/* ========================================
   骨灰存放架厂家 - 响应式样式表
   主题色: #1a1a2e (深灰蓝)
   辅助色: #c9a962 (金色)
   ======================================== */

/* CSS 变量定义 */
:root {
  --primary-color: #1a1a2e;
  --primary-dark: #0f0f1a;
  --primary-light: #2a2a4e;
  --secondary-color: #16213e;
  --accent-color: #c9a962;
  --accent-light: #e8d5a3;
  --text-color: #333;
  --text-light: #666;
  --text-muted: #999;
  --bg-color: #fff;
  --bg-light: #f8f9fa;
  --bg-gray: #f5f5f5;
  --border-color: #e0e0e0;
  --shadow: 0 2px 10px rgba(0,0,0,0.1);
  --shadow-hover: 0 8px 25px rgba(0,0,0,0.15);
  --transition: all 0.3s ease;
  --container-max: 1200px;
  --header-height: 80px;
  --nav-height: 60px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

/* 跳过链接（无障碍） */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-color);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}

/* 容器 */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ========================================
   头部样式
   ======================================== */
.site-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 15px 0;
  box-shadow: var(--shadow);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.logo img {
  width: 180px;
  height: 60px;
  object-fit: contain;
}

.logo-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: center;
}

.site-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0;
  line-height: 1.2;
  letter-spacing: 1px;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.site-slogan {
  font-size: 0.875rem;
  color: var(--accent-color);
  margin: 0;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.header-contact {
  text-align: right;
}

.contact-label {
  font-size: 0.875rem;
  opacity: 0.9;
  margin-bottom: 4px;
}

.contact-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.contact-phone:hover {
  color: var(--accent-color);
}

.phone-icon {
  font-size: 1.25rem;
}

.contact-slogan {
  font-size: 0.75rem;
  opacity: 0.8;
}

/* ========================================
   导航栏样式
   ======================================== */
.main-nav {
  background: var(--secondary-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--nav-height);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 10px;
  font-size: 1rem;
}

.hamburger {
  display: block;
  width: 25px;
  height: 3px;
  background: #fff;
  position: relative;
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 3px;
  background: #fff;
  transition: var(--transition);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

.nav-menu {
  display: flex;
  gap: 0;
  height: 100%;
}

.nav-item {
  position: relative;
  height: 100%;
}

.nav-link {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 25px;
  color: #fff;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: var(--transition);
}

.nav-link:hover,
.nav-item:hover .nav-link {
  background: var(--accent-color);
  color: var(--primary-color);
}

.dropdown-arrow {
  margin-left: 5px;
  font-size: 0.75rem;
  transition: transform 0.3s;
}

.nav-item:hover .dropdown-arrow {
  transform: rotate(180deg);
}

/* 下拉菜单 */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  min-width: 220px;
  box-shadow: var(--shadow-hover);
  border-radius: 0 0 8px 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  overflow: hidden;
}

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

.dropdown-link {
  display: block;
  padding: 12px 20px;
  color: var(--text-color);
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.dropdown-link:hover {
  background: var(--bg-light);
  color: var(--accent-color);
  padding-left: 25px;
}

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

/* 导航CTA按钮 */
.nav-cta {
  display: flex;
  align-items: center;
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-color);
  color: var(--primary-color);
  padding: 10px 20px;
  border-radius: 25px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: var(--transition);
}

.btn-nav-cta:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(201, 169, 98, 0.4);
}

/* 移动端遮罩层 */
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}

.mobile-overlay.active {
  display: block;
}

/* ========================================
   Banner区域
   ======================================== */
.hero-banner {
  position: relative;
  height: 600px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #fff;
  overflow: hidden;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../picture/ban_new1.jpg') center/cover;
  opacity: 0.3;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.85) 0%, rgba(22, 33, 62, 0.9) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 0 20px;
}

.hero-title {
  margin-bottom: 20px;
}

.title-highlight {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 10px;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.title-sub {
  display: block;
  font-size: 1.5rem;
  font-weight: 400;
  opacity: 0.95;
}

.hero-desc {
  font-size: 1.25rem;
  margin-bottom: 40px;
  opacity: 0.9;
}

.hero-cta {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   按钮样式
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  color: var(--secondary-color);
  box-shadow: 0 4px 15px rgba(201, 169, 98, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(201, 169, 98, 0.5);
}

.btn-secondary {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
}

.btn-secondary:hover {
  background: #fff;
  color: var(--primary-color);
}

.btn-outline {
  background: transparent;
  color: var(--accent-color);
  border: 2px solid var(--accent-color);
}

.btn-outline:hover {
  background: var(--accent-color);
  color: var(--primary-color);
}

.btn-large {
  padding: 16px 40px;
  font-size: 1.125rem;
}

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

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header.light {
  color: #fff;
}

.section-tag {
  display: inline-block;
  font-size: 0.875rem;
  color: var(--accent-color);
  font-weight: 600;
  letter-spacing: 2px;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.section-header.light .section-tag {
  color: var(--accent-light);
}

.section-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--secondary-color);
  margin-bottom: 25px;
  line-height: 1.1;
  text-transform: capitalize;
  letter-spacing: -0.5px;
}

.section-header.light .section-title {
  color: #fff;
}

.section-desc {
  font-size: 1rem;
  color: #4a5568 !important;
  margin: 0 auto;
  line-height: 1.7;
  font-weight: 400;
  letter-spacing: 0.3px;
  text-indent: 2em;
}

.section-header.light .section-desc {
  color: rgba(255,255,255,0.8);
}

/* ========================================
   产品区块
   ======================================== */
.section-products {
  background: var(--bg-light);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.product-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.product-image {
  position: relative;
  height: 180px;
  overflow: hidden;
  margin-bottom: 0;
}

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

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

.product-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(26, 26, 46, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-overlay {
  opacity: 1;
}

.btn-view {
  background: var(--accent-color);
  color: var(--primary-color);
  padding: 12px 30px;
  border-radius: 25px;
  font-weight: 600;
  transform: translateY(20px);
  transition: var(--transition);
}

.product-card:hover .btn-view {
  transform: translateY(0);
}

.product-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.product-desc {
  color: var(--text-light);
  font-size: 0.9375rem;
  margin-bottom: 10px;
  line-height: 1.6;
}

.product-action {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.product-link {
  color: var(--accent-color);
  font-weight: 600;
  font-size: 0.9375rem;
}

.product-link:hover {
  color: var(--accent-light);
}

.product-cta {
  background: var(--accent-color);
  color: var(--primary-color);
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
}

.product-cta:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

/* ========================================
   应用场景区块
   ======================================== */
.section-scenarios {
  background: var(--bg-light);
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.scenario-card {
  background: #fff;
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 4px solid var(--accent-color);
}

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

.scenario-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1;
}

.scenario-card h3 {
  font-size: 1.375rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.scenario-card p {
  color: var(--text-light);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ========================================
   优势区块
   ======================================== */
.section-advantages {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.advantage-card {
  text-align: center;
  padding: 40px 25px;
  background: rgba(255,255,255,0.05);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  transition: var(--transition);
}

.advantage-card:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-5px);
}

.advantage-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.advantage-card h3 {
  font-size: 1.25rem;
  margin-bottom: 15px;
  font-weight: 600;
}

.advantage-card p {
  color: rgba(255,255,255,0.8);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ========================================
   新闻资讯区块
   ======================================== */
.section-news {
  background: #fff;
}

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

.news-column {
  background: var(--bg-light);
  border-radius: 12px;
  padding: 30px;
  border-top: 4px solid var(--accent-color);
}

.news-column-title {
  font-size: 1.25rem;
  color: var(--secondary-color);
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
}

.news-icon {
  font-size: 1.5rem;
}

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

.news-list li {
  margin-bottom: 12px;
  padding-left: 15px;
  position: relative;
}

.news-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.news-list li a {
  color: var(--text-color);
  font-size: 0.9375rem;
  line-height: 1.6;
  transition: var(--transition);
  display: block;
}

.news-list li a:hover {
  color: var(--accent-color);
  padding-left: 5px;
}
}

.about-text .section-tag {
  margin-bottom: 15px;
}

.about-text .section-title {
  margin-bottom: 25px;
}

.about-lead {
  font-size: 1.25rem;
  color: var(--secondary-color);
  font-weight: 500;
  margin-bottom: 20px;
  line-height: 1.6;
}

.about-text p {
  color: var(--text-light);
  margin-bottom: 15px;
  line-height: 1.8;
}

.about-text .btn {
  margin-top: 20px;
}

/* ========================================
   CTA区块
   ======================================== */
.section-cta {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  text-align: center;
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  font-weight: 700;
}

.cta-content p {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 40px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* ========================================
   页脚样式
   ======================================== */
.site-footer {
  background: var(--secondary-color);
  color: #fff;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h3 {
  font-size: 1.125rem;
  margin-bottom: 20px;
  color: #fff;
  position: relative;
  padding-bottom: 10px;
}

.footer-section h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--accent-color);
}

.footer-section p,
.footer-section a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
  line-height: 1.8;
}

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

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 30px;
  text-align: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
}

/* ========================================
   面包屑导航
   ======================================== */
.breadcrumb-wrapper {
  background: var(--bg-light);
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 30px;
}

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

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

.breadcrumb-separator {
  color: var(--text-muted);
}

.breadcrumb-parent {
  white-space: nowrap;
}

.breadcrumb-current {
  font-weight: 600;
  color: var(--secondary-color);
}

/* ========================================
   产品网格样式
   ======================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.product-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.product-image {
  position: relative;
  height: 180px;
  overflow: hidden;
  margin-bottom: 0;
}

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

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

.product-info {
  padding: 10px 15px;
}

.product-info h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 10px;
  line-height: 1.4;
}

.product-description {
  color: var(--text-light);
  font-size: 0.9375rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.product-keywords {
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid var(--border-color);
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ========================================
   优势区块
   ======================================== */
.section-advantages {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  padding: 80px 0;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.advantage-card {
  text-align: center;
  padding: 40px 25px;
  background: rgba(255,255,255,0.05);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.1);
  transition: var(--transition);
}

.advantage-card:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-5px);
}

.advantage-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.advantage-card h3 {
  font-size: 1.25rem;
  margin-bottom: 15px;
  font-weight: 600;
  color: #fff;
}

.advantage-card p {
  color: rgba(255,255,255,0.8);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ========================================
   适用场景
   ======================================== */
.section-scenarios {
  padding: 80px 0;
  background: var(--bg-light);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.scenario-card {
  background: #fff;
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-top: 4px solid var(--accent-color);
}

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

.scenario-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1;
}

.scenario-card h3 {
  font-size: 1.375rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.scenario-card p {
  color: var(--text-light);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ========================================
   关于我们
   ======================================== */
.section-about {
  padding: 80px 0;
  background: var(--bg-gray);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-text h3 {
  font-size: 1.5rem;
  color: var(--secondary-color);
  margin-bottom: 20px;
  font-weight: 600;
}

.about-text p {
  color: var(--text-light);
  font-size: 0.9375rem;
  line-height: 1.8;
  margin-bottom: 15px;
}

/* ========================================
   产品详情页
   ======================================== */
.section-product-detail {
  padding: 60px 0;
  background: var(--bg-light);
}

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

@media (max-width: 991px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
  }
}

.product-image-container {
  background: #fff;
  border-radius: 12px;
  padding: 30px;
  box-shadow: var(--shadow);
}

.product-image {
  margin-bottom: 30px;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f5f5;
  min-height: 400px;
}

.product-image img {
  width: 100%;
  height: auto;
  max-height: 500px;
  object-fit: contain;
  border-radius: 8px;
}

.product-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.mobile-features {
  display: none;
}

@media (max-width: 767px) {
  .desktop-features {
    display: none;
  }
  
  .mobile-features {
    display: grid;
  }
  
  .product-features {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  
  .product-image {
    min-height: 250px;
  }
  
  .product-image img {
    max-height: 300px;
  }
  
  .contact-info {
    padding-top: 15px;
    margin-bottom: 15px;
  }
  
  .contact-item {
    gap: 10px;
    margin-bottom: 10px;
    padding: 10px;
  }
  
  .feature-item {
    padding: 12px;
  }
  
  .feature-icon {
    font-size: 1.25rem;
    margin-bottom: 5px;
  }
}

.feature-item {
  text-align: center;
  padding: 20px;
  background: var(--bg-light);
  border-radius: 8px;
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 10px;
}

.feature-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--secondary-color);
  margin-bottom: 5px;
}

.feature-item p {
  font-size: 0.875rem;
  color: var(--text-light);
}

.product-info-container {
  background: #fff;
  border-radius: 12px;
  padding: 30px;
  box-shadow: var(--shadow);
}

.product-title {
  font-size: 2rem;
  color: var(--secondary-color);
  margin-bottom: 20px;
  line-height: 1.2;
}

.product-meta {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.product-description {
  margin-bottom: 30px;
}

.product-description p {
  color: var(--text-color);
  line-height: 1.7;
  margin-bottom: 15px;
}

.contact-info {
  padding-top: 25px;
  border-top: 1px solid var(--border-color);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  padding: 15px;
  background: var(--bg-light);
  border-radius: 8px;
}

.contact-icon {
  font-size: 1.5rem;
  color: var(--accent-color);
}

.contact-content {
  flex: 1;
}

.contact-label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.contact-value {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--secondary-color);
}

.contact-value a {
  color: var(--accent-color);
}

.contact-value a:hover {
  color: var(--accent-light);
}

.wechat-qrcode {
  width: 80px;
  height: 80px;
  border-radius: 8px;
}

.product-content {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  box-shadow: var(--shadow);
  margin-bottom: 60px;
}

.product-application h2 {
  font-size: 1.75rem;
  color: var(--secondary-color);
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--accent-color);
}

.application-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

@media (max-width: 767px) {
  .application-grid {
    grid-template-columns: 1fr;
  }
}

.application-category h3 {
  font-size: 1.25rem;
  color: var(--secondary-color);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.application-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.application-item {
  padding: 20px;
  background: var(--bg-light);
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
}

.application-item h4 {
  font-size: 1.125rem;
  color: var(--secondary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.application-item p {
  color: var(--text-light);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.section-related-products {
  background: #fff;
  border-radius: 12px;
  padding: 25px;
  box-shadow: var(--shadow);
}

.section-related-products .section-header {
  margin-bottom: 15px;
}

.section-related-products h2 {
  font-size: 1.25rem;
  color: var(--secondary-color);
}

.section-related-products .btn {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.section-related-products .product-card {
  margin-bottom: 0 !important;
}

.section-related-products .product-card > *:last-child {
  margin-bottom: 0 !important;
}

.section-related-products .product-grid {
  gap: 15px !important;
  margin-top: 15px !important;
}

.section-related-products {
  padding: 20px !important;
}

/* ========================================
   按钮样式
   ======================================== */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  transition: var(--transition);
  text-align: center;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-color);
  color: var(--primary-color);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: var(--secondary-color);
  color: #fff;
}

.btn-secondary:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

/* ========================================
   响应式调整
   ======================================== */
@media (max-width: 767px) {
  .section {
    padding: 60px 0;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .scenario-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .product-detail-grid {
    gap: 20px;
  }
  
  .product-image-container,
  .product-info-container,
  .product-content,
  .section-related-products {
    padding: 20px;
  }
  
  .product-features {
    grid-template-columns: 1fr;
  }
  
  .application-grid {
    gap: 20px;
  }
  
  .contact-item {
    flex-direction: column;
    text-align: center;
  }
}

/* ========================================
   产品列表页
   ======================================== */
.section-products-list {
  background: var(--bg-light);
  min-height: 600px;
}

.pagination-wrapper {
  margin-top: 50px;
  text-align: center;
}

.pagination {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 15px;
  border-radius: 8px;
  background: #fff;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.pagination a:hover {
  background: var(--accent-color);
  color: var(--primary-color);
}

.pagination .current {
  background: var(--accent-color);
  color: var(--primary-color);
}

/* ========================================
   产品详情页
   ======================================== */
.product-detail {
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 40px;
  margin: 30px 0;
}

.product-detail-header {
  text-align: center;
  margin-bottom: 40px;
}

.product-detail-title {
  font-size: 2rem;
  color: var(--secondary-color);
  margin-bottom: 15px;
}

.product-detail-meta {
  color: var(--text-light);
  font-size: 0.875rem;
}

.product-detail-content {
  line-height: 1.8;
}

.product-detail-content h3 {
  font-size: 1.5rem;
  color: var(--secondary-color);
  margin: 30px 0 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent-color);
}

.product-detail-content p {
  margin-bottom: 15px;
  color: var(--text-color);
}

.product-detail-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 20px 0;
}

/* ========================================
   响应式设计
   ======================================== */

/* 仅桌面显示 */
.desktop-only {
  display: none !important;
}

@media (min-width: 768px) {
  .desktop-only {
    display: block !important;
  }
}

/* 平板设备 */
@media (max-width: 991px) {
  :root {
    --nav-height: auto;
  }
  
  .hero-banner {
    height: 500px;
  }
  
  .title-highlight {
    font-size: 2.5rem;
  }
  
  .title-sub {
    font-size: 1.25rem;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 3rem;
  }
  
  .section-desc {
    font-size: 1rem;
    max-width: 600px;
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .about-image {
    order: -1;
  }
  
  .about-image img {
    height: 300px;
  }
}

/* 手机设备 */
@media (max-width: 767px) {
  /* 头部 */
  .header-content {
    flex-direction: column;
    text-align: center;
  }
  
  .logo {
    flex-direction: column;
    gap: 10px;
  }
  
  .logo img {
    width: 140px;
    height: 47px;
  }
  
  .site-name {
    font-size: 1.25rem;
  }
  
  .site-slogan {
    font-size: 0.75rem;
  }
  
  .header-contact {
    text-align: center;
  }
  
  .contact-phone {
    font-size: 1.25rem;
  }
  
  /* 移动端导航 */
  .mobile-menu-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .nav-wrapper {
    position: relative;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100vh;
    background: var(--secondary-color);
    flex-direction: column;
    padding: 80px 0 20px;
    transition: left 0.3s ease;
    z-index: 1001;
    overflow-y: auto;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-item {
    height: auto;
    width: 100%;
  }
  
  .nav-link {
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    justify-content: space-between;
  }
  
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: rgba(0,0,0,0.2);
    border-radius: 0;
    display: none;
  }
  
  .nav-item.active .dropdown-menu {
    display: block;
  }
  
  .dropdown-link {
    color: rgba(255,255,255,0.8);
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  
  .nav-cta {
    display: none;
  }
  
  /* Banner */
  .hero-banner {
    height: 450px;
  }
  
  .title-highlight {
    font-size: 1.75rem;
  }
  
  .title-sub {
    font-size: 1rem;
  }
  
  .hero-desc {
    font-size: 1rem;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
  }
  
  /* 区块 */
  .section {
    padding: 50px 0;
  }
  
  .section-title {
    font-size: 2.5rem;
  }
  
  .section-desc {
    font-size: 0.95rem;
    line-height: 1.5;
    max-width: 100%;
  }
  
  /* 产品网格 */
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  /* 应用场景网格 */
  .scenarios-grid {
    grid-template-columns: 1fr;
  }
  
  .scenario-card {
    padding: 30px 20px;
  }
  
  .scenario-icon {
    font-size: 3rem;
  }
  
  /* 优势网格 */
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  
  .advantage-card {
    padding: 30px 20px;
  }
  
  /* 新闻资讯 */
  .news-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .news-column {
    padding: 25px 20px;
  }
  
  /* CTA */
  .cta-content h2 {
    font-size: 1.75rem;
  }
  
  .cta-content p {
    font-size: 1rem;
  }
  
  /* 页脚 */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-section h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  /* 产品详情 */
  .product-detail {
    padding: 25px;
  }
  
  .product-detail-title {
    font-size: 1.5rem;
  }
}

/* 小屏手机 */
@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-banner {
    height: 400px;
  }
  
  .title-highlight {
    font-size: 1.5rem;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .product-image {
    height: 180px;
  }
}

/* ========================================
   打印样式
   ======================================== */
@media print {
  .site-header,
  .main-nav,
  .hero-banner,
  .section-cta,
  .site-footer,
  .mobile-menu-toggle,
  .nav-cta {
    display: none;
  }
  
  .section {
    padding: 20px 0;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
}

/* ========================================
   辅助功能
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 焦点样式 */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #0066cc;
    --text-color: #000;
  }
}

/* ========================================
   新闻详情页
   ======================================== */
.news-detail-section {
  padding: 60px 0;
  background: var(--bg-light);
}

.news-detail-wrapper {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.news-detail {
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.news-detail-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  padding: 40px;
  text-align: center;
  color: #fff;
}

.news-detail-header h1 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  line-height: 1.4;
  font-weight: 600;
}

.news-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 25px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  flex-wrap: wrap;
}

.news-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.news-meta-item::before {
  content: "";
  width: 4px;
  height: 4px;
  background: var(--accent-color);
  border-radius: 50%;
}

.news-detail-content {
  padding: 50px;
  line-height: 1.9;
  color: var(--text-color);
}

.news-detail-content img {
  max-width: 100%;
  height: auto;
  margin: 35px 0;
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
}

.news-detail-content p {
  margin-bottom: 25px;
  font-size: 1.05rem;
  color: var(--text-color);
  text-align: justify;
}

.news-detail-content h1,
.news-detail-content h2,
.news-detail-content h3,
.news-detail-content h4,
.news-detail-content h5,
.news-detail-content h6 {
  color: var(--primary-color);
  margin: 40px 0 20px;
  font-weight: 600;
  line-height: 1.4;
}

.news-detail-content h1 {
  font-size: 1.8rem;
  border-bottom: 3px solid var(--accent-color);
  padding-bottom: 15px;
}

.news-detail-content h2 {
  font-size: 1.5rem;
  border-left: 5px solid var(--accent-color);
  padding-left: 20px;
  background: linear-gradient(90deg, var(--bg-light) 0%, transparent 100%);
  padding: 15px 20px;
  border-radius: 0 8px 8px 0;
}

.news-detail-content h3 {
  font-size: 1.3rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 10px;
}

.news-detail-content h4 {
  font-size: 1.15rem;
  color: var(--primary-light);
}

.news-detail-content h5 {
  font-size: 1.05rem;
  color: var(--primary-light);
}

.news-detail-content h6 {
  font-size: 0.95rem;
  color: var(--text-light);
  font-weight: 500;
}

.news-detail-content ul,
.news-detail-content ol {
  margin: 25px 0;
  padding-left: 0;
}

.news-detail-content ul {
  list-style: none;
}

.news-detail-content ol {
  list-style: none;
  counter-reset: item;
}

.news-detail-content ul li,
.news-detail-content ol li {
  margin-bottom: 18px;
  line-height: 1.8;
  padding-left: 35px;
  position: relative;
  font-size: 1rem;
}

.news-detail-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--accent-color);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.3);
}

.news-detail-content ol li::before {
  counter-increment: item;
  content: counter(item);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
}

.news-detail-content blockquote {
  background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
  border-left: 5px solid var(--accent-color);
  padding: 30px;
  margin: 35px 0;
  font-style: italic;
  color: var(--text-light);
  border-radius: 0 12px 12px 0;
  box-shadow: var(--shadow);
  position: relative;
}

.news-detail-content blockquote::before {
  content: '"';
  position: absolute;
  top: -15px;
  left: 15px;
  font-size: 4rem;
  color: var(--accent-color);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.news-detail-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
  background: #fff;
  box-shadow: var(--shadow);
  border-radius: 8px;
  overflow: hidden;
}

.news-detail-content th {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  padding: 15px;
  font-weight: 600;
  text-align: left;
}

.news-detail-content td {
  padding: 15px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-color);
}

.news-detail-content tr:hover td {
  background: var(--bg-light);
}

.news-detail-content tr:last-child td {
  border-bottom: none;
}

.news-detail-content strong,
.news-detail-content b {
  color: var(--primary-color);
  font-weight: 600;
}

.news-detail-content em,
.news-detail-content i {
  color: var(--accent-color);
  font-style: italic;
}

.news-detail-content a {
  color: var(--accent-color);
  text-decoration: underline;
  transition: all 0.3s ease;
}

.news-detail-content a:hover {
  color: var(--primary-color);
  text-decoration: none;
}

.news-detail-content hr {
  border: none;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-color) 50%, transparent 100%);
  margin: 40px 0;
}

.news-detail-content code {
  background: var(--bg-light);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--primary-color);
}

.news-detail-content pre {
  background: var(--bg-light);
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 25px 0;
  border: 1px solid var(--border-color);
}

.news-detail-actions {
  padding: 30px 40px;
  background: var(--bg-light);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 30px;
  background: var(--primary-color);
  color: #fff;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 2px solid var(--primary-color);
}

.action-btn:hover {
  background: transparent;
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.action-btn.secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.action-btn.secondary:hover {
  background: var(--primary-color);
  color: #fff;
}

/* 相关资讯 */
.related-news-section {
  margin-top: 50px;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.related-news-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  justify-content: center;
}

.related-news-item {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  text-align: left;
}

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

.related-news-title {
  font-size: 1.3rem;
  margin-bottom: 15px;
  font-weight: 600;
}

.related-news-title a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.related-news-title a:hover {
  color: var(--accent-color);
}

.related-news-desc {
  color: var(--text-light);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 15px;
}

.related-news-meta {
  display: flex;
  gap: 20px;
  font-size: 0.95rem;
  color: var(--text-muted);
  justify-content: center;
}

.related-news-date,
.related-news-hits {
  display: flex;
  align-items: center;
  gap: 5px;
}

.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.sidebar-card {
  background: #fff;
  border-radius: 12px;
  padding: 25px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

.sidebar-title {
  font-size: 1.1rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--accent-color);
  font-weight: 600;
}

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

.sidebar-list li {
  margin-bottom: 12px;
  padding-left: 15px;
  position: relative;
}

.sidebar-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.sidebar-list a {
  color: var(--text-color);
  font-size: 0.9rem;
  line-height: 1.5;
  transition: color 0.3s ease;
  display: block;
}

.sidebar-list a:hover {
  color: var(--accent-color);
  padding-left: 5px;
}

.sidebar-contact {
  text-align: center;
}

.sidebar-contact-item {
  margin-bottom: 15px;
}

.sidebar-contact-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.sidebar-contact-value {
  font-size: 1.1rem;
  color: var(--primary-color);
  font-weight: 600;
}

@media (max-width: 991px) {
  .news-detail-wrapper {
    grid-template-columns: 1fr;
  }
  
  .news-sidebar {
    order: -1;
  }
  
  .news-detail-header h1 {
    font-size: 1.5rem;
  }
}

@media (max-width: 767px) {
  .news-detail-section {
    padding: 40px 0;
  }
  
  .news-detail-header {
    padding: 30px 20px;
  }
  
  .news-detail-header h1 {
    font-size: 1.3rem;
  }
  
  .news-meta {
    gap: 15px;
    font-size: 13px;
  }
  
  .news-detail-content {
    padding: 30px 20px;
  }
  
  .news-detail-actions {
    padding: 20px;
    flex-direction: column;
  }
  
  .action-btn {
    width: 100%;
    justify-content: center;
  }
  
  .news-nav {
    padding: 20px;
    flex-direction: column;
  }
  
  .news-nav-item {
    min-width: 100%;
  }
  
  .related-news-list {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  
  .related-news-item {
    padding: 15px;
  }
  
  .related-news-title {
    font-size: 1rem;
  }
  
  .related-news-desc {
    font-size: 0.85rem;
  }
  
  .related-news-meta {
    flex-direction: column;
    gap: 8px;
  }
}

/* ========================================
   产品详情页
   ======================================== */
.product-detail-section {
  padding: 40px 0 80px;
  background: var(--bg-light);
}

.product-detail-card {
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 50px;
  margin-top: 20px;
  border: 1px solid var(--border-color);
}

.product-detail-header {
  text-align: center;
  margin-bottom: 30px;
}

.product-detail-title {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
  line-height: 1.4;
}

.product-detail-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.product-detail-meta span {
  margin: 0 10px;
}

.product-detail-actions {
  margin: 30px 0;
  text-align: center;
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.product-detail-actions .action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 30px;
  background: var(--primary-color);
  color: #fff;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 500;
  transition: all 0.3s ease;
  border: 2px solid var(--primary-color);
}

.product-detail-actions .action-btn:hover {
  background: transparent;
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.product-features-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin: 40px 0;
  justify-content: center;
}

.feature-badge {
  background: var(--bg-light);
  padding: 10px 20px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-color);
}

.feature-badge img {
  width: 20px;
  height: 20px;
}

.product-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin: 40px 0;
  align-items: start;
}

.product-image-wrap {
  text-align: center;
}

.product-image-wrap img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
}

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

.product-summary h3 {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent-color);
  display: inline-block;
}

.product-summary h3::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 20px;
  background: var(--accent-color);
  margin-right: 10px;
  vertical-align: middle;
  border-radius: 3px;
}

.product-summary p {
  line-height: 1.8;
  color: var(--text-color);
  margin-bottom: 20px;
}

.product-contact-box {
  margin-top: 30px;
  padding: 20px;
  background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
}

.product-contact-box h4 {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 10px;
}

.product-contact-box .phone-number {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 700;
}

.product-content-detail {
  line-height: 1.9;
  color: var(--text-color);
  margin-top: 40px;
}

.product-content-detail img {
  max-width: 100%;
  height: auto;
  margin: 30px 0;
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
}

.product-content-detail h2,
.product-content-detail h3,
.product-content-detail h4 {
  color: var(--primary-color);
  margin: 35px 0 20px;
  font-weight: 600;
  line-height: 1.4;
}

.product-content-detail h2 {
  font-size: 1.5rem;
  border-left: 5px solid var(--accent-color);
  padding-left: 20px;
  background: linear-gradient(90deg, var(--bg-light) 0%, transparent 100%);
  padding: 15px 20px;
  border-radius: 0 8px 8px 0;
}

.product-content-detail h3 {
  font-size: 1.3rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 10px;
}

.product-content-detail h4 {
  font-size: 1.15rem;
  color: var(--primary-light);
}

.product-content-detail p {
  margin-bottom: 20px;
  font-size: 1rem;
  text-align: justify;
}

.product-content-detail p:first-of-type {
  font-size: 1.05rem;
  color: var(--text-color);
  background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
  padding: 25px;
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
  text-indent: 0;
  margin-bottom: 30px;
}

.product-content-detail ul,
.product-content-detail ol {
  margin: 25px 0;
  padding-left: 0;
}

.product-content-detail ul {
  list-style: none;
}

.product-content-detail ul li,
.product-content-detail ol li {
  margin-bottom: 12px;
  line-height: 1.8;
  padding-left: 30px;
  position: relative;
}

.product-content-detail ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--accent-color);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.2);
}

.product-content-detail table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0;
  background: #fff;
  box-shadow: var(--shadow);
  border-radius: 8px;
  overflow: hidden;
}

.product-content-detail th {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  padding: 15px;
  font-weight: 600;
  text-align: left;
}

.product-content-detail td {
  padding: 15px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-color);
}

.product-content-detail tr:hover td {
  background: var(--bg-light);
}

.product-content-detail tr:last-child td {
  border-bottom: none;
}

/* 适用场景版块 */
.application-scenarios {
  margin: 60px 0;
  padding: 50px;
  background: linear-gradient(135deg, var(--bg-light) 0%, #fff 100%);
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.application-scenarios-title {
  text-align: center;
  font-size: 1.6rem;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.application-scenarios-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
  font-size: 1rem;
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.scenario-card {
  background: #fff;
  border-radius: 10px;
  padding: 30px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border-left: 4px solid var(--accent-color);
}

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

.scenario-icon {
  font-size: 42px;
  margin-bottom: 15px;
  display: block;
}

.scenario-card h3 {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.scenario-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

.scenario-tags {
  margin-top: 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.scenario-tag {
  background: var(--bg-light);
  color: var(--text-light);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
}

/* 相关推荐 */
.related-products-section {
  margin-top: 60px;
}

/* ========================================
   产品详情页 - SEO优化版
   ======================================== */

/* 隐藏但可被屏幕阅读器读取 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* 产品页面 */
.product-page {
  padding: 40px 0 80px;
  background: var(--bg-light);
}

/* 面包屑导航 */
.breadcrumb-item {
  display: inline;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: '/';
  margin: 0 8px;
  color: var(--text-muted);
}

.breadcrumb-item.active {
  color: var(--text-muted);
}

/* 产品标题区 */
.product-header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 2px solid var(--border-color);
}

.product-main-title {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 700;
  line-height: 1.3;
}

.product-subtitle {
  color: var(--text-light);
  font-size: 1rem;
}

/* 产品核心信息区 */
.product-core {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-bottom: 40px;
  align-items: start;
}

.product-figure {
  margin: 0;
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-align: center;
}

.product-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.product-keyinfo {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.product-summary-box {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--accent-color);
}

.section-title {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.product-desc {
  line-height: 1.8;
  color: var(--text-color);
}

.product-desc strong {
  color: var(--primary-color);
}

/* 产品优势列表 */
.product-highlights {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.highlight-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.highlight-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.highlight-icon {
  color: var(--accent-color);
  font-weight: bold;
  font-size: 1.2rem;
}

/* 联系信息区 */
.product-contact {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.price-info {
  margin-bottom: 15px;
}

.price-label {
  font-size: 0.9rem;
  opacity: 0.9;
}

.price-range {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-color);
}

.price-note {
  font-size: 0.85rem;
  opacity: 0.8;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.contact-label {
  font-size: 0.9rem;
  opacity: 0.9;
}

.contact-phone {
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
}

.contact-phone:hover {
  color: var(--accent-color);
}

/* 行动按钮区 */
.product-actions-bar {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 40px 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 40px;
  background: var(--primary-color);
  color: #fff;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  border: 2px solid var(--primary-color);
}

.btn-primary:hover {
  background: transparent;
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.btn-icon {
  font-size: 1.3rem;
}

/* 服务标签 */
.service-tags {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.service-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  padding: 10px 20px;
  border-radius: 50px;
  box-shadow: var(--shadow);
  font-size: 0.95rem;
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.service-tag img {
  width: 20px;
  height: 20px;
}

/* ========================================
   联系我们页面样式
   ======================================== */

.contact-main {
  min-height: 100vh;
}

.section-contact-hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 80px 0 60px;
  text-align: center;
}

.section-contact-hero .section-header {
  margin-bottom: 30px;
}

.section-contact-hero .section-tag {
  color: var(--accent-color);
  font-size: 0.9rem;
  letter-spacing: 3px;
  font-weight: 600;
  display: block;
  margin-bottom: 15px;
}

.section-contact-hero .section-title {
  font-size: 2.5rem;
  margin-bottom: 15px;
  font-weight: 700;
  color: #fff !important;
}

.section-contact-hero .section-desc {
  font-size: 1.1rem;
  opacity: 0.9;
  color: #fff !important;
}

.contact-intro {
  max-width: 800px;
  margin: 0 auto;
}

.contact-intro-text {
  font-size: 1.1rem;
  line-height: 1.8;
  opacity: 0.95;
}

.section-contact-info {
  padding: 80px 0;
  background: var(--bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.contact-card {
  background: #fff;
  padding: 40px 30px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

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

.contact-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 25px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-color);
}

.contact-icon svg {
  width: 40px;
  height: 40px;
}

.contact-card h2 {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.contact-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 10px;
}

.contact-value a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-value a:hover {
  color: var(--primary-color);
}

.contact-value address {
  font-style: normal;
  font-size: 1.1rem;
  line-height: 1.6;
}

.contact-note {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.section-wechat-qrcode {
  padding: 80px 0;
  background: #fff;
}

.wechat-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

.wechat-info h2 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: 700;
}

.wechat-info p {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 25px;
}

.wechat-benefits {
  list-style: none;
}

.wechat-benefits li {
  padding: 12px 0;
  padding-left: 30px;
  position: relative;
  font-size: 1.05rem;
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
}

.wechat-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 700;
  font-size: 1.2rem;
}

.wechat-qrcode {
  text-align: center;
  padding: 30px;
  background: #f8f9fa;
  border-radius: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  min-width: 350px;
  width: 100%;
}

.wechat-qrcode img {
  max-width: 300px;
  width: 100%;
  height: auto;
  margin: 0 auto 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-hover);
}

.wechat-qrcode p {
  font-size: 1rem;
  color: var(--text-muted);
}

/* 移动端响应式调整 */
@media (max-width: 767px) {
  .wechat-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .wechat-qrcode {
    min-width: auto;
    padding: 20px;
  }
  
  .wechat-qrcode img {
    max-width: 250px;
  }
  
  .section-wechat-qrcode {
    padding: 60px 0;
  }
  
  .section-scenarios {
    padding: 60px 0;
  }
}

.section-scenarios {
  padding: 80px 0;
  background: var(--bg-light);
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.scenario-card {
  background: #fff;
  padding: 35px 30px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

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

.scenario-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
}

.scenario-icon svg {
  width: 35px;
  height: 35px;
}

.scenario-card h3 {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.scenario-card p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
}

.section-sales-area {
  padding: 80px 0;
  background: #fff;
}

.sales-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
}

.sales-domestic,
.sales-international {
  background: var(--bg-light);
  padding: 40px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
}

.sales-domestic h3,
.sales-international h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: 600;
}

.sales-domestic h3 svg,
.sales-international h3 svg {
  width: 32px;
  height: 32px;
  color: var(--accent-color);
}

.sales-domestic > p,
.sales-international > p {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 20px;
}

.sales-regions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.region-tag {
  background: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--text-color);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.region-tag:hover {
  background: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

.sales-note {
  font-size: 0.95rem;
  color: var(--accent-color);
  font-weight: 500;
}

.section-service-promise {
  padding: 80px 0;
  background: var(--bg-light);
}

.promise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.promise-item {
  background: #fff;
  padding: 35px 30px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

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

.promise-number {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 3rem;
  font-weight: 700;
  color: var(--border-color);
  opacity: 0.5;
  line-height: 1;
}

.promise-item h3 {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.promise-item p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
}

.section-contact-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
}

.cta-content h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  font-weight: 700;
}

.cta-content p {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-lg {
  padding: 18px 45px;
  font-size: 1.15rem;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 40px;
  background: transparent;
  color: #fff;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  border: 2px solid #fff;
}

.btn-outline:hover {
  background: #fff;
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.btn-outline svg,
.btn-primary svg {
  width: 20px;
  height: 20px;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .wechat-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .sales-content {
    grid-template-columns: 1fr;
  }
  
  .section-contact-hero .section-title {
    font-size: 2rem;
  }
  
  .cta-content h2 {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .section-contact-hero {
    padding: 60px 0 40px;
  }
  
  .section-contact-hero .section-title {
    font-size: 1.8rem;
  }
  
  .contact-card {
    padding: 30px 20px;
  }
  
  .contact-icon {
    width: 60px;
    height: 60px;
  }
  
  .contact-icon svg {
    width: 30px;
    height: 30px;
  }
  
  .contact-value {
    font-size: 1.2rem;
  }
  
  .wechat-info h2 {
    font-size: 1.6rem;
  }
  
  .sales-domestic,
  .sales-international {
    padding: 30px 20px;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-lg {
    padding: 15px 35px;
    font-size: 1rem;
  }
  
  .section-contact-cta {
    padding: 60px 0;
  }
  
  .cta-content h2 {
    font-size: 1.6rem;
  }
  
  .cta-content p {
    font-size: 1rem;
  }
}

/* ========================================
   服务项目页面样式
   ======================================== */

.service-main {
  min-height: 100vh;
}

.section-service-hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 80px 0 60px;
  text-align: center;
}

.section-service-hero .section-header {
  margin-bottom: 30px;
}

.section-service-hero .section-tag {
  color: var(--accent-color);
  font-size: 0.9rem;
  letter-spacing: 3px;
  font-weight: 600;
  display: block;
  margin-bottom: 15px;
}

.section-service-hero .section-title {
  font-size: 2.5rem;
  margin-bottom: 15px;
  font-weight: 700;
}

.section-service-hero .section-desc {
  font-size: 1.1rem;
  opacity: 0.9;
}

.section-service-list {
  padding: 80px 0;
  background: var(--bg-light);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.service-card {
  background: #fff;
  padding: 40px 30px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

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

.service-card .service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 25px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-color);
}

.service-card .service-icon svg {
  width: 40px;
  height: 40px;
}

.service-card h2 {
  font-size: 1.4rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.service-card p {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-features {
  list-style: none;
  text-align: left;
}

.service-features li {
  padding: 8px 0;
  padding-left: 25px;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-color);
}

.service-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 700;
}

.section-service-process {
  padding: 80px 0;
  background: #fff;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.process-item {
  background: var(--bg-light);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  position: relative;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

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

.process-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin: 0 auto 20px;
}

.process-content h3 {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.process-content p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
}

.section-service-advantages {
  padding: 80px 0;
  background: var(--bg-light);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}

.advantage-item {
  text-align: center;
  padding: 30px;
}

.advantage-number {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: 10px;
}

.advantage-text {
  font-size: 1.1rem;
  color: var(--primary-color);
  font-weight: 500;
}

.section-service-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
}

/* ========================================
   产品问答页面样式
   ======================================== */

.faq-main {
  min-height: 100vh;
}

.section-faq-hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 80px 0 60px;
  text-align: center;
}

.section-faq-hero .section-header {
  margin-bottom: 30px;
}

.section-faq-hero .section-tag {
  color: var(--accent-color);
  font-size: 0.9rem;
  letter-spacing: 3px;
  font-weight: 600;
  display: block;
  margin-bottom: 15px;
}

.section-faq-hero .section-title {
  font-size: 2.5rem;
  margin-bottom: 15px;
  font-weight: 700;
}

.section-faq-hero .section-desc {
  font-size: 1.1rem;
  opacity: 0.9;
}

.section-faq-list {
  padding: 80px 0;
  background: var(--bg-light);
}

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-category {
  margin-bottom: 50px;
}

.faq-category-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--accent-color);
  font-weight: 600;
}

.faq-category-title svg {
  width: 28px;
  height: 28px;
  color: var(--accent-color);
}

.faq-item {
  background: #fff;
  border-radius: 12px;
  margin-bottom: 15px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: var(--shadow-hover);
}

.faq-question {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 20px 25px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-question:hover {
  background: var(--bg-light);
}

.faq-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-color);
  flex-shrink: 0;
}

.faq-question h3 {
  font-size: 1.1rem;
  color: var(--primary-color);
  font-weight: 600;
  margin: 0;
}

.faq-answer {
  display: none;
  padding: 0 25px 25px;
  border-top: 1px solid var(--border-color);
}

.faq-item.active .faq-answer {
  display: flex;
  gap: 15px;
}

.faq-answer-content {
  flex: 1;
}

.faq-answer-content p {
  font-size: 1rem;
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 15px;
}

.faq-answer-content ul {
  list-style: none;
  margin-bottom: 15px;
}

.faq-answer-content li {
  padding: 8px 0;
  padding-left: 20px;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-color);
  line-height: 1.6;
}

.faq-answer-content li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 700;
}

.section-faq-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
}

/* ========================================
   地区销售页面样式
   ======================================== */

.region-main {
  min-height: 100vh;
}

.section-region-hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 80px 0 60px;
  text-align: center;
}

.section-region-hero .section-header {
  margin-bottom: 30px;
}

.section-region-hero .section-tag {
  color: var(--accent-color);
  font-size: 0.9rem;
  letter-spacing: 3px;
  font-weight: 600;
  display: block;
  margin-bottom: 15px;
}

.section-region-hero .section-title {
  font-size: 2.5rem;
  margin-bottom: 15px;
  font-weight: 700;
}

.section-region-hero .section-desc {
  font-size: 1.1rem;
  opacity: 0.9;
}

.section-region-domestic {
  padding: 80px 0;
  background: var(--bg-light);
}

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

.region-header h2 {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.region-header h2 svg {
  width: 36px;
  height: 36px;
  color: var(--accent-color);
}

.region-header p {
  font-size: 1.1rem;
  color: var(--text-light);
}

.region-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.region-group {
  background: #fff;
  padding: 30px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

.region-group h3 {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--accent-color);
  font-weight: 600;
}

.region-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 15px;
}

.region-item {
  background: var(--bg-light);
  padding: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.region-item:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
}

.region-item:hover h4,
.region-item:hover p {
  color: #fff;
}

.region-item h4 {
  font-size: 1rem;
  color: var(--primary-color);
  margin-bottom: 5px;
  font-weight: 600;
  transition: color 0.3s ease;
}

.region-item p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.5;
  transition: color 0.3s ease;
}

.section-region-international {
  padding: 80px 0;
  background: #fff;
}

.international-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 30px;
  max-width: 1000px;
  margin: 0 auto;
}

.international-group {
  background: var(--bg-light);
  padding: 30px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.international-group h3 {
  font-size: 1.3rem;
  color: var(--primary-color);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--accent-color);
  font-weight: 600;
}

.international-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
}

.international-item {
  background: #fff;
  padding: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.international-item:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
}

.international-item:hover h4,
.international-item:hover p {
  color: #fff;
}

.international-item h4 {
  font-size: 1rem;
  color: var(--primary-color);
  margin-bottom: 5px;
  font-weight: 600;
  transition: color 0.3s ease;
}

.international-item p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.5;
  transition: color 0.3s ease;
}

.section-region-service {
  padding: 80px 0;
  background: var(--bg-light);
}

.service-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.service-feature {
  background: #fff;
  padding: 35px 30px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

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

.service-feature .feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
}

.service-feature .feature-icon svg {
  width: 35px;
  height: 35px;
}

.service-feature h3 {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.service-feature p {
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.6;
}

.section-region-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #fff;
  text-align: center;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .section-service-hero .section-title,
  .section-faq-hero .section-title,
  .section-region-hero .section-title {
    font-size: 2rem;
  }
  
  .international-grid {
    grid-template-columns: 1fr;
  }
  
  .region-header h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 768px) {
  .section-service-hero,
  .section-faq-hero,
  .section-region-hero {
    padding: 60px 0 40px;
  }
  
  .section-service-hero .section-title,
  .section-faq-hero .section-title,
  .section-region-hero .section-title {
    font-size: 1.8rem;
  }
  
  .service-card {
    padding: 30px 20px;
  }
  
  .service-card .service-icon {
    width: 60px;
    height: 60px;
  }
  
  .service-card .service-icon svg {
    width: 30px;
    height: 30px;
  }
  
  .process-timeline {
    grid-template-columns: 1fr;
  }
  
  .advantage-number {
    font-size: 2.5rem;
  }
  
  .faq-question h3 {
    font-size: 1rem;
  }
  
  .region-grid {
    grid-template-columns: 1fr;
  }
  
  .region-list {
    grid-template-columns: 1fr;
  }
  
  .international-list {
    grid-template-columns: 1fr;
  }
  
  .section-service-cta,
  .section-faq-cta,
  .section-region-cta {
    padding: 60px 0;
  }
}

/* 区块标题 */
.section-main-title {
  font-size: 1.6rem;
  color: var(--primary-color);
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 3px solid var(--accent-color);
  font-weight: 600;
  display: inline-block;
}

/* 产品内容区 */
.product-content-section {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 50px;
}

.product-content {
  line-height: 1.9;
  color: var(--text-color);
}

.product-content h2,
.product-content h3,
.product-content h4 {
  color: var(--primary-color);
  margin: 30px 0 15px;
  font-weight: 600;
}

.product-content h2 {
  font-size: 1.4rem;
  border-left: 4px solid var(--accent-color);
  padding-left: 15px;
}

.product-content h3 {
  font-size: 1.2rem;
}

.product-content p {
  margin-bottom: 15px;
}

.product-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 20px 0;
}

/* 适用场景 */
.scenarios-section {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 50px;
}

.section-intro {
  color: var(--text-light);
  margin-bottom: 30px;
  font-size: 1rem;
}

.scenarios-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
}

.scenario-item {
  padding: 25px;
  background: var(--bg-light);
  border-radius: 10px;
  border-left: 4px solid var(--accent-color);
}

.scenario-item h3 {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.scenario-item p {
  color: var(--text-light);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* FAQ区 */
.faq-section {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 50px;
}

.faq-list {
  margin: 0;
}

.faq-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.faq-item dt {
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.faq-item dd {
  color: var(--text-light);
  line-height: 1.7;
  margin-left: 0;
}

/* 相关推荐 */
.related-section {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

/* 响应式 */
@media (max-width: 991px) {
  .product-core {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .product-main-title {
    font-size: 1.6rem;
  }
}

@media (max-width: 767px) {
  .product-page {
    padding: 20px 0 40px;
  }
  
  .product-header {
    margin-bottom: 25px;
    padding-bottom: 20px;
  }
  
  .product-main-title {
    font-size: 1.4rem;
  }
  
  .product-actions-bar {
    flex-direction: column;
    gap: 15px;
    margin: 25px 0;
  }
  
  .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 12px 30px;
    font-size: 1rem;
  }
  
  /* 手机端只显示立即咨询 */
  .btn-quote {
    display: none !important;
  }
  
  .service-tags {
    gap: 10px;
    margin-bottom: 30px;
  }
  
  .service-tag {
    flex: 1 1 calc(50% - 5px);
    justify-content: center;
    padding: 8px 15px;
    font-size: 0.85rem;
  }
  
  .section-main-title {
    font-size: 1.3rem;
    margin-bottom: 20px;
  }
  
  .product-content-section,
  .scenarios-section,
  .faq-section,
  .related-section {
    padding: 25px;
    margin-bottom: 30px;
  }
  
  .scenarios-list {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  
  .scenario-item {
    padding: 20px;
  }
  
  .contact-phone {
    font-size: 1.4rem;
  }
}
@media (max-width: 991px) {
  .product-detail-card {
    padding: 30px;
  }
  
  .product-info-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .product-detail-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 767px) {
  .product-detail-section {
    padding: 20px 0 40px;
  }
  
  .product-detail-card {
    padding: 20px;
    margin-top: 10px;
  }
  
  .product-detail-title {
    font-size: 1.3rem;
  }
  
  .product-detail-actions {
    flex-direction: column;
    margin: 25px 0;
  }
  
  .product-detail-actions .action-btn {
    width: 100%;
    justify-content: center;
  }
  
  /* 手机端只显示立即咨询按钮 */
  .product-detail-actions .btn-quote {
    display: none;
  }
  
  .product-features-bar {
    margin: 25px 0;
    gap: 10px;
  }
  
  .feature-badge {
    flex: 1 1 calc(50% - 5px);
    justify-content: center;
    padding: 8px 12px;
    font-size: 0.85rem;
  }
  
  .product-content-detail h2 {
    font-size: 1.3rem;
  }
  
  .product-content-detail h3 {
    font-size: 1.15rem;
  }
  
  .application-scenarios {
    padding: 30px 20px;
    margin: 40px 0;
  }
  
  .application-scenarios-title {
    font-size: 1.3rem;
  }
  
  .scenarios-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .scenario-card {
    padding: 25px 20px;
  }
}