* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
*::before,
*::after {
  box-sizing: border-box;
}
button,
input {
  outline: none;
}
input:focus {
  outline: none;
}
textarea:focus {
  outline: none;
}
a {
  text-decoration: none;
}
a:hover {
  text-decoration: none;
}

.fl {
  float: left;
}
.fr {
  float: right;
}
button {
  border: none;
  background-color: transparent;
  outline: none;
}
button:focus {
  outline: none;
}
li {
  list-style: none;
}
.clearfix::before,
.clearfix::after {
  content: "";
  display: table;
}
.clearfix::after {
  clear: both;
}

:root {
  --theme: #1367ee;
  --duration: 0.45s;
  --header-height: max(1rem, 80px);

  /* --- VI 标准色 --- */
  --aok-red: #E60012;
  --aok-blue: #2E3192;
  --aok-black: #000000;

  /* --- VI 辅助灰阶 --- */
  --aok-grey-05: #F5F7FA;
  --aok-grey-10: #E6E6E6;
  --aok-grey-20: #D9D9D9;
  --aok-grey-50: #808080;
  --aok-grey-70: #4D4D4D;

  /* 字体变量 */
  --font12: clamp(12px, 0.12rem, 12px);
  --font14: clamp(12px, 0.14rem, 14px);
  --font15: clamp(12px, 0.15rem, 15px);
  --font16: clamp(13px, 0.16rem, 16px);
  --font17: clamp(13px, 0.17rem, 17px);
  --font18: clamp(14px, 0.18rem, 18px);
  --font20: clamp(15px, 0.2rem, 20px);
  --font22: clamp(16px, 0.22rem, 22px);
  --font24: clamp(17px, 0.24rem, 24px);
  --font26: clamp(18px, 0.26rem, 26px);
  --font27: clamp(18px, 0.27rem, 27px);
  --font28: clamp(18px, 0.28rem, 28px);
  --font30: clamp(20px, 0.3rem, 30px);
  --font32: clamp(20px, 0.32rem, 32px);
  --font34: clamp(22px, 0.34rem, 34px);
  --font36: clamp(22px, 0.36rem, 36px);
  --font38: clamp(24px, 0.38rem, 38px);
  --font40: clamp(23px, 0.4rem, 40px);
  --font42: clamp(24px, 0.42rem, 42px);
  --font44: clamp(24px, 0.44rem, 44px);
  --font46: clamp(25px, 0.46rem, 46px);
  --font48: clamp(26px, 0.48rem, 48px);
  --font50: clamp(28px, 0.5rem, 50px);

  --space: 45px;
  --border: 1px solid rgba(204, 204, 204, 0.5);
  --mask: rgba(255, 255, 255, 0.6);
  --mask-filter: blur(6px);
  --more-w: 135px;
  --more-h: 35px;
}

html {
  font-size: calc(100vw / 19.2);
}

@media (min-width: 1921px) {
  html {
    font-size: 100px;
  }
}

@media (max-width: 767px) {
  html {
    font-size: calc(100vw / 15.36);
  }
}

/* 字体定义 */
@font-face {
  font-family: 'Source Han Sans CN';
  /* 正确做法：在一个 src 属性里，用逗号分隔 woff2 和 otf */
  /* 浏览器会优先下载排在前面的 woff2，如果不支持再尝试 otf */
  src: url("../fonts/SourceHanSansSC-Regular-2.woff2") format("woff2"),
       url("../fonts/SourceHanSansSC-Regular-2.otf") format("opentype");
  font-display: swap;
}

@font-face {
  font-family: 'SourceHanSansCN-Medium';
  src: url("../fonts/SourceHanSansSC-Medium-2.woff2") format("woff2"),
       url("../fonts/SourceHanSansSC-Medium-2.otf") format("opentype");
  font-display: swap;
}

@font-face {
  font-family: 'SourceHanSansCN-Light';
  src: url("../fonts/Source-Sans-Pro-Light-2.otf") format("opentype");
  font-display: swap;
}

/* 全局滚动条样式 */
html::-webkit-scrollbar {
  width: 6px;
  height: 6px;
  background-color: #ccc;
  cursor: pointer;
}

html::-webkit-scrollbar-thumb {
  background-color: var(--theme);
  border-radius: 10px;
}

body {
  font-family: "Source Han Sans CN", sans-serif;
  line-height: normal;
  font-size: 14px;
}

body.lock {
  overflow: hidden;
}

input,
select,
textarea,
button {
  font-family: "Source Han Sans CN", sans-serif;
}

.wrap {
  max-width: 1600px;
  width: 86%;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 768px) {
  .wrap {
    width: 92%;
  }
}

@media (min-width: 769px) {
  .pc-hide {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .phone-hide {
    display: none !important;
  }
}

/* =========================================
   Header 基础样式
   ========================================= */

.contact-aside .icon {
  background-color: var(--aok-red);
  height: auto;
  padding: 12px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  width: 44px;
}

.contact-aside .icon .v-text {
  writing-mode: vertical-rl;
  font-size: 14px;
  color: #fff;
  margin-top: 5px;
  letter-spacing: 2px;
}

.go-top .icon {
  background-color: #fff;
  width: 44px;
  height: 44px;
  border: 1px solid #eee;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.foot-aside .hover-content {
  position: absolute;
  right: 100%;
  bottom: 0;
  padding-right: 10px;
  display: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.3s ease;
}

.foot-aside .hover-content.active {
  display: block;
  opacity: 1;
  transform: translateX(0);
}

.side-contact-list {
  width: 180px;
  background: #fff;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  padding: 10px 0;
}

.list-link {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  text-decoration: none;
}

.list-link:hover {
  background: #f9f9f9;
}

.list-link img {
  width: 18px;
  filter: invert(11%) sepia(54%) saturate(4174%) hue-rotate(240deg) brightness(30%) contrast(100%);
}

.list-link .info-text {
  margin-left: 12px;
  text-align: left;
}

.list-link .t1 {
  font-size: 15px;
  color: var(--aok-black);
  font-weight: 600;
}

.list-link .t2 {
  font-size: 13px;
  color: var(--aok-grey-50);
  margin-top: 4px;
}

/* 移动端 */
.phone-nav {
  display: none;
}

.common-footer-link {
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  padding-top: max(0.35rem, 20px);
  padding-bottom: max(0.35rem, 20px);
}

.common-footer-link .list {
  display: flex;
  justify-content: center;
  align-items: center;
}

.common-footer-link .list .item {
  padding-left: max(20px, 1.46rem);
  padding-right: 1.46rem;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.common-footer-link .list .item:hover .icon img {
  filter: none;
}

.common-footer-link .list .item:hover .text {
  color: var(--theme);
}

.common-footer-link .list .item:first-child {
  padding-left: 0;
}

.common-footer-link .list .item:last-child {
  padding-right: 0;
  border-right: none;
}

.common-footer-link .list .item .icon {
  height: max(0.51rem, 30px);
  display: flex;
  align-items: center;
}

.common-footer-link .list .item .icon img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  transition: var(--duration);
  max-height: 100%;
  filter: brightness(0) invert(1);
}

.common-footer-link .list .item .text {
  font-weight: 400;
  font-size: var(--font18);
  color: #fff;
  text-align: center;
  margin-top: 17px;
  transition: var(--duration);
}

/* 媒体查询 */
@media (max-width: 1450px) {
  .header-wrap .nav {
    margin-left: 1rem;
  }
}

@media (max-width: 1200px) {
  .header-wrap .nav {
    display: none;
  }

  .phone-btn {
    display: block;
    width: 30px;
    margin-left: 15px;
    user-select: none;
    cursor: pointer;
  }

  .phone-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--theme);
    margin-bottom: 5px;
    transition: all 0.6s ease;
  }

  .phone-btn span:last-child {
    margin-bottom: 0;
  }

  /* ----------------------------------------------------
     【手机端导航核心样式】
     整合了滚动修复 (100dvh)、底部留白、以及新的视觉风格
     ---------------------------------------------------- */
  .phone-nav {
    position: absolute;
    left: 0;
    top: 100%;
    width: 100%;

    /* --- 修复高度问题 START --- */
    /* 1. 兼容旧手机 */
    height: calc(100vh - var(--header-height));
    /* 2. 针对现代手机 (解决地址栏遮挡问题) */
    height: calc(100dvh - var(--header-height));
    /* --- 修复高度问题 END --- */

    background-color: #fff;

    /* --- 修复滚动问题 START --- */
    overflow-y: auto;
    /* 允许垂直滚动 */
    -webkit-overflow-scrolling: touch;
    /* 开启 iOS 惯性滚动 */
    overscroll-behavior: contain;
    /* 防止滚动传导 */
    /* --- 修复滚动问题 END --- */

    /* 增加底部内边距，确保最后一个菜单能被滑上来 */
    padding: 30px 0 150px 0;

    border-top: 1px solid #cccccc;
    display: none;
    --padding: 7%;
    z-index: 999;
  }

  .phone-nav::-webkit-scrollbar {
    width: 6px;
    border-radius: 10px;
    background-color: #ccc;
  }

  .phone-nav::-webkit-scrollbar-thumb {
    background-color: var(--theme);
    border-radius: 10px;
  }

  /* --- 1. 一级菜单 --- */
  .phone-nav .nav-item {
    margin-bottom: 0;
    border-bottom: 1px solid #f2f2f2;
  }

  .phone-nav .nav-item .item-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    /* 增加舒适度 */
    background-color: #fff;
    transition: all 0.3s;
    pointer-events: none;
    /* 父级不响应，只让子元素响应 */
  }

  .phone-nav .nav-item .item-top a.text,
  .phone-nav .nav-item .item-top .js-toggle {
    pointer-events: auto;
    /* 恢复响应 */
  }

  .phone-nav .nav-item .item-top a.text {
    font-size: 16px;
    font-weight: 500;
    color: #222;
    flex: 1;
    padding: 5px 0;
  }

  /* 激活状态 */
  .phone-nav .nav-item .item-top.active {
    background-color: #f9f9f9;
  }

  .phone-nav .nav-item .item-top.active a.text {
    color: var(--theme);
  }

  /* 图标容器 (一级) */
  .phone-nav .nav-item .item-top .js-toggle {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 5px;
    cursor: pointer;
  }

  /* 核心红圈样式 (所有层级共用) */
  .phone-nav .nav-item .item-top .js-toggle .icon-wrap,
  .phone-nav .nav-item .item-bottom .bottom-section .section-top .icon-wrap,
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item .icon-wrap {
    width: 24px !important;
    height: 24px !important;
    min-width: 24px !important;
    flex-shrink: 0 !important;
    background-color: #E60012;
    /* 默认红色 */
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 !important;
    margin-left: auto;
    transition: all 0.3s ease;
  }

  /* 点击热区扩大 (伪元素) */
  .phone-nav .nav-item .item-bottom .bottom-section .section-top .icon-wrap,
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item .icon-wrap {
    position: relative;
    cursor: pointer;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-top .icon-wrap::after,
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item .icon-wrap::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    background: transparent;
  }

  /* 箭头图标统一 */
  .phone-nav .icon-wrap img {
    width: 10px !important;
    height: 10px !important;
    min-width: 10px !important;
    object-fit: contain;
    filter: brightness(0) invert(1);
    /* 变白 */
    transition: transform 0.3s ease;
    display: block;
  }

  /* 激活时红圈变深蓝 */
  .phone-nav .nav-item .item-top.active .js-toggle .icon-wrap,
  .phone-nav .nav-item .item-bottom .bottom-section .section-top.active .icon-wrap,
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item.active .icon-wrap {
    background-color: var(--aok-blue);
  }

  /* 激活时箭头旋转 */
  .phone-nav .nav-item .item-top.active .js-toggle .icon-wrap img,
  .phone-nav .nav-item .item-bottom .bottom-section .section-top.active .icon-wrap img,
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item.active .icon-wrap img {
    transform: rotate(90deg);
  }

  /* --- 2. 二级菜单 --- */
  .phone-nav .nav-item .item-bottom {
    display: none;
    background-color: #fcfcfc;
  }

  .phone-nav .nav-item .item-bottom .bottom-section {
    margin-bottom: 0;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-top {
	display: flex;
    align-items: center;
    justify-content: space-between;
    
    /* 【核心修改】增加上下间距 (14px -> 20px)，看起来更大气 */
    padding: 20px 20px 20px 35px; 
    
    /* 线条变得更淡，接近隐形，更高级 */
    border-bottom: 1px solid #f9f9f9; 
    
    /* 纯白背景，突出层级 */
    background-color: #fff; 
    transition: all 0.3s;
  }
	/* 去掉最后一个二级菜单的底边框，显得更整洁 */
  .phone-nav .nav-item .item-bottom .bottom-section:last-child .section-top {
      border-bottom: none;
  }
  .phone-nav .nav-item .item-bottom .bottom-section .section-top .item-link {
    font-size: 15px;
    color: #333;
    font-weight: 400;
  }
  .phone-nav .nav-item .item-bottom .bottom-section .section-top.active {
		  background-color: #fffbfb; /* 极淡的红色背景氛围 */
  }
  .phone-nav .nav-item .item-bottom .bottom-section .section-top.active .item-link {
    color: var(--theme);
    font-weight: 500;
  }

  /* --- 3. 三级菜单 --- */
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom {
    width: 100%;
    margin-top: 0;
    margin-bottom: 0;
    display: none;
    background-color: #fff;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two {
    padding: 0;
    border-bottom: none;
  }

  /* 三级菜单标题栏 */
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px 12px 50px;
    /* 左缩进 */
    border-bottom: 1px solid #f8f8f8;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item a {
    font-size: 14px;
    color: #666;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .two-item.active a {
    color: var(--theme);
  }

  /* 三级菜单内容容器 */
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .three-content {
    display: none;
  }

  /* --- 4. 型号列表 (双栏网格布局) --- */
  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .three-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    /* 两列 */
    column-gap: 10px;
    /* 间距 */
    row-gap: 10px;
    padding: 15px 20px 20px 50px;
    /* 上下留白 */
    background-color: #fff;
    margin-top: 0;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .three-list .three-item {
    padding: 0;
    border: none;
    margin: 0;
    background-color: #f7f8fa;
    /* 卡片背景 */
    border-radius: 4px;
    overflow: hidden;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .three-list .three-item a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8px 5px;
    font-size: 13px;
    color: #555;
    line-height: 1.3;
    height: 100%;
    transition: all 0.2s;
    /* 防止文字超长 */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .section-two .three-list .three-item a:active {
    background-color: #E60012;
    color: #fff;
  }

  /* 其他通用的底部导航样式兼容 */
  .phone-nav .nav-item .item-bottom.common-head-bottom .head-bottom-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 15px;
  }

  .phone-nav .nav-item .item-bottom.common-head-bottom .head-bottom-wrap .item {
    width: 100%;
    flex-shrink: 0;
    margin-right: 0 !important;
    padding-left: calc(var(--padding) + 1em);
    padding-right: calc(var(--padding) + 1em);
    border-bottom: var(--border);
    padding-bottom: 10px;
    margin-bottom: 10px;
  }

  .phone-nav .nav-item .item-bottom.common-head-bottom .head-bottom-wrap .item:last-child {
    margin-right: 0;
  }

  .phone-nav .nav-item .item-bottom.common-head-bottom .head-bottom-wrap .item .pic {
    display: none;
  }

  .phone-nav .nav-item .item-bottom.common-head-bottom .head-bottom-wrap .item .text {
    font-size: 14px;
    color: #666;
    margin-top: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
    overflow-wrap: break-word;
    text-align: left;
  }

  .phone-nav .nav-item .item-bottom.about-head-bottom {
    padding-left: 1em;
    padding-right: 1em;
    overflow-wrap: break-word;
  }

  .phone-nav .nav-item .item-bottom.about-head-bottom .item {
    margin-top: 6px;
  }

  .phone-nav .nav-item .item-bottom.about-head-bottom .item .text {
    font-size: 14px;
    color: #666;
    text-align: center;
    transition: var(--duration);
  }

  .phone-nav .nav-item .item-bottom.about-head-bottom .item .text:hover {
    color: var(--theme);
  }
}

@media (max-width: 992px) {
  footer .footer-wrap {
    flex-wrap: wrap;
  }

  footer .footer-wrap .footer-left {
    width: 100%;
  }

  footer .footer-wrap .footer-right {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    order: -1;
    margin-bottom: 30px;
  }

  footer .footer-wrap .footer-right .foot-qrcode-area .item .img {
    width: 105px;
    height: 105px;
  }

  footer .footer-wrap .footer-right .foot-qrcode-area {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  footer .footer-wrap .footer-left .foot-nav {
    display: none;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item {
    margin-bottom: 15px;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t.active .t-link {
    color: var(--theme);
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t.active .phone-icon span:nth-child(1) {
    background-color: var(--theme);
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t.active .phone-icon span:nth-child(2) {
    transform: translate(-50%, -50%) rotate(90deg);
    background-color: var(--theme);
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t .t-link {
    transition: var(--duration);
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item {
    margin-right: 0;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-b {
    display: none;
    padding-left: 1em;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t .phone-icon {
    display: block;
    position: relative;
    width: 15px;
    height: 15px;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t .phone-icon span {
    background-color: #333333;
    display: block;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: var(--duration);
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t .phone-icon span:nth-child(1) {
    width: 100%;
    height: 1px;
  }

  footer .footer-wrap .footer-left .foot-nav .nav-item .item-t .phone-icon span:nth-child(2) {
    width: 1px;
    height: 100%;
  }

  .foot-aside {
    display: none;
  }
}

@media (max-width: 576px) {
  :root {
    --header-height: 65px;
  }

  .header-wrap .logo img {
    width: 120px;
    object-fit: contain;
  }

  .header-wrap .other .lang .lang-head .icon img {
    width: 14px;
  }

  .header-wrap .other .head-contact {
    width: 80px;
    height: 30px;
    margin-left: 10px;
    display: none;
  }

  .phone-nav .nav-item .item-top a {
    font-size: 16px;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-top .item-link {
    font-size: 14px;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .b-item {
    width: 50%;
    padding-left: 10px;
    padding-right: 10px;
  }

  .phone-nav .nav-item .item-bottom .bottom-section .section-bottom .b-item .text {
    font-size: 12px;
  }

  .phone-nav .nav-item .item-bottom.common-head-bottom .head-bottom-wrap .item .pic {
    border-radius: 6px;
  }

  footer .footer-wrap .footer-left .foot-friend-link {
    flex-wrap: wrap;
  }

  footer .footer-wrap .footer-left .foot-friend-link .custom {
    width: 100%;
  }

  footer .footer-wrap .footer-left .foot-friend-link .friend-list {
    margin-left: 0;
    width: 100%;
    margin-top: 10px;
  }

  footer .footer-wrap .footer-left .foot-info p,
  footer .footer-wrap .footer-left .foot-info a,
  footer .footer-wrap .footer-left .foot-info span {
    line-height: 1.7;
  }

  footer .footer-wrap .footer-left .foot-follow {
    display: none;
  }

  .common-footer-link .list .item .text {
    margin-top: 10px;
  }

  footer {
    padding-bottom: 10px;
  }
}

/* =========================================
   修复导航栏 "English" 文字及图标颜色
   ========================================= */
.header-wrap .other .lang .lang-head .current-text a.text {
  color: inherit;
  text-decoration: none;
  transition: var(--duration);
}

header.active .header-wrap .other .lang .lang-head .current-text a.text,
header.hover .header-wrap .other .lang .lang-head .current-text a.text {
  color: #014099;
}

.header-wrap .other .lang .lang-head .current-text a.text:hover {
  color: var(--theme);
}

header.active .header-wrap .other .search img,
header.hover .header-wrap .other .search img,
header.active .header-wrap .other .lang .lang-head .icon img,
header.hover .header-wrap .other .lang .lang-head .icon img {
  filter: none;
  opacity: 1;
}

@media (max-width: 1200px) {
    /* 1. 强制搜索和语言图标显示为深色（取消纯白滤镜） */
    .header-wrap .other .search img,
    .header-wrap .other .lang .lang-head .icon img {
        filter: none !important; 
        opacity: 1 !important;
    }
    
    /* 2. 强制语言文字显示为深色 */
    .header-wrap .other .lang .lang-head .current-text,
    .header-wrap .other .lang .lang-head .current-text a.text {
        color: #333333 !important;
    }
    
    /* 3. 分割线变更为深色，避免看不见 */
    .header-wrap .other .line {
        background-color: #cccccc !important;
    }
}

@media (max-width: 576px) {
    /* 4. 手机端不隐藏文字了，因为现在是短短的 "EN" */
    .header-wrap .other .lang .lang-head .current-text {
        display: block !important; 
        color: #333333 !important; 
    }
    
    /* 5. 微调手机端的间距，让右侧图标排列紧凑 */
    .header-wrap .other .search {
        margin-right: 12px;
    }
    .header-wrap .other .lang {
        margin-left: 12px;
        margin-right: 12px;
    }
    .phone-btn {
        margin-left: 5px;
    }
}