/* CSS变量定义 */
:root {
  --text-blue: #004abb;
  --text-000: #000000;
  --text-black: #333333;
  --text-666: #666666;
  --text-white: #ffffff;
  --text-f5: #f5f5f5;
  --text-ccc: #ccc;
  --text-e8: #e8e8e8;
  --radius-20: 20px;
  --radius-40: 40px;
  --radius-30: 30px;
  --radius-4: 4px;
  --radius-10: 10px;
  --radius-50: 50%;
  --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --container-width: 1440px;
  --product-width: 1440px;
  --nav-height: 100px;
}

/* ====== 文本组件 ====== */
.text-truncate {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
}

.text-truncate-2 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.text-truncate-3 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.text-truncate-4 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}

.text-truncate-5 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 5;
  overflow: hidden;
}

.text-truncate-6 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 6;
  overflow: hidden;
}

.text-truncate-7 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 7;
  overflow: hidden;
}

.text-truncate-8 {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 8;
  overflow: hidden;
}

/* 各个页面通用模块 */

/* 公共外部盒子 */
.container {
  width: 100%;
  padding-bottom: 80px;
}

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

.common-wrapper {
  padding-top: 40px;
}

/* 查看更多通用 */
.common-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 150px;
  padding: 12px 30px;
  background-color: var(--text-blue);
  color: var(--text-white);
  text-decoration: none;
  border-radius: var(--radius-30);
  transition: all 0.3s ease;

}

.common-more:hover {
  border: 1px solid var(--text-e8);
  color: var(--text-blue);
  background-color: var(--text-white);
}

/* 公共标题 */
.section-header {
  text-align: center;
  margin-bottom: 60px;
  cursor: pointer;
}

.section-title {
  font-size: 36px;
  color: var(--text-000);
  margin-bottom: 15px;
  font-weight: normal;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-666);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: normal;
}

/* 各个页面通用模块End */

/* 重置默认样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  color: #333;
  background-color: #f5f5f5;
}

/* 通用容器 */
/* .main-content {
    min-height: 100vh;
} */

/* 链接样式 */
a {
  text-decoration: none;
  color: inherit;
}

/* 列表样式 */
ul,
ol {
  list-style: none;
}

/* 图片样式 */
img {
  max-width: 100%;
  height: auto;
}

/* 标题样式 */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}

/* 文本样式
p {
  margin-bottom: 10px;
} */

/* 清除浮动 */
.clearfix::after {
  content: '';
  display: table;
  clear: both;
}

/* 现代化的CSS重置 */
*,
*::before,
*::after {
  /*  */
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body,
#app {
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial,
    sans-serif;
  font-size: 16px;
  color: var(--text-black);
  background-color: var(--bg-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: var(--text-black);
  transition: var(--transition);
}

ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

button {
  border: none;
  background: none;
  cursor: pointer;
}

/* 导航内容 */
.nav-header {
  width: 100%;
  height: var(--nav-height);
  background-color: transparent;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999;
  transition: all 0.3s ease;
}

.logo {
  height: 60px;
  position: relative;
  width: 240px;
}

.logo a {
  display: block;
  height: 100%;
  width: 100%;
  position: relative;
}

.logo img {
  height: 100%;
  width: 100%;
  object-fit: contain;
  position: absolute;
  left: 0;
  top: 0;
  transition: opacity 0.3s ease;
}

.logo-white {
  opacity: 1;
  visibility: visible;
}

.logo-dark {
  opacity: 0;
  visibility: hidden;
}

/* 滚动时的导航样式 */
.nav-header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--box-shadow);
}

.nav-header.scrolled .logo-white {
  opacity: 0;
  visibility: hidden;
}

.nav-header.scrolled .logo-dark {
  opacity: 1;
  visibility: visible;
}

.nav-header.scrolled .nav-list li a {
  color: var(--text-black);
  text-shadow: none;
}

.nav-header.scrolled .nav-list li:hover a,
.nav-header.scrolled .nav-list li.active a {
  color: var(--text-blue);
}

.nav-content {
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

/* 导航列表样式 */
.nav-list {
  display: flex;
  align-items: center;
  gap: 30px;
  position: relative;
}

.nav-list li {
  position: static;
}

.nav-list li .list-item {
  display: block;
  padding: 8px 0;
  font-size: 18px;
  color: #fff;
  position: relative;
  font-weight: 400;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 一级菜单划入效果 */
.nav-list>li>a::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--text-blue);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
}

.nav-list>li:hover>a::after,
.nav-list>li.active>a::after {
  width: 100%;
}

.nav-list li:hover>a,
.nav-list li.active>a {
  color: var(--text-blue);
}

/* 右侧联系电话和搜索框 */
.nav-contact {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-contact-item-icon {
  width: 50px;
  height: 50px;
}

.nav-contact .nav-contact-item-text {
  font-size: 14px;
  color: #fff;
}

.nav-contact .nav-contact-item-text p {
  margin-bottom: 5px;
}

.nav-contact .nav-contact-item-text span {
  font-size: 20px;
  font-weight: 600;
}

/* 搜索框样式 */
.search-box {
  position: relative;
  width: 50px;
  height: 50px;
  transition: all 0.3s ease;
  margin-left: 50px;
}

.search-btn {
  width: 50px;
  height: 50px;
  background: var(--text-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.search-btn img {
  width: 24px;
  height: 24px;
}

/* 滚动状态下的样式 */
.nav-header.scrolled .nav-contact .nav-contact-item-text {
  color: var(--text-black);
}

.nav-header.scrolled .nav-contact .nav-contact-item-text span {
  color: var(--text-black);
}

/* 二级菜单样式 */
.submenu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  width: 100%;
  background-color: #fff;
  min-height: 200px;
  padding: 40px 0;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 998;
  transform: translateY(-30px);
  box-shadow: var(--box-shadow);
}

.submenu-wrapper {
  width: var(--container-width);
  height: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.submenu-inner {
  max-width: var(--container-width);
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 80px;
  padding: 16px;
}

.submenu-item {
  width: 160px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  margin: 0;
}

.item-num {
  font-size: 18px;
  margin-bottom: 10px;
  font-weight: 400;
  color: #6f6f6f;
  transition: all 0.3s ease;
}

.submenu-item a {
  color: var(--text-666) !important;
  font-size: 16px;
  text-decoration: none;
  position: relative;
  transition: var(--transition);
}

.submenu-item::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #6f6f6f;
  transition: all 0.3s ease;
}

/* 动画延迟 - 按行设置 */
.submenu-item:nth-child(1) {
  transition-delay: 0.1s;
}

.submenu-item:nth-child(2) {
  transition-delay: 0.15s;
}

.submenu-item:nth-child(3) {
  transition-delay: 0.2s;
}

.submenu-item:nth-child(4) {
  transition-delay: 0.25s;
}

.submenu-item:nth-child(5) {
  transition-delay: 0.3s;
}

.submenu-item:nth-child(6) {
  transition-delay: 0.35s;
}

/* 悬停效果 */
.has-submenu:hover .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.has-submenu:hover .submenu-item {
  opacity: 1;
  transform: translateY(0);
}

/* 二级菜单项hover效果 */
.submenu-item .item-num,
.submenu-item a,
.submenu-item::after {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.submenu-item:hover .item-num,
.submenu-item:hover a {
  color: #ff6b00 !important;
  transform: translateY(-2px);
}

.submenu-item:hover::after {
  background-color: #ff6b00;
  transform: scaleX(1.1);
}

/* 滚动状态下的导航样式调整 */
.nav-header.scrolled .submenu {
  background-color: #fff;
}

.nav-header.scrolled .submenu-item a {
  color: var(--text-black) !important;
}

.nav-header.scrolled .submenu-item:hover a {
  color: #ff6b00 !important;
}

/* 搜索遮罩层 */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(23, 65, 151, 0.95);
  z-index: 9999;
  display: none;
  opacity: 0;
  transition: all 0.3s ease;
  transform: translateY(0);
}

.search-overlay.active {
  display: block;
  opacity: 1;
}

.search-container {
  position: relative;
  max-width: var(--container-width);
  width: 100%;
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  padding: 0 20px;
}

.search-input-group {
  position: relative;
  width: 90%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  background: var(--bg-white);
  border: 1px solid var(--text-e8);
  border-radius: 4px;
  overflow: hidden;
}

.search-input {
  width: 100%;
  height: 46px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-white);
  font-size: 14px;
  padding: 0 50px 0 20px;
}

.search-input::placeholder {
  color: var(--text-white);
}

.search-submit {
  position: absolute;
  right: 0;
  top: 0;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--text-black);
  border: none;
  cursor: pointer;
}

.search-submit img {
  width: 16px;
  height: 16px;
  opacity: 1;
}

/* 关闭按钮样式 */
.search-close {
  position: absolute;
  width: 25px;
  height: 25px;
  margin-left: 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  right: 1%;
  top: 14%;
}

.search-close img {
  width: 100%;
  height: 100%;
}


/* ====== 全局底部样式 ====== */
.footer {
  background: #1a1a1a;
  color: #fff;
  padding: 60px 0 0;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.footer-content {
  max-width: 1440px;
  margin: 0 auto;
}

/* 主要内容区 */
.footer-main {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 100px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* 公司简介 */
.footer-about {
  padding-right: 60px;
}

.footer-logo {
  height: 45px;
  margin-bottom: 30px;
  filter: brightness(10);
}

.company-desc {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 40px;
}

/* 社交媒体和二维码 */
.social-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.social-item {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-item:hover {
  background: var(--text-blue);
  transform: translateY(-5px);
  border-color: var(--text-blue);
}

.social-item .social-iconImg {
  width: 20px;
  height: 20px;
  filter: brightness(10);
}

/* 二维码弹出层 */
.qr-code {
  position: relative;
  cursor: pointer;
}

.qr-popup {
  position: absolute;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: #2a2a2a;
  width: 180px;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 999;
}

.qr-code:hover .qr-popup {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.qr-popup img {
  width: 140px;
  height: 140px;
  border-radius: 8px;
  padding: 10px;
  background: #fff;
}

.qr-popup p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  text-align: center;
  margin-top: 12px;
}

/* 底部导航 */
.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 50px;
}

.nav-group:last-child {
  width: 265px;
}

.nav-group h3 {
  color: #fff;
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 25px;
  position: relative;
  padding-left: 15px;
}

.nav-group h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 16px;
  background: var(--text-blue);
  border-radius: 2px;
}

.nav-group ul li {
  margin-bottom: 16px;
}

.nav-group ul li a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
}

.nav-group ul li a:hover {
  color: var(--text-blue);
  transform: translateX(8px);
}

/* 联系信息 */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-icon img {
  width: 20px;
  height: 20px;
  transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
  background: var(--text-blue);
  transform: translateY(-2px);
  border-color: var(--text-blue);
}

.contact-item:hover .contact-icon img {
  filter: brightness(0) invert(100%);
}

.contact-detail {
  width: calc(100% - 40px);
}

.contact-detail span {
  color: rgba(255, 255, 255, 0.5);
  font-size: 16px;
  display: block;
  margin-bottom: 4px;
}

.contact-detail p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 16px;
  font-weight: 500;
}

/* 友情链接 */
.friend-links {
  padding: 40px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.links-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 25px;
}

.links-header h3 {
  color: #fff;
  font-size: 16px;
  font-weight: 500;
}

.links-slider {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.link-item {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.link-item:hover {
  background: var(--text-blue);
  color: #fff;
  transform: translateY(-2px);
  border-color: var(--text-blue);
}

/* 地域站点 */
.region-sites {
  padding: 40px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.region-header {
  margin-bottom: 25px;
}

.region-header h3 {
  color: #fff;
  font-size: 16px;
  font-weight: 500;
}

.region-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 20px;
  text-align: center;
}

.region-item {
  display: flex;
  flex-direction: column;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.region-item:hover {
  background: var(--text-blue);
  transform: translateY(-2px);
  border-color: var(--text-blue);
}

.region-name {
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  font-weight: 500;
}

.region-city {
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
}

/* 版权信息 */
.copyright {
  background: #141414;
  padding: 25px 0;
  position: relative;
}

.copyright::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.copyright-content {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.copyright-info p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  margin: 5px 0;
}

.copyright-info a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: all 0.3s ease;
}

.copyright-info a:hover {
  color: var(--text-blue);
}


/* 悬浮按钮组样式 */
.float-btns {
  position: fixed;
  right: 10px;
  bottom: 200px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.float-btn {
  position: relative;
  width: 60px;
  height: 60px;
  background: var(--text-blue);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.float-btn img {
  width: 24px;
  height: 24px;
  filter: brightness(0) invert(1);
}

.float-btn .btn-text {
  font-size: 12px;
  color: #fff;
  text-align: center;
  line-height: 1;
}

/* 悬浮效果 */
.float-btn:hover {
  background: #1976D2;
  transform: translateX(-5px);
}

/* 电话号码弹出层 */
.phone-popup {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%) scale(0.8);
  background: #fff;
  padding: 10px 20px;
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  display: none;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.phone-popup .phone-number {
  color: #333;
  font-size: 16px;
  font-weight: 500;
}

/* 显示电话号码 */
.float-btn:hover .phone-popup {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) scale(1);
}

/* 添加小三角 */
.phone-popup::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 6px solid #fff;
}

/* 微信二维码弹出层 */
.qr-code-popup {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%) scale(0.8);
  background: #fff;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  display: none;
  width: 160px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.qr-code-popup img {
  width: 130px;
  height: 130px;
  filter: none;
}

.qr-code-popup p {
  color: #666;
  font-size: 12px;
  text-align: center;
  margin-top: 8px;
}

/* 显示二维码 */
.float-btn:hover .qr-code-popup {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) scale(1);
}

/* 添加小三角 */
.qr-code-popup::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 6px solid #fff;
}

/* 其他页面轮播图片 */
.banner-container {
  width: 100%;
  height: 700px;
  overflow: hidden;
}

.banner-item {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.banner-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 面包屑 */
.breadcrumb {
  width: 100%;
  padding: 15px 0;
}

.breadcrumb-container {
  max-width: 1440px;
  margin: 0 auto;
  border-bottom: 1px solid #eee;
  padding-bottom: 15px;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  color: var(--text-666);
  font-size: 16px;
}

.breadcrumb-item:not(:last-child)::after {
  content: '/';
  margin: 0 8px;
  color: var(--text-666);
}

.breadcrumb-item a {
  color: var();
  text-decoration: none;
  transition: all 0.3s ease;
}

.breadcrumb-item a:hover {
  color: var(--text-blue);
}

.breadcrumb-item.active {
  color: var(--text-blue);
}




/* 大屏幕 - 1920px及以上 */
@media screen and (min-width: 1920px) {
  :root {
    --container-width: 1400px;
  }

  .nav-content {
    max-width: 85%;
    justify-content: space-around;
  }

  .nav-list {
    gap: 65px;
  }
}

/* 笔记本电脑屏幕 - 1366px到1919px */
@media screen and (min-width: 1366px) and (max-width: 1919px) {
  :root {
    --container-width: 1150px;
  }

  .nav-content {
    max-width: 98%;
  }

  .nav-list {
    gap: 45px;
  }

  .logo {
    width: 200px;
  }

  .footer-content,
  .copyright-content {
    padding: 0 30px;
  }

}

/* 小笔记本屏幕 - 1365px及以下 */
@media screen and (max-width: 1365px) {
  :root {
    --container-width: 1000px;
  }
}

/* 2K屏幕 - 2560px */
@media screen and (min-width: 2560px) {
  :root {
    --container-width: 1600px;
    --product-width: 1600px;
  }
  
  .footer-content {
    max-width: 1600px;
  }
  
  .copyright-content {
    max-width: 1600px;
  }
  
  .breadcrumb-container {
    max-width: 1600px;
  }
}