/* 首页 UI/UX Pro Max 样式增强（不改变业务逻辑） */

:root {
  --ux-primary: #e1600d;
  --ux-text: #1f2937;
  --ux-muted: #4b5563;
  --ux-bg-soft: #f8fafc;
  --ux-border: rgba(15, 23, 42, 0.08);
  --ux-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

body {
  color: var(--ux-text);
  background: #fff;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 9999;
  padding: 10px 14px;
  border-radius: 8px;
  background: #111827;
  color: #fff;
  font-size: 14px;
  line-height: 1;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 12px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(225, 96, 13, 0.35);
  outline-offset: 2px;
}

.head_layout {
  min-height: 78px;
}

.head_nav > li > a {
  font-weight: 600;
}

#btn-search,
#btn-search-close,
.banner_button_prev,
.banner_button_next {
  border: 0;
  background-color: transparent;
  cursor: pointer;
}

.slider_banner .swiper-slide a {
  display: block;
}

.slider_banner .swiper-slide img {
  filter: saturate(1.03) contrast(1.02);
}

.index_hd .hd_title {
  letter-spacing: 0.3px;
}

.index_hd .sub_tit,
.ad_info,
.about_text p,
.company_new .new_info {
  color: var(--ux-muted);
  line-height: 1.7;
}

.index_cates .cate_items {
  gap: 16px;
}

.index_cates .cate_item {
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--ux-shadow);
  transform: translateY(0);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.index_cates .cate_item:hover,
.index_cates .cate_item:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.14);
}

.feature_item figure,
.project_item,
.advantage_item figure {
  border-radius: 14px;
  overflow: hidden;
}

.feature_item .item_img img,
.project_item .item_img img {
  width: 100%;
  height: auto;
}

.project_items .project_item {
  background: #fff;
  border: 1px solid var(--ux-border);
  box-shadow: 0 6px 20px rgba(2, 6, 23, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.project_items .project_item:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(2, 6, 23, 0.1);
}

.company_information_wrap {
  background: var(--ux-bg-soft);
}

.company_information_wrap .company_wrap,
.web_footer .foor_service {
  gap: 20px;
}

.web_footer a:hover {
  color: var(--ux-primary);
}

/* 兼容未加载 builder 专用样式的页面（如 case 页面） */
.fl-builder-content .fl-row-content-wrap {
  width: 100%;
}

.fl-builder-content .fl-row-content {
  max-width: 1200px;
  margin: 0 auto;
}

.fl-builder-content .fl-col-group {
  display: flex;
  flex-wrap: wrap;
}

.fl-builder-content .fl-col {
  box-sizing: border-box;
}

.fl-builder-content .fl-module-photo img {
  display: block;
  width: 100%;
  height: auto;
}

/* business 页面通用 builder 多列兜底 */
.web_main .fl-builder-content .fl-col-group {
  display: flex !important;
  flex-wrap: wrap !important;
}

.web_main .fl-builder-content .fl-col[style*="width"] {
  flex: 0 0 auto;
}

/* 产品详情页图片区兜底：避免 builder 布局缺失导致单列 */
.single_product .fl-builder-content .fl-col-group {
  display: flex !important;
  flex-wrap: wrap !important;
}

.single_product .fl-builder-content .fl-col {
  box-sizing: border-box;
}

.single_product .fl-builder-content .fl-col[style*="width: 11.11%"] {
  flex: 0 0 11.11% !important;
  max-width: 11.11% !important;
}

.single_product .fl-builder-content .fl-col[style*="width: 25%"] {
  flex: 0 0 25% !important;
  max-width: 25% !important;
}

.single_product .fl-builder-content .fl-col[style*="width: 50%"] {
  flex: 0 0 50% !important;
  max-width: 50% !important;
}

.single_product .fl-builder-content .fl-col[style*="width: 100%"] {
  flex: 0 0 100% !important;
  max-width: 100% !important;
}

.single_product .product_photo .fl-col-group > .fl-col,
.single_product .fl-row.product_show .fl-col-group > .fl-col {
  padding: 5px;
}

.single_product .product_photo img,
.single_product .fl-row.product_show img {
  width: 100% !important;
  height: auto !important;
  display: block !important;
}

@media (max-width: 1024px) {
  .index_hd .hd_title {
    font-size: 30px;
    line-height: 1.25;
  }

  .index_cates .cate_items {
    gap: 12px;
  }

  .fl-builder-content .fl-row-content {
    max-width: 100%;
    padding-left: 12px;
    padding-right: 12px;
  }

  .single_product .fl-builder-content .fl-col[style*="width: 11.11%"] {
    flex-basis: 20% !important;
    max-width: 20% !important;
  }
}

@media (max-width: 768px) {
  .head_layout {
    min-height: 64px;
  }

  .index_hd .hd_title {
    font-size: 26px;
  }

  .index_hd .sub_tit {
    font-size: 15px;
  }

  .index_cates .cate_item {
    min-height: 170px;
  }

  .index_cates .cate_item .sys_btn,
  .inquiry_btn,
  .side_content .side_list a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  .fl-builder-content .fl-col-group {
    display: block;
  }

  .fl-builder-content .fl-col[style*="width"] {
    width: 100% !important;
  }

  .single_product .fl-builder-content .fl-col[style*="width: 11.11%"],
  .single_product .fl-builder-content .fl-col[style*="width: 25%"],
  .single_product .fl-builder-content .fl-col[style*="width: 50%"] {
    flex-basis: 50% !important;
    max-width: 50% !important;
  }

  .web_main .fl-builder-content .fl-col[style*="width: 11.11%"],
  .web_main .fl-builder-content .fl-col[style*="width: 16.65%"],
  .web_main .fl-builder-content .fl-col[style*="width: 20%"],
  .web_main .fl-builder-content .fl-col[style*="width: 25%"],
  .web_main .fl-builder-content .fl-col[style*="width: 33.33%"],
  .web_main .fl-builder-content .fl-col[style*="width: 50%"] {
    width: 50% !important;
  }
}