* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100vw;
  max-width: 100vw;
  overflow-x: hidden;
}

body {
  background: #fff;
  color: #333;
  font-size: 14px;
  line-height: 1.6;
}

/* 全局防溢出 */
img,
table,
video,
iframe {
  max-width: 100%;
}

/* flex 子项允许收缩，防止内容撑破容器 */
.flex-item,
[class*="-item"],
[class*="-col"],
[class*="-card"] {
  min-width: 0;
}

/* 长文本自动换行 */
p,
h1,
h2,
h3,
h4,
h5,
h6,
span,
li,
td,
th {
  overflow-wrap: break-word;
  word-break: break-word;
}

a {
  text-decoration: none;
  color: inherit;
}

a:hover {
  color: #69bd43;
}

img {
  border: none;
  display: block;
  max-width: 100%;
}

ul,
ol {
  list-style: none;
}

input,
textarea,
button {
  border: none;
  outline: none;
}

.container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.top-bar {
  width: 100%;
  height: 38px;
  background: #f5f9ee;
}

.top-bar .top-inner {
  max-width: 1400px;
  width: 100%;
  height: 38px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.top-bar .welcome {
  color: #777;
  font-size: 13px;
}

.top-bar .welcome-line {
  width: 1px;
  height: 15px;
  background: #ddd;
  margin: 0 12px;
}

.top-bar .social-icons {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: 6px;
}

.top-bar .social-icons .icon-item {
  width: 22px;
  height: 22px;
  background: #69bd43;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease;
}

.top-bar .social-icons .icon-item img {
  width: 14px;
  height: 14px;
  position: absolute;
  top: 4px;
  left: 4px;
  transition: top 0.3s ease;
  filter: brightness(0) invert(1);
}

.top-bar .social-icons .icon-item img.phback {
  top: -18px;
}

.top-bar .social-icons .icon-item:hover {
  background: #549735;
}

.top-bar .social-icons .icon-item:hover img.phfront {
  top: 26px;
}

.top-bar .social-icons .icon-item:hover img.phback {
  top: 4px;
}

.header {
  width: 100%;
  background: #fff;
}

.header .header-inner {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 26px 20px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header .logo {
  flex-shrink: 0;
}

.header .logo img {
  height: 60px;
  width: auto;
}

.header .company-name-cn {
  font-size: 22px;
  color: #333;
  font-weight: bold;
  letter-spacing: 2px;
}

.header .company-name-en {
  font-size: 12px;
  color: #999;
  letter-spacing: 1px;
  margin-top: 4px;
}

.header .tel-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header .tel-text {
  display: flex;
  flex-direction: column;
  line-height: 1.4;
}

.header .tel-icon {
  width: 35px;
  height: 34px;
  flex-shrink: 0;
  transform-origin: 50% 50%;
  animation: tel-ring 2.4s ease-in-out infinite;
}

.header .tel-icon img {
  width: 100%;
  height: 100%;
}

.header .tel-label {
  font-size: 14px;
  color: #939bac;
}

.header .tel-number {
  font-size: 20px;
  color: #ff9900;
  letter-spacing: 0;
}

.main-nav {
  width: 100%;
  height: 56px;
  background: #69bd43;
}

.main-nav .nav-inner {
  max-width: 1400px;
  width: 100%;
  height: 56px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
  position: relative;
  display: flex;
}

.main-nav .nav-menu {
  display: flex;
  flex: 1;
  height: 56px;
}

.main-nav .nav-menu li {
  flex: 1;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease;
  cursor: pointer;
  position: relative;
}

.main-nav .nav-menu li a {
  display: block;
  width: 100%;
  height: 100%;
  line-height: 56px;
  text-align: center;
  font-size: 15px;
  color: #fff;
  font-weight: normal;
  transition: color 0.3s ease;
}

.main-nav .nav-menu li:hover {
  background: #549735;
}

.main-nav .nav-menu li:hover a {
  color: #fff;
}

.main-nav .nav-menu li.active {
  background: #549735;
}

/* 移动端电话 - 桌面端隐藏 */
.main-nav .nav-menu .mobile-tel {
  display: none;
  padding: 12px 20px;
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  margin-top: 4px;
}

.main-nav .nav-menu .mobile-tel .mt-label {
  font-size: 12px;
  opacity: 0.8;
}

.main-nav .nav-menu .mobile-tel .mt-num {
  font-size: 18px;
  font-weight: bold;
  margin-top: 2px;
}

.main-nav .search-box {
  width: 150px;
  height: 28px;
  background: #549735;
  border-radius: 3px;
  display: flex;
  overflow: hidden;
  align-self: center;
}

.main-nav .search-box input {
  flex: 1;
  height: 28px;
  padding: 0 8px;
  font-size: 12px;
  background: transparent;
  color: #afdf99;
}

.main-nav .search-box input::placeholder {
  color: #afdf99;
}

.main-nav .search-box .search-btn {
  width: 28px;
  height: 28px;
  background: url(../images/v_sch_36.svg) no-repeat center;
  background-size: 16px 16px;
  cursor: pointer;
}

/* 汉堡菜单按钮 - 桌面端隐藏 */
.main-nav .hamburger {
  display: none;
  width: 26px;
  height: 22px;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  padding: 2px 0;
  align-self: center;
}

.main-nav .hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.main-nav .hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.main-nav .hamburger.active span:nth-child(2) {
  opacity: 0;
}

.main-nav .hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.inpage-banner {
  width: 100%;
  height: 280px;
  position: relative;
  overflow: hidden;
}

.inpage-banner .swiper {
  width: 100%;
  height: 280px;
}

.inpage-banner .swiper-slide {
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.inpage-banner .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.inpage-banner .banner-caption {
  position: absolute;
  left: 50%;
  top: 40px;
  transform: translateX(-50%);
  text-align: center;
  z-index: 10;
  width: 39em;
  padding: 28px 60px;
  max-width: 90%;
  overflow: hidden;
  background: transparent;
}

.inpage-banner .banner-caption::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, #f5f9ee80 0%, #f5f9ee00 100%);
  z-index: -1;
}

.inpage-banner .banner-caption .en-title {
  font-size: 23px;
  color: #fff;
  letter-spacing: 0;
  white-space: nowrap;
}

.inpage-banner .banner-caption .cn-title {
  font-size: 26px;
  color: #fff;
  letter-spacing: 3px;
  line-height: 1.2;
  padding: 10px 20px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  white-space: nowrap;
}

.inpage-banner .banner-caption .sub-title {
  font-size: 20px;
  color: #ffb700;
  letter-spacing: 6px;
  margin-top: 6px;
  white-space: nowrap;
}

.section-title-bar {
  width: 100%;
  border-bottom: 1px dashed #d9d9d9;
  position: relative;
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
  gap: 15px;
  flex-wrap: wrap;
}

.section-title-bar .title-text {
  padding-left: 15px;
  border-left: 3px solid #497f09;
  font-size: 16px;
  color: #497f09;
  font-weight: bold;
  line-height: 1.4;
}

.section-title-bar .title-text .en {
  color: #999;
  font-size: 14px;
  font-weight: normal;
  margin-left: 4px;
}

.section-title-bar .sub-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.section-title-bar .sub-nav a {
  display: block;
  padding: 8px 20px;
  font-size: 14px;
  color: #113322;
  text-align: center;
  background: #f5f5f5;
  border-radius: 4px;
  transition: all 0.3s ease;
  line-height: 1.4;
}

.section-title-bar .sub-nav a:hover,
.section-title-bar .sub-nav a.active {
  background: #69bd43;
  color: #fff;
}

.page-head {
  width: 100%;
  background: #f7f7f7;
  border-bottom: 1px solid #eee;
}

.page-head .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.page-head .page-title {
  font-size: 18px;
  color: #333;
  font-weight: bold;
}

.page-head .breadcrumb {
  font-size: 13px;
  color: #999;
}

.page-head .breadcrumb a {
  color: #999;
}

.page-head .breadcrumb a:hover {
  color: #69bd43;
}

.service-promise {
  padding: 50px 0;
  background: #fff;
}

.service-promise .promise-grid {
  display: flex;
  gap: 30px;
}

.service-promise .promise-item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px 16px;
}

.service-promise .promise-icon {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #69bd43 0%, #497f09 100%);
  color: #fff;
  font-size: 26px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 8px 20px rgba(105, 189, 67, 0.28);
  position: relative;
}

.service-promise .promise-icon::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 1px dashed #69bd43;
  border-radius: 50%;
  opacity: 0.4;
}

.service-promise .promise-text h4 {
  font-size: 18px;
  color: #333;
  margin-bottom: 6px;
  font-weight: bold;
}

.service-promise .promise-text p {
  font-size: 13px;
  color: #888;
}

.footer {
  width: 100%;
  background: #2a2a2a;
  margin-top: 0;
  padding-top: 40px;
}

.footer .footer-inner {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px 40px;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
}

.footer .footer-col {
  flex: 1;
  padding: 0 20px;
}

.footer .footer-col h4 {
  font-size: 16px;
  color: #d9d9d9;
  margin-bottom: 20px;
  font-weight: normal;
}

.footer .footer-col ul li {
  margin-bottom: 10px;
  color: #aaa;
  font-size: 14px;
  line-height: 1.7;
}

.footer .footer-col ul li a {
  font-size: 14px;
  color: #d9d9d9;
  line-height: 1.7;
}

.footer .footer-col ul li a:hover {
  color: #69bd43;
}

.footer .footer-col .qr-box {
  width: 105px;
  height: 105px;
  border: 1px solid #444;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

.footer .footer-col .qr-box img {
  width: 95px;
  height: 95px;
}

.footer .copyright {
  width: 100%;
  text-align: center;
  padding: 15px 0;
  border-top: 1px solid #3c3c3c;
  font-size: 13px;
  color: #ccc;
  background: #2a2a2a;
}

.footer .copyright a {
  color: #ccc;
}

.footer .copyright a:hover {
  color: #69bd43;
}

.back-top {
  position: fixed;
  right: 30px;
  bottom: 80px;
  width: 40px;
  height: 40px;
  background: #69bd43;
  color: #fff;
  text-align: center;
  line-height: 40px;
  font-size: 20px;
  cursor: pointer;
  border-radius: 3px;
  display: none;
  z-index: 999;
}

.back-top:hover {
  background: #549735;
}

.page-main {
  padding: 40px 0 60px;
  background: #f7f7f7;
  min-height: 500px;
}

.page-main .container {
  background: #fff;
  padding: 40px;
  min-height: 500px;
}

.list-main {
  padding: 40px 0 60px;
  background: #f7f7f7;
}

.list-main .container {
  background: #fff;
  padding: 40px;
}

.product-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.product-grid .product-item {
  width: calc(25% - 15px);
  background: #fff;
  border: 1px solid #eee;
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.product-grid .product-item:hover {
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.product-grid .product-item .thumb {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

/* 产品分类角标 - 图片左上角 */
.cat-tag {
  position: absolute;
  top: 0;
  left: 0;
  background: #69bd43;
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  z-index: 2;
  border-bottom-right-radius: 8px;
  line-height: 1.4;
  letter-spacing: 1px;
}

.product-grid .product-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-grid .product-item:hover .thumb img {
  transform: scale(1.05);
}

.product-grid .product-item .info {
  padding: 15px;
  text-align: center;
}

.product-grid .product-item .info h3 {
  font-size: 14px;
  color: #333;
  font-weight: normal;
  margin-bottom: 8px;
}

.product-grid .product-item .info .price {
  font-size: 18px;
  color: #ff6600;
  font-weight: bold;
}

.news-list {
  display: flex;
  flex-direction: column;
}

.news-list .news-item {
  padding: 20px 0;
  border-bottom: 1px dashed #eee;
  transition: background 0.3s ease;
}

.news-list .news-item>a {
  display: flex;
  width: 100%;
  align-items: flex-start;
}

.news-list .news-item:hover {
  background: #fafafa;
}

.news-list .news-item .thumb {
  width: 240px;
  height: 160px;
  margin-right: 25px;
  overflow: hidden;
  flex-shrink: 0;
}

.news-list .news-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-list .news-item:hover .thumb img {
  transform: scale(1.05);
}

.news-list .news-item .info {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 160px;
  overflow: hidden;
  min-width: 0;
}

.news-list .news-item .info h3 {
  font-size: 18px;
  color: #333;
  margin-bottom: 15px;
  transition: color 0.3s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-list .news-item:hover .info h3 {
  color: #69bd43;
}

.news-list .news-item .info .meta {
  font-size: 13px;
  color: #999;
  margin-bottom: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.news-list .news-item .info .desc {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.pagination {
  margin-top: 40px;
  text-align: center;
}

.pagination>a,
.pagination>span {
  display: inline-block;
  min-width: 36px;
  height: 36px;
  line-height: 36px;
  text-align: center;
  padding: 0 12px;
  margin: 0 4px;
  background: #f5f5f5;
  color: #666;
  font-size: 14px;
  border-radius: 4px;
  transition: all 0.3s ease;
  vertical-align: middle;
  box-sizing: border-box;
}

.pagination>a:hover {
  background: #69bd43;
  color: #fff;
}

/* 当前页高亮（class 直接在 span 上） */
.pagination>span.active,
.pagination>.page-number.active {
  background: #69bd43;
  color: #fff;
  cursor: default;
}

/* 省略号 ... */
.pagination>span.total {
  background: transparent;
  color: #999;
  cursor: default;
  letter-spacing: 2px;
}

/* 上一页 / 下一页（含 SVG 箭头） */
.pagination>.prev-page,
.pagination>.next-page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  min-width: 40px;
  height: 40px;
  line-height: 1;
}

.pagination>.prev-page svg,
.pagination>.next-page svg {
  width: 18px;
  height: 18px;
  display: block;
}

/* prev/next 在首末页 disabled 状态（class 含 active，需覆盖回灰） */
.pagination>.prev-page.active,
.pagination>.next-page.active {
  background: #f5f5f5;
  color: #ccc;
  cursor: not-allowed;
}

.detail-page {
  padding: 40px 0 60px;
  background: #f7f7f7;
}

.detail-page .container {
  background: #fff;
  padding: 40px;
}

.detail-page .detail-header {
  text-align: center;
  padding-bottom: 30px;
  border-bottom: 1px solid #eee;
  margin-bottom: 30px;
}

.detail-page .detail-header h1 {
  font-size: 22px;
  color: #333;
  margin-bottom: 15px;
}

.detail-page .detail-header .meta {
  font-size: 13px;
  color: #999;
}

.detail-page .detail-content {
  font-size: 15px;
  color: #444;
  line-height: 2;
}

.detail-page .detail-content p {
  margin-bottom: 20px;
}

.detail-page .detail-content img {
  max-width: 100%;
  margin: 20px auto;
}

/* 详情页 - 产品信息表 */
.detail-page .detail-info {
  margin: 20px 0;
  border: 1px solid #eee;
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
}

.detail-page .detail-info .info-row {
  display: flex;
  align-items: baseline;
  padding: 12px 20px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 14px;
}

.detail-page .detail-info .info-row:last-child {
  border-bottom: none;
}

.detail-page .detail-info .info-label {
  flex-shrink: 0;
  width: 100px;
  color: #999;
  font-weight: normal;
}

.detail-page .detail-info .info-value {
  flex: 1;
  color: #333;
  word-break: break-all;
}

.detail-page .detail-info .price-value {
  color: #ff6600;
  font-size: 18px;
  font-weight: bold;
}

.detail-page .detail-info .info-action {
  padding: 16px 20px;
  background: #fff8f0;
  text-align: center;
}

.detail-page .detail-info .buy-btn {
  display: inline-block;
  padding: 10px 40px;
  background: #ff6600;
  color: #fff;
  font-size: 14px;
  border-radius: 4px;
  transition: background 0.3s ease;
}

.detail-page .detail-info .buy-btn:hover {
  background: #e55a00;
}

/* 详情页 - 顶部主图 */
.detail-page .detail-cover {
  text-align: center;
  margin: 20px 0 30px;
}

.detail-page .detail-cover img {
  max-width: 100%;
  margin: 0 auto;
  max-height: 100%;
  max-height: 30vh;
}

/* 详情页 - 相关产品 */
.detail-page .related-section {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid #eee;
}

.detail-page .related-section h3 {
  font-size: 18px;
  color: #497f09;
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 3px solid #497f09;
  font-weight: bold;
}

.detail-page .related-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.detail-page .related-grid .related-item {
  width: calc(25% - 15px);
  text-align: center;
  border: 1px solid #eee;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.detail-page .related-grid .related-item:hover {
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.detail-page .related-grid .related-item a {
  display: block;
  padding: 10px;
}

.detail-page .related-grid .related-item img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  margin: 0;
}

.detail-page .related-grid .related-item h4 {
  font-size: 14px;
  color: #333;
  margin: 10px 0 5px;
  font-weight: normal;
}

.detail-page .related-grid .related-item .price {
  color: #ff6600;
  font-size: 14px;
  font-weight: bold;
}

/* 详情页 - 相关资讯/通用列表样式（复用 .news-list） */
.detail-page .related-list .news-list .news-item {
  padding: 15px 0;
}

.detail-page .related-list .news-list .news-item .thumb {
  width: 120px;
  height: 80px;
  margin-right: 15px;
}

.detail-page .related-list .news-list .news-item .info h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.detail-page .related-list .news-list .news-item .info .desc {
  font-size: 13px;
  -webkit-line-clamp: 2;
}

/* 详情页 - 相关优势 3 列网格 */
.detail-page .related-grid-3 .related-item {
  width: calc(33.33% - 14px);
}

.detail-page .related-grid-3 .related-item .card-body {
  padding: 15px;
}

.detail-page .related-grid-3 .related-item .card-body h4 {
  font-size: 16px;
  color: #333;
  margin-bottom: 8px;
}

.detail-page .related-grid-3 .related-item .card-body .desc {
  font-size: 13px;
  color: #666;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.detail-page .related-grid-3 .related-item .thumb {
  height: 180px;
  overflow: hidden;
}

.detail-page .related-grid-3 .related-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0;
}

/* 详情页 - 底部上下页 + 返回列表 */
.detail-page .detail-foot {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid #eee;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}

.detail-page .prev-next {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.detail-page .prev-next a {
  display: inline-block;
  padding: 8px 20px;
  background: #f5f5f5;
  color: #666;
  font-size: 14px;
  transition: all 0.3s ease;
}

.detail-page .prev-next a:hover {
  background: #69bd43;
  color: #fff;
}

.detail-page .back-to-list {
  display: inline-block;
  padding: 10px 40px;
  background: #69bd43;
  color: #fff;
  font-size: 14px;
  transition: background 0.3s ease;
}

.detail-page .back-to-list:hover {
  background: #549735;
}

.contact-info {
  display: flex;
  margin-bottom: 40px;
  gap: 40px;
}

.contact-info .info-col {
  flex: 1;
}

.contact-info .info-col h3 {
  font-size: 18px;
  color: #333;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #69bd43;
}

.contact-info .info-col ul li {
  font-size: 14px;
  color: #666;
  line-height: 2;
}

.contact-info .info-col ul li strong {
  color: #333;
}

.contact-map {
  width: 100%;
  background: #f5f5f5;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
}

.contact-map img {
  width: 100%;
}

/* 列表 - 优势 2 列卡片网格 */
.advantage-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  margin-top: 20px;
}

.advantage-grid .advantage-item {
  width: calc(50% - 13px);
  background: #fff;
  border: 1px solid #eee;
  overflow: hidden;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.advantage-grid .advantage-item:hover {
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.advantage-grid .advantage-item .thumb {
  height: 240px;
  overflow: hidden;
}

.advantage-grid .advantage-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.advantage-grid .advantage-item:hover .thumb img {
  transform: scale(1.05);
}

.advantage-grid .advantage-item .card-body {
  padding: 20px;
}

.advantage-grid .advantage-item .card-body h3 {
  font-size: 18px;
  color: #333;
  margin-bottom: 10px;
}

.advantage-grid .advantage-item .card-body p {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

/* 关于我们 - 单段内容块 */
.about-block {
  padding: 20px 0;
}

.about-block img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 16px 0;
}

.about-block p {
  font-size: 15px;
  color: #444;
  line-height: 2;
  margin-bottom: 16px;
  text-indent: 2em;
}

.about-block .about-imgs {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 20px 0;
}

.about-block .about-imgs img {
  flex: 1;
  min-width: 200px;
  max-width: calc(50% - 10px);
  margin: 0;
}

/* 公司资质 - 统一比例图片网格 */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 24px 0;
}

.cert-grid .cert-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid #eee;
  border-radius: 4px;
  transition: transform 0.3s ease;
}

.cert-grid .cert-item img:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.cert-grid .cert-item-title {
  margin-top: 10px;
  font-size: 14px;
  color: #555;
  line-height: 1.5;
  text-align: center;
}

/* 发展历程 - 时间轴 */
.about-block .timeline {
  position: relative;
  padding-left: 40px;
  margin: 30px 0;
}

.about-block .timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, #69bd43, #a0d870);
  border-radius: 1px;
}

.about-block .timeline-item {
  position: relative;
  padding-bottom: 28px;
}

.about-block .timeline-item:last-child {
  padding-bottom: 0;
}

.about-block .timeline-item::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #69bd43;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px #69bd43;
  z-index: 1;
}

.about-block .timeline-year {
  font-size: 20px;
  font-weight: bold;
  color: #69bd43;
  margin-bottom: 4px;
}

.about-block .timeline-text {
  font-size: 14px;
  color: #555;
  line-height: 1.8;
  text-indent: 0;
}

/* 搜索结果头部 + 空结果 */
.search-result-head {
  padding: 20px 0;
  border-bottom: 1px solid #eee;
  margin-bottom: 20px;
}

.search-result-head .result-summary {
  font-size: 16px;
  color: #333;
}

.search-result-head .result-summary strong {
  color: #69bd43;
}

.empty-result {
  text-align: center;
  padding: 60px 0;
  color: #999;
}

.empty-result .empty-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.empty-result .empty-title {
  font-size: 18px;
}

.empty-result .empty-tip {
  font-size: 14px;
  margin-top: 10px;
}

.empty-result .empty-tip a {
  color: #69bd43;
}

.message-form {
  max-width: 700px;
  margin: 0 auto;
}

.message-form .form-row {
  display: flex;
  margin-bottom: 20px;
  align-items: flex-start;
}

.message-form .form-row label {
  width: 100px;
  text-align: right;
  padding-right: 15px;
  line-height: 40px;
  font-size: 14px;
  color: #333;
}

.message-form .form-row label .required {
  color: #ff0000;
  margin-right: 3px;
}

.message-form .form-row input[type="text"],
.message-form .form-row input[type="email"],
.message-form .form-row input[type="tel"] {
  flex: 1;
  height: 40px;
  padding: 0 15px;
  border: 1px solid #ddd;
  font-size: 14px;
}

.message-form .form-row textarea {
  flex: 1;
  padding: 10px 15px;
  border: 1px solid #ddd;
  font-size: 14px;
  resize: vertical;
  min-height: 150px;
}

.message-form .form-row input:focus,
.message-form .form-row textarea:focus {
  border-color: #69bd43;
}

.message-form .form-submit {
  padding-left: 115px;
}

.message-form .form-submit button {
  padding: 10px 40px;
  background: #69bd43;
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.message-form .form-submit button:hover {
  background: #549735;
}

/* ============ 移动端适配 ============ */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  /* 关于我们 - 移动端 */
  .about-block .about-imgs {
    gap: 12px;
  }

  .about-block .about-imgs img {
    min-width: 140px;
  }

  .cert-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .cert-grid .cert-item img {
    aspect-ratio: 1 / 1;
  }

  .about-block .timeline {
    padding-left: 32px;
  }

  .about-block .timeline-item::before {
    left: -28px;
    width: 12px;
    height: 12px;
  }

  .about-block .timeline-year {
    font-size: 18px;
  }

  /* 顶部栏 */
  .top-bar .top-inner {
    padding: 0 12px;
  }

  .top-bar .welcome {
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: calc(100% - 90px);
  }

  .top-bar .welcome-line {
    display: none;
  }

  .top-bar .social-icons {
    gap: 4px;
  }

  .top-bar .social-icons .icon-item {
    width: 18px;
    height: 18px;
  }

  .top-bar .social-icons .icon-item img {
    width: 12px;
    height: 12px;
    top: 3px;
    left: 3px;
  }

  .top-bar .social-icons .icon-item img.phback {
    top: -15px;
  }

  .top-bar .social-icons .icon-item:hover img.phfront {
    top: 21px;
  }

  .top-bar .social-icons .icon-item:hover img.phback {
    top: 3px;
  }

  /* 返回顶部按钮 - 移动端放在悬浮菜单按钮正上方 */
  .back-top {
    right: 26px;
    left: auto;
    bottom: 84px;
  }

  /* 头部 */
  .header .header-inner {
    flex-direction: column;
    padding: 15px;
    gap: 12px;
    text-align: center;
  }

  .header .logo img {
    height: 44px;
  }

  .header .company-name-cn {
    font-size: 16px;
  }

  .header .company-name-en {
    font-size: 10px;
  }

  .header .tel-group {
    gap: 8px;
  }

  .header .tel-icon {
    width: 26px;
    height: 26px;
  }

  .header .tel-number {
    font-size: 16px;
  }

  /* 主导航 - 手机端变为悬浮按钮 + 抽屉菜单 */
  .main-nav {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 52px;
    height: 52px;
    background: #69bd43;
    border-radius: 50%;
    z-index: 1002;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  }

  .main-nav .nav-inner {
    width: 100%;
    height: 100%;
    padding: 0;
    justify-content: center;
    align-items: center;
  }

  .main-nav .hamburger {
    display: flex;
  }

  .main-nav .nav-menu {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    max-width: 80vw;
    height: 100vh;
    flex-direction: column;
    background: #69bd43;
    z-index: 1002;
    padding: 20px 0;
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
    transform: translateX(-100%);
    transition: transform 0.32s ease;
    overflow-y: auto;
  }

  .main-nav .nav-menu.open {
    transform: translateX(0);
  }

  /* 抽屉遮罩 */
  .nav-drawer-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 1001;
  }

  .nav-drawer-overlay.active {
    display: block;
  }

  .main-nav .nav-menu li {
    flex: none;
    width: 100%;
    height: auto;
  }

  .main-nav .nav-menu li a {
    font-size: 15px;
    padding: 14px 24px;
    line-height: 1.4;
    text-align: left;
    justify-content: flex-start;
  }

  .main-nav .nav-menu li a::after {
    display: none;
  }

  .main-nav .nav-menu .mobile-tel {
    display: block;
    margin-top: auto;
  }

  .main-nav .search-box {
    display: none;
  }

  /* 内页 banner */
  .inpage-banner,
  .inpage-banner .swiper-slide {
    height: 180px;
  }

  .inpage-banner .banner-caption {
    top: 24px;
    padding: 16px 30px;
  }

  .inpage-banner .banner-caption::before {
    inset: 0;
  }

  .inpage-banner .banner-caption .en-title {
    font-size: 14px;
  }

  .inpage-banner .banner-caption .cn-title {
    font-size: 20px;
  }

  .inpage-banner .banner-caption .sub-title {
    font-size: 13px;
    letter-spacing: 3px;
  }

  /* 页面标题栏 */
  .page-head {
    padding: 15px 0;
  }

  .page-head .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    height: auto;
  }

  .page-head .page-title {
    font-size: 18px;
  }

  .page-head .breadcrumb {
    font-size: 12px;
  }

  /* 列表页主体 */
  .list-main {
    padding: 30px 0;
  }

  .list-main .container {
    padding: 30px 15px;
  }

  /* 详情页主体 */
  .detail-page {
    padding: 20px 0 30px;
  }

  .detail-page .container {
    padding: 20px 15px;
  }

  .detail-page .detail-header h1 {
    font-size: 19px;
  }

  .detail-page .detail-info .info-row {
    padding: 10px 14px;
    font-size: 13px;
  }

  .detail-page .detail-info .info-label {
    width: 80px;
  }

  .detail-page .detail-info .price-value {
    font-size: 16px;
  }

  .detail-page .detail-info .info-action {
    padding: 12px 14px;
  }

  .detail-page .detail-info .buy-btn {
    width: 100%;
    text-align: center;
    padding: 10px 20px;
  }

  .detail-page .detail-cover img {
    max-width: 100%;
  }

  .detail-page .related-grid {
    gap: 12px;
  }

  .detail-page .related-grid .related-item {
    width: calc(50% - 6px);
  }

  .detail-page .related-grid-3 .related-item {
    width: calc(50% - 6px);
  }

  .detail-page .related-grid .related-item img {
    height: 130px;
  }

  .detail-page .related-list .news-list .news-item .thumb {
    width: 100px;
    height: 70px;
  }

  .detail-page .detail-foot {
    flex-direction: column;
    align-items: stretch;
    gap: 15px;
  }

  .detail-page .back-to-list {
    text-align: center;
  }

  .section-title-bar {
    padding: 12px 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
  }

  .section-title-bar .sub-nav {
    gap: 8px;
  }

  .section-title-bar .sub-nav a {
    font-size: 12px;
    padding: 6px 12px;
  }

  /* 产品网格 */
  .product-grid {
    gap: 12px;
  }

  .product-grid .product-item {
    width: calc(50% - 6px);
  }

  .product-grid .product-item .thumb {
    height: 150px;
  }

  .product-grid .product-item .info {
    padding: 10px;
  }

  .product-grid .product-item .info h3 {
    font-size: 13px;
  }

  .product-grid .product-item .info .price {
    font-size: 15px;
  }

  /* 新闻列表缩略图 */
  .news-list .news-item .thumb {
    width: 120px;
    height: 90px;
    margin-right: 12px;
  }

  .news-list .news-item .info {
    min-height: 90px;
  }

  .news-list .news-item .info h3 {
    font-size: 15px;
    margin-bottom: 8px;
  }

  .news-list .news-item .info .meta {
    font-size: 12px;
    margin-bottom: 8px;
  }

  /* 联系我们 - 三列改单列 */
  .contact-info {
    flex-direction: column;
    gap: 25px;
  }

  .contact-map {
    height: 220px;
  }

  /* 留言表单 - 标签和输入框堆叠 */
  .message-form {
    max-width: 100%;
  }

  .message-form .form-row {
    flex-direction: column;
    align-items: stretch;
    margin-bottom: 22px;
  }

  .message-form .form-row label {
    width: 100%;
    text-align: left;
    padding-right: 0;
    margin-bottom: 10px;
    line-height: 1.4;
    font-size: 14px;
  }

  .message-form .form-row input[type="text"],
  .message-form .form-row input[type="email"],
  .message-form .form-row input[type="tel"],
  .message-form .form-row textarea {
    width: 100%;
    height: 44px;
    font-size: 14px;
    padding: 12px 12px;
  }

  .message-form .form-row textarea {
    height: auto;
    min-height: 130px;
    padding: 12px;
  }

  .message-form .form-submit {
    padding-left: 0;
  }

  .message-form .form-submit button {
    width: 100%;
    padding: 12px 0;
  }

  /* 分页 */
  .pagination>a,
  .pagination>span {
    min-width: 32px;
    height: 32px;
    line-height: 32px;
    padding: 0 8px;
    font-size: 13px;
  }

  .pagination>.prev-page,
  .pagination>.next-page {
    min-width: 34px;
    height: 34px;
  }

  .pagination>.prev-page svg,
  .pagination>.next-page svg {
    width: 16px;
    height: 16px;
  }

  /* 服务承诺 - 上图下文，一行两个 */
  .service-promise {
    padding: 30px 0;
  }

  .service-promise .promise-grid {
    flex-wrap: wrap;
    gap: 20px;
  }

  .service-promise .promise-item {
    flex: 0 0 calc(50% - 10px);
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
    padding: 20px 10px;
    border: 1px solid #f0f0f0;
    border-radius: 8px;
  }

  /* 页脚 */
  .footer {
    padding-top: 24px;
  }

  .footer .footer-inner {
    gap: 0;
    padding: 0 15px 24px;
  }

  .footer .footer-col {
    flex: 0 0 100%;
    padding: 0;
    margin-bottom: 20px;
  }

  .footer .footer-col h4 {
    font-size: 14px;
    margin-bottom: 10px;
  }

  .footer .footer-col ul {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 20px;
  }

  .footer .footer-col ul li {
    margin-bottom: 0;
    font-size: 13px;
    line-height: 1.6;
  }

  .footer .footer-col ul li a {
    font-size: 13px;
    line-height: 1.6;
  }

  .footer .footer-col .qr-box {
    width: 80px;
    height: 80px;
    margin-bottom: 6px;
  }

  .footer .footer-col .qr-box img {
    width: 72px;
    height: 72px;
  }

  .footer .copyright {
    padding: 12px 15px;
    font-size: 12px;
  }
}

@media (max-width: 480px) {
  .product-grid .product-item {
    width: 100%;
  }

  .detail-page .related-grid .related-item {
    width: 100%;
  }

  .detail-page .related-grid-3 .related-item {
    width: 100%;
  }

  .main-nav .nav-menu li {
    flex: none;
    width: 100%;
  }

  .footer .footer-col {
    flex: 0 0 100%;
    margin-bottom: 12px;
  }

  .footer .footer-col h4 {
    margin-bottom: 8px;
  }

  .footer .footer-col ul {
    gap: 4px 16px;
  }

  .footer .footer-col ul li {
    margin-bottom: 4px;
  }

  .service-promise .promise-item {
    flex: 0 0 calc(50% - 10px);
    padding: 15px 8px;
  }

  .service-promise .promise-icon {
    width: 48px;
    height: 48px;
    font-size: 22px;
  }

  .service-promise .promise-text h4 {
    font-size: 16px;
    margin-bottom: 4px;
  }

  .service-promise .promise-text p {
    font-size: 12px;
  }
}

@keyframes tel-ring {

  0%,
  100% {
    transform: rotate(0deg);
  }

  10%,
  30% {
    transform: rotate(-12deg);
  }

  20%,
  40% {
    transform: rotate(12deg);
  }

  50% {
    transform: rotate(-8deg);
  }

  60% {
    transform: rotate(8deg);
  }

  70% {
    transform: rotate(0deg);
  }
}

@keyframes tel-float {

  0%,
  100% {
    transform: translateY(0);
    opacity: 0.75;
  }

  50% {
    transform: translateY(-3px);
    opacity: 1;
  }
}