/* =============================================
   Greenlitec - 全局变量与基础样式
   ============================================= */
:root {
  --primary-green: #549940;
  --accent-green: #8db641;
  --dark-green: #1b3d33;
  --dark-green-deep: #0f2a22;
  --text-dark: #333333;
  --text-grey: #666666;
  --text-light-grey: #999999;
  --white: #ffffff;
  --container-max: 1600px;
  --header-height: 80px;
  --transition: 0.3s ease;
  --maxper96: 96%;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text-dark);
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1%;
  
  
  max-width: 1750px;
  padding: 0px 5%;
}

/* =============================================
   Header 导航栏
   ============================================= */
.header {
  background: var(--white);
  height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.header-inner {
  max-width: var(--maxper96);
  margin: 0 auto;
  padding: 0 50px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}

.logo-text {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary-green);
  letter-spacing: 0.5px;
}



/* 导航菜单 */
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-item {
  position: relative;
}

.nav-item-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-list > .nav-item > a,
.nav-item-row > a {
  font-size: 18px;
  color: var(--text-dark);
  text-transform: capitalize;
  letter-spacing: 0.3px;
  font-weight: 600;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--primary-green);
}

/* 下拉切换按钮（桌面端隐藏） */
.nav-dropdown-toggle {
  display: none;
}

/* 桌面端下拉菜单 */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  min-width: 200px;
  background: var(--white);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  border-bottom: 3px solid var(--accent-green);
  padding: 8px 0 4px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 1001;
}

.nav-dropdown::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}

.nav-dropdown li {
  border: none;
}

.nav-dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 16px;
  font-weight: 400;
  color: var(--text-dark);
  text-transform: none;
  white-space: nowrap;
  transition: color var(--transition), background var(--transition);
}

.nav-dropdown a:hover {
  color: var(--primary-green);
  background: rgba(118, 184, 42, 0.06);
}

/* 搜索框 */
.search-wrap {
  position: relative;
}

.search-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  transition: color var(--transition);
}

.search-btn:hover,
.search-btn.is-active {
  color: var(--primary-green);
}

.search-btn svg {
  width: 20px;
  height: 20px;
}

.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 240px;
  background: var(--white);
  border: 1px solid #e8e8e8;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  border-radius: 4px;
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 1002;
}

.search-dropdown.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.search-form {
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-input {
  flex: 1;
  min-width: 0;
  height: 36px;
  padding: 0 12px;
  border: 1px solid #ddd;
  border-radius: 3px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text-dark);
  outline: none;
  transition: border-color var(--transition);
}

.search-input:focus {
  border-color: var(--primary-green);
}

.search-input::placeholder {
  color: var(--text-light-grey);
}

.search-submit {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-green);
  color: var(--white);
  border-radius: 3px;
  transition: background var(--transition);
}

.search-submit:hover {
  background: #659a24;
}

.search-submit svg {
  width: 16px;
  height: 16px;
}

/* 汉堡菜单按钮（默认隐藏） */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--dark-green);
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   Hero 横幅轮播
   ============================================= */
.hero {
  position: relative;
  overflow: hidden;
}

.hero--mobile {
  display: block;
}

.hero-swiper {
  width: 100%;
  position: relative;
}

.hero-swiper .swiper-slide {
  height: auto;
}

.hero-slide {
  position: relative;
  display: block;
  height: auto;
  overflow: hidden;
  background: #1a1a1a;
  text-decoration: none;
  color: inherit;
}

/* 完整显示轮播图，不再裁切 */
.hero-bg {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: top;
  position: relative;
  z-index: 0;
}

.hero-overlay {
  display: none;
}

.hero-inner {
  position: absolute;
  inset: 0;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 80px 50px;
  width: 100%;
  display: flex;
  align-items: center;
  pointer-events: none;
}

.hero-content {
  max-width: 620px;
}

/* 底部长条切换点（覆盖 Swiper 默认圆点变量） */
.hero-pagination {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  z-index: 5;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  --swiper-pagination-bullet-width: 32px;
  --swiper-pagination-bullet-height: 8px;
  --swiper-pagination-bullet-border-radius: 4px;
  --swiper-pagination-bullet-size: 8px;
  --swiper-pagination-bullet-horizontal-gap: 0px;
  --swiper-pagination-color: #fff;
  --swiper-pagination-bullet-inactive-color: #fff;
  --swiper-pagination-bullet-inactive-opacity: 0.45;
}

.hero-pagination .swiper-pagination-bullet {
  width: 32px !important;
  height: 8px !important;
  margin: 0 !important;
  border-radius: 4px !important;
  background: rgba(255, 255, 255, 0.45) !important;
  opacity: 1 !important;
  transition: width .25s ease, background .25s ease;
  cursor: pointer;
}

.hero-pagination .swiper-pagination-bullet-active {
  width: 48px !important;
  height: 8px !important;
  background: #fff !important;
}

.hero-title {
  font-size: 52px;
  font-weight: 800;
  color: var(--white);
  text-transform: uppercase;
  line-height: 1.12;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 17px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 28px;
  line-height: 1.5;
}

.hero-features {
  margin-bottom: 36px;
}

.hero-features li {
  color: var(--white);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding-left: 22px;
  position: relative;
  margin-bottom: 10px;
  line-height: 1.5;
}

.hero-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  background: transparent;
}

.hero-features li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 7px;
  width: 5px;
  height: 3px;
  border-left: 1.5px solid var(--white);
  border-bottom: 1.5px solid var(--white);
  transform: rotate(-45deg);
}

.hero-btn {
  display: inline-block;
  padding: 14px 40px;
  background: var(--white);
  color: var(--primary-green);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  border-radius: 50px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.hero-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* =============================================
   New Product 新品区域
   ============================================= */
.new-product {
  position: relative;
  padding: 0px 0 80px 0px;
  overflow: hidden;
  background: url(../picture/indexproductbj1b.png);
  background-size: 100% 100%;
}

.new-product-toppic{
	opacity: 0.3;
}


/* 右侧贴边：容器取消右内边距并铺满视口宽度 */
.new-product .container {
  max-width: 100%;
  padding-right: 0;
}

/* 背景水印文字 */
/* .watermark {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: clamp(80px, 14vw, 180px);
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(180, 200, 220, 0.35);
  text-stroke: 1.5px rgba(180, 200, 220, 0.35);
  letter-spacing: 8px;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  z-index: 0;
} */

/* 区域标题栏：与左侧 feature-image 右缘对齐 */
.section-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 24px;
  margin-bottom: 40px;
  margin-top: 30px;
}

.section-title {
  flex: 0 0 45%;
  text-align: right;
  font-size: 48px;
  font-weight: 900;
  color: var(--primary-green);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Swiper 导航按钮 */
.swiper-nav {
  display: flex;
  gap: 10px;
}

/* New Product：箭头位于轮播区上方、第一张卡片右缘附近 */
.new-product .section-header .swiper-nav {
  position: static;
  transform: none;
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
  align-items: center;
  padding-right: 14.33%;
  box-sizing: border-box;
}

.swiper-nav-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), opacity var(--transition);
}

.swiper-nav-btn:hover {
  transform: scale(1.08);
}

.swiper-nav-btn--prev {
  background: #d8d8d8;
  color: var(--white);
}

.swiper-nav-btn--next {
  background: var(--primary-green);
  color: var(--white);
}

.swiper-nav-btn svg {
  width: 25px;
  height: 25px;
}

/* 产品展示区布局 */
.product-showcase {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 24px;
  align-items: stretch;
}

/* 左侧大图 */
.feature-image {
  flex: 0 0 45%;
  border-radius: 2px;
  overflow: hidden;
  min-height: 380px;
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 380px;
}

/* 右侧轮播 */
.product-swiper-wrap {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.product-swiper {
  width: 100%;
  height: 100%;
}

.product-swiper .swiper-slide {
  height: auto;
}

/* 产品卡片 */
.product-card {
  background: var(--white);
  box-shadow: 0 4px 1px rgba(0, 0, 0, 0.08);
  border: 2px solid #f9f9f9;
  border-radius: 2px;
  padding: 24px 24px 20px;
  height: 100%;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: box-shadow var(--transition);
}

.product-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* NEW 星形徽章 */
.new-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 52px;
  z-index: 2;
}

.product-card-header {
  margin-bottom: 12px;
}

.product-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: 0.5px;
}

.product-subtitle {
  font-size: 12px;
  color: var(--text-grey);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-top: 4px;
  font-weight: 600;
}

.product-patent {
  font-size: 10px;
  color: var(--text-light-grey);
  line-height: 1.7;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.product-patent p {
  margin: 0;
}

.product-image-wrap {
  flex: 1;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  position: relative;
  min-height: 200px;
}

.product-image-wrap img {
  max-height: 240px;
  width: auto;
  object-fit: contain;
}

.product-card-logo {
  position: absolute;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.product-card-logo img {
  height: 50px;
}



/* =============================================
   Product Category 产品分类与网格
   ============================================= */
.product-category {
  background: var(--white);
}

.product-categorymain{
	padding: 0px 2% 0px 0%;
}

.category-layout {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

/* 左侧分类栏 */
.category-sidebar {
  flex: 0 0 28%;
  background: #f5f5f5;
  padding: 20px 0;
}


@media (max-width: 2500px) and (min-width: 1800px){
.category-sidebar {
    min-height: 100vh;
}

}


.category-sidebar-menu {
  display: flex;
  align-items: stretch;
  gap: 80px;
}

.category-sidebar-mark {
  flex-shrink: 0;
  display: flex;
  align-items: stretch;
}

.category-sidebar-mark img {
  display: block;
  width: auto;
  height: 100%;
  min-height: 100%;
  object-fit: contain;
}

.category-list {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  margin-top: 70px;
  text-align: right;
  border-left: white 1px solid;
}

.home-category-empty {
  grid-column: 1 / -1;
  padding: 48px 16px;
  text-align: center;
  color: var(--text-grey);
  font-size: 16px;
}

.category-item {
  position: relative;
}

.category-item a {
  display: block;
  padding: 24px 24px 24px 20px;
  font-size: 18px;
  color: var(--text-grey);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color var(--transition), background var(--transition);
  
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.category-item a:hover {
  color: var(--primary-green);
}

.category-item.active a {
  color: var(--primary-green);
  background: rgba(255, 255, 255, 1);
}

.category-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 14px;
  background: var(--primary-green);
}

/* 右侧产品区 */
.category-main {
  flex: 1;
  min-width: 0;
  margin-top: 45px;
}

/* 产品网格 */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  min-width: 0;
}

.grid-card {
  border: 1px solid #e5e5e5;
  background: var(--white);
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.grid-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-green);
  color: var(--primary-green);
}

.grid-card:hover .grid-card-footer {
  border-top: 1px solid var(--primary-green);
}


.grid-card-img {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.grid-card-img img {
  width: 100%;
  object-fit: contain;
  margin: 0 auto;
}

.grid-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 14px 17px 14px;
  border-top: 1px solid #f0f0f0;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.grid-card-name {
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.5px;
}

.grid-card-arrow {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light-grey);
  transition: color var(--transition), transform var(--transition);
}

.grid-card:hover .grid-card-arrow {
  color: var(--primary-green);
  transform: translateX(3px);
}

.grid-card-arrow svg {
  width: 14px;
  height: 14px;
}

.category-more-wrap {
  text-align: center;
  margin-top: 40px;
}

.btn-outline {
  display: inline-block;
  padding: 12px 40px;
  border: 1px solid #ccc;
  color: var(--text-grey);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.btn-outline:hover {
  border-color: var(--primary-green);
  color: var(--primary-green);
  background: rgba(118, 184, 42, 0.04);
}

/* =============================================
   About Us 关于我们
   ============================================= */
.about-us {
  position: relative;
  padding: 90px 0px 40px 0px;
  overflow: hidden;
  background: url(../picture/indexaboutbj.png) no-repeat center center;
  background-size: 100% 100%;
}

.about-deco {
  position: absolute;
  right: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(118, 184, 42, 0.15) 0%, rgba(118, 184, 42, 0.05) 50%, transparent 70%);
  border-radius: 60% 40% 55% 45% / 50% 60% 40% 50%;
  pointer-events: none;
}

.about-layout {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 120px;
  align-items: center;
}

.about-content {
  flex: 1;
  min-width: 0;
}

.about-label {
  display: inline-block;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-green);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.about-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 24px;
}

.about-text {
  font-size: 16px;
  color: var(--text-grey);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-more {
    margin-top: 28px;
    transition: gap var(--transition);
    display: flex;
    justify-content: flex-end;
}

.about-more:hover {
  gap: 10px;
}

.about-more svg {
  width: 16px;
  height: 16px;
}

.about-images {
  flex: 0 0 46%;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-img {
  width: 100%;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}


/* =============================================
   Certificate 证书轮播
   ============================================= */
.certificate {
  position: relative;
  z-index: 2;
  padding: 70px 0 0;
  overflow: hidden;
}

.watermark--cert {
  font-size: clamp(60px, 12vw, 160px);
  -webkit-text-stroke: 1.5px rgba(200, 200, 200, 0.5);
  text-stroke: 1.5px rgba(200, 200, 200, 0.5);
  letter-spacing: 12px;
}

.certificate-slider-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 1200px;
  margin: 0px auto;
  margin-top: 150px;
}

.certificate-shelf {
  flex: 1;
  border-radius: 2px;
  min-width: 0;
}

.certificate-swiper {
  width: 100%;
}

.cert-card {
  display: flex;
  justify-content: center;
  padding: 0 8px;
}

.cert-card img {
  width: 100%;
  object-fit: cover;
  border: 1px solid #eee;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

a.cert-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.cert-nav-btn {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
}

.cert-nav-btn:hover {
  transform: scale(1.08);
}

.cert-nav-btn--prev {
  background: #d8d8d8;
  color: var(--white);
}

.cert-nav-btn--next {
  background: var(--primary-green);
  color: var(--white);
}

.cert-nav-btn svg {
  width: 25px;
  height: 25px;
}

.addcertificate{
	text-align: center;
	margin-top: -160px;
}

.addcertificate img{
    display: inline-block;
}

.addcertificate1{
	margin-top: -100px;
}


/* =============================================
   Contact Bar 联系栏
   ============================================= */
.contact-bar {
  padding: 0 0 80px;
  background: var(--white);
}

.contact-bar-inner {
  position: relative;
  
  background: url(../picture/ftbj.png) no-repeat;
  background-size: cover;
  background-position: center;
  border-radius: 20px;
  padding: 30px 80px;
  overflow: hidden;
}

.contact-bar-deco {
	font-size: 24px;
	font-weight: 100;
	color: white;
	margin-bottom: 10px;
}



.contact-bar-info {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
}

.contact-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 28px;
  font-weight: 600;
  color: var(--white);
  transition: opacity var(--transition);
}

.contact-item1{
	font-size: 18px;
}

.contact-item:hover {
  opacity: 0.85;
}

.contact-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* =============================================
   Footer 页脚
   ============================================= */
.footer {
  background: #1a1a1a;
  color: #aaa;
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 40px;
  border-bottom: 1px solid #333;
}

.footer-col--logo {
	padding-top: 20px;
}



.footer-heading {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 18px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 14px;
  opacity: 0.5;
  color: #fff;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--primary-green);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: 14px;
  color: #fff;
  opacity: 0.7;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.55);
  transition: border-color var(--transition), color var(--transition), background-color var(--transition);
}

.social-icon:hover {
  border-color: var(--primary-green);
  color: var(--primary-green);
  background-color: rgba(118, 184, 42, 0.08);
}

.social-icon svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* 桌面端悬停展开下拉 */
@media (min-width: 1001px) {
  .nav-item--dropdown:hover .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}

/* =============================================
   响应式 - 断点 1000px
   ============================================= */
@media (max-width: 1000px) {
  .container,
  .header-inner {
    padding: 0 20px;
  }

  /* 导航 - 汉堡菜单 */
  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 20px;
    gap: 0;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    z-index: 999;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
  }

  .nav-list .nav-item {
    width: 100%;
    border-bottom: 1px solid #eee;
  }

  .nav-item-row {
    width: 100%;
    justify-content: space-between;
  }

  .nav-item-row > a,
  .nav-list > .nav-item > a {
    display: block;
    flex: 1;
    padding: 14px 0;
    font-size: 15px;
  }

  /* 移动端显示下拉箭头 */
  .nav-dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    position: relative;
  }

  .nav-dropdown-toggle::after {
    content: "";
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--text-dark);
    border-bottom: 2px solid var(--text-dark);
    transform: rotate(45deg);
    transition: transform var(--transition);
    margin-top: -4px;
  }

  .nav-item--dropdown.is-open .nav-dropdown-toggle::after {
    transform: rotate(-135deg);
    margin-top: 4px;
  }

  /* 移动端下拉为手风琴 */
  .nav-dropdown {
    position: static;
    min-width: 0;
    width: 100%;
    box-shadow: none;
    border-bottom: none;
    padding: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    background: #f9f9f9;
  }

  .nav-item--dropdown.is-open .nav-dropdown {
    max-height: 320px;
    border-bottom: 3px solid var(--accent-green);
  }

  .nav-dropdown a {
    padding: 12px 20px 12px 28px;
    font-size: 14px;
  }

  /* 手机端：直接显示全宽搜索框，隐藏放大镜按钮 */
  .search-wrap {
    width: 100%;
    margin-top: 0;
    align-self: stretch;
    border-bottom: 1px solid #eee;
    padding: 12px 0 14px;
  }

  .search-btn {
    display: none;
  }

  .search-dropdown {
    position: static;
    right: auto;
    left: auto;
    min-width: 0;
    width: 100%;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
    padding: 0;
    background: transparent;
  }

  /* Hero：服务端已按设备只输出一套，无需再隐藏另一套 */
  .hero--pc,
  .hero--mobile {
    display: block;
  }

  .hero-slide {
    min-height: 0;
  }

  .hero-inner {
    padding: 40px 20px;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
    margin: 0 auto;
  }

  .hero-pagination {
    bottom: 14px;
    gap: 8px;
    --swiper-pagination-bullet-width: 24px;
    --swiper-pagination-bullet-height: 8px;
    --swiper-pagination-bullet-size: 8px;
  }

  .hero-pagination .swiper-pagination-bullet {
    width: 24px !important;
    height: 8px !important;
  }

  .hero-pagination .swiper-pagination-bullet-active {
    width: 36px !important;
    height: 8px !important;
  }

  .hero-title {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 14px;
  }

  .hero-features {
    text-align: left;
    display: inline-block;
  }

  .hero-features li {
    font-size: 12px;
  }

  /* New Product 区域 */
  .new-product {
    padding: 50px 0 60px;
  }

  .new-product .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .watermark {
    font-size: 60px;
    letter-spacing: 4px;
    opacity: 0.6;
  }

  .section-header {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    margin-bottom: 30px;
  }

  .section-title {
    flex: none;
    width: 100%;
    text-align: right;
    font-size: 22px;
  }

  .swiper-nav {
    position: static;
    transform: none;
  }

  .new-product .section-header .swiper-nav {
    flex: none;
    width: 100%;
    padding-right: 0;
    justify-content: flex-end;
  }

  .product-showcase {
    flex-direction: column;
    gap: 20px;
    width: 100%;
    overflow: hidden;
  }

  .feature-image {
    flex: none;
    width: 100%;
    min-height: 240px;
  }

  .feature-image img {
    min-height: 240px;
  }

  .product-swiper-wrap {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .product-swiper {
    width: 100%;
    overflow: hidden;
  }

  .product-card {
    min-height: 340px;
  }

  .product-image-wrap img {
    max-height: 200px;
  }

  /* Product Category */
  .product-category {
    padding: 20px 0 60px;
  }

  .product-categorymain {
    padding: 0 20px;
  }

  .category-layout {
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .category-main {
    width: 100%;
    max-width: 100%;
    margin-top: 10px;
  }

  .category-sidebar {
    flex: none;
    width: 100%;
    max-width: 100%;
    padding: 0;
    overflow: hidden;
  }

  .product-category .addbjpic {
    display: none;
  }

  .category-sidebar-menu {
    flex-direction: column;
    width: 100%;
    min-width: 0;
    gap: 0;
  }

  .category-sidebar-mark {
    display: none;
  }

  .category-list {
    flex-direction: row;
    flex-wrap: nowrap;
    white-space: nowrap;
    overflow-x: auto;
    width: 100%;
    margin-top: 0;
    border-left: none;
    text-align: left;
    padding: 0;
    -webkit-overflow-scrolling: touch;
  }

  .category-item {
    flex-shrink: 0;
  }

  .category-item.active::before {
    width: 100%;
    height: 2px;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
  }

  .category-item a {
    padding: 4px 12px;
    font-size: 16px;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    width: 100%;
  }

  .grid-card-img {
    min-height: 140px;
    padding: 14px 10px 8px;
  }

  .grid-card-img img {

  }

  /* About Us */
  .about-us {
    padding: 50px 0 50px;
  }

  .about-layout {
    flex-direction: column;
    gap: 30px;
  }

  .about-images {
    flex: none;
    width: 100%;
  }

  .about-title {
    font-size: 22px;
  }

  .about-deco {
    width: 300px;
    height: 300px;
    right: -60px;
  }

  /* Certificate */
  .certificate {
    padding: 16px 0 0;
	margin-top: 30px;
  }

  .certificate-slider-wrap {
    flex-direction: row;
    align-items: center;
    gap: 12px;
    margin-top: 0;
    max-width: 100%;
  }

  .cert-nav-btn {
    display: flex;
    width: 36px;
    height: 36px;
    flex-shrink: 0;
  }

  .cert-nav-btn svg {
    width: 18px;
    height: 18px;
  }

  .certificate-shelf {
    width: 100%;
    padding: 0;
    flex: 1;
    min-width: 0;
  }

  .cert-card {
    padding: 0;
    justify-content: center;
  }

  .cert-card img {
    width: 60vw;
    max-width: 60vw;
    height: auto;
    max-height: none;
    object-fit: contain;
  }

  .addcertificate img {
    max-width: 100%;
    height: auto;
  }

  .certificate .addcertificate:not(.addcertificate1) img {
    max-height: 100px;
    object-fit: contain;
  }

  .addcertificate1 {
    margin-top: -10px;
  }

  .addcertificate1 img {
    width: 70%;
    max-width: 320px;
    height: auto;
  }

  /* Contact Bar */
  .contact-bar {
    padding: 0 0 50px;
	margin-top: 30px;
  }
  
  .about-cert{
	  padding: 0px 0px 20px 0px!important;
  }


  .contact-bar-info {
    flex-direction: column;
    gap: 14px;
    align-items: flex-start;
  }


  /* Footer */
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 20px;
  }

  .footer-col--logo {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .addcertificate{
	  margin-top: -30px;
  }
  
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 26px;
  }

  .logo-name {
    font-size: 20px;
  }

  .logo-icon {
    width: 34px;
    height: 34px;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}

/* =============================================
   内页标题条（产品列表等）
   ============================================= */
.page-title-bar {
  background: linear-gradient(90deg, #2e8b57 0%, #3ba38a 100%);
  position: relative;
  overflow: hidden;
}





/* =============================================
   产品列表页 productlist.html
   ============================================= */
.product-list-page {
  padding: 0px 0px 70px 0px;
  background: #f3f4f4;
}

.plist-layout {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

/* 左侧分类栏 */
.plist-sidebar {
  flex: 0 0 400px;
  background: white;
}

.plist-categories-box {
	padding: 20px;
}

.addbjpic{
	margin-top: 50px;
}

.addbjpic img{
	width: 100%;
}

.plist-categories-title {
  font-size: 20px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 16px 20px;
  background: #f3f4f4;
}

.plist-cat-list {
  padding: 8px 0 16px;
}

.plist-cat-item {
  position: relative;
}

.plist-cat-item a {
  display: block;
  padding: 12px 20px 12px 20px;
  font-size: 16px;
  color: var(--text-grey);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  transition: color var(--transition), background var(--transition);
}

.plist-cat-item a:hover {
  color: var(--primary-green);
}

.plist-cat-item.active a {
  color: var(--primary-green);
}

/* .plist-cat-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary-green);
 */}



/* 右侧产品区 */
.plist-main {
  flex: 1;
  min-width: 0;
}

.plist-main.myaddprolist{
	padding-right: 2%;
}

.plist-main.myaddprolist .product-grid{
    grid-template-columns: repeat(3, 1fr);
}

/* 分页 */
.plist-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 40px;
}

.plist-pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-grey);
  border-radius: 50%;
  transition: background var(--transition), color var(--transition);
}

.plist-pagination a:hover {
  color: var(--primary-green);
}

.plist-pagination a.active {
  background: var(--primary-green);
  color: var(--white);
}

/* 产品列表页响应式 */
@media (max-width: 1000px) {
  .page-title-inner {
  
  }

  .product-list-page {
    padding: 40px 20px 50px;
  }

  .plist-layout {
    flex-direction: column;
    gap: 24px;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .plist-sidebar {
    flex: none;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .plist-categories-box {
    padding: 12px 16px;
  }

  .plist-cat-list {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    width: 100%;
    padding: 0;
    -webkit-overflow-scrolling: touch;
  }

  .plist-cat-item {
    flex-shrink: 0;
  }

  .plist-cat-item.active::before {
    width: 100%;
    height: 3px;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
  }

  .plist-cat-item a {
    padding: 12px 14px;
    font-size: 11px;
  }

  .plist-main,
  .myaddprolist {
    width: 100%;
    max-width: 100%;
    padding-left: 0;
    padding-right: 0;
  }

  .product-list-page .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    width: 100%;
  }
  
  .addbjpic{
	  margin-top: 0px;
  }

  .addbjpic img {
    display: none;
  }
  
  .category-sidebar{
	  background: none;
  }
  
  .about-section--process{
	  padding: 10px 0px!important;
  }

}

/* =============================================
   产品详情页 productdetail.html
   ============================================= */
.pd-hero {
  position: relative;
  background: #ebf9f7;
  padding: 50px 0 60px;
}

.pd-hero-layout {
  display: flex;
  gap: 5%;
  align-items: flex-start;
  flex-wrap: wrap;
}

/* 图库 */
.pd-gallery {
  flex: 0 0 auto;
  width: auto;
  display: flex;
  flex-direction: row;
  gap: 14px;
  min-width: 0;
  max-width: 100%;
  align-items: flex-start;
}

.pd-thumbs-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  order: -1;
}

.pd-hero-layout:has(.pd-thumbs-wrap--scrollable) {
  padding-top: 34px;
}

.pd-thumbs-viewport {
  width: 140px;
  overflow: hidden;
}

/* 超过 4 张图时才可滚动（电脑端隐藏滚动条，仍可用箭头/滚轮滚动） */
.pd-thumbs-wrap--scrollable .pd-thumbs-viewport {
  max-height: 620px;
  overflow-x: hidden;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.pd-thumbs-wrap--scrollable .pd-thumbs-viewport::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
}

.pd-thumbs {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex-shrink: 0;
}

.pd-thumbs-nav {
  width: 32px;
  height: 28px;
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid #ddd;
  border-radius: 3px;
  color: var(--text-grey);
  flex-shrink: 0;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.pd-thumbs-wrap--scrollable .pd-thumbs-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
}

.pd-thumbs-wrap--scrollable .pd-thumbs-nav--prev {
  top: -34px;
}

.pd-thumbs-wrap--scrollable .pd-thumbs-nav--next {
  bottom: -34px;
}

.pd-thumbs-nav:hover:not(:disabled) {
  border-color: var(--primary-green);
  color: var(--primary-green);
  background: rgba(118, 184, 42, 0.06);
}

.pd-thumbs-nav:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.pd-thumbs-nav svg {
  width: 16px;
  height: 16px;
}

.pd-thumb-btn {
  display: block;
  width: 140px;
  height: 140px;
  padding: 0;
  border: 2px solid #e0e0e0;
  background: var(--white);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition);
}

.pd-thumb.active .pd-thumb-btn {
  border-color: var(--primary-green);
}

.pd-thumb-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pd-main-image {
  flex: 1 1 auto;
  width: auto;
  max-width: 630px;
  min-width: 0;
  aspect-ratio: 1 / 1;
  height: auto;
  background: #ebebeb;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.pd-main-image img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 630px;
  max-height: 630px;
  object-fit: contain;
}

/* 产品信息 */
.pd-info {
  flex: 1 1 320px;
  min-width: 280px;
  max-width: 100%;
  padding-top: 0;
}

.pd-title {
  font-size: 48px;
  font-weight: 800;
  color: #313131;
  line-height: 1.1;
  margin-bottom: 8px;
}

.pd-subtitle {
  font-size: 18px;
  color: #a3a3a3;
  margin-bottom: 28px;
}

.pd-block {
  margin-bottom: 24px;
}

.pd-block-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-green);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 12px;
}

.pd-list {
  padding-left: 0;
}

.pd-list li {
  font-size: 18px;
  color: var(--text-grey);
  line-height: 1.7;
  padding-left: 20px;
  position: relative;
  margin-bottom: 6px;
}

.pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: black;
}

.pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn-pd {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-radius: 3px;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-pd svg {
  width: 18px;
  height: 18px;
}

.btn-pd--primary {
  background: var(--primary-green);
  color: var(--white);
  background: linear-gradient(to bottom, #82b224, #2e9737);
}

.btn-pd--primary:hover {
  background: #659a24;
}

.btn-pd--outline {
  background: var(--white);
  color: var(--primary-green);
}

.btn-pd--outline:hover {
  background: rgba(118, 184, 42, 0.08);
}

/* 返回列表（右侧竖排） */
.pd-back-list {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-grey);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition), border-color var(--transition);
}

.pd-back-list:hover {
  color: var(--primary-green);
  border-color: var(--primary-green);
}

.pd-back-list span {
  display: inline-block;
}

.bjjiantou{
	text-align: center;
}

.bjjiantou img{
	display: inline-block;;
}



/* 详细规格 */
.pd-specs {
  padding: 60px 0 80px;
  background: var(--white);
}

.pd-specs-layout {
/*display: flex;*/
  align-items: flex-start;
  gap: 48px;
}

.pd-specs-heading {
  flex: 0 0 200px;
  margin: 0;
  font-size: 28px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.35;
  margin-bottom: 30px;
}

.pd-specs-body {
  flex: 1;
  min-width: 0;
}

.pd-specs-body img {
  display: block;
  width: 100%;
  height: auto;
}

/* 产品详情下载区 */
.pd-download {
  padding: 0 0 80px;
  background: var(--white);
}

.pd-download-title {
  margin: 0 0 18px;
  font-size: 28px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.2;
}

.pd-download-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.pd-download-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  letter-spacing: 0.2px;
}

.pd-download-link:hover {
  color: var(--primary, #549940);
  text-decoration: underline;
}

.pd-download-sep {
  color: var(--text-dark);
  font-size: 15px;
  line-height: 1;
  user-select: none;
}
/* 产品详情页响应式 */
@media (max-width: 1000px) {
  .pd-hero {
    padding: 30px 0 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .pd-hero > .container {
    width: 100%;
    align-self: stretch;
  }

  .pd-hero-layout {
    flex-direction: column;
    gap: 15px;
    padding-top: 0;
  }

  .pd-gallery {
    flex: none;
    flex-direction: column;
    width: 100%;
    max-width: 100%;
    gap: 16px;
    padding-top: 0;
  }

  .pd-main-image {
    width: 100%;
    max-width: 630px;
    height: auto;
    aspect-ratio: 1 / 1;
    min-height: unset;
    flex: none;
  }

  .pd-main-image img {
    width: 100%;
    height: 100%;
    max-width: 630px;
    max-height: none;
    min-height: unset;
  }

  .pd-thumbs-wrap {
    order: 0;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0;
  }

  .pd-thumbs-wrap .pd-thumbs-nav,
  .pd-thumbs-wrap--scrollable .pd-thumbs-nav {
    display: none !important;
  }

  .pd-thumbs-viewport {
    width: 100%;
    flex: none;
    max-height: none;
    overflow: hidden;
    container-type: inline-size;
  }

  .pd-thumbs {
    flex-direction: row;
    gap: 10px;
    width: 100%;
  }

  /* 4 张及以内：均分一行显示，无滚动条 */
  .pd-thumbs-wrap:not(.pd-thumbs-wrap--scrollable) .pd-thumbs-viewport {
    overflow: hidden;
  }

  .pd-thumbs-wrap:not(.pd-thumbs-wrap--scrollable) .pd-thumb {
    flex: 1 1 0;
    min-width: 0;
  }

  .pd-thumbs-wrap:not(.pd-thumbs-wrap--scrollable) .pd-thumb-btn {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
  }

  /* 超过 4 张：可视区域默认露 4 张，底部拖动滑块 */
  .pd-thumbs-wrap--scrollable .pd-thumbs {
    width: max-content;
  }

  .pd-thumbs-wrap--scrollable .pd-thumb {
    flex: 0 0 auto;
  }

  .pd-thumbs-wrap--scrollable .pd-thumbs-viewport {
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #bbb transparent;
    -ms-overflow-style: auto;
    padding-bottom: 4px;
  }

  .pd-thumbs-wrap--scrollable .pd-thumbs-viewport::-webkit-scrollbar {
    display: block;
    height: 6px;
  }

  .pd-thumbs-wrap--scrollable .pd-thumbs-viewport::-webkit-scrollbar-thumb {
    background: #bbb;
    border-radius: 4px;
  }

  .pd-thumbs-wrap--scrollable .pd-thumb-btn {
    width: calc((100cqw - 30px) / 4);
    height: auto;
    aspect-ratio: 1 / 1;
    flex-shrink: 0;
  }

  .pd-info {
    flex: none;
    width: 100%;
    min-width: 0;
  }

  .pd-title {
    font-size: 32px;
  }

  .pd-actions {
    justify-content: center;
    flex-wrap: nowrap;
    gap: 10px;
  }

  .pd-back-list {
    position: static;
    transform: none;
    writing-mode: horizontal-tb;
    display: inline-flex;
    align-self: center;
    margin-top: 24px;
    border: 1px solid #e5e5e5;
    border-radius: 3px;
  }

  .pd-back-list span {
    transform: none;
  }

  .pd-specs {
    padding: 40px 0 50px;
  }

  .pd-specs-layout {
    flex-direction: column;
    gap: 24px;
  }

  .pd-specs-heading {
    flex: none;
    width: 100%;
    font-size: 24px;
  }

  .pd-structure-labels {
    flex: none;
    width: 100%;
  }

  .pd-structure-labels--right li {
    text-align: left;
    padding-right: 0;
    padding-left: 12px;
  }

  .pd-structure-labels--right li::before {
    right: auto;
    left: 0;
  }

  .pd-datasheet {
    flex-direction: column;
  }

  .pd-drawings {
    flex: none;
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .pd-drawing {
    flex: 1;
    min-width: 100px;
  }
}

/* =============================================
   服务页 fuwu.html
   ============================================= */
   




.services-page {
  background: var(--white);
  background: url(../picture/fw.png) no-repeat;
  background-position: top center;
  background-size: 100% 100%;
}

.svc-section {
  padding: 50px 0;
}

.svc-section--alt {

}

.svc-label {
  display: inline-block;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-green);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 5px;
}

.svc-heading {
  font-size: 40px;
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.3;
  
  font-size: 33px;
}

.svc-heading--sm {
  font-size: 30px;
  font-size: 27px;
}

.svc-text {
  font-size: 24px;
  line-height: 1.85;
  
  font-size: 20px;
}

.svc-two-col {
  display: flex;
  gap: 20%;
  align-items: flex-start;
}

.svc-two-col-left {
  flex: 0 0 280px;
}

.svc-two-col-right {
  flex: 1;
  min-width: 0;
}

.svc-block-head {
  margin-bottom: 30px;
}

.svc-block-head .svc-two-col-right {
  padding-top: 4px;
}

/* OEM / ODM 特色区块背景 */


.svc-features-inner {
  position: relative;
  z-index: 1;
}

.svc-features-inner .svc-block-head {
  margin-bottom: 28px;
}

/* 顶部 OEM 四列丝带卡片 */
.svc-oem-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 100px;
  padding-bottom: 60px;
}

.svc-oem-card {
  position: relative;
  background: var(--white);
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  min-height: 148px;
  padding: 48px 16px 24px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.svc-oem-badge {
  position: absolute;
  top: 0;
  left: 30px;
  transform: translateY(-50%);
  line-height: 0;
  z-index: 1;
}

.svc-oem-badge img {
  display: block;
  width: 85px;
  height: auto;
}

.svc-oem-text {
  margin: 0;
  font-size: 20px;
  color: var(--text-dark);
  line-height: 1.55;
  
  font-size: 18px;
}

.svc-card {
  background: var(--white);
  border: 1px solid #eeeeee;
  transition: box-shadow var(--transition), border-color var(--transition);
}

/* ODM 3×2 网格 */
.svc-odm-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
  margin-top: 60px;
}

.svc-odm-intro {
  padding: 8px 12px 0 0;
  align-self: start;
}

.svc-odm-intro .svc-heading {
  margin-bottom: 12px;
}

.svc-odm-intro .svc-text {
  font-size: 20px;
  line-height: 1.7;
}

/* ODM 横排卡片：左图标右文字 */
.svc-card--row {
  display: flex;
  align-items: center;
  gap: 19px;
  padding: 20px 18px;
  border-radius: 8px;
  text-align: left;
  min-height: 88px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.svc-card--row:hover {
  border-color: #d5d5d5;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}

.svc-card--row .svc-card-icon {
  flex-shrink: 0;
  width: 75px;
  height: 75px;
  margin: 0;
  color: var(--primary-green);
}

.svc-card--row .svc-card-icon svg {
  width: 100%;
  height: 100%;
}

.svc-card--row .svc-card-text {
  flex: 1;
  font-size: 20px;
  line-height: 1.55;
  margin: 0;
  
  font-size: 18px;
}

.svc-odm-summary {
  margin-top: 60px;
  font-size: 24px;
  padding-right: 25%;
  
  font-size: 21px;
}

/* Our Service 四宫格 */
.svc-our-head {
  margin-bottom: 36px;
}

.svc-pillar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px 50px;
  margin-bottom: 40px;
}

.svc-pillar-title {
  font-size: 24px;
  text-transform: uppercase;
  text-decoration: underline;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  
  font-size: 21px;
}

.svc-showcase-img {
  overflow: hidden;
  border-radius: 4px;
}

.svc-showcase-img img {
  width: 100%;
  height: auto;
  min-height: 320px;
  object-fit: cover;
}

.svc-pillar-grid .svc-text{
	font-size: 20px;
	
	font-size: 18px;
}

.addcontact-bar{
	margin-bottom: -110px;
	margin-top: 50px;
}





/* 服务页响应式 */
@media (max-width: 1000px) {
  .svc-hero {
    padding: 40px 0 50px;
  }

  .svc-hero-title {
    font-size: 36px;
    letter-spacing: 2px;
  }

  .svc-section {
    padding: 20px 0;
  }
  
  .svc-odm-summary {
      margin-top: 30px;
      font-size: 18px;
      padding-right: 0%;
  }
  
  .svc-card--row .svc-card-text {
      font-size: 16px;
      line-height: 1.35;
  }

  .svc-two-col {
    flex-direction: column;
    gap: 16px;
  }
  
  .svc-pillar-title {
      font-size: 18px;
      margin-bottom: 10px;
  }
  
  .svc-pillar-grid .svc-text {
      font-size: 16px;
  }

  .svc-two-col-left {
    flex: none;
    width: 100%;
  }

  .svc-two-col-right {
    padding-top: 0;
  }

  .svc-oem-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
	padding-bottom: 0px;
  }

  .svc-odm-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .svc-odm-intro {
    grid-column: 1 / -1;
    padding: 0 0 8px;
  }

  .svc-pillar-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .svc-showcase-img img {
    min-height: 220px;
  }
  
  .addcontact-bar{
	  margin-top: 0px;
  }
  
  
  
  .contact-bar-inner {
      border-radius: 20px;
      padding: 15px 15px;
  }
  
  .contact-bar-deco{
	  font-size: 15px;
  }
  
  .contact-item {
      font-size: 18px;
      font-weight: 600;
  }

  
}

@media (max-width: 480px) {
  .svc-oem-row {
    grid-template-columns: 1fr;
  }

  .svc-oem-card {
    min-height: 132px;
    padding: 24px 14px 20px;
  }

  .svc-oem-badge img {
    width: 50px;
  }

  .svc-odm-grid {
    grid-template-columns: 1fr;
  }
}

/* =============================================
   关于页 about.html
   ============================================= */
.about-page {
  background: var(--white);
}

.about-main {
  position: relative;
}

.about-page-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 50% at 10% 20%, rgba(118, 184, 42, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse 70% 45% at 90% 60%, rgba(59, 163, 138, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(118, 184, 42, 0.05) 0%, transparent 45%);
}

.about-section {
  position: relative;
  z-index: 1;
  padding: 55px 0;
  background: url(../picture/aboutbj2.png) no-repeat;
  background-position: bottom center; 
}

.about-section .container {
  position: relative;
  z-index: 2;
}

.about-page-title {
  font-size: 45px;
  color: var(--text-dark);
  margin-bottom: 32px;
  line-height: 1.2;
}

.about-profile-text p{
	font-size: 17px;
	padding-bottom: 5px;
}

/* 面包屑波浪装饰 */


.addaboutpage{
	background: url(../picture/aboutbj1.jpg) no-repeat;
	background-size: cover;
	background-position: center;
	padding: 28px 0px;
	color: white;
	font-weight: bold;
}

.addaboutpage a{
	font-size: 16px;
	color: white;
	font-weight: bold;
}


/* Company Profile */
.about-profile-layout {
  display: flex;
  gap: 5%;
  align-items: center;
}

.about-profile-text {
  flex: 1;
  min-width: 0;
}

.about-profile-img {
  flex: 0 0 42%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.about-profile-img img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

/* Process */
.about-section--process {
  padding: 60px 0 70px;
  overflow: hidden;
  background: url(../picture/aboutbj3.png) no-repeat;
  background-position: center center;
  background-size: cover;
}

.about-process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.process-card {
  transition: box-shadow var(--transition), transform var(--transition);
}

a.process-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.process-card:hover {
  transform: translateY(-2px);
}

.process-card-img {
  overflow: hidden;
  border-radius: 8px 8px 0 0;
  max-width: 90%;
  margin: 0 auto;
}

.process-card-img img {
  width: 100%;
  object-fit: cover;
  display: block;
}

.process-card-body {
    padding: 18px 16px;
    background: var(--white);
    box-shadow: 0px 5px 5px rgba(0, 0, 0, 0.12);
    border-radius: 10px;
}

.process-card-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  text-align: center;
}

.process-card-desc {
  font-size: 12px;
  color: var(--text-light-grey);
  line-height: 1.6;
  margin: 0;
}

/* Certificate 双栏 */
.about-cert {
  padding: 60px 0px 140px 0px;
  background: url(../picture/aboutbj4.png) no-repeat;
  background-size: 100% 100%;
  background-position: bottom center;
}

.about-cert-layout {
  display: flex;
  gap: 10%;
  align-items: center;
}

.about-cert-content {
  flex: 0 0 20%;
  min-width: 0;
}

.about-cert-content .about-page-title {
  margin-bottom: 20px;
}

.about-cert-slider {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.about-cert-viewport {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.about-cert-swiper {
  width: 100%;
}

.about-cert-swiper .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: center;
  height: auto;
}

.about-cert-swiper .cert-card {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.about-cert-swiper .cert-card img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 400px;
  margin: 0 auto;
  object-fit: contain;
  object-position: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* 关于页响应式 */
@media (max-width: 1000px) {
  .about-profile-layout {
    flex-direction: column;
    gap: 28px;
  }

  .about-profile-img {
    flex: none;
    width: 100%;
  }

  .about-profile-img img {
    min-height: 260px;
  }

  .about-process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .about-cert-layout {
    flex-direction: column;
    align-items: stretch;
    gap: 28px;
  }

  .about-cert-content {
    flex: none;
    width: 100%;
  }

  .about-cert-viewport {
    flex: 1;
    min-width: 0;
    width: auto;
  }

  .about-cert-slider {
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    width: 100%;
    gap: 12px;
  }

  .about-cert-slider .cert-nav-btn {
    display: flex;
    flex-shrink: 0;
    width: 36px;
    height: 36px;
  }

  .about-cert-slider .cert-nav-btn svg {
    width: 18px;
    height: 18px;
  }

  .about-cert-swiper .cert-card img {
    max-height: 340px;
  }

  .about-page-title {
    font-size: 26px;
    margin-bottom: 24px;
  }
}

@media (max-width: 480px) {
  .about-process-grid {
    grid-template-columns: 1fr;
  }

  .about-cert-slider {
    gap: 8px;
  }

  .about-cert-slider .cert-nav-btn {
    width: 32px;
    height: 32px;
  }

  .about-cert-swiper .cert-card img {
    max-height: 300px;
  }
}

/* =============================================
   联系页 contact.html
   ============================================= */
.contact-hero {
  
}




.contact-main {
  position: relative;
  padding: 80px 0px 150px 0px;
  overflow: hidden;
  margin-bottom: 40px;
  
  background: url(../picture/aboutbj2.png) no-repeat;
  background-size: cover;
  background-position: bottom center;
}



.contact-layout {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 90px;
  align-items: center;
}

.contact-info-col {
  flex: 1;
  min-width: 0;
  padding-top: 8px;
}

.contact-label {
  display: inline-block;
  font-size: 18px;
  font-weight: 700;
  color: #549940;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 5px;
}

.contact-heading {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 32px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 35px;
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 25px 35px;
  background: #ebf9f2;
  border-radius: 3px;
}

.contact-info-icon {

}

.contact-info-icon img {
  width: 75px;
  height: 75px;
}

.contact-info-title {
  font-size: 18px;
  font-weight: 800;
  color: #313131;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.contact-info-text p {
  font-size: 16px;
  color: #313131;
  line-height: 1.7;
  margin: 0;
}

.contact-info-text a:hover {
  color: var(--primary-green);
}

.contact-form-col {
  flex: 0 0 52%;
  min-width: 0;
}

.contact-form-box {
  background: linear-gradient(180deg, #83b224 0%, #419d33 45%, #2b9638 100%);
  border-radius: 14px;
  padding: 60px 50px;
  box-shadow: 0 12px 40px rgba(94, 156, 30, 0.35);
}

.contact-form-head {
  margin-bottom: 24px;
}

.contact-form-label {
  display: block;
  font-size: 18px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 6px;
}

.contact-form-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.25;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-form-field input,
.contact-form-field textarea {
  width: 100%;
  border: none;
  border-radius: 28px;
  padding: 20px 25px;
  font-size: 16px;
  font-family: inherit;
  color: var(--text-dark);
  background: var(--white);
  outline: none;
  transition: box-shadow var(--transition);
}

.contact-form-field input::placeholder,
.contact-form-field textarea::placeholder {
  color: #aaaaaa;
}

.contact-form-field input:focus,
.contact-form-field textarea:focus {
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.45);
}

.contact-form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form-submit {
  margin-top: 6px;
  padding: 20px 36px;
  width: 100%;
  text-align: center;
  border: none;
  border-radius: 999px;
  background: var(--white);
  color: #434343;
  font-size: 18px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.contact-form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

@media (max-width: 1000px) {
  .contact-hero {
    padding: 0px;
  }
  
  .case-main{
	  margin-top: 10px!important;
  }
  
  .contact-main{
	  padding: 60px 0px 80px 0px;
  }
  
  .svc-heading{
	  font-size: 30px;
  }
  
  .svc-text {
      font-size: 18px;
      line-height: 1.45;
  }

  .contact-hero-title {
    letter-spacing: 3px;
  }

  .contact-layout {
    flex-direction: column;
    gap: 36px;
  }

  .contact-form-col {
    flex: none;
    max-width: none;
    width: 100%;
  }

  .contact-heading {
    font-size: 26px;
    margin-bottom: 24px;
  }
}

@media (max-width: 480px) {
  .contact-info-item {
    flex-direction: column;
    gap: 12px;
    padding: 18px 16px;
  }

  .contact-form-box {
    padding: 28px 20px 32px;
  }

  .contact-form-title {
    font-size: 22px;
  }
}

/* =============================================
   项目案例页 case1.html
   ============================================= */


.case-main {
  padding: 10px 0 60px;
  background: var(--white);
  margin-top: 100px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.case-card {
  display: block;
  overflow: hidden;
  border-radius: 4px;
  background: #f0f0f0;
  transition: box-shadow var(--transition);
}

.case-card:hover,
.case-card:focus-visible {
  box-shadow: 0 10px 32px rgba(94, 156, 30, 0.25);
  outline: none;
}

.case-card-media {
  position: relative;
  aspect-ratio: 16 / 13;
  overflow: hidden;
}

.case-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}

.case-card:hover .case-card-media img,
.case-card:focus-visible .case-card-media img {
  transform: scale(1.04);
}



.case-card-hover {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.case-card:hover .case-card-hover,
.case-card:focus-visible .case-card-hover,
.case-card:focus-within .case-card-hover {
  opacity: 1;
  visibility: visible;
}

.case-card:hover .case-card-label,
.case-card:focus-visible .case-card-label {
  opacity: 0;
}

.case-card-hover-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(110, 176, 37, 0.52) 0%,
    rgba(78, 140, 22, 0.58) 55%,
    rgba(61, 120, 18, 0.62) 100%
  );
}

.case-card-hover-text {
  position: relative;
  z-index: 1;
  flex: 1;
  padding: 24px 22px 16px;
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.case-card-hover-cat {
  display: block;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 12px;
}

.case-card-hover-text p {
  font-size: 13px;
  line-height: 1.75;
  margin: 0;
  max-width: 92%;
  opacity: 0.95;
}

.case-card-bar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  min-height: 58px;
  background: var(--white);
  transform: translateY(100%);
  transition: transform 0.35s ease;
      width: 80%;
      margin: 0 auto;
      margin-bottom: 6%;
}

.case-card:hover .case-card-bar,
.case-card:focus-visible .case-card-bar,
.case-card:focus-within .case-card-bar {
  transform: translateY(0);
}

.case-card-code {
  flex-shrink: 0;
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  padding: 8px 6px;
  background: #d4ed9a;
  font-size: 10px;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: 0.5px;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  text-transform: uppercase;
}

.case-card-bar-title {
  flex: 1;
  padding: 0 14px 0 12px;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  line-height: 1.3;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.case-card-btn {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  margin: 7px 12px 7px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}



.case-pagination {
  margin-top: 44px;
  margin-bottom: 10px;
}

@media (max-width: 1000px) {
  .case-hero {
    padding: 40px 0 48px;
  }

  .case-hero-title {
    letter-spacing: 3px;
  }

  .case-grid {
    gap: 18px;
  }
}

@media (max-width: 640px) {
  .case-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .case-card-media {
    aspect-ratio: 4 / 3;
  }

  .case-card-hover-text {
    padding: 18px 16px 12px;
  }

  .case-card-hover-text p {
    font-size: 12px;
    max-width: 100%;
  }
}

/* =============================================
   项目案例页 case2.html（4 列 + Tab + 简洁悬停）
   ============================================= */
.case2-main {
  padding-top: 0;
  margin-top: 25px;
}

.case2-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px 40px;
  margin-bottom: 36px;
  padding-top: 8px;
}

.case2-tab {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-grey);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding-bottom: 10px;
  border-bottom: 3px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.case2-tab:hover {
  color: var(--primary-green);
}

.case2-tab.active {
  color: var(--primary-green);
  border-bottom-color: var(--primary-green);
}

.case2-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.case2-card {
  display: block;
  overflow: hidden;
  border-radius: 2px;
  background: #eee;
  transition: box-shadow var(--transition);
}

.case2-card:hover,
.case2-card:focus-visible {
  box-shadow: 0 6px 20px rgba(94, 156, 30, 0.2);
  outline: none;
}

.case2-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.case2-media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 第 1 列：左上标题 + 简介 + 底部绿条（常显） */
.case2-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 14px 12px 10px;
  pointer-events: none;
}

.case2-cat {
  display: block;
  font-size: 10px;
  font-weight: 800;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  line-height: 1.35;
  margin-bottom: 8px;
}

.case2-top p {
  font-size: 11px;
  color: var(--text-grey);
  line-height: 1.6;
  margin: 0;
  max-width: 95%;
}

.case2-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 11px 10px;
  background: #66a344;
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0.4px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.case2-card--info .case2-top,
.case2-card--info .case2-bar {
  pointer-events: none;
}

/* 纯图卡片：悬停绿色遮罩 + 左上标题 + 左侧色条 + 底部绿条 */
.case2-hover {
  position: absolute;
  inset: 0;
  z-index: 4;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
}

.case2-card:not(.case2-card--info):hover .case2-hover,
.case2-card:not(.case2-card--info):focus-visible .case2-hover {
  opacity: 1;
  visibility: visible;
}

.case2-hover::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(102, 163, 68, 0.32);
  z-index: 0;
}




.case2-hover .case2-bar {
  z-index: 2;
}

/* 案例图片放大预览 */
.case2-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.case2-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.case2-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
}

.case2-lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  z-index: 2;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.case2-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.28);
  transform: scale(1.06);
}

.case2-lightbox-close svg {
  width: 22px;
  height: 22px;
}

.case2-lightbox-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 1280px;
  max-height: calc(100vh - 40px);
}

.case2-lightbox-stage {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.case2-lightbox-img {
  max-width: 100%;
  max-height: calc(100vh - 80px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 2px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
}

.case2-lightbox-btn {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--transition), opacity var(--transition);
}

.case2-lightbox-btn:hover {
  transform: scale(1.08);
}

.case2-lightbox-btn svg {
  width: 24px;
  height: 24px;
}

.case2-lightbox-prev {
  background: #d8d8d8;
  color: var(--white);
}

.case2-lightbox-next {
  background: var(--primary-green);
  color: var(--white);
}

@media (max-width: 1000px) {
  .case2-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .case2-tabs {
    gap: 16px 24px;
    margin-bottom: 28px;
  }

  .case2-tab {
    font-size: 12px;
  }

  .case2-lightbox {
    padding: 12px;
  }

  .case2-lightbox-inner {
    gap: 10px;
  }

  .case2-lightbox-btn {
    width: 40px;
    height: 40px;
  }

  .case2-lightbox-btn svg {
    width: 20px;
    height: 20px;
  }

  .case2-lightbox-close {
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
  }

  .case2-lightbox-img {
    max-height: calc(100vh - 60px);
  }
}

@media (max-width: 640px) {
  .case2-grid {
    grid-template-columns: 1fr;
  }
}