/* ---------- 头部---------- */
.header {
  /* 变量 */
  --primary:      #FFFFFF;                  /* 头部背景：白 */
  --menu-text:    #333333;                  /* 菜单默认文字：深灰 */
  --menu-hover:   #fc5952;                  /* hover / 当前页：珊瑚红 */
  --underline:    #fc5952;                  /* 下划线：珊瑚红 */
  --hotline:      #fc5952;                  /* 热线：珊瑚红 */
  --mobile-bg:    #FFFFFF;                  /* 移动端菜单背景 */
  --mobile-line:  #EEEEEE;                  /* 移动端分隔线 */
  --header-h:     64px;                     /* 桌面端高度 */
  --max-w:        1400px;                   /* 内容最大宽度 */
  --font:         'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;

  position: sticky;
  top: 0;
  z-index: 9999;
  width: 100%;
  background-color: var(--primary);
  font-family: var(--font);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);   /* 细阴影，和截图一致 */
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.header,
.header * {
  box-sizing: border-box;
}

/* 向下滚动隐藏 */
.header.header--hidden {
  transform: translateY(-100%);
}

/* 滚动时阴影加深 */
.header.header--scrolled {
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

/* ---------- 内部 Flex 容器 ---------- */
.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* ---------- Logo ---------- */
.header .logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}

.header .logo-img {
  display: block;
  height: 44px;                    /* 用高度控制尺寸，宽度自适应 */
  width: auto;
  max-width: 220px;
  object-fit: contain;
  transition: opacity 0.2s ease;
}

.header .logo:hover .logo-img {
  opacity: 0.85;
}

/* ---------- 桌面导航 ---------- */
.header .nav {
  flex: 1;
  display: flex;
  justify-content: center;        /* 菜单居中 */
}

.header .nav .menu {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.header .nav .menu > .menu-item {
  position: relative;
  display: flex;
  align-items: center;
  height: var(--header-h);
}

/* 菜单链接 */
.header .nav .menu > .menu-item > .menu-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 16px;
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
  color: var(--menu-text);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s ease;
}

/* 底部下划线（默认隐藏，hover/当前页显示） */
.header .nav .menu > .menu-item > .menu-link::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 14px;                    /* 距底部的位置，随截图微调 */
  height: 2px;
  background-color: var(--underline);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s ease;
}

/* hover / 当前页 */
.header .nav .menu > .menu-item:hover > .menu-link,
.header .nav .menu > .menu-item.current-menu-item > .menu-link {
  color: var(--menu-hover);
}

.header .nav .menu > .menu-item:hover > .menu-link::after,
.header .nav .menu > .menu-item.current-menu-item > .menu-link::after {
  transform: scaleX(1);
}

/* ---------- 二级菜单（下拉） ---------- */
.header .nav .menu > .menu-item > .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  margin: 0;
  padding: 8px 0;
  list-style: none;
  background-color: #FFFFFF;
  border-top: 2px solid var(--underline);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 10;
}

.header .nav .menu > .menu-item:hover > .sub-menu,
.header .nav .menu > .menu-item:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header .nav .menu > .menu-item > .sub-menu > .menu-item {
  display: block;
  height: auto;
}

.header .nav .menu > .menu-item > .sub-menu > .menu-item > .menu-link {
  display: block;
  height: auto;
  padding: 10px 18px;
  font-size: 14px;
  color: var(--menu-text);
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.header .nav .menu > .menu-item > .sub-menu > .menu-item > .menu-link::after {
  display: none;
}

.header .nav .menu > .menu-item > .sub-menu > .menu-item > .menu-link:hover,
.header .nav .menu > .menu-item > .sub-menu > .menu-item.current-menu-item > .menu-link {
  background-color: #F7F7F7;
  color: var(--menu-hover);
}

/* 三级菜单 */
.header .nav .menu .sub-menu .sub-menu {
  top: -8px;
  left: 100%;
}

/* ---------- 服务热线 ---------- */
.header .hotline {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.header .hotline-text {
  font-family: var(--font);
  font-size: 20px;
  font-weight: 700;
  color: var(--hotline);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

/* ---------- 汉堡按钮（默认隐藏） ---------- */
.header .hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.header .hamburger:hover {
  background-color: #F5F5F5;
}

.header .hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--menu-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.header .hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.header .hamburger.is-active span:nth-child(2) {
  opacity: 0;
}
.header .hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- 移动端下拉菜单 ---------- */
.header .mobile-menu {
  display: none;
  background-color: var(--mobile-bg);
  border-top: 1px solid var(--mobile-line);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.header .mobile-menu.is-open {
  max-height: 600px;
}

.header .mobile-menu-list {
  list-style: none;
  padding: 6px 0;
  margin: 0;
}

.header .mobile-menu-list > .menu-item > .menu-link {
  display: block;
  padding: 14px 24px;
  font-size: 16px;
  color: var(--menu-text);
  text-decoration: none;
  border-bottom: 1px solid var(--mobile-line);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.header .mobile-menu-list > .menu-item > .menu-link:hover,
.header .mobile-menu-list > .menu-item.current-menu-item > .menu-link {
  color: var(--menu-hover);
  background-color: #FAFAFA;
}

.header .mobile-hotline {
  padding: 16px 24px 20px;
  font-size: 16px;
  font-weight: 700;
  color: var(--hotline);
}

/* ==================================================================
   响应式：≤ 921px 切换到移动端
   ================================================================== */
@media (max-width: 921px) {

  .header {
    --header-h: 56px;
  }

  .header-inner {
    padding: 0 16px;
    gap: 12px;
  }

  .header .logo-img {
    height: 34px;
    max-width: 160px;
  }

  /* 隐藏桌面导航和热线 */
  .header .nav,
  .header .hotline {
    display: none;
  }

  /* 显示汉堡 */
  .header .hamburger {
    display: flex;
  }

  /* 移动菜单可用 */
  .header .mobile-menu {
    display: block;
  }
}

/* ==================================================================
   小屏微调
   ================================================================== */
@media (max-width: 544px) {

  .header .logo-img {
    height: 30px;
    max-width: 130px;
  }

  .header .mobile-menu-list > .menu-item > .menu-link {
    padding: 12px 18px;
    font-size: 15px;
  }

  .header .mobile-hotline {
    padding: 14px 18px 18px;
    font-size: 15px;
  }
}

/* ==================================================================
   兼容后台管理工具条
   ================================================================== */
.admin-bar .header {
  top: 32px;
}
@media screen and (max-width: 782px) {
  .admin-bar .header {
    top: 46px;
  }
}

/* ==================================================================
   Banner + 面包屑样式
   ================================================================== */

/* ---------- 通用 Banner 容器 ---------- */
.page-banner {
  width: 100%;
  overflow: hidden;
  display: block;
}

.page-banner-inner {
  width: 1400px;
  max-width: 100%;
  margin: 0 auto;
}

/* ---------- 首页 Banner（全宽大图） ---------- */
.page-banner--home {
  background-color: #f9f6fe;
  width: 100%;
}

.page-banner--home .page-banner-inner {
  width: 100%;
  max-width: 100%;
  padding: 0;
  margin: 0;
}

.page-banner--home .page-banner-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ==================================================================
   单页 / 新闻栏目 / 新闻单页 Banner —— 上下方向橙红渐变
   ================================================================== */
.page-banner--single {
  background: url('/wp-content/uploads/2026/09/banner-bj.jpg') center / cover no-repeat;
  padding: 75px 0 65px;
  color: #FFFFFF;
  text-align: center;
  position: relative;
}

/* 主标题 */
.page-banner--single .page-banner-title {
  font-size: 44px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.35;
  margin: 0 0 22px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 1px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* 副标题 */
.page-banner--single .page-banner-subtitle {
  font-size: 26px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.5;
  margin: 0 0 38px;
  letter-spacing: 1px;
  opacity: 0.98;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* 按钮容器 */
.page-banner--single .page-banner-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* ---------- 通用按钮（默认浅灰，悬停变珊瑚红） ---------- */
.page-banner--single .page-banner-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 34px;
    font-size: 17px;
    font-weight: 600;
    line-height: 1;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.25s ease;
    border: none;
    cursor: pointer;
    background-color: #EDEDED;
    color: #333333;
  }
  .page-banner--single .page-banner-btn:hover {
    background-color: #ffffff;
    color: #fc5952;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(252, 89, 82, 0.35);
  }
  

  
  .page-banner--single .page-banner-icon {
    flex-shrink: 0;
    display: block;
    width: 18px;
    height: 18px;
  }
/* ==================================================================
   面包屑栏（白底）
   ================================================================== */
.breadcrumb-bar {
  background-color: #FFFFFF;
  border-bottom: 1px solid #F0F0F0;
}

.breadcrumb-bar-inner {
  width: 1400px;
  max-width: 100%;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* ---------- 左侧面包屑 ---------- */
.breadcrumb {
  flex: 1;
  font-size: 14px;
  color: #666666;
  line-height: 1.6;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.breadcrumb-label {
  color: #333333;
  font-weight: 500;
  margin-right: 4px;
}

.breadcrumb a {
  color: #666666;
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb a:hover {
  color: #e91e3c;
}

.breadcrumb-sep {
  color: #BBBBBB;
  margin: 0 4px;
}

.breadcrumb-current {
  color: #333333;
  font-weight: 500;
}

/* ---------- 右侧搜索框 ---------- */
.breadcrumb-search {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  border-radius: 24px;
  padding: 3px 3px 3px 18px;
  background-color: #FFFFFF;
  transition: border-color 0.25s ease;
  min-width: 300px;
}

.breadcrumb-search:focus-within {
  border-color: #e91e3c;
}

.breadcrumb-search-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: #333333;
  padding: 6px 0;
  min-width: 0;
}

.breadcrumb-search-input:focus {
  outline: none;
  box-shadow: none;
}

.breadcrumb-search-input::placeholder {
  color: #AAAAAA;
}

.breadcrumb-search-btn {
  flex-shrink: 0;
  padding: 8px 20px;
  background-color: transparent;
  color: #333333;
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: color 0.2s ease, background-color 0.2s ease;
  white-space: nowrap;
  outline: none;
}

.breadcrumb-search-btn:focus {
  outline: none;
}

.breadcrumb-search-btn:hover {
  color: #e91e3c;
  background-color: #FFF0EE;
}

/* ==================================================================
   平板端（922px ~ 1400px）
   ================================================================== */
@media (max-width: 1400px) and (min-width: 922px) {
  .page-banner--single .page-banner-inner,
  .breadcrumb-bar-inner {
    width: 100%;
    padding-left: 24px;
    padding-right: 24px;
    box-sizing: border-box;
  }

  .page-banner--single {
    padding: 60px 0 50px;
  }

  .page-banner--single .page-banner-title {
    font-size: 36px;
  }

  .page-banner--single .page-banner-subtitle {
    font-size: 22px;
  }

  .breadcrumb-search {
    min-width: 240px;
  }
}

/* ==================================================================
   移动端（≤ 921px）：隐藏 Banner，保留面包屑栏
   ================================================================== */
@media (max-width: 921px) {

  .page-banner {
    display: none !important;
  }

  .breadcrumb-bar-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px 16px;
  }

  .breadcrumb {
    font-size: 13px;
  }

  .breadcrumb-search {
    min-width: 0;
    width: 100%;
  }
}

/* ==================================================================
   小屏微调
   ================================================================== */
@media (max-width: 544px) {
  .breadcrumb-bar-inner {
    padding: 12px 14px;
  }

  .breadcrumb {
    font-size: 12px;
  }

  .breadcrumb-search-input {
    font-size: 13px;
  }

  .breadcrumb-search-btn {
    padding: 7px 14px;
    font-size: 13px;
  }
}