/* === 1) 头部（红框）整体往下移动一些 === */
.pkp_site_name,
.pkp_header .pkp_site_name {
  margin-top: 12px !important;   /* 可按需改成 8/12/16px */
}

/* === 2) 顶部主导航（绿色框）去掉红色背景，改为透明/白色，文字全黑 === */
.pkp_navigation_primary {
  background: transparent !important;   /* 或者用 #ffffff 纯白：background:#fff !important; */
  border: none !important;
  box-shadow: none !important;
}

/* 导航项文字颜色为黑色 */
.pkp_navigation_primary .pkp_nav_list > li > a,
.pkp_navigation_primary .pkp_nav_list > li > a:link,
.pkp_navigation_primary .pkp_nav_list > li > a:visited {
  color: #000 !important;
}

/* 悬停/当前激活状态也保持黑色（可按需换灰色） */
.pkp_navigation_primary .pkp_nav_list > li > a:hover,
.pkp_navigation_primary .pkp_nav_list > li > a:focus,
.pkp_navigation_primary .pkp_nav_list > li > a:active,
.pkp_navigation_primary .pkp_nav_list > li.current > a {
  color: #000 !important;
  background: transparent !important;
  outline: none !important;
}

/* 搜索按钮与占位提示也统一为黑色 */
.pkp_head_wrapper .pkp_search,
.pkp_head_wrapper .pkp_search .search_prompt,
.pkp_head_wrapper .pkp_search .search_prompt::placeholder,
.pkp_head_wrapper .pkp_search .search_prompt::-ms-input-placeholder,
.pkp_head_wrapper .pkp_search .submit,
.pkp_head_wrapper .pkp_search .submit .fa,
.pkp_head_wrapper .pkp_search .fa {
  color: #000 !important;
  fill: #000 !important;
}

/* === 3) 右上角用户区（黑框）文字与数字全部为黑色 === */
.pkp_navigation_user a,
.pkp_navigation_user span,
.pkp_navigation_user .username,
.pkp_navigation_user .task_count,
.pkp_navigation_user .pkp_nav_list > li > a,
.pkp_navigation_user .pkp_nav_list > li > a .fa {
  color: #000 !important;
  fill: #000 !important;
  background: transparent !important;
  border-color: transparent !important;
}

/* 某些主题给 task_count（消息数字）加了圆形底色，去掉底色只保留黑字 */
.pkp_navigation_user .task_count {
  background-color: transparent !important;
  border: 1px solid transparent !important;
}

/* 防止主题或其他样式把导航再次着色 */
:root {
  --pkp-color__base: #000 !important;
  --pkp-color__primary: #000 !important;
}