padding: 0px;
    padding-top: .7rem;
    padding-bottom: .17rem;
  }

  .foot_search_info {
    box-sizing: border-box;
    width: 100%;
    padding: 1.2rem .48rem;
  }

  .foot_search_img {
    display: none;
  }

  .foot_search_info_title {
    font-size: .56rem;
    font-weight: bold;
    line-height: .8rem;
    text-align: center;
  }

  .foot_search_info_input {
    width: 100%;
    margin-top: .5rem;
  }

  .foot_search_info_input input {
    font-size: .32rem;

  }

  .foot_search_info_input input,
  .foot_search_info_input button {
    width: 100%;
    height: 1.1rem;
    border-radius: .2rem;
  }

  .foot_search_info_input button {
    position: relative;
    background: #FF852B;
    margin-top: .3rem;
  }

  .foot_search_info_text {
    width: 100%;
    box-sizing: border-box;
    padding: 0 .3rem;
    font-size: .26rem;
    font-weight: 400;
    line-height: .38rem;
    text-align: center;
    margin-top: .5rem;
  }

  .foot_contact_info {
    box-sizing: border-box;
    width: 100%;
    padding: 0rem .3rem;
  }

  .foot_contact_info {
    flex-wrap: wrap;
  }

  .foot_contact_info_logo {
    width: 100%;
  }

  .foot_contact_info_item {
    width: 42%;
    padding-bottom: .35rem;
  }

  .foot_contact_info_item a {
    line-height: normal;
    margin-top: .35rem;
  }

  .foot_contact_info_logo img {
    display: block;
    margin: 0 auto;
  }

  .all_footMsg {
    display: flex;
    justify-content: center;
    margin-top: .3rem;
    margin-bottom: .3rem;
  }

  .allTxt,
  .sign,
  .foot_contact_info_item a.th {
    font-size: .28rem
  }

  .allTxt {
    margin-right: .1rem;
  }

  .all_footMsg div {
    line-height: normal;
  }

}

/* 响应式设计 - 针对移动设备优化表单 */
@media screen and (max-width: 750px) {
  .foot_contact_info_form {
    width: 100%;
    margin-top: 20px;
  }

  .form_row {
    flex-direction: column;
    margin-bottom: 0;
  }

  .foot_contact .form_group {
    width: 100%;
    margin-bottom: 10px;
  }

  .form_group.form_group.full_width {
    width: 100%;
  }

  .send_button {
    float: none;
    width: 100%;
  }
}

/* pagetop样式 */
.page_top {
  background: #1563FF;
  padding: 10px 0;
  color: white;
}

.page_top_content {
  width: 1170px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 左侧联系信息 */
.page_top_left .contact_info {
  display: flex;
  gap: 20px;
  align-items: center;
}

.contact_tel,
.contact_email {
  font-size: 14px;
  font-family: Microsoft YaHei;
  display: flex;
  align-items: center;
  gap: 5px;
}

.contact_tel img,
.contact_email img {
  width: 16px;
  height: 16px;
  vertical-align: middle;
}

/* 右侧内容 */
.page_top_right {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* 社交媒体图标 */
.social_icons {
  height: 18px;
  display: flex;
  align-items: center;
  gap: 15px;
}

.social_icon {
  height: 18px;
}

.social_icon img {
  height: 18px;
  transition: transform 0.3s ease;
}

.social_icon:hover img {
  transform: scale(1.1);
}

/* 语言切换链接 */
.language_link {
  height: 18px;
  display: flex;
  align-items: center;
  gap: 5px;
  color: white;
  font-size: 14px;
  font-family: Microsoft YaHei;
  text-decoration: none;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
}

.language_link:hover {
  opacity: 0.8;
}

.language_link img {
  height: 18px;
}

/* 响应式设计 - 针对移动设备优化pagetop */
@media screen and (max-width: 1200px) {
  .page_top_content {
    width: 95%;
  }
}

@media screen and (max-width: 750px) {
  .page_top_content {
    flex-direction: column;
    gap: 10px;
  }

  .page_top_left .contact_info {
    flex-direction: column;
    gap: 5px;
    text-align: center;
  }

  .page_top_right {
    flex-direction: column;
    gap: 10px;
  }

  .social_icons {
    justify-content: center;
  }
}

/* 咨询按钮样式 */
.head_nav_ask_btn {
  width: 117px;
  height: 44px;
  border-radius: 6px;
  border: 1px solid #1563FF;
  background-color: #fff;
  color: #1563FF;
  font-size: 14px;
  font-family: Microsoft YaHei;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.head_nav_ask_btn:hover {
  background-color: #1563FF;
  color: #fff;
}

.head_nav_ask_btn img {
  width: 16px;
  height: 16px;
  vertical-align: middle;
}

/* 响应式设计 - 针对移动设备优化咨询按钮 */
@media screen and (max-width: 750px) {
  .head_nav_ask_btn {
    width: 100px;
    height: 38px;
    font-size: 12px;
  }
}

/* 优化页脚搜索部分的移动端样式 */
.foot_ch_search {
  background-image: url(../images/ch_search.png);
  height: 360px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.foot_ch_search_title {
  font-weight: bold;
  font-size: 45px;
  letter-spacing: 1px;
  color: #FFFFFF;
  text-align: center;
}

.foot_ch_search_desc {
  font-size: 24px;
  color: #FFFFFF;
  font-weight: 400;
  text-align: center;
  margin-top: 18px;
}

.foot_ch_search_btn {
  width: 197px;
  height: 54px;
  background: #1563FF;
  margin: 18px auto 0;
  border-radius: 6px;
  text-align: center;
  font-weight: 400;
  font-size: 16px;
  color: #FFFFFF;
  line-height: 54px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.foot_ch_search_btn:hover {
  background: #0a53d9;
  transform: translateY(-2px);
}

/* 添加页脚搜索部分的移动端响应式设计 */
@media screen and (max-width: 750px) {
  .foot_ch_search {
    height: auto;
    min-height: 300px;
    padding: 40px 20px;
  }

  .foot_ch_search_title {
    font-size: 28px;
    line-height: 1.3;
  }

  .foot_ch_search_desc {
    font-size: 16px;
    line-height: 1.4;
    margin-top: 15px;
    padding: 0 10px;
  }

  .foot_ch_search_btn {
    width: 160px;
    height: 48px;
    font-size: 14px;
    line-height: 48px;
    margin-top: 20px;
  }
}

@media screen and (max-width: 480px) {
  .foot_ch_search {
    min-height: 250px;
    padding: 30px 15px;
  }

  .foot_ch_search_title {
    font-size: 24px;
  }

  .foot_ch_search_desc {
    font-size: 14px;
  }

  .foot_ch_search_btn {
    width: 140px;
    height: 44px;
    font-size: 13px;
    line-height: 44px;
  }
}

/* 二维码样式 */
.foot_contact_info_erweima {
  display: flex;
  gap: 30px;
}

.foot_contact_info_erweima_item {
  text-align: center;
  width: 140px;
  font-size: 0px;
}

.foot_contact_info_erweima_item p {
  font-weight: 400;
  font-size: 14px;
  color: #999999;
  line-height: 48px;
}

.foot_contact_info_erweima_item img {
  width: 140px;
  border: 1px solid #e0e0e0;
  padding: 5px;
  background-color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* 响应式调整 */
@media screen and (max-width: 750px) {
  .foot_contact_info_erweima {
    gap: 20px;
    width: 100%;
    justify-content: center;
  }

  .foot_contact_info_erweima_item img {
    width: 100px;
    height: 100px;
  }

  .foot_contact_info_erweima_item p {
    font-size: 13px;
  }
}

.floating_sidebar {
  position: fixed;
  right: 20px;
  top: 35%;
  transform: translateY(-50%);
  z-index: 1000;

  width: 200px;
  background: #FFFFFF;
  box-shadow: 5px 8px 25px 0px rgba(17, 17, 17, 0.05);
  border-radius: 10px;
  padding: 0 20px;
}

.floating_item {
  border-bottom: 1px solid #e9e9e9;
  padding: 15px 0;
}

.floating_item:not(:last-child) {
  display: flex;
  align-items: center;
}

.floating_item:not(:last-child) img {
  width: 24px;
  margin-right: 10px;
}

.floating_item span {
  font-weight: 400;
  font-size: 14px;
  color: #666666;
}

.floating_item:last-child {
  border-bottom: none;
}

.floating_item:last-child span {
  margin-top: 5px;
}

/* 触摸设备的反馈效果 */
.floating_item.touch-active {
  transform: translateX(-5px) scale(0.95);
  background-color: #0d52c2 !important;
}

.floating_item_qr {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.floating_item_qr img {
  width: 140px;
  height: 140px;
}

/* 响应式设计增强 */
@media screen and (max-width: 750px) {
  .floating_sidebar {
    display: none;
  }


}