/* ===================================
   现代大气风格 - 集装箱建筑企业网站
   =================================== */

/* 引入字体 - 苹方字体 */
@import url('https://fonts.googleapis.cn/css2?family=Inter:wght@400;500;600;700&display=swap');

/* 重置样式 */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* CSS 变量 */
:root {
  --color-primary: #1e3a5f;
  --color-primary-dark: #0f2744;
  --color-primary-light: #2d5a8a;
  --color-accent: #f97316;
  --color-accent-dark: #ea580c;
  --color-blue: #3b82f6;
  --color-gray-900: #111827;
  --color-gray-800: #1f2937;
  --color-gray-700: #374151;
  --color-gray-600: #4b5563;
  --color-gray-500: #6b7280;
  --color-gray-400: #9ca3af;
  --color-gray-300: #d1d5db;
  --color-gray-200: #e5e7eb;
  --color-gray-100: #f3f4f6;
  --color-gray-50: #f9fafb;
  --color-white: #ffffff;
  
  /* 苹方字体栈 - 现代化审美 */
  --font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --font-family-en: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 基础样式 */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-800);
  background-color: var(--color-white);
}

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

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

ul {
  list-style: none;
}

/* 容器 */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ===================================
   顶部信息栏
   =================================== */
.top-info {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 8px 0;
  font-size: 14px;
}

.top-info .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.top-info-left {
  display: flex;
  gap: 25px;
}

.top-info-left span {
  display: flex;
  align-items: center;
  gap: 6px;
  opacity: 0.9;
}

.top-info-left svg {
  opacity: 0.7;
}

.top-info-right {
  opacity: 0.8;
}

/* ===================================
   导航栏
   =================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

/* 滚动后的导航栏：只改视觉，绝不改尺寸
   （改高度会让 sticky 头部占位变化 → 内容位移 → scrollY 抖动 → 类名反复切换） */
.header.scrolled {
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.1);
  background: rgba(255, 255, 255, 0.97);
}

.header.scrolled .logo-img {
  /* transform 不参与布局，不会引起位移抖动 */
  transform: scale(0.88);
}

.header.scrolled .nav-link {
  color: var(--color-gray-800);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  gap: 18px;
}

/* logo：可压缩但文字不换行，避免把导航挤出去 */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
  min-width: 0;
}

.logo img,
.logo-img {
  height: 52px;
  width: auto;
  flex-shrink: 0;
  transition: var(--transition);
}

.logo:hover img,
.logo:hover .logo-img {
  transform: scale(1.02);
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.logo-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.2;
  white-space: nowrap;
}

.logo-subtitle {
  font-size: 9px;
  color: var(--color-gray-500);
  letter-spacing: 0.4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 250px;
}

/* 导航：占据中间剩余空间，居中排列，可压缩 */
.nav {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 0;
  height: 80px;
  flex: 1 1 auto;
  min-width: 0;
}

.nav-link {
  display: block;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-gray-700);
  position: relative;
  padding: 29px 0;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* ===== 导航下拉菜单 ===== */
.nav-item {
  position: relative;
}

.nav-item > .nav-link {
  padding: 29px 16px;
}

/* 有子栏目时的小三角 */
.nav-caret {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 6px;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: .5;
  transition: var(--transition);
}

.nav-item:hover .nav-caret {
  transform: rotate(180deg);
  opacity: 1;
}

.dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  min-width: 168px;
  padding: 8px;
  background: var(--color-white);
  border-radius: 0 0 10px 10px;
  border-top: 3px solid var(--color-accent);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.13);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(10px);
  transition: opacity .25s ease, transform .25s ease, visibility .25s;
  z-index: 1200;
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--color-gray-600);
  border-radius: 6px;
  white-space: nowrap;
  transition: var(--transition);
}

.dropdown-link:hover,
.dropdown-link.active {
  background: var(--color-gray-50);
  color: var(--color-accent);
  padding-left: 22px;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 15px;
}

.header-phone:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background: var(--color-gray-700);
  transition: var(--transition);
}

/* ===================================
   移动端菜单
   =================================== */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100vh;
  background: var(--color-white);
  z-index: 2000;
  transition: var(--transition);
  box-shadow: var(--shadow-xl);
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid var(--color-gray-200);
  font-weight: 600;
  font-size: 18px;
}

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--color-gray-500);
  line-height: 1;
}

.mobile-nav {
  padding: 20px;
}

.mobile-nav-link {
  display: block;
  padding: 15px 0;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 16px;
  color: var(--color-gray-700);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--color-accent);
}

/* 移动端二级菜单 */
.mobile-nav-group {
  border-bottom: 1px solid var(--color-gray-100);
}

.mobile-nav-parent {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: none;
  cursor: pointer;
}

.mobile-plus {
  font-size: 20px;
  line-height: 1;
  color: var(--color-gray-400);
  transition: var(--transition);
}

.mobile-nav-group.open .mobile-plus {
  transform: rotate(45deg);
  color: var(--color-accent);
}

.mobile-sub {
  display: none;
  padding: 4px 0 10px 14px;
  border-left: 2px solid var(--color-gray-100);
  margin-left: 2px;
}

.mobile-nav-group.open .mobile-sub {
  display: block;
}

.mobile-sub-link {
  display: block;
  padding: 10px 0;
  font-size: 14px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

.mobile-sub-link:hover {
  color: var(--color-accent);
  padding-left: 6px;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1500;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ===================================
   Hero 轮播图
   =================================== */
.hero {
  position: relative;
  height: 600px;
  overflow: hidden;
}

.hero-slider {
  height: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
  /* 图片缺失/加载失败时的兜底底色，避免出现纯白块 */
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.hero-slide.active {
  opacity: 1;
}

/* 轮播图片：用 img 标签渲染，object-fit 裁切铺满 */
.hero-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* 仅在右下角文案区加深色渐层，不遮画面主体 */
.hero-content {
  position: absolute;
  right: 56px;
  bottom: 56px;
  z-index: 10;
  max-width: 460px;
  text-align: right;
  color: var(--color-white);
  padding: 22px 26px;
  border-radius: 10px;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.72), rgba(15, 23, 42, 0.42));
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.hero-content .hero-title {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 8px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
}

.hero-content .hero-sub {
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.9);
}

.hero-content .hero-btn {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 10px 26px;
  border-radius: 30px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
}

.hero-content .hero-btn:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* 轮播切换动效（右下角文案轻微上浮） */
.hero-slide.active .hero-content {
  animation: heroTextIn 0.7s ease both;
}

@keyframes heroTextIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===================================
   首页企业简介（唯一H1 + 实体信息，SEO/GEO）
   =================================== */
.home-intro {
  background: var(--color-white);
  padding: 44px 0 40px;
  border-bottom: 1px solid var(--color-gray-100);
}

.home-intro h1 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-gray-900);
  text-align: center;
  margin-bottom: 18px;
}

.home-intro-text {
  max-width: 1000px;
  margin: 0 auto 26px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-gray-600);
  text-align: center;
}

.home-intro-text strong {
  color: var(--color-primary);
  font-weight: 600;
}

.home-intro-facts {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 40px;
  max-width: 1000px;
  margin: 0 auto;
  padding-top: 22px;
  border-top: 1px dashed var(--color-gray-200);
}

.home-intro-facts li {
  font-size: 14px;
  color: var(--color-gray-500);
}

.home-intro-facts strong {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 1px;
  margin-bottom: 4px;
}

@media (max-width: 768px) {
  .home-intro h1 { font-size: 20px; }
  .home-intro-text { font-size: 14px; text-align: left; }
  .home-intro-facts { gap: 12px 24px; }
  .home-intro-facts li { font-size: 13px; }
  /* 移动端：右下角文案改为贴底通栏，避免遮挡画面 */
  .hero-content {
    right: 0;
    left: 0;
    bottom: 0;
    max-width: none;
    text-align: left;
    padding: 18px 20px 20px;
    border-radius: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.88), rgba(15, 23, 42, 0));
  }
  .hero-content .hero-title { font-size: 20px; margin-bottom: 6px; }
  .hero-content .hero-sub { font-size: 13px; margin-bottom: 12px; }
  .hero-content .hero-btn { padding: 8px 20px; font-size: 13px; }
}

.hero-btn {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 15px 40px;
  border-radius: 50px;
  font-size: 18px;
  font-weight: 600;
}

.hero-btn:hover {
  background: var(--color-accent-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.hero-indicators {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}

.hero-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.hero-dot.active {
  background: var(--color-accent);
  transform: scale(1.2);
}

.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  border-radius: 50%;
  color: var(--color-white);
  font-size: 20px;
  cursor: pointer;
  z-index: 10;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-arrow:hover {
  background: var(--color-accent);
}

.hero-prev { left: 30px; }
.hero-next { right: 30px; }

/* ===================================
   通用区块样式
   =================================== */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-accent);
}

.section-desc {
  font-size: 18px;
  color: var(--color-gray-500);
}

/* ===== 板块英文副标题（全站统一，放在中文描述下方） ===== */
.section-en {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-gray-400);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-family: var(--font-family-en);
  font-weight: 500;
}

/* 左对齐板块（如「我们的客户」）里的英文同样左对齐 */
.section-title.text-left ~ .section-en,
.business-left .section-en {
  text-align: left;
}

@media (max-width: 768px) {
  .section-en {
    font-size: 11.5px;
    letter-spacing: 1px;
    margin-top: 8px;
  }
}

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

.more-btn {
  display: inline-block;
  padding: 12px 35px;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  border-radius: 30px;
  font-weight: 600;
  transition: var(--transition);
}

.more-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ===================================
   核心优势
   =================================== */
.advantages {
  background: var(--color-gray-50);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

@media (max-width: 1200px) {
  .advantages-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .advantages-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .advantage-card { padding: 32px 20px 28px; }
  .advantage-num { font-size: 30px; top: 10px; right: 12px; }
}

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

.advantage-card {
  position: relative;
  background: var(--color-white);
  padding: 46px 30px 40px;
  border-radius: 10px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  overflow: hidden;
  transition: var(--transition);
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}

.advantage-card:hover::before { transform: scaleX(1); }

.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.advantage-num {
  position: absolute;
  top: 14px; right: 18px;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-gray-100);
  letter-spacing: -2px;
  transition: var(--transition);
  user-select: none;
}

.advantage-card:hover .advantage-num {
  color: rgba(249, 115, 22, 0.15);
}

.advantage-icon {
  position: relative;
  z-index: 1;
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  border-radius: 50%;
  transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
  transform: scale(1.08) rotate(-4deg);
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.35);
}

.advantage-icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.advantage-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 15px;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* ===================================
   我们的客户（老站"我们的业务"板块）
   =================================== */
.business-section {
  background: var(--color-white);
}

.business-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 50px;
  align-items: center;
}

.business-left .section-title {
  text-align: left;
}

.business-left .section-title::after {
  left: 0;
  transform: none;
}

.business-desc {
  font-size: 16px;
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: 24px;
}

.business-desc small {
  color: var(--color-gray-400);
  font-size: 12px;
  letter-spacing: 0.5px;
}

.clients-grid-mini {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.clients-grid-mini .client-logo {
  height: 90px;
  padding: 15px;
}

@media (max-width: 1024px) {
  .business-grid { grid-template-columns: 1fr; text-align: center; }
  .business-left .section-title { text-align: center; }
  .business-left .section-title::after { left: 50%; transform: translateX(-50%); }
  .clients-grid-mini { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .clients-grid-mini { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}

/* ===================================
   资质证书
   =================================== */
.honor-section {
  background: var(--color-gray-50);
}

.honor-slider-wrapper {
  overflow: hidden;
}

.honor-track {
  display: flex;
  gap: 24px;
  animation: scrollHonor 40s linear infinite;
}

.honor-track:hover {
  animation-play-state: paused;
}

@keyframes scrollHonor {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.honor-item {
  flex-shrink: 0;
  width: 200px;
  background: var(--color-white);
  padding: 15px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
}

.honor-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}

.honor-item img {
  width: 100%;
  height: 140px;
  object-fit: contain;
  border-radius: 6px;
  margin-bottom: 10px;
}

.honor-item span {
  font-size: 13px;
  color: var(--color-gray-600);
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===================================
   图集类专属版式：厂区环境 / 公司荣誉 / 团队风采 / 合作客户
   （对应 lists_album.htm / lists_honor.htm / lists_team.htm / lists_clients.htm）
   =================================== */

/* ---------- ① 厂区环境：瀑布流相册 ---------- */
.album-grid {
  column-count: 3;
  column-gap: 22px;
}

.album-item {
  display: block;
  position: relative;
  break-inside: avoid;
  margin-bottom: 22px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-gray-100);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.album-item img {
  width: 100%;
  display: block;
  transition: transform .6s cubic-bezier(.4, 0, .2, 1);
}

.album-item:hover {
  box-shadow: 0 16px 40px rgba(0, 0, 0, .18);
  transform: translateY(-4px);
}

.album-item:hover img {
  transform: scale(1.06);
}

/* 悬停遮罩：放大图标 + 标题 */
.album-mask {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(to top, rgba(15, 23, 42, .82), rgba(15, 23, 42, .28));
  opacity: 0;
  transition: opacity .35s ease;
  padding: 20px;
  text-align: center;
}

.album-item:hover .album-mask {
  opacity: 1;
}

.album-mask .zoom-ico {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .85);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  transform: scale(.7);
  transition: transform .35s ease;
}

.album-item:hover .zoom-ico {
  transform: scale(1);
}

.album-mask span {
  color: #fff;
  font-size: 14px;
  line-height: 1.5;
}

/* ---------- ② 公司荣誉：证书墙 ---------- */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.honor-card {
  display: block;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 12px;
  padding: 14px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.honor-card::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--color-accent);
  border-radius: 3px;
  transform: translateX(-50%);
  transition: width .35s ease;
}

.honor-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .13);
  border-color: transparent;
}

.honor-card:hover::after {
  width: 56%;
}

.honor-thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-gray-50);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.honor-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform .5s ease;
}

.honor-card:hover .honor-thumb img {
  transform: scale(1.04);
}

.honor-thumb .honor-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--color-accent);
  color: #fff;
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 20px;
  letter-spacing: .5px;
}

.honor-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-gray-800);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.honor-date {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--color-gray-400);
}

/* ---------- ③ 团队风采：人物卡片 ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.team-card {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background: var(--color-gray-900);
  aspect-ratio: 3 / 4;
  display: block;
}

.team-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.4, 0, .2, 1), opacity .4s ease;
}

.team-card:hover img {
  transform: scale(1.08);
  opacity: .55;
}

.team-info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 22px 20px 20px;
  background: linear-gradient(to top, rgba(15, 23, 42, .92), rgba(15, 23, 42, 0));
  transform: translateY(0);
  transition: transform .4s ease;
}

.team-name {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.team-role {
  font-size: 13px;
  color: var(--color-accent);
  font-weight: 500;
  letter-spacing: .5px;
}

.team-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, .8);
  line-height: 1.6;
  margin-top: 10px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height .4s ease, opacity .4s ease;
}

.team-card:hover .team-desc {
  max-height: 100px;
  opacity: 1;
}

/* ---------- ④ 合作客户：Logo 网格 ---------- */
.clients-wall {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.client-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 32px 22px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 12px;
  text-align: center;
  transition: var(--transition);
}

.client-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, .1);
  border-color: var(--color-accent);
}

.client-card img {
  max-width: 100%;
  height: 64px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .72;
  transition: var(--transition);
}

.client-card:hover img {
  filter: grayscale(0);
  opacity: 1;
}

.client-card .client-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gray-700);
}

/* ---------- 图片灯箱（点击看大图） ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 5000;
  background: rgba(0, 0, 0, .92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 90vw;
  max-height: 86vh;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 30px;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: var(--color-accent);
  transform: rotate(90deg);
}

.lightbox-caption {
  position: absolute;
  bottom: 28px;
  left: 0;
  right: 0;
  text-align: center;
  color: rgba(255, 255, 255, .88);
  font-size: 15px;
  padding: 0 20px;
}

/* 图集页响应式 */
@media (max-width: 1200px) {
  .album-grid { column-count: 2; }
  .honor-grid, .team-grid, .clients-wall { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .album-grid { column-count: 2; column-gap: 14px; }
  .album-item { margin-bottom: 14px; border-radius: 8px; }
  .honor-grid, .team-grid, .clients-wall { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .team-card { border-radius: 10px; }
  .team-info { padding: 16px 14px 14px; }
  .team-name { font-size: 15px; }
  .honor-card { padding: 10px; }
  .lightbox-close { top: 14px; right: 14px; width: 40px; height: 40px; font-size: 22px; }
}

@media (max-width: 480px) {
  .album-grid { column-count: 1; }
}

/* ---------- 通用辅助 ---------- */
.bg-light { background: var(--color-gray-50); }
.text-center { text-align: center; }

/* 图集页栏目简介 */
.album-intro {
  max-width: 820px;
  margin: 0 auto 40px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-gray-500);
}

/* ---------- 荣誉页：实力数据条 ---------- */
.honor-stats-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 46px 0;
}

.honor-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.honor-stat .stat-number {
  display: inline-block;
  font-size: 40px;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  letter-spacing: -1px;
  font-family: var(--font-family-en);
}

.honor-stat p {
  margin-top: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, .72);
  letter-spacing: 1px;
}

/* ---------- 团队页：分工卡片 ---------- */
.team-roles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-role-card {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 12px;
  padding: 34px 26px 28px;
  overflow: hidden;
  transition: var(--transition);
}

.team-role-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-dark));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s ease;
}

.team-role-card:hover::before { transform: scaleX(1); }

.team-role-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.role-num {
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-gray-100);
  letter-spacing: -2px;
  margin-bottom: 12px;
  transition: var(--transition);
}

.team-role-card:hover .role-num { color: rgba(249, 115, 22, .2); }

.team-role-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 10px;
}

.team-role-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray-500);
}

@media (max-width: 1200px) {
  .honor-stats { grid-template-columns: repeat(2, 1fr); }
  .team-roles { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .honor-stats-section { padding: 32px 0; }
  .honor-stat .stat-number { font-size: 30px; }
  .team-roles { grid-template-columns: 1fr; gap: 14px; }
  .team-role-card { padding: 24px 20px; }
}

/* ===================================
   关于我们 · 四个专属单页版式
   （single_about / single_team / single_album / single_honor）
   =================================== */

/* ---------- 通用：页面头部 ---------- */
.page-head {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 46px;
}

.page-head .page-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-family: var(--font-family-en);
}

.page-head h1 {
  font-size: 34px;
  font-weight: 700;
  color: var(--color-gray-900);
  line-height: 1.3;
  margin-bottom: 14px;
}

.page-head .page-lead {
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-gray-500);
}

/* 正文排版（单页富文本通用） */
.rich-content {
  font-size: 16px;
  line-height: 2;
  color: var(--color-gray-600);
}

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

.rich-content h2,
.rich-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin: 34px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--color-accent);
}

.rich-content img {
  border-radius: 10px;
  margin: 18px auto;
  display: block;
}

.rich-content ul, .rich-content ol { padding-left: 22px; margin-bottom: 20px; }
.rich-content li { margin-bottom: 8px; }
.rich-content table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.rich-content th, .rich-content td {
  border: 1px solid var(--color-gray-200);
  padding: 11px 14px;
  font-size: 15px;
}

/* ---------- ① 团队风采 ---------- */
.team-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 54px;
  align-items: center;
  margin-bottom: 70px;
}

/* 没有栏目图时：单栏居中，不留空图框 */
.team-hero-noimg {
  grid-template-columns: 1fr;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.team-hero-noimg .team-hero-points {
  justify-content: center;
}

.team-hero-img {
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.team-hero-img img { width: 100%; display: block; }

.team-hero-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 18px;
  line-height: 1.35;
}

.team-hero-text p {
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--color-gray-500);
  margin-bottom: 16px;
}

.team-hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.team-hero-points span {
  padding: 7px 16px;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: 20px;
  font-size: 13.5px;
  color: var(--color-gray-600);
}

/* 团队分工：竖向时间轴式 */
.team-timeline {
  position: relative;
  padding-left: 34px;
}

.team-timeline::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-gray-200));
}

.team-timeline-item {
  position: relative;
  padding: 0 0 34px 0;
}

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

.team-timeline-item::before {
  content: '';
  position: absolute;
  left: -30px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-white);
  border: 3px solid var(--color-accent);
}

.team-timeline-item h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 8px;
}

.team-timeline-item p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--color-gray-500);
}

/* ---------- ② 厂区环境 ---------- */
.factory-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.factory-stat {
  text-align: center;
  padding: 30px 22px;
  background: var(--color-gray-50);
  border-radius: 12px;
  transition: var(--transition);
}

.factory-stat:hover {
  background: var(--color-white);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.factory-stat .num {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  font-family: var(--font-family-en);
  letter-spacing: -1px;
}

.factory-stat p {
  margin-top: 10px;
  font-size: 14px;
  color: var(--color-gray-500);
}

/* 厂区图片区（正文图片自动成组） */
.factory-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.factory-gallery .album-item { margin-bottom: 0; }

/* ---------- ③ 公司荣誉 ---------- */
.honor-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 64px;
}

.honor-top-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 18px;
  line-height: 1.35;
}

.honor-top-text p {
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--color-gray-500);
  margin-bottom: 16px;
}

.honor-medal {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.honor-medal-item {
  padding: 22px 18px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 12px;
  text-align: center;
  color: #fff;
  transition: var(--transition);
}

.honor-medal-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.honor-medal-item strong {
  display: block;
  font-size: 26px;
  font-weight: 800;
  font-family: var(--font-family-en);
  line-height: 1;
  margin-bottom: 8px;
}

.honor-medal-item span {
  font-size: 13px;
  color: rgba(255, 255, 255, .78);
}

/* ---------- ④ 公司简介增强 ---------- */
.about-milestones {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.milestone {
  position: relative;
  padding: 26px 22px 22px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 12px;
  transition: var(--transition);
}

.milestone:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.milestone .year {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-accent);
  font-family: var(--font-family-en);
  line-height: 1;
  margin-bottom: 12px;
}

.milestone h4 {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 8px;
}

.milestone p {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--color-gray-500);
}

@media (max-width: 1200px) {
  .about-milestones { grid-template-columns: repeat(2, 1fr); }
  .factory-stats { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  .team-hero, .honor-top { grid-template-columns: 1fr; gap: 32px; }
  .factory-gallery { grid-template-columns: repeat(2, 1fr); }
  .honor-medal { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .page-head h1 { font-size: 23px; }
  .page-head .page-lead { font-size: 14.5px; }
  .rich-content { font-size: 15px; line-height: 1.9; }
  .team-hero-text h2, .honor-top-text h2 { font-size: 20px; }
  .factory-stats { grid-template-columns: 1fr; gap: 14px; }
  .factory-gallery { grid-template-columns: 1fr; }
  .about-milestones { grid-template-columns: 1fr; }
  .team-timeline { padding-left: 26px; }
}

/* ===================================
   首页交互增强
   =================================== */

/* ① 产品分类 Tab */
.prod-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
}

.prod-tab {
  padding: 11px 26px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  border-radius: 30px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-gray-600);
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.prod-tab:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.prod-tab.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 8px 20px rgba(249, 115, 22, .26);
}

.prod-panel { display: none; }

.prod-panel.active {
  display: block;
  animation: panelIn .45s cubic-bezier(.4, 0, .2, 1) both;
}

@keyframes panelIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ② 案例横向滚动条（鼠标拖拽 / 滚轮横向） */
.cases-scroller {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 6px 4px 22px;
  margin: 0 -40px;
  padding-left: 40px;
  padding-right: 40px;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-gray-300) transparent;
}

.cases-scroller::-webkit-scrollbar { height: 6px; }
.cases-scroller::-webkit-scrollbar-track { background: var(--color-gray-100); border-radius: 3px; }
.cases-scroller::-webkit-scrollbar-thumb {
  background: var(--color-gray-300);
  border-radius: 3px;
}
.cases-scroller::-webkit-scrollbar-thumb:hover { background: var(--color-gray-400); }

.cases-scroller .case-card {
  flex: 0 0 auto;
  width: 360px;
  scroll-snap-align: start;
  cursor: pointer;
}

/* 禁用原生拖拽与文字选中：否则鼠标在图上微动会触发浏览器拖拽，
   导致 click 不触发、卡片点不进去 */
.cases-scroller img,
.cases-scroller a {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-select: none;
  -webkit-user-select: none;
}

.cases-scroller.dragging {
  cursor: grabbing;
}

.cases-scroller.dragging .case-card {
  pointer-events: none;
}

/* 滚动提示 */
.scroll-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 13px;
  color: var(--color-gray-400);
}

.scroll-hint svg {
  animation: hintSlide 1.6s ease-in-out infinite;
}

@keyframes hintSlide {
  0%, 100% { transform: translateX(0); opacity: .6; }
  50%      { transform: translateX(6px); opacity: 1; }
}

/* ③ 首屏滚动指示箭头 */
.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 12;
  color: rgba(255, 255, 255, .85);
  font-size: 12px;
  letter-spacing: 2px;
  text-align: center;
  cursor: pointer;
  animation: heroBounce 2s ease-in-out infinite;
}

.hero-scroll span {
  display: block;
  width: 22px;
  height: 22px;
  margin: 6px auto 0;
  border-right: 2px solid rgba(255, 255, 255, .8);
  border-bottom: 2px solid rgba(255, 255, 255, .8);
  transform: rotate(45deg);
}

@keyframes heroBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: .75; }
  50%      { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ④ 返回顶部：进度环 */
.floating-top {
  position: relative;
  background: var(--color-white);
}

.scroll-ring {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
  pointer-events: none;
}

.scroll-ring circle {
  fill: none;
  stroke-width: 2.5;
}

.scroll-ring .ring-bg { stroke: var(--color-gray-200); }

.scroll-ring .ring-bar {
  stroke: var(--color-accent);
  stroke-linecap: round;
  stroke-dasharray: 138;
  stroke-dashoffset: 138;
  transition: stroke-dashoffset .15s linear;
}

@media (max-width: 768px) {
  .prod-tabs { gap: 8px; }
  .prod-tab { padding: 9px 18px; font-size: 13.5px; }
  .cases-scroller {
    margin: 0 -20px;
    padding-left: 20px;
    padding-right: 20px;
    gap: 16px;
  }
  .cases-scroller .case-card { width: 80vw; }
  .hero-scroll { display: none; }
}

/* ===================================
   联系页 · 地图（腾讯地图）
   =================================== */
.map-box {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--color-gray-100);
  min-height: 420px;
}

.map-canvas {
  width: 100%;
  height: 420px;
}

/* 未配置 Key 时的地址卡片 */
.map-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
  text-align: center;
  padding: 30px;
}

.map-fallback.is-hidden { display: none; }

.map-fallback-inner { color: var(--color-gray-500); }

.map-fallback-inner svg { color: var(--color-accent); margin-bottom: 14px; }

.map-fallback-inner h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-gray-800);
  margin-bottom: 10px;
}

.map-fallback-inner p {
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 6px;
}

.map-fallback-tel {
  color: var(--color-accent);
  font-weight: 600;
}

.map-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
}

.map-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 11px 24px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  border-radius: 30px;
  font-size: 14px;
  color: var(--color-gray-600);
  text-decoration: none;
  transition: var(--transition);
}

.map-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.map-btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.map-btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.map-btn-accent {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

.map-btn-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-white);
}

/* 腾讯地图信息窗样式覆写（默认偏挤） */
.map-info-win {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-gray-700);
  padding: 4px 2px;
}

.map-info-win strong { color: var(--color-primary); }

@media (max-width: 768px) {
  .map-canvas { height: 300px; }
  .map-box { min-height: 300px; }
  .map-actions { gap: 8px; }
  .map-btn { padding: 9px 16px; font-size: 13px; }
}

/* ===================================
   分页（配合 eyou:pagelist 输出的 li>a 结构）
   =================================== */
ul.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  list-style: none;
  flex-wrap: wrap;
}

ul.pagination li {
  display: inline-block;
}

ul.pagination li a {
  display: inline-block;
  min-width: 38px;
  height: 38px;
  line-height: 38px;
  padding: 0 12px;
  text-align: center;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 6px;
  font-size: 14px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

ul.pagination li a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

ul.pagination li.active a,
ul.pagination li span.current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

ul.pagination li span.current {
  display: inline-block;
  min-width: 38px;
  height: 38px;
  line-height: 38px;
  padding: 0 12px;
  text-align: center;
  border-radius: 6px;
  font-size: 14px;
  background: var(--color-accent);
  color: var(--color-white);
}

/* ===================================
   空数据提示（列表页无内容时替代空白）
   =================================== */
.list-empty {
  text-align: center;
  padding: 70px 20px;
  background: var(--color-white);
  border-radius: 12px;
  border: 1px dashed var(--color-gray-300);
}

.list-empty p {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: 10px;
}

.list-empty span {
  font-size: 14px;
  color: var(--color-gray-500);
}

.list-empty::before {
  content: '';
  display: block;
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--color-gray-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%239ca3af'%3E%3Cpath d='M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E") center/26px no-repeat;
}

/* 搜索页空结果 */
.search-result-list:empty + .pagination,
.search-main > .pagination:has(+ .search-cta) { margin-top: 30px; }

/* ===================================
   TAG标签（列表页 lists_tags.htm / 索引页 index_tags.htm）
   =================================== */
.tag-header-section {
  background: var(--color-gray-50);
  padding: 40px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.tag-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.tag-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-gray-900);
}

.tag-title span {
  color: var(--color-accent);
}

.tag-breadcrumb {
  font-size: 14px;
  color: var(--color-gray-500);
}

.tag-breadcrumb a {
  color: var(--color-gray-600);
}

.tag-breadcrumb a:hover {
  color: var(--color-accent);
}

.tag-breadcrumb span {
  margin: 0 8px;
  color: var(--color-gray-300);
}

.tag-breadcrumb em {
  font-style: normal;
  color: var(--color-gray-800);
}

.tag-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
}

.tag-main {
  min-height: 300px;
}

.tag-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 标签云 */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-cloud-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: 20px;
  font-size: 14px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

.tag-cloud-item em {
  font-style: normal;
  font-size: 12px;
  color: var(--color-gray-400);
  transition: var(--transition);
}

.tag-cloud-item:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
}

.tag-cloud-item:hover em {
  color: rgba(255, 255, 255, 0.85);
}

/* 索引页标签分组 */
.tag-index-section {
  background: var(--color-white);
}

.tag-block {
  margin-bottom: 50px;
}

.tag-block:last-child {
  margin-bottom: 0;
}

.tag-block-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 20px;
  padding-left: 14px;
  position: relative;
}

.tag-block-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 20px;
  background: var(--color-accent);
  border-radius: 2px;
}

@media (max-width: 1024px) {
  .tag-layout { grid-template-columns: 1fr; }
  .tag-sidebar { order: -1; }
}

@media (max-width: 768px) {
  .tag-title { font-size: 20px; }
  .tag-header { flex-direction: column; align-items: flex-start; }
}

/* ===================================
   搜索功能（header弹出 + 首页 + 搜索结果页）
   =================================== */

/* header 搜索按钮 */
.search-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-gray-600);
  padding: 6px;
  border-radius: 6px;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.search-toggle:hover {
  color: var(--color-accent);
  background: var(--color-gray-100);
}

/* header 右侧按钮组 */
.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ===== 导航防溢出：逐级收缩 ===== */
/* ≤1440：缩小导航间距与电话按钮 */
@media (max-width: 1440px) {
  .nav-item > .nav-link { padding: 29px 14px; font-size: 14px; }
  .header-phone { padding: 9px 16px; font-size: 14px; }
}

/* ≤1280：隐藏英文副标题，进一步压缩 */
@media (max-width: 1280px) {
  .logo-subtitle { display: none; }
  .nav-item > .nav-link { padding: 29px 11px; font-size: 13.5px; }
  .logo-img { height: 46px; }
  .logo-title { font-size: 16px; }
}

/* ≤1140：隐藏电话按钮（移动端菜单里仍有） */
@media (max-width: 1140px) {
  .header-phone { display: none; }
  .nav-item > .nav-link { padding: 29px 10px; font-size: 13px; }
}

/* ≤1024：导航收进汉堡菜单 */
@media (max-width: 1024px) {
  .nav { display: none; }
  .menu-toggle { display: flex; }
  .header-phone { display: none; }
  .logo-subtitle { display: block; max-width: 200px; }
}

/* 弹出搜索栏 */
.search-bar {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 3000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.search-bar.active {
  opacity: 1;
  visibility: visible;
}

.search-bar-mask {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.6);
}

.search-bar-box {
  position: relative;
  z-index: 1;
  width: 90%;
  max-width: 600px;
  background: var(--color-white);
  border-radius: 12px;
  padding: 8px;
  box-shadow: var(--shadow-xl);
  transform: translateY(-20px);
  transition: transform .3s ease;
}

.search-bar.active .search-bar-box {
  transform: translateY(0);
}

.search-bar-box form {
  display: flex;
  gap: 8px;
}

.search-bar-input {
  flex: 1;
  border: 2px solid var(--color-gray-200);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}

.search-bar-input:focus {
  border-color: var(--color-accent);
}

.search-bar-btn {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  border-radius: 8px;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.search-bar-btn:hover {
  background: var(--color-accent-dark);
}

/* 首页产品搜索框 */
.home-search {
  max-width: 520px;
  margin: 0 auto 40px;
}

.home-search form {
  display: flex;
  gap: 0;
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: 50px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.home-search form:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.15);
}

.home-search-input {
  flex: 1;
  border: none;
  padding: 14px 24px;
  font-size: 15px;
  outline: none;
  background: transparent;
}

.home-search-btn {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.home-search-btn:hover {
  background: var(--color-accent-dark);
}

/* 搜索结果页 */
.search-section {
  background: var(--color-gray-50);
  padding: 36px 0 32px;
  border-bottom: 1px solid var(--color-gray-200);
}

.search-box {
  max-width: 780px;
  margin: 0 auto;
}

/* 搜索页唯一H1（视觉隐藏，仅给搜索引擎与AI读取语义） */
.search-h1 {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.search-form {
  display: flex;
  gap: 0;
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: 50px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.search-form:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.15);
}

.search-input {
  flex: 1;
  border: none;
  padding: 16px 28px;
  font-size: 16px;
  outline: none;
  background: transparent;
}

.search-btn {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  padding: 16px 40px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.search-btn:hover {
  background: var(--color-accent-dark);
}

.search-tip {
  text-align: center;
  margin-top: 16px;
  font-size: 14px;
  color: var(--color-gray-500);
}

.search-tip strong {
  color: var(--color-accent);
}

/* 分类搜索 chips（搜索页顶部） */
.search-type-bar {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 16px;
  flex-wrap: wrap;
}

.search-type-bar form { display: inline-block; }

.search-type-chip {
  padding: 8px 20px;
  border: 1px solid var(--color-gray-300);
  background: var(--color-white);
  color: var(--color-gray-600);
  border-radius: 30px;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.search-type-chip:hover,
.search-type-chip.active {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.search-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: 800px;
  margin: 0 auto;
}

.search-main {
  max-width: 900px;
  margin: 0 auto;
}

/* 搜索页热门搜索词（在搜索框下方） */
.search-hotline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}

.hotline-label {
  font-size: 13px;
  color: var(--color-gray-500);
}

/* 搜索页底部转化引导 */
.search-cta {
  margin-top: 50px;
  padding: 32px 36px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}

.search-cta-text h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 8px;
}

.search-cta-text p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.7;
  max-width: 520px;
}

.search-cta-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-outline-dark {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: var(--color-white);
}

.btn-outline-dark:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--color-white);
}

.search-result-item .result-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.search-result-item .result-title a {
  color: var(--color-gray-900);
}

.search-result-item .result-title a:hover {
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .search-cta { padding: 24px; flex-direction: column; align-items: flex-start; }
  .search-cta-actions { width: 100%; }
  .search-cta-actions .btn { flex: 1; justify-content: center; }
}

.search-result-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.search-result-item {
  background: var(--color-white);
  padding: 24px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.search-result-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.result-meta {
  display: flex;
  gap: 12px;
  margin-bottom: 10px;
  align-items: center;
}

.result-type {
  display: inline-block;
  padding: 3px 10px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 12px;
  border-radius: 4px;
}

.result-date {
  font-size: 13px;
  color: var(--color-gray-400);
}

.search-result-item h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.search-result-item h3 a {
  color: var(--color-gray-900);
}

.search-result-item h3 a:hover {
  color: var(--color-accent);
}

.result-desc {
  font-size: 14px;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* 热门搜索词 */
.hot-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hot-kw-item {
  display: inline-block;
  padding: 6px 14px;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: 20px;
  font-size: 13px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

.hot-kw-item:hover {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

@media (max-width: 768px) {
  .search-bar { padding-top: 80px; }
  .home-search { max-width: 100%; }
}

/* ===================================
   产品展示
   =================================== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.product-card {
  background: var(--color-white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-img {
  height: 200px;
  overflow: hidden;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.product-card:hover .product-img img {
  transform: scale(1.1);
}

.product-info {
  padding: 20px;
  text-align: center;
}

.product-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 8px;
}

.product-info p {
  font-size: 14px;
  color: var(--color-gray-500);
}

/* ===================================
   数据统计
   =================================== */
.stats-section {
  position: relative;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.95) 0%, rgba(30, 58, 138, 0.95) 100%);
  color: var(--color-white);
  padding: 80px 0;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../images/stats-bg.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  opacity: 0.15;
  z-index: 0;
}

.stats-section .container {
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item {
  padding: 20px;
}

.stat-number {
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}

.stat-unit {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-accent);
}

.stat-label {
  font-size: 16px;
  margin-top: 10px;
  opacity: 0.9;
}

/* ===================================
   成功案例
   =================================== */
.cases-section {
  background: var(--color-gray-50);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.case-card {
  background: var(--color-white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.case-img {
  height: 220px;
  overflow: hidden;
}

.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.case-card:hover .case-img img {
  transform: scale(1.1);
}

.case-info {
  padding: 25px;
}

.case-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 8px;
}

.case-info p {
  font-size: 14px;
  color: var(--color-gray-500);
}

/* ===================================
   关于我们
   =================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 22px;
}

.about-content .section-title::after {
  left: 0;
  transform: none;
}

/* 小标签：ABOUT US（首页关于我们 + 单页 about 共用，只定义一次） */
.about-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: 10px;
  font-family: var(--font-family-en);
}

/* 首段：稍大、深色，做导语 */
.about-lead {
  font-size: 17px;
  line-height: 1.85;
  color: var(--color-gray-800);
  font-weight: 500;
  margin-bottom: 16px;
  padding-left: 18px;
  border-left: 3px solid var(--color-accent);
}

.about-text {
  font-size: 15px;
  color: var(--color-gray-500);
  margin-bottom: 24px;
  line-height: 1.9;
}

/* 要点清单：橙色对勾 */
.about-points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 22px;
  margin-bottom: 8px;
}

.about-points li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--color-gray-700);
}

.about-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(249, 115, 22, .12);
}

.about-points li::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 8px;
  width: 5px;
  height: 8px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: rotate(42deg);
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
}

.about-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 32px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 30px;
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
}

.about-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(30, 58, 95, .28);
}

/* 次要按钮：描边款 */
.about-btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-gray-200);
}

.about-btn-ghost:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 10px 24px rgba(249, 115, 22, .28);
}

.about-img {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-img img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

@media (max-width: 1024px) {
  .about-points { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .about-lead { font-size: 15.5px; padding-left: 14px; }
  .about-text { font-size: 14.5px; }
  .about-actions .about-btn { flex: 1; justify-content: center; padding: 12px 20px; }
  .about-img img { height: 260px; }
}

/* ===================================
   新闻资讯
   =================================== */
.news-section {
  background: var(--color-gray-50);
}

/* 新闻分类 */
.news-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-gray-200);
}

/* 筛选栏容器：无背景，只留上下留白（列表页通用） */
.filter-bar {
  padding: 32px 0 0;
  background: none;
}

.news-category-btn {
  padding: 10px 24px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  color: var(--color-gray-600);
  font-size: 14px;
  font-weight: 500;
  border-radius: 30px;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: var(--transition);
}

.news-category-btn:hover,
.news-category-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 6px 16px rgba(249, 115, 22, 0.22);
}

/* 新闻元信息 */
.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.news-category-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 12px;
  font-weight: 500;
  border-radius: 4px;
}

.news-category-tag.company {
  background: var(--color-primary);
}

.news-category-tag.industry {
  background: #10b981;
}

.news-category-tag.faq {
  background: #f59e0b;
}

.news-category-tag.focus {
  background: #ef4444;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.news-card {
  background: var(--color-white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.news-img {
  height: 180px;
  overflow: hidden;
}

.news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.news-card:hover .news-img img {
  transform: scale(1.1);
}

.news-info {
  padding: 20px;
}

.news-date {
  font-size: 13px;
  color: var(--color-accent);
  font-weight: 500;
}

.news-info h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin: 10px 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-info p {
  font-size: 14px;
  color: var(--color-gray-500);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===================================
   页脚
   =================================== */
.footer {
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-accent);
}

.footer-col p {
  font-size: 14px;
  color: var(--color-gray-400);
  line-height: 1.8;
}

.footer-col ul {
  font-size: 14px;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  color: var(--color-gray-400);
}

.footer-col ul li a:hover {
  color: var(--color-accent);
}

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--color-gray-400);
}

.contact-list svg {
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid var(--color-gray-800);
  padding-top: 25px;
  text-align: center;
}

/* ===== 页脚友情链接（胶囊标签式） ===== */
.friend-links {
  margin-top: 6px;
  margin-bottom: 28px;
}

.friend-links-inner {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 26px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
}

/* 左侧标题：橙色竖条 + 字 */
.friend-links-label {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 1.5px;
  white-space: nowrap;
  padding: 7px 0;          /* 与首行胶囊垂直居中对齐 */
}

.friend-links-label::before {
  content: '';
  width: 3px;
  height: 14px;
  background: var(--color-accent);
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(249, 115, 22, .6);
}

.friend-links-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

/* 友链 = 胶囊标签 */
.friend-links-list a {
  display: inline-block;
  padding: 7px 17px;
  font-size: 13px;
  line-height: 1.3;
  color: var(--color-gray-300);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 30px;
  white-space: nowrap;
  transition: all .28s cubic-bezier(.4, 0, .2, 1);
}

.friend-links-list a:hover {
  color: #fff;
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(249, 115, 22, .32);
}

/* TAG标签入口：描边款，与友链区分 */
.friend-links-list a[data-default] {
  background: transparent;
  border-style: dashed;
  border-color: rgba(249, 115, 22, .5);
  color: var(--color-accent);
}

.friend-links-list a[data-default]:hover {
  background: var(--color-accent);
  border-style: solid;
  color: #fff;
}

@media (max-width: 768px) {
  .friend-links { margin-bottom: 22px; }
  .friend-links-inner {
    flex-direction: column;
    gap: 14px;
    padding: 16px 18px;
    border-radius: 12px;
  }
  .friend-links-label { padding: 0; }
  .friend-links-list { gap: 8px; }
  .friend-links-list a { padding: 6px 14px; font-size: 12px; }
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

/* 底部站点地图 / RSS 链接 */
.footer-links a {
  font-size: 13px;
  color: var(--color-gray-500);
  transition: var(--transition);
}

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

.footer-links .divider {
  color: var(--color-gray-700);
  font-size: 12px;
  user-select: none;
}

@media (max-width: 768px) {
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 6px; }
  .footer-links a { font-size: 12px; }
  .footer-bottom-content { justify-content: center; }
}

.footer-bottom p {
  font-size: 14px;
  color: var(--color-gray-500);
  margin: 0;
}

/* 备案号链接：工信部 / 公安备案查询（合规要求，必须可点击） */
.footer-bottom .record-link {
  color: var(--color-gray-500);
  text-decoration: none;
  border-bottom: 1px dotted var(--color-gray-600);
  transition: var(--transition);
}

.footer-bottom .record-link:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a {
  font-size: 14px;
  color: var(--color-gray-400);
}

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

.footer-links .divider {
  color: var(--color-gray-600);
}

.footer-bottom a {
  color: var(--color-gray-400);
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

@media (max-width: 768px) {
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }
}

/* 页脚Logo区域 */
.footer-about .footer-logo {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.footer-about .footer-logo img {
  height: 50px;
  width: auto;
  background: var(--color-white);
  padding: 5px;
  border-radius: 4px;
}

.footer-logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-logo-text span {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-white);
}

.footer-logo-text small {
  font-size: 11px;
  color: var(--color-gray-400);
}

/* 页脚社交链接 */
.footer-social {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-item {
  position: relative;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 15px;
  background: var(--color-gray-800);
  border-radius: 6px;
  color: var(--color-gray-300);
  font-size: 14px;
  transition: var(--transition);
  text-decoration: none;
}

.social-link:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.douyin-link:hover {
  background: #000;
}

/* 二维码弹窗 */
.qrcode-popup {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-white);
  padding: 15px;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 100;
  text-align: center;
  min-width: 140px;
}

.qrcode-popup::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--color-white);
}

.social-link:hover .qrcode-popup {
  opacity: 1;
  visibility: visible;
  bottom: calc(100% + 10px);
}

.qrcode-popup img {
  width: 120px;
  height: 120px;
  display: block;
  margin: 0 auto 10px;
  border-radius: 4px;
}

.qrcode-popup p {
  font-size: 12px;
  color: var(--color-gray-600);
  margin: 0;
}

.qr-placeholder {
  width: 120px;
  height: 120px;
  margin: 0 auto 10px;
  background: var(--color-gray-100);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-placeholder svg {
  width: 80px;
  height: 80px;
  color: var(--color-gray-400);
}

/* ===================================
   悬浮联系按钮
   =================================== */
.floating-contact {
  position: fixed;
  right: 20px;
  bottom: 100px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.floating-contact a,
.floating-contact button {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.floating-phone {
  background: var(--color-accent);
}

.floating-phone:hover {
  background: var(--color-accent-dark);
  transform: scale(1.1);
}

.floating-msg {
  background: var(--color-blue);
}

.floating-msg:hover {
  background: #2563eb;
  transform: scale(1.1);
}

.floating-top {
  background: var(--color-gray-700);
  opacity: 0;
  visibility: hidden;
}

.floating-top.visible {
  opacity: 1;
  visibility: visible;
}

.floating-top:hover {
  background: var(--color-primary);
  transform: scale(1.1);
}

/* ===================================
   页面Banner
   =================================== */
.page-banner {
  position: relative;
  height: 300px;
  /* 默认兜底：任何栏目都不会没背景 */
  background: linear-gradient(rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.68)),
              url('../images/banner/products.jpg') center / cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-white);
  overflow: hidden;
}

/* ===== 分栏目 Banner 背景图（按栏目ID映射） =====
   5 张图分给 6 组栏目；子栏目跟随顶级栏目用同一张。
   想给某个栏目单独换图：后台栏目编辑上传「栏目图片」即可（内联样式优先级更高）。
   ⚠️ 5 张原图高度不一致(312~532px)，这里用固定高度 + cover 裁切，保证视觉统一。 */
.banner-1,                                                          /* 关于我们 */
.banner-6, .banner-7, .banner-8, .banner-9 {
  background-image: linear-gradient(rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.68)),
                    url('../images/banner/about.jpg');
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}

.banner-2,                                                          /* 新闻动态 */
.banner-10, .banner-11, .banner-12, .banner-13 {
  background-image: linear-gradient(rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.68)),
                    url('../images/banner/news.jpg');
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}

.banner-3,                                                          /* 产品展示 */
.banner-14, .banner-15, .banner-16, .banner-17,
.banner-18, .banner-19, .banner-20 {
  background-image: linear-gradient(rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.68)),
                    url('../images/banner/products.jpg');
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}

.banner-4,                                                          /* 合作客户 */
.banner-5 {                                                         /* 成功案例 */
  background-image: linear-gradient(rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.68)),
                    url('../images/banner/cases.jpg');
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}

.banner-30 {                                                        /* 联系我们 */
  background-image: linear-gradient(rgba(15, 23, 42, 0.68), rgba(15, 23, 42, 0.68)),
                    url('../images/banner/contact.jpg');
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}

.page-banner h1 {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 15px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .35);
}

/* Banner 英文名：统一小号大写 + 字距，与中文标题区分 */
.page-banner .banner-en {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .82);
  font-family: var(--font-family-en);
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, .25);
}

.page-banner .banner-en:empty {
  display: none;
}

@media (max-width: 768px) {
  .page-banner {
    height: 200px;
  }
  .page-banner h1 {
    font-size: 28px;
  }
  .page-banner .banner-en {
    font-size: 11px;
    letter-spacing: 2px;
    padding-top: 9px;
  }
}

/* ===================================
   面包屑导航
   =================================== */
.breadcrumb {
  background: var(--color-gray-50);
  padding: 15px 0;
  font-size: 14px;
  color: var(--color-gray-500);
}

.breadcrumb a {
  color: var(--color-gray-600);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb span {
  margin: 0 8px;
}

/* ===================================
   产品列表页
   =================================== */
/* 分类筛选：无背景的纯按钮组（居中） */
.product-filter,
.case-filter,
.news-categories {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 44px;
  padding: 0;
  background: none;
  border: none;
  border-radius: 0;
}

.filter-btn {
  padding: 10px 26px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  border-radius: 30px;
  font-size: 14px;
  color: var(--color-gray-600);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 6px 16px rgba(249, 115, 22, 0.22);
}

.products-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

/* ===================================
   联系页面
   =================================== */
/* 联系页面样式 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-form-wrapper h2,
.contact-info-wrapper h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 8px;
}

.contact-form-wrapper > p,
.contact-info-wrapper > p {
  font-size: 14px;
  color: var(--color-gray-500);
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-gray-200);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
  color: var(--color-white);
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(30, 58, 95, 0.3);
}

/* 快速联系卡片 */
.quick-contact-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.quick-contact-card {
  background: var(--color-white);
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: var(--transition);
  border: 1px solid transparent;
}

.quick-contact-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
  border-color: var(--color-primary);
}

.quick-contact-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.quick-contact-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 8px;
}

.quick-contact-card p {
  font-size: 16px;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 8px;
}

.quick-contact-card p a {
  color: inherit;
}

.quick-contact-card span {
  font-size: 13px;
  color: var(--color-gray-500);
}

/* 联系信息列表 */
.contact-info-wrapper {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a8a 100%);
  color: var(--color-white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  height: 100%;
}

.contact-info-wrapper h2 {
  color: var(--color-white);
}

.contact-info-list {
  margin-bottom: 30px;
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-text h4 {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.8;
  margin-bottom: 4px;
}

.contact-text p {
  font-size: 16px;
  font-weight: 500;
}

.contact-text a {
  color: inherit;
}

/* 二维码区域 */
.contact-qrcode {
  display: flex;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 24px;
}

.qrcode-item {
  flex: 1;
  text-align: center;
}

.qrcode-item .qr-placeholder {
  width: 100px;
  height: 100px;
  background: var(--color-white);
  border-radius: 12px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
}

.qrcode-item .qr-placeholder svg {
  width: 60px;
  height: 60px;
}

.qrcode-item p {
  font-size: 13px;
  opacity: 0.9;
}

/* 地图区域 */
.map-section {
  padding: 60px 0 0;
  background: var(--color-gray-50);
}

.map-section .section-title {
  margin-bottom: 8px;
}

.map-section .section-subtitle {
  margin-bottom: 30px;
}

.map-container {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
  position: relative;
}

.map-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
}

.map-placeholder svg {
  margin-bottom: 16px;
  opacity: 0.5;
}

.map-placeholder p {
  font-size: 16px;
  font-weight: 500;
}

.map-placeholder span {
  font-size: 14px;
  opacity: 0.7;
  margin-top: 8px;
}

.map-placeholder:hover {
  background: linear-gradient(135deg, #d1d5db 0%, #9ca3af 100%);
  color: var(--color-gray-600);
}

/* ===================================
   FAQ
   =================================== */
.faq-section .section-subtitle {
  margin-bottom: 40px;
}

/* ===== FAQ 新版：左说明 + 右手风琴（首页用） ===== */
.faq-section {
  background: var(--color-gray-50);
}

.faq-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 56px;
  align-items: start;
}

.faq-aside {
  position: sticky;
  top: 110px;
}

.faq-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--color-accent);
  margin-bottom: 12px;
  font-family: var(--font-family-en);
}

.faq-aside-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--color-gray-900);
  line-height: 1.25;
  margin-bottom: 18px;
}

.faq-aside-desc {
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-gray-500);
  margin-bottom: 28px;
}

.faq-aside-contact {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}

.faq-phone {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px;
  background: var(--color-white);
  border-left: 4px solid var(--color-accent);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.faq-phone:hover {
  box-shadow: var(--shadow);
  transform: translateX(4px);
}

.faq-phone-label {
  font-size: 12px;
  color: var(--color-gray-400);
  letter-spacing: 1px;
}

.faq-phone strong {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-family-en);
  letter-spacing: -.5px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-list .faq-item {
  box-shadow: 0 2px 10px rgba(0, 0, 0, .05);
}

.faq-list .faq-item:hover {
  box-shadow: 0 8px 26px rgba(0, 0, 0, .09);
}

.faq-list .faq-item.active {
  box-shadow: 0 10px 30px rgba(249, 115, 22, .14);
}

.faq-list .faq-question {
  padding: 22px 28px;
  font-size: 16.5px;
}

@media (max-width: 1024px) {
  .faq-layout { grid-template-columns: 1fr; gap: 34px; }
  .faq-aside { position: static; }
  .faq-aside-title { font-size: 26px; }
}

@media (max-width: 768px) {
  .faq-list .faq-question { padding: 18px 20px; font-size: 15px; }
  .faq-list .faq-answer p { padding: 0 20px 18px; font-size: 14px; }
}

/* ===== 公司简介页 ===== */
.about-page-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 54px;
  align-items: start;
}

.about-page-head {
  margin-bottom: 30px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--color-gray-200);
}

.about-page-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--color-gray-900);
  line-height: 1.25;
}

.about-page-content {
  font-size: 16px;
  line-height: 2;
  color: var(--color-gray-600);
}

.about-page-content p { margin-bottom: 20px; }
.about-page-content h2,
.about-page-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin: 32px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--color-accent);
}
.about-page-content img {
  border-radius: 10px;
  margin: 20px 0;
}

.about-page-aside {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 110px;
}

.about-card {
  background: var(--color-gray-50);
  border-radius: 12px;
  padding: 26px 24px;
}

.about-card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--color-gray-300);
}

.about-info-list li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 11px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.about-info-list li:last-child { border-bottom: none; }

.about-info-list span {
  font-size: 12px;
  color: var(--color-gray-400);
  letter-spacing: .5px;
}

.about-info-list strong {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gray-800);
  line-height: 1.5;
}

.about-card-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  padding: 13px 20px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
}

.about-card-btn:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.about-links {
  display: flex;
  flex-direction: column;
}

.about-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 4px;
  font-size: 14px;
  color: var(--color-gray-600);
  border-bottom: 1px solid var(--color-gray-200);
  transition: var(--transition);
}

.about-link:last-child { border-bottom: none; }

.about-link em {
  font-style: normal;
  color: var(--color-gray-300);
  transition: var(--transition);
}

.about-link:hover {
  color: var(--color-accent);
  padding-left: 10px;
}

.about-link:hover em { color: var(--color-accent); }

/* 公司简介页数据条 */
.about-stats-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 50px 0;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.about-stats .stat-number {
  display: inline-block;
  font-size: 42px;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  letter-spacing: -1px;
  font-family: var(--font-family-en);
}

.about-stats .stat-label {
  margin-top: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, .72);
  letter-spacing: 1px;
}

/* 服务流程 */
.service-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.service-step {
  position: relative;
  padding: 28px 22px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: 12px;
  transition: var(--transition);
}

.service-step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

/* 步骤之间的连接箭头 */
.service-step:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -13px;
  top: 50%;
  width: 6px;
  height: 6px;
  border-top: 2px solid var(--color-gray-300);
  border-right: 2px solid var(--color-gray-300);
  transform: translateY(-50%) rotate(45deg);
}

.step-num {
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
  color: var(--color-gray-100);
  letter-spacing: -2px;
  margin-bottom: 12px;
  transition: var(--transition);
}

.service-step:hover .step-num { color: rgba(249, 115, 22, .22); }

.service-step h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 9px;
}

.service-step p {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--color-gray-500);
}

/* 底部转化条 */
.cta-section { padding-bottom: 80px; }

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  flex-wrap: wrap;
  padding: 44px 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(249, 115, 22, .14);
}

.cta-text { position: relative; z-index: 1; }

.cta-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
}

.cta-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, .8);
  line-height: 1.7;
  max-width: 520px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

@media (max-width: 1200px) {
  .about-page-grid { grid-template-columns: 1fr 300px; gap: 40px; }
  .service-flow { grid-template-columns: repeat(3, 1fr); }
  .service-step:nth-child(3)::after { display: none; }
}

@media (max-width: 1024px) {
  .about-page-grid { grid-template-columns: 1fr; }
  .about-page-aside { position: static; }
  .about-stats { grid-template-columns: repeat(2, 1fr); gap: 30px; }
}

@media (max-width: 768px) {
  .about-page-title { font-size: 24px; }
  .about-page-content { font-size: 15px; line-height: 1.9; }
  .about-stats .stat-number { font-size: 30px; }
  .service-flow { grid-template-columns: 1fr; gap: 14px; }
  .service-step::after { display: none !important; }
  .cta-box { padding: 30px 24px; }
  .cta-text h2 { font-size: 20px; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; justify-content: center; }
}

/* ===== FAQ 手风琴（首页 + 联系页通用） ===== */
.faq-item {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: transparent;
  border: none;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-gray-800);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.faq-question:hover { color: var(--color-accent); }

.faq-question svg {
  flex-shrink: 0;
  color: var(--color-gray-400);
  transition: transform .3s ease, color .3s ease;
}

.faq-item.active .faq-question { color: var(--color-accent); }

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}

.faq-item.active .faq-answer { max-height: 420px; }

.faq-answer p {
  padding: 0 24px 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-gray-500);
}

/* 联系页等：两列网格 */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}

.faq-grid .faq-item { border: 1px solid var(--color-gray-200); }

.faq-grid .faq-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
  .faq-grid { grid-template-columns: 1fr; }
  .faq-question { padding: 16px 20px; font-size: 15px; }
  .faq-answer p { padding: 0 20px 18px; font-size: 14px; }
}

/* ===================================
   动画
   =================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 滚动渐显动画（JS 添加 .fade-in-up + .visible） */
.fade-in-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.4, 0, .2, 1);
  will-change: opacity, transform;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 按钮通用交互增强 */
.more-btn, .hero-btn, .about-btn, .btn, .btn-primary, .btn-outline {
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.more-btn::after, .hero-btn::after, .about-btn::after, .btn-primary::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 6px; height: 6px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  transition: transform .5s ease, opacity .5s ease;
}

.more-btn:active::after, .hero-btn:active::after,
.about-btn:active::after, .btn-primary:active::after {
  transform: translate(-50%, -50%) scale(18);
  opacity: 1;
  transition: 0s;
}

/* ===================================
   响应式设计
   =================================== */
@media (max-width: 1200px) {
  /* 导航间距已由 .nav-item > .nav-link 的 padding 控制，此处不设 gap 以免撑宽 */
  .logo-title {
    font-size: 16px;
  }
  
  .header-phone {
    padding: 8px 16px;
    font-size: 14px;
  }
}

@media (max-width: 1024px) {
  .menu-toggle {
    display: flex;
  }
  
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .top-info {
    display: none;
  }
  
  .nav {
    display: none;
  }
  
  .header-phone {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .hero {
    height: 380px;
  }
  
  .hero-arrow {
    display: none;
  }
  
  .section {
    padding: 50px 0;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .stat-number {
    font-size: 36px;
  }
  
  .cases-grid {
    grid-template-columns: 1fr;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .about-content .section-title {
    text-align: center;
  }
  
  .about-content .section-title::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .news-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-col h4::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .quick-contact-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .quick-contact-card {
    padding: 24px 16px;
  }

  .quick-contact-icon {
    width: 56px;
    height: 56px;
  }

  .quick-contact-icon svg {
    width: 24px;
    height: 24px;
  }

  .quick-contact-card h3 {
    font-size: 16px;
  }

  .quick-contact-card p {
    font-size: 14px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-form {
    padding: 24px;
  }

  .contact-info-wrapper {
    padding: 24px;
  }

  .contact-qrcode {
    justify-content: center;
  }

  .qrcode-item .qr-placeholder {
    width: 80px;
    height: 80px;
  }

  .map-container {
    height: 300px;
  }
  
  .products-list {
    grid-template-columns: 1fr;
  }
}

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

  .quick-contact-cards {
    grid-template-columns: 1fr;
  }

  .quick-contact-card {
    padding: 20px;
  }

  .quick-contact-card span {
    display: none;
  }

  .contact-qrcode {
    flex-direction: column;
    align-items: center;
    gap: 20px;
  }

  .map-container {
    height: 250px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .floating-contact {
    right: 15px;
    bottom: 80px;
  }
  
  .floating-contact a,
  .floating-contact button {
    width: 45px;
    height: 45px;
  }
}

/* ===================================
   关于我们页面样式
   =================================== */
.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-intro-content .lead {
  font-size: 18px;
  color: var(--color-gray-700);
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-intro-content p {
  font-size: 15px;
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: 15px;
}

.about-intro-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.about-features {
  display: flex;
  gap: 40px;
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid var(--color-gray-200);
}

.about-feature-item {
  text-align: center;
}

.about-feature-item .feature-num {
  display: block;
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.about-feature-item .feature-text {
  font-size: 14px;
  color: var(--color-gray-500);
  margin-top: 8px;
}

/* 优势卡片：统一定义在文件前段"核心优势"区，此处勿重复定义以免覆盖 */

/* 发展历程时间线 */
.timeline {
  position: relative;
  padding: 20px 0;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-gray-200);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  padding: 20px 0;
  display: flex;
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
  text-align: right;
}

.timeline-item:nth-child(odd) .timeline-content {
  padding-right: 50px;
  padding-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
  padding-left: 50px;
}

.timeline-year {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: var(--color-white);
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 14px;
  z-index: 1;
}

.timeline-content {
  flex: 1;
}

.timeline-content h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 14px;
  color: var(--color-gray-600);
  line-height: 1.7;
}

/* 企业文化 */
.bg-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0f2744 100%);
}

.text-white {
  color: var(--color-white) !important;
}

.culture-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.culture-item {
  text-align: center;
  padding: 30px 20px;
  background: rgba(255,255,255,0.1);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.culture-item:hover {
  background: rgba(255,255,255,0.15);
  transform: translateY(-5px);
}

.culture-item h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 12px;
  position: relative;
  padding-bottom: 12px;
}

.culture-item h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--color-accent);
}

.culture-item p {
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
}

@media (max-width: 1024px) {
  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .about-features {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .culture-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item,
  .timeline-item:nth-child(odd) {
    flex-direction: row;
    text-align: left;
  }
  
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content {
    padding-left: 60px;
    padding-right: 0;
  }
  
  .timeline-year {
    left: 20px;
    transform: translateX(-50%);
  }
}

@media (max-width: 768px) {
  .culture-grid {
    grid-template-columns: 1fr;
  }
  
  .about-features {
    gap: 25px;
  }
  
  .about-feature-item .feature-num {
    font-size: 26px;
  }
}

/* ===================================
   详情页样式
   =================================== */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.detail-main {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.sidebar-card {
  background: var(--color-white);
  border-radius: 12px;
  padding: 25px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-gray-100);
  transition: var(--transition);
}

.sidebar-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.sidebar-card h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--color-accent);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-card h4::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--color-accent);
  border-radius: 2px;
}

/* 案例详情画廊 */
.detail-gallery {
  padding: 0;
}

.gallery-main {
  position: relative;
  overflow: hidden;
}

.gallery-main img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.gallery-thumbs {
  display: flex;
  gap: 10px;
  padding: 15px;
  background: var(--color-gray-50);
}

.gallery-thumbs .thumb {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

.gallery-thumbs .thumb:hover,
.gallery-thumbs .thumb.active {
  border-color: var(--color-accent);
}

/* 案例信息 */
.detail-info {
  padding: 30px;
}

.detail-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 15px;
  line-height: 1.3;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--color-gray-200);
}

.detail-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--color-gray-600);
}

.detail-meta svg {
  color: var(--color-accent);
}

.detail-section {
  margin-bottom: 25px;
}

.detail-section h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 12px;
}

.detail-section p {
  font-size: 15px;
  color: var(--color-gray-600);
  line-height: 1.8;
}

.detail-list {
  list-style: none;
}

.detail-list li {
  padding: 8px 0;
  font-size: 15px;
  color: var(--color-gray-600);
  border-bottom: 1px dashed var(--color-gray-200);
}

.detail-list li:last-child {
  border-bottom: none;
}

/* 客户评价 */
.testimonial {
  background: var(--color-gray-50);
  padding: 20px;
  border-radius: 8px;
  border-left: 4px solid var(--color-accent);
}

.testimonial p {
  font-size: 15px;
  color: var(--color-gray-700);
  line-height: 1.7;
  font-style: italic;
}

.testimonial cite {
  display: block;
  margin-top: 12px;
  font-size: 14px;
  color: var(--color-gray-500);
  font-style: normal;
}

/* 首页合作客户板块 */
.clients-section {
  position: relative;
  background: var(--color-gray-50);
}

.clients-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/clients-bg.jpg') center center / cover no-repeat;
  opacity: 0.6;
  z-index: 0;
}

.clients-section .container {
  position: relative;
  z-index: 1;
}

.home-clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  margin-top: 40px;
}

/* 合作伙伴滚动区域 */
.partners-slider-wrapper {
  position: relative;
  margin-top: 40px;
  overflow: hidden;
}

.partners-slider-wrapper::before,
.partners-slider-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.partners-slider-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--color-white), transparent);
}

.partners-slider-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--color-white), transparent);
}

.partners-slider {
  overflow: hidden;
}

.partners-track {
  display: flex;
  gap: 24px;
  animation: scrollPartners 30s linear infinite;
}

.partners-track:hover {
  animation-play-state: paused;
}

@keyframes scrollPartners {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.partners-track .client-logo-item {
  flex-shrink: 0;
  width: 180px;
  background: var(--color-white);
  padding: 20px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 80px;
}

.partners-track .client-logo-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.client-logo-item {
  background: var(--color-white);
  padding: 20px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 80px;
}

.client-logo-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.client-logo-img {
  display: flex;
  align-items: center;
  justify-content: center;
}

.client-logo-img svg {
  max-width: 100%;
  max-height: 40px;
  transition: var(--transition);
}

.client-logo-img img {
  max-width: 100%;
  max-height: 50px;
  object-fit: contain;
  transition: var(--transition);
}

.client-logo-item:hover .client-logo-img svg {
  transform: scale(1.05);
}

.client-logo-item:hover .client-logo-img img {
  transform: scale(1.05);
}

/* 首页客户评价板块 */
.testimonials-section {
  background: var(--color-white);
  position: relative;
  overflow: hidden;
}

.testimonials-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../images/testimonial-bg.png') center center / cover no-repeat;
  opacity: 0.6;
  z-index: 0;
}

.testimonials-section .container {
  position: relative;
  z-index: 1;
}

/* 首页客户评价轮播 */
.testimonials-slider-wrapper {
  position: relative;
  overflow: hidden;
  padding: 0;
  margin-top: 40px;
  width: 100%;
}

.testimonials-slider {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
}

.testimonials-track {
  display: flex;
  gap: 24px;
  animation: scroll-testimonials 60s linear infinite;
}

.testimonials-track:hover {
  animation-play-state: paused;
}

.testimonials-track .testimonial-card {
  flex: 0 0 calc(25% - 18px);
  min-width: 280px;
}

@keyframes scroll-testimonials {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

@media (max-width: 1200px) {
  .testimonials-track .testimonial-card {
    flex: 0 0 calc(33.333% - 16px);
    min-width: 260px;
  }
}

@media (max-width: 900px) {
  .testimonials-track .testimonial-card {
    flex: 0 0 calc(50% - 12px);
    min-width: 240px;
  }
}

@media (max-width: 576px) {
  .testimonials-track .testimonial-card {
    flex: 0 0 calc(100% - 12px);
    min-width: 280px;
  }
}

/* 合作客户页面 */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.client-logo {
  background: var(--color-white);
  padding: 25px 20px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  border: 1px solid var(--color-gray-200);
  height: 100px;
}

.client-logo:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.client-logo img {
  max-width: 100%;
  max-height: 60px;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: var(--transition);
}

.client-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* 客户评价卡片 */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.testimonial-card {
  background: var(--color-white);
  border-radius: 12px;
  padding: 30px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--color-gray-100);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.testimonial-content {
  margin-bottom: 20px;
}

.testimonial-content p {
  font-size: 15px;
  color: var(--color-gray-600);
  line-height: 1.8;
  position: relative;
  padding-left: 20px;
}

.testimonial-content p::before {
  content: '"';
  position: absolute;
  left: 0;
  top: -5px;
  font-size: 40px;
  color: var(--color-accent);
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 15px;
  border-top: 1px solid var(--color-gray-100);
}

.testimonial-author .author-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-gray-900);
}

.testimonial-author .author-company {
  font-size: 13px;
  color: var(--color-gray-500);
}

@media (max-width: 1024px) {
  .clients-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .clients-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }
  
  .client-logo {
    padding: 15px 10px;
    height: 80px;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 项目信息卡片 */
.project-info {
  list-style: none;
}

.project-info li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 14px;
  transition: var(--transition);
}

.project-info li:hover {
  background: var(--color-gray-50);
  margin: 0 -10px;
  padding-left: 10px;
  padding-right: 10px;
  border-radius: 6px;
}

.project-info li:last-child {
  border-bottom: none;
}

.project-info span {
  color: var(--color-gray-500);
  display: flex;
  align-items: center;
  gap: 6px;
}

.project-info strong {
  color: var(--color-primary);
  font-weight: 600;
}

/* 联系卡片 */
.contact-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0f2744 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.contact-card h4 {
  color: var(--color-white);
  border-bottom-color: var(--color-accent);
}

.contact-card h4::before {
  background: var(--color-accent);
}

.contact-card p {
  color: rgba(255,255,255,0.9);
  font-size: 14px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.contact-card .btn {
  position: relative;
  z-index: 1;
}

.contact-card .btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  font-weight: 600;
  padding: 14px 20px;
}

.contact-card .btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.contact-card .btn-outline {
  border-color: rgba(255,255,255,0.3);
  color: var(--color-white);
  margin-top: 10px;
}

.contact-card .btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

/* 相关案例 */
.related-cases {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.related-case {
  display: flex;
  gap: 15px;
  text-decoration: none;
  padding: 12px;
  border-radius: 8px;
  transition: var(--transition);
  border: 1px solid transparent;
}

.related-case:hover {
  background: var(--color-gray-50);
  border-color: var(--color-gray-200);
}

.related-case img {
  width: 90px;
  height: 68px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  transition: var(--transition);
}

.related-case:hover img {
  transform: scale(1.05);
  box-shadow: var(--shadow);
}

.related-case span {
  font-size: 14px;
  color: var(--color-gray-700);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  align-self: center;
}

.related-case:hover span {
  color: var(--color-primary);
}

/* 新闻详情文章 */
.article {
  padding: 30px;
}

.article-header {
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-gray-200);
}

.article-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 15px;
  line-height: 1.4;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--color-gray-500);
}

.article-meta svg {
  color: var(--color-accent);
}

.article-content {
  font-size: 16px;
  color: var(--color-gray-700);
  line-height: 1.9;
}

.article-content h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin: 30px 0 15px;
}

.article-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin: 25px 0 12px;
}

.article-content p {
  margin-bottom: 15px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 15px;
  padding-left: 25px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content blockquote {
  background: var(--color-gray-50);
  padding: 20px 25px;
  border-left: 4px solid var(--color-accent);
  border-radius: 0 8px 8px 0;
  margin: 20px 0;
  font-style: italic;
  color: var(--color-gray-600);
}

.article-footer {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--color-gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
}

.share-btn {
  padding: 6px 15px;
  background: var(--color-gray-100);
  border-radius: 15px;
  font-size: 13px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

.share-btn:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.article-share {
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-share span {
  font-size: 14px;
  color: var(--color-gray-500);
}

.share-btn {
  padding: 6px 15px;
  background: var(--color-gray-100);
  border-radius: 15px;
  font-size: 13px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

.share-btn:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* 标签 */
.article-tags {
  padding: 20px 0;
  border-top: 1px solid var(--color-gray-200);
  margin-top: 30px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.article-tags > span {
  font-size: 14px;
  color: var(--color-gray-500);
}

.article-tags .tag-item {
  display: inline-block;
  padding: 5px 16px;
  background: var(--color-gray-100);
  border-radius: 20px;
  font-size: 13px;
  color: var(--color-gray-600);
  transition: var(--transition);
}

.article-tags .tag-item:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* 上下篇导航 */
.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 30px;
  padding: 30px;
  background: var(--color-gray-50);
  border-radius: 0 0 12px 12px;
}

.article-nav a {
  flex: 1;
  padding: 15px 20px;
  background: var(--color-white);
  border-radius: 8px;
  text-decoration: none;
  transition: var(--transition);
}

.article-nav a:hover {
  box-shadow: var(--shadow);
}

.article-nav a.disabled {
  opacity: 0.5;
  cursor: default;
}

.article-nav a.disabled:hover {
  box-shadow: none;
}

.article-nav span {
  display: block;
  font-size: 13px;
  color: var(--color-gray-500);
  margin-bottom: 5px;
}

.article-nav p {
  font-size: 15px;
  color: var(--color-gray-800);
  font-weight: 500;
}

.nav-prev,
.nav-next {
  text-align: left;
}

.nav-next {
  text-align: right;
}

/* 作者卡片 */
.author-card {
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, #0f2744 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.author-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at top right, rgba(255,255,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.author-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 15px;
  border: 3px solid rgba(255,255,255,0.3);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  position: relative;
  z-index: 1;
}

.author-card h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--color-white);
  position: relative;
  z-index: 1;
}

.author-card p {
  font-size: 13px;
  color: rgba(255,255,255,0.8);
  position: relative;
  z-index: 1;
}

/* 热门文章 */
.hot-news {
  list-style: none;
}

.hot-news li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-100);
  transition: var(--transition);
}

.hot-news li:hover {
  padding-left: 8px;
  background: var(--color-gray-50);
  margin: 0 -15px;
  padding-right: 15px;
  padding-left: 23px;
  border-radius: 6px;
}

.hot-news li:last-child {
  border-bottom: none;
}

.hot-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--color-accent) 0%, #ea580c 100%);
  border-radius: 6px;
  font-size: 12px;
  color: var(--color-white);
  font-weight: 600;
  flex-shrink: 0;
}

.hot-news li:first-child .hot-num {
  background: var(--color-accent);
  color: var(--color-white);
}

.hot-news a {
  font-size: 14px;
  color: var(--color-gray-700);
  line-height: 1.5;
  transition: var(--transition);
}

.hot-news a:hover {
  color: var(--color-accent);
}

/* 相关新闻 */
.related-news {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.related-item {
  display: flex;
  gap: 12px;
  text-decoration: none;
}

.related-item img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: 6px;
}

.related-item h5 {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-gray-800);
  margin-bottom: 5px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-item span {
  font-size: 12px;
  color: var(--color-gray-500);
}

.related-item:hover h5 {
  color: var(--color-accent);
}

/* 详情页响应式 */
@media (max-width: 1024px) {
  .detail-layout {
    grid-template-columns: 1fr;
  }
  
  .gallery-main img,
  .case-main-img {
    height: 300px;
  }
}

@media (max-width: 768px) {
  .article-nav {
    flex-direction: column;
  }
  
  .nav-next {
    text-align: left;
  }
  
  .article-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* 简化版案例详情页样式 */
.case-gallery {
  position: relative;
}

.case-main-img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 12px;
}

.case-thumbs {
  display: flex;
  gap: 10px;
  padding: 15px;
  background: var(--color-gray-50);
  overflow-x: auto;
  border-radius: 0 0 12px 12px;
}

.case-thumbs img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: 6px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  flex-shrink: 0;
}

.case-thumbs img:hover,
.case-thumbs img.active {
  border-color: var(--color-accent);
}

.case-content {
  padding: 30px;
}

.case-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 15px;
  line-height: 1.3;
}

.case-tags {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.case-tags .tag {
  padding: 5px 14px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.case-desc {
  font-size: 15px;
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: 25px;
}

.case-desc p {
  margin-bottom: 15px;
}

.case-details h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 15px;
  padding-left: 12px;
  border-left: 3px solid var(--color-accent);
}

.case-details ul {
  list-style: none;
}

.case-details li {
  padding: 10px 0;
  font-size: 14px;
  color: var(--color-gray-600);
  border-bottom: 1px dashed var(--color-gray-200);
  padding-left: 20px;
  position: relative;
}

.case-details li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

.case-details li:last-child {
  border-bottom: none;
}

/* 项目信息卡片 */
.info-card {
  background: var(--color-white);
}

.info-list {
  list-style: none;
}

.info-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 14px;
}

.info-list li:last-child {
  border-bottom: none;
}

.info-list i {
  font-style: normal;
  font-size: 16px;
}

.info-list span {
  color: var(--color-gray-500);
}

.info-list strong {
  color: var(--color-primary);
  font-weight: 600;
  margin-left: auto;
}

/* 联系卡片按钮 */
.contact-card .btn-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px 20px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  margin-bottom: 10px;
}

.contact-card .btn-contact:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.contact-card .btn-consult {
  display: block;
  width: 100%;
  padding: 12px 20px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--color-white);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  transition: var(--transition);
}

.contact-card .btn-consult:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

/* 相关案例列表 */
.related-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.related-item {
  display: flex;
  gap: 12px;
  text-decoration: none;
  padding: 10px;
  border-radius: 8px;
  transition: var(--transition);
  border: 1px solid transparent;
}

.related-item:hover {
  background: var(--color-gray-50);
  border-color: var(--color-gray-200);
}

.related-item img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
  transition: var(--transition);
}

.related-item:hover img {
  transform: scale(1.05);
}

.related-item span {
  font-size: 14px;
  color: var(--color-gray-700);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  align-self: center;
}

.related-item:hover span {
  color: var(--color-primary);
}

/* 案例卡片悬停效果 */
.case-card .case-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(30, 64, 175, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.case-card:hover .case-overlay {
  opacity: 1;
}

.case-overlay span {
  color: var(--color-white);
  font-size: 14px;
  font-weight: 500;
}

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-white);
  color: var(--color-white);
}

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

.btn-block {
  width: 100%;
}

/* 新闻列表样式 */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.news-item {
  display: flex;
  gap: 25px;
  background: var(--color-white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.news-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.news-item .news-img {
  flex-shrink: 0;
  width: 280px;
}

.news-item .news-img img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.news-content {
  padding: 20px 20px 20px 0;
  flex: 1;
}

.news-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 10px;
}

.news-content h3 a {
  color: inherit;
  text-decoration: none;
}

.news-content h3 a:hover {
  color: var(--color-accent);
}

.news-content p {
  font-size: 14px;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: 15px;
}

.news-link {
  font-size: 14px;
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
}

.news-link:hover {
  color: var(--color-accent-dark);
}

/* 新闻侧边栏 */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
}

.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.sidebar-widget {
  background: var(--color-white);
  border-radius: 10px;
  padding: 25px;
  box-shadow: var(--shadow-sm);
}

.sidebar-widget h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-accent);
}

@media (max-width: 1024px) {
  .news-layout {
    grid-template-columns: 1fr;
  }
  
  .news-item {
    flex-direction: column;
  }
  
  .news-item .news-img {
    width: 100%;
  }
  
  .news-content {
    padding: 20px;
  }
}

/* ===================================
   产品详情页
   =================================== */
.breadcrumb {
  background: var(--color-gray-50);
  padding: 15px 0;
  font-size: 14px;
}

.breadcrumb a {
  color: var(--color-gray-500);
}

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

.breadcrumb span {
  color: var(--color-gray-400);
  margin: 0 8px;
}

.product-detail-section {
  padding: 40px 0 60px;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-bottom: 60px;
}

/* 产品图片画廊 */
.product-gallery {
  position: sticky;
  top: 100px;
}

.gallery-main {
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-gray-100);
  margin-bottom: 15px;
}

.gallery-main img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.gallery-thumbs {
  display: flex;
  gap: 10px;
}

.thumb {
  width: 80px;
  height: 60px;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
  background: none;
  transition: var(--transition);
}

.thumb.active,
.thumb:hover {
  border-color: var(--color-primary);
}

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

/* 产品信息 */
.product-info-detail h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 15px;
}

.product-desc {
  font-size: 16px;
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: 30px;
}

.product-params {
  background: var(--color-gray-50);
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 30px;
}

.product-params h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 15px;
}

.params-table {
  width: 100%;
}

.params-table tr {
  border-bottom: 1px dashed var(--color-gray-200);
}

.params-table tr:last-child {
  border-bottom: none;
}

.params-table td {
  padding: 12px 0;
  font-size: 14px;
}

.params-table td:first-child {
  color: var(--color-gray-500);
  width: 120px;
}

.params-table td:last-child {
  color: var(--color-gray-800);
  font-weight: 500;
}

.product-contact {
  display: flex;
  gap: 15px;
}

.btn-lg {
  padding: 14px 30px;
  font-size: 16px;
}

/* 产品标签页 */
.product-tabs {
  margin-bottom: 60px;
}

.tabs-nav {
  display: flex;
  border-bottom: 1px solid var(--color-gray-200);
  margin-bottom: 30px;
}

.tab-btn {
  padding: 15px 30px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-gray-500);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.detail-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-gray-800);
  margin-bottom: 15px;
}

.feature-list {
  list-style: none;
  margin-bottom: 25px;
}

.feature-list li {
  padding: 10px 0;
  font-size: 15px;
  color: var(--color-gray-700);
  padding-left: 25px;
  position: relative;
}

.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
}

.specs-table th,
.specs-table td {
  padding: 12px 15px;
  text-align: left;
  border: 1px solid var(--color-gray-200);
}

.specs-table th {
  background: var(--color-gray-50);
  font-weight: 500;
  color: var(--color-gray-600);
}

.specs-table td {
  color: var(--color-gray-800);
}

/* 相关产品 */
.related-products h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--color-accent);
}

@media (max-width: 1024px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
  }
  
  .product-gallery {
    position: static;
  }
  
  .gallery-main img {
    height: 300px;
  }
  
  .product-contact {
    flex-direction: column;
  }
}

/* ===================================
   富文本正文「防横向溢出」防护层
   —— 后台粘贴的正文里可能带内联宽度、长链接、
      表格、  长串等，会把布局撑破。
   =================================== */

/* ① 网格/弹性子项必须允许收缩。
      Grid/Flex 子项默认 min-width:auto，
      一旦内容 min-content 很宽，整条轨道就被撑宽 →
      正文跑到容器外面（文字向右溢出）。 */
.about-page-main,
.about-page-aside,
.news-main,
.news-sidebar,
.detail-main,
.detail-sidebar,
.tag-main,
.tag-sidebar,
.faq-aside,
.faq-list,
.search-main,
.business-left,
.product-info-detail,
.contact-form-wrapper,
.contact-info-wrapper {
  min-width: 0;
}

/* ② 正文容器允许在任意字符处断行。
      overflow-wrap:anywhere 会参与 min-content 计算，
      这是阻止 grid 轨道被长串（含  ）撑宽的关键；
      word-break:break-word 兜底老浏览器。 */
.article-content,
.about-page-content,
.rich-content,
.detail-content,
.about-page-main,
.news-main,
.detail-main {
  min-width: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* ③ 正文里的媒体与外链内容不得超出容器 */
.article-content img,
.about-page-content img,
.rich-content img,
.detail-content img,
.article-content video,
.about-page-content video,
.rich-content video,
.article-content iframe,
.about-page-content iframe,
.rich-content iframe {
  max-width: 100%;
  height: auto;
}

/* ④ 正文里的表格：超宽时自己横向滚动，而不是撑破页面 */
.article-content table,
.about-page-content table,
.rich-content table,
.detail-content table {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
}

/* ⑤ 兜底：极端情况下也不出现整页横向滚动条。
      用 clip 而不是 hidden —— hidden 会让 body 变成滚动容器，
      导致 position:sticky 的导航栏失效（clip 不创建滚动容器，sticky 不受影响）。
      老浏览器不支持 clip 时，靠上面 ① ② 两条根因修复即可，不再回退 hidden。 */
html,
body {
  overflow-x: clip;
}

/* ⑥ 工具类：给包裹表格/宽内容的容器用（lists_single.htm、view_product.htm 用到） */
.overflow-x {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ⑦ 对齐工具类（原本缺失，导致「我们的客户」标题与下划线错位） */
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-center { text-align: center; }

/* 仅供屏幕阅读器与搜索引擎理解结构的隐藏标题
   （列表页 banner 出 h1、卡片出 h3，中间缺 h2 会形成标题跳级，
     加一个视觉隐藏的 h2 即可补齐层级，不影响设计） */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 标题左对齐时，下划线也要跟着左对齐 */
.section-title.text-left::after,
.section-title.text-right::after {
  left: 0;
  transform: none;
}

.section-title.text-right::after {
  left: auto;
  right: 0;
}

/* ⑧ 列表页案例卡遮罩内的标签与提示（原本无样式，挤在一起） */
.case-overlay {
  flex-direction: column;
  gap: 12px;
}

.case-overlay .case-tag {
  padding: 5px 15px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: 20px;
  font-size: 12.5px;
  letter-spacing: .5px;
}

.case-overlay .case-view {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .5px;
  border-bottom: 1px solid rgba(255, 255, 255, .5);
  padding-bottom: 2px;
}