/* 顶栏布局：Logo | 导航 | 语言+登录注册 */
#header {
  --mf-header-h: 68px;
}
#header #logoAndNav.xq-header-bar,
#header .xq-header-bar {
  background: #fff !important;
  border-bottom: 1px solid #eef1f6 !important;
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.02);
}
#header .xq-header-nav {
  display: flex;
  align-items: center;
  width: 100%;
  min-height: 68px;
  padding: 0;
  flex-wrap: nowrap;
}
#header .xq-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  margin-right: 28px;
  line-height: 0;
}
#header .xq-logo img {
  width: auto !important;
  height: 34px;
  max-height: 34px;
  padding: 0 !important;
  object-fit: contain;
}

/* 桌面：导航居中偏左伸展 */
@media (min-width: 768px) {
  #header #navBar.navbar-collapse {
    display: flex !important;
    flex: 1 1 auto;
    align-items: center;
    height: auto !important;
    visibility: visible !important;
    pointer-events: auto !important;
    position: static !important;
    overflow: visible !important;
    max-height: none !important;
  }
  #header .main-navbar-nav {
    display: flex !important;
    flex: 1 1 auto;
    align-items: center;
    margin: 0 !important;
    padding: 0;
  }
  #header .main-navbar-nav > .nav-item {
    margin: 0 2px;
  }
  #header .main-navbar-nav > .nav-item > .nav-link,
  #header .main-navbar-nav > .nav-item > .custom-nav-link {
    padding: 8px 12px !important;
    font-size: 14px !important;
    font-weight: 500;
    color: #4b5563 !important;
    line-height: 1.4;
    border-radius: 0;
    background: transparent !important;
    transition: color 0.18s ease;
  }
  /* 仅蓝色文字：悬停 / 展开 / 当前页 */
  #header .main-navbar-nav > .nav-item > .nav-link:hover,
  #header .main-navbar-nav > .nav-item > .custom-nav-link:hover,
  #header .main-navbar-nav > .nav-item > .nav-link:focus,
  #header .main-navbar-nav > .nav-item > .custom-nav-link:focus,
  #header .main-navbar-nav > .nav-item.show > .nav-link,
  #header .main-navbar-nav > .nav-item.show > .custom-nav-link,
  #header .main-navbar-nav > .nav-item.active > .nav-link,
  #header .main-navbar-nav > .nav-item.active > .custom-nav-link,
  #header .main-navbar-nav > .nav-item.xq-nav-current > .nav-link,
  #header .main-navbar-nav > .nav-item.xq-nav-current > .custom-nav-link {
    color: #4070f6 !important;
    background: transparent !important;
  }
  #header .main-navbar-nav > .nav-item > .nav-link[href="/groupbuy.html"],
  #header .main-navbar-nav > .nav-item > a[href="/groupbuy.html"],
  #header .main-navbar-nav > .nav-item > a[href*="groupbuy"] {
    color: #ef4444 !important;
  }
  #header .main-navbar-nav > .nav-item > .nav-link[href="/groupbuy.html"]:hover,
  #header .main-navbar-nav > .nav-item > a[href="/groupbuy.html"]:hover,
  #header .main-navbar-nav > .nav-item.xq-nav-current > a[href*="groupbuy"] {
    color: #ef4444 !important;
    background: transparent !important;
  }
  #header .xq-header-actions {
    margin-left: 12px;
  }
  #header .mobile-split-nav {
    display: none !important;
  }
}

/* 统一下拉：白底细边 + 轻阴影（订购/帮助/条款/语言） */
@media (min-width: 768px) {
  #header .main-navbar-nav > .nav-item > .dropdown-menu,
  #header .xq-lang > .dropdown-menu {
    padding: 6px 0 !important;
    margin-top: 4px !important;
    border: 1px solid #e6eefc !important;
    border-radius: 10px !important;
    background: #fff !important;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.1) !important;
    text-align: left !important;
  }
  /* 导航下拉：宽度随内容，不固定 */
  #header .main-navbar-nav > .nav-item > .dropdown-menu {
    min-width: 10rem;
    width: max-content;
    max-width: min(520px, 92vw);
  }
  #header .main-navbar-nav .dropdown-item,
  #header .main-navbar-nav a.dropdown-item {
    padding: 8px 14px !important;
    font-size: 14px !important;
    font-weight: 400;
    color: #334155 !important;
    background: transparent !important;
    border: none !important;
    line-height: 1.4;
  }
  #header .main-navbar-nav .dropdown-item:hover,
  #header .main-navbar-nav a.dropdown-item:hover,
  #header .main-navbar-nav .dropdown-item:focus,
  #header .main-navbar-nav a.dropdown-item:focus,
  #header .main-navbar-nav a.dropdown-item.xq-nav-current {
    background: transparent !important;
    color: #4070f6 !important;
  }
  /* 帮助新闻 / 服务条款：统一 15px */
  #header #menu-help + .dropdown-menu .dropdown-item,
  #header #menu-terms + .dropdown-menu .dropdown-item {
    padding: 9px 18px !important;
    font-size: 15px !important;
    line-height: 1.5;
  }
  #header .main-navbar-nav .dropdown-divider {
    margin: 4px 0;
    border-top-color: #eef1f6;
  }
  /* 订购产品分组标题 */
  #header .main-navbar-nav .dropdown-menu > ul.dropdown-item {
    display: block;
    margin: 4px 0 2px !important;
    padding: 6px 14px !important;
    background: #f3f6fb !important;
    color: #64748b !important;
    font-size: 15px !important;
    font-weight: 600;
    pointer-events: none;
  }
  #header .main-navbar-nav .dropdown-menu > ul.dropdown-item li {
    font-size: 15px !important;
    font-weight: 600;
  }
}

/* 右侧操作区 */
#header .xq-header-actions {
  display: flex;
  align-items: center !important;
  align-self: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
  height: auto !important;
  min-height: 0 !important;
}
#header .xq-lang {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  border: none !important;
  width: max-content;
}
#header .xq-lang > .dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 4px !important;
  font-size: 13px !important;
  font-weight: 500;
  color: #4b5563 !important;
  background: transparent !important;
  border: none !important;
  border-radius: 0;
  line-height: 1.4;
  white-space: nowrap;
}
#header .xq-lang > .dropdown-toggle:hover,
#header .xq-lang > .dropdown-toggle:focus,
#header .xq-lang.show > .dropdown-toggle {
  color: #4070f6 !important;
  background: transparent !important;
  border-radius: 0;
}
/* 语言下拉：宽度贴合触发文字，不额外撑宽 */
#header .xq-lang > .dropdown-menu {
  left: 0 !important;
  right: auto !important;
  min-width: 100% !important;
  width: 100% !important;
  max-width: none !important;
  box-sizing: border-box;
}
#header .xq-lang.lang9 {
  margin-top: 0 !important;
}
#header .xq-lang .dropdown-item {
  padding: 8px 10px !important;
  font-size: 13px;
  color: #334155;
  border: none !important;
  white-space: nowrap;
}
#header .xq-lang .dropdown-item:hover {
  background: transparent;
  color: #4070f6;
}

/* 桌面登录注册：蓝底按钮，上下留白不顶满 */
#header .xq-auth {
  display: none;
  align-items: center;
  align-self: center;
  height: auto;
}
@media (min-width: 768px) {
  #header .xq-auth {
    display: flex !important;
  }
}
#header .xq-auth-dl {
  display: inline-flex;
  align-items: center;
  align-self: center;
  height: auto !important;
  max-height: 36px !important;
  margin: 16px 0;
  padding: 7px 14px;
  font-size: 14px;
  font-weight: 500;
  color: #fff !important;
  background: #4070f6 !important;
  border-radius: 4px;
  text-decoration: none !important;
  line-height: 1.3;
  white-space: nowrap;
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  box-sizing: border-box;
}
#header .xq-auth-dl:hover,
#header .xq-auth-dl:focus {
  color: #fff !important;
  background: #4070f6 !important;
  text-decoration: none !important;
  outline: none !important;
  box-shadow: none !important;
}
@media (max-width: 767.98px) {
  #header .xq-auth-dl {
    border-radius: 5px;
  }
}

#header .navbar-toggler {
  margin: 0 0 0 4px !important;
}

/* 手机顶栏 */
@media (max-width: 767.98px) {
  #header .xq-header-nav {
    min-height: 56px;
    padding: 0 4px;
  }
  #header .xq-logo {
    margin-right: 8px;
  }
  #header .xq-logo img {
    height: 28px;
    max-height: 28px;
  }
  #header #logoAndNav > .container {
    padding-left: 12px;
    padding-right: 12px;
  }
  #header {
    --mf-header-h: 56px;
  }
}

/* 页面顶距对齐新顶栏高度 */
.main-with-padding {
  padding-top: 68px !important;
}
@media (max-width: 767.98px) {
  .main-with-padding {
    padding-top: 56px !important;
  }
}