/* ===================================
   NResearch 中国官网样式表
   主色调：#008080 (Teal)
   =================================== */

/* 基础重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #333;
  background-color: #fff;
}

a {
  color: #008080;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #006666;
}

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

/* 容器 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 按钮 */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 15px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background-color: #008080;
  color: #fff;
}

.btn-primary:hover {
  background-color: #006666;
  color: #fff;
}

.btn-secondary {
  background-color: #008080;
  color: #fff;
  border-color: #008080;
}

.btn-secondary:hover {
  background-color: transparent;
  color: #008080;
}

/* 导航栏 */
.site-header {
  background-color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.logo img {
  height: 40px;
  width: auto;
  background: transparent;
}

.main-nav {
  display: flex;
  gap: 30px;
}

.main-nav a {
  color: #333;
  font-weight: 500;
  padding: 8px 0;
  position: relative;
}

.main-nav a:hover,
.main-nav a.active {
  color: #008080;
}

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: #008080;
}

/* Hero 横幅 */
.hero {
  background: linear-gradient(135deg, #f8f9fa 0%, #e8f4f4 100%);
  padding: 80px 0;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(248,249,250,0.3) 0%, rgba(232,244,244,0.3) 100%);
  z-index: 1;
  pointer-events: none;
}

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

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  max-width: 50%;
}

.hero-text .eyebrow {
  color: #008080;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.hero-text h1 {
  font-size: 42px;
  line-height: 1.2;
  color: #1a1a1a;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 17px;
  color: #666;
  margin-bottom: 30px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 15px;
}

.hero-visual .hero-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 10px 40px rgba(0, 128, 128, 0.15);
}

.hero-visual img {
  border-radius: 8px;
  width: 100%;
  height: auto;
}

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

.section-light {
  background-color: #f8f9fa;
}

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

.section-heading h2 {
  font-size: 32px;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.section-heading p {
  font-size: 17px;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

/* 页面标题 Banner 区域内的文字颜色 - 黑色 */
.section-heading-banner p {
  color: #000;
}

/* 网格系统 */
.grid {
  display: grid;
  gap: 30px;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* 卡片 */
.card {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* 产品卡片 */
.product-card .product-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center;
  margin-bottom: 20px;
  background: #f8f9fa;
  border-radius: 6px;
  padding: 0;
}

.product-card h3 {
  font-size: 19px;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.product-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 15px;
}

.tag-list {
  list-style: none;
  margin-bottom: 20px;
}

.tag-list li {
  font-size: 13px;
  color: #008080;
  padding: 4px 0;
}

.tag-list li::before {
  content: '• ';
  color: #008080;
}

.card-link {
  font-weight: 600;
  font-size: 14px;
  color: #008080;
}

.card-link:hover {
  color: #006666;
}

/* 应用行业卡片 */
.app-card {
  text-align: center;
}

.app-icon {
  font-size: 48px;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #008080;
}

.app-icon svg {
  width: 48px;
  height: 48px;
  stroke: currentColor;
  fill: none;
}

.app-card h3 {
  font-size: 19px;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.app-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 15px;
}

.app-features {
  list-style: none;
  text-align: left;
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid #eee;
}

.app-features li {
  font-size: 13px;
  color: #666;
  padding: 4px 0;
}

/* 特性卡片 */
.feature-card {
  text-align: center;
}

.feature-icon {
  font-size: 42px;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #008080;
}

.feature-icon svg {
  width: 48px;
  height: 48px;
  stroke: currentColor;
  fill: none;
}

.feature-card h3 {
  font-size: 19px;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}

/* CTA 区块 */
.cta-section {
  background: linear-gradient(135deg, #008080 0%, #006666 100%);
  padding: 80px 0;
}

.cta-box {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 15px;
}

.cta-box p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 30px;
}

.cta-contact {
  display: flex;
  justify-content: center;
  gap: 50px;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.cta-item {
  text-align: center;
}

.cta-label {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 5px;
}

.cta-value {
  font-size: 18px;
  color: #fff;
  font-weight: 600;
}

.cta-value:hover {
  color: #fff;
  text-decoration: underline;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.cta-buttons .btn-secondary {
  border-color: #fff;
  color: #fff;
}

.cta-buttons .btn-secondary:hover {
  background-color: #fff;
  color: #008080;
}

/* 页脚 */
.site-footer {
  background-color: #1a1a1a;
  color: #fff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  padding: 40px 20px;
  border-bottom: 1px solid #333;
}

.footer-info p {
  margin: 5px 0;
  color: #ccc;
}

.footer-info strong {
  font-size: 18px;
  color: #fff;
}

.footer-contact p {
  margin: 5px 0;
  color: #ccc;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: #888;
}

/* Section CTA */
.section-cta {
  text-align: center;
  margin-top: 50px;
  padding-top: 40px;
  border-top: 2px solid #eee;
}

.section-cta p {
  font-size: 17px;
  color: #666;
  margin-bottom: 20px;
}

/* 产品详情页面样式 */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-bottom: 50px;
  align-items: start;
}

.product-image {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

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

.product-info h3 {
  font-size: 22px;
  color: #1a1a1a;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid #008080;
}

.feature-list,
.app-list {
  list-style: none;
  margin-bottom: 25px;
}

.feature-list li,
.app-list li {
  font-size: 15px;
  color: #555;
  padding: 8px 0;
  line-height: 1.6;
}

.feature-list li::before {
  content: '✓ ';
  color: #008080;
  font-weight: bold;
  margin-right: 8px;
}

.app-list li::before {
  content: '• ';
  color: #008080;
  font-weight: bold;
  margin-right: 8px;
}

.product-series {
  margin-top: 40px;
}

.product-series h3 {
  font-size: 24px;
  color: #1a1a1a;
  margin-bottom: 25px;
  text-align: center;
}

.series-card {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.series-card:hover {
  transform: translateY(-5px);
}

.series-card h4 {
  font-size: 18px;
  color: #008080;
  margin-bottom: 8px;
}

.series-card p {
  font-size: 14px;
  color: #666;
  margin-bottom: 15px;
  font-style: italic;
}

.series-specs {
  background: #f8f9fa;
  border-radius: 6px;
  padding: 15px;
  margin-top: 15px;
}

.series-specs p {
  font-size: 13px;
  color: #555;
  margin: 8px 0;
  font-style: normal;
}

.series-specs strong {
  color: #333;
}

/* 下载表格 */
.downloads-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
  font-size: 14px;
}

.downloads-table thead {
  background-color: #008080;
  color: white;
}

.downloads-table th {
  padding: 12px 15px;
  text-align: left;
  font-weight: 600;
}

.downloads-table tbody tr {
  border-bottom: 1px solid #eee;
}

.downloads-table tbody tr:nth-child(even) {
  background-color: #f8f9fa;
}

.downloads-table td {
  padding: 12px 15px;
  color: #555;
}

.downloads-table a {
  color: #008080;
  font-weight: 600;
  text-decoration: none;
}

.downloads-table a:hover {
  text-decoration: underline;
}

/* 联系页面样式 */
.contact-info h2,
.contact-form h2 {
  font-size: 24px;
  color: #1a1a1a;
  margin-bottom: 25px;
  padding-bottom: 10px;
  border-bottom: 2px solid #008080;
}

.contact-item {
  margin-bottom: 30px;
}

.contact-item h3 {
  font-size: 18px;
  color: #008080;
  margin-bottom: 10px;
}

.contact-item p {
  font-size: 15px;
  color: #555;
  line-height: 1.6;
  margin: 8px 0;
}

.contact-item a {
  color: #008080;
  font-weight: 600;
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-form p {
  font-size: 15px;
  color: #666;
  margin-bottom: 25px;
}

.inquiry-form {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

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

.form-group label {
  display: block;
  font-size: 14px;
  color: #555;
  margin-bottom: 8px;
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 15px;
  color: #333;
  background: #fff;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #008080;
  box-shadow: 0 0 0 3px rgba(0, 128, 128, 0.1);
}

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

.form-note {
  font-size: 13px;
  color: #888;
  margin-top: 10px;
  font-style: italic;
}

/* 常见问题样式 */
.faq-item {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
  margin-bottom: 20px;
}

.faq-item h3 {
  font-size: 18px;
  color: #008080;
  margin-bottom: 12px;
}

.faq-item p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}

/* 多路阀组页面样式 */
.technical-info {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 2px solid #eee;
}

.technical-info h3 {
  font-size: 22px;
  color: #1a1a1a;
  margin-bottom: 20px;
  text-align: center;
}

.specs-table {
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

.config-options {
  margin-top: 20px;
}

.config-card {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

.config-card h4 {
  font-size: 18px;
  color: #008080;
  margin-bottom: 15px;
}

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

.config-list li {
  font-size: 15px;
  color: #555;
  padding: 8px 0;
  line-height: 1.6;
}

.config-list li::before {
  content: '• ';
  color: #008080;
  font-weight: bold;
  margin-right: 8px;
}

/* 优势卡片 */
.advantage-card {
  text-align: center;
  background: #fff;
  border-radius: 8px;
  padding: 30px 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
  font-size: 48px;
  margin-bottom: 15px;
}

.advantage-card h3 {
  font-size: 19px;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}

/* 安装信息样式 */
.installation-info {
  margin-top: 40px;
}

.installation-info h3 {
  font-size: 22px;
  color: #1a1a1a;
  margin-bottom: 20px;
  text-align: center;
}

.install-card {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

.install-card h4 {
  font-size: 18px;
  color: #008080;
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid #008080;
}

/* 产品系列说明 */
.product-series .series-card {
  background: #fff;
  border-radius: 8px;
  padding: 25px;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
  height: 100%;
}

.product-series .series-card:hover {
  transform: translateY(-5px);
}

.product-series .series-card h4 {
  font-size: 18px;
  color: #008080;
  margin-bottom: 8px;
}

.product-series .series-card p {
  font-size: 14px;
  color: #666;
  margin-bottom: 15px;
  font-style: italic;
}

.product-series .series-specs {
  background: #f8f9fa;
  border-radius: 6px;
  padding: 15px;
  margin-top: 15px;
}

.product-series .series-specs p {
  font-size: 13px;
  color: #555;
  margin: 8px 0;
  font-style: normal;
}

.product-series .series-specs strong {
  color: #333;
}

/* 页脚样式 */
.site-footer {
  background-color: #1a1a1a;
  color: #fff;
  margin-top: 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  padding: 40px 20px;
  border-bottom: 1px solid #333;
}

.footer-info p {
  margin: 5px 0;
  color: #ccc;
}

.footer-info strong {
  font-size: 18px;
  color: #fff;
}

.footer-contact p {
  margin: 5px 0;
  color: #ccc;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: #888;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .product-detail {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .product-info h3 {
    font-size: 20px;
  }
  
  .feature-list li,
  .app-list li {
    font-size: 14px;
  }
  
  .series-card {
    padding: 20px;
  }
  
  .downloads-table {
    font-size: 13px;
  }
  
  .downloads-table th,
  .downloads-table td {
    padding: 10px;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
  
  .contact-info h2,
  .contact-form h2 {
    font-size: 22px;
  }
  
  .contact-item h3 {
    font-size: 17px;
  }
  
  .inquiry-form {
    padding: 20px;
  }
}

/* 响应式设计 */
@media (max-width: 992px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .hero-text h1 {
    font-size: 36px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    gap: 15px;
  }
  
  .main-nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
  
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .hero {
    padding: 50px 0;
  }
  
  .hero-text h1 {
    font-size: 28px;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .section {
    padding: 50px 0;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
  
  .cta-contact {
    flex-direction: column;
    gap: 20px;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
}

/* 动画效果 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card {
  animation: fadeInUp 0.6s ease forwards;
}

.card:nth-child(2) {
  animation-delay: 0.1s;
}

.card:nth-child(3) {
  animation-delay: 0.2s;
}

.card:nth-child(4) {
  animation-delay: 0.3s;
}


/* ===================================
   隔离阀页面专用样式
   (从内联样式迁移)
   =================================== */

/* 二通隔离阀页面专用样式 */
      .specs-grid {
    display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin: 40px 0;
}

.specs-grid-compact {
    display: grid;
              grid-template-columns: 1fr 1fr;
              gap: 30px;
              margin: 20px 0;
}

.model-table td {
    padding: 8px;
        border: 1px solid #ddd;
        text-align: center;
        color: #555;
}

.model-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.mounting-item img {
    width: 100%;
        height: 140px;
        object-fit: cover;
        object-position: center;
        margin-bottom: 15px;
        background: #f8f9fa;
        border-radius: 6px;
        padding: 0;
}

.model-table th,
        .model-table td {
    padding: 6px 4px;
}

/* technical-info样式 - 确保与其他div一样的左右距离 */
      .technical-info {
    width: 100%;
        max-width: 100%;
        margin: 0 auto;
        padding: 0;
        box-sizing: border-box;
}

.series-desc {
    font-size: 14px;
              color: #666;
              margin-bottom: 25px;
              padding-bottom: 15px;
              border-bottom: 1px solid #eee;
}

.feature-text h4 {
    font-size: 16px;
        color: #333;
        margin-bottom: 5px;
}

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

.spec-card h3 {
    font-size: 18px;
        color: #008080;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 2px solid #008080;
        text-align: center;
}

.model-table tr:hover {
    background-color: #e8f4f4;
}

.technical-info {
    position: relative !important;
}

.technical-info h3.fixed-border {
    position: relative !important;
    display: block !important;
    text-align: center !important;
    padding-bottom: 15px !important;
}

/* 移除技术规格标题的绿色底线 */

.series-section:last-child {
    border-bottom: none;
}

.mounting-item {
    text-align: center;
        background: #fff;
        border-radius: 8px;
        padding: 20px;
        box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
        transition: transform 0.3s ease;
}

.model-number {
    font-weight: 600;
        color: #008080;
}

.feature-grid {
    grid-template-columns: 1fr;
}

.feature-item {
    display: flex;
        align-items: flex-start;
        gap: 15px;
}

.model-table th {
    background-color: #f8f9fa;
        color: #333;
        font-weight: 600;
        padding: 10px 8px;
        border: 1px solid #ddd;
        text-align: center;
}

.technical-info,
      .specs-table,
      .downloads-table {
    padding-left: 30px;
        padding-right: 30px;
}

.mounting-item p {
    font-size: 14px;
        color: #333;
        font-weight: 600;
        margin: 0;
}

}
                .series-section {
    margin-bottom: 50px;
              padding-bottom: 30px;
              border-bottom: 2px solid #eee;
}

@media (max-width: 768px) {
    .specs-grid {
          grid-template-columns: 1fr;
}

.series-section h3 {
    font-size: 20px;
              color: #008080;
              margin-bottom: 10px;
}

.model-table {
    font-size: 12px;
}

.feature-text p {
    font-size: 14px;
        color: #666;
        line-height: 1.6;
        margin: 0;
}

.technical-info h3.fixed-border {
    position: relative !important;
    text-align: center !important;
    margin: 0 auto 30px auto !important;
    padding: 0 30px 15px 30px !important;
    color: #333 !important;
    font-size: 20px !important;
    border-bottom: none !important;
    display: block !important;
    width: auto !important;
    max-width: 1000px !important;
    box-sizing: border-box !important;
}

.mounting-item:hover {
    transform: translateY(-5px);
}

.spec-card-compact {
    background: #fff;
              border-radius: 8px;
              padding: 20px;
              box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

.spec-card {
    background: #fff;
        border-radius: 8px;
        padding: 25px;
        box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
}

/* ===================================
   型号规格表格美化样式
   =================================== */
.spec-card-compact h4 {
    font-size: 16px;
    color: #008080;
    margin: 0 0 15px 0;
    padding: 0 0 10px 0;
    border-bottom: 2px solid #008080;
    text-align: center;
    font-weight: 600;
}

.series-section h3 {
    font-size: 22px;
    color: #1a1a1a;
    margin: 0 0 10px 0;
    font-weight: 600;
}

.series-section {
    margin-bottom: 60px;
    padding-bottom: 40px;
    border-bottom: 2px solid #e0e0e0;
}

.series-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

/* 表格美化样式 - 提高优先级 */
.spec-card-compact .compact-model-table {
    width: 100% !important;
    border-collapse: collapse !important;
    font-size: 13px !important;
    background: #fff !important;
    border-radius: 8px !important;
    overflow: hidden !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
}

.spec-card-compact .compact-model-table thead {
    background: linear-gradient(135deg, #008080 0%, #006666 100%) !important;
    color: #fff !important;
}

.spec-card-compact .compact-model-table thead th {
    padding: 14px 10px !important;
    text-align: center !important;
    font-weight: 600 !important;
    font-size: 13px !important;
    border: none !important;
    white-space: nowrap !important;
    color: #fff !important;
}

.spec-card-compact .compact-model-table thead th:first-child {
    text-align: left !important;
    padding-left: 15px !important;
}

.spec-card-compact .compact-model-table tbody tr {
    border-bottom: 1px solid #eee !important;
    transition: background-color 0.2s ease !important;
}

.spec-card-compact .compact-model-table tbody tr:hover {
    background-color: #e8f4f4 !important;
}

.spec-card-compact .compact-model-table tbody tr:nth-child(even) {
    background-color: #fafbfb !important;
}

.spec-card-compact .compact-model-table tbody tr:nth-child(even):hover {
    background-color: #e8f4f4 !important;
}

.spec-card-compact .compact-model-table tbody td {
    padding: 12px 10px !important;
    text-align: center !important;
    color: #555 !important;
    font-size: 13px !important;
    vertical-align: middle !important;
}

.spec-card-compact .compact-model-table tbody td:first-child {
    text-align: left !important;
    padding-left: 15px !important;
    font-weight: 600 !important;
    color: #008080 !important;
}

.spec-card-compact .compact-model-table .model-number {
    font-weight: 700 !important;
    color: #008080 !important;
    font-family: 'Consolas', 'Monaco', monospace !important;
    font-size: 13px !important;
}

.spec-card-compact .compact-model-table tbody td:last-child {
    padding-right: 15px !important;
}

/* 空值样式 */
.compact-model-table td:empty,
.compact-model-table td:-moz-only-whitespace {
    background-color: #fafafa;
}

/* 无数据提示样式 */
.compact-model-table .no-data {
    text-align: center;
    color: #999;
    font-style: italic;
    padding: 30px !important;
    background-color: #fafafa;
}

/* 响应式表格 */
@media (max-width: 992px) {
    .specs-grid-compact {
        grid-template-columns: 1fr;
    }
    
    .compact-model-table {
        font-size: 12px;
    }
    
    .compact-model-table thead th,
    .compact-model-table tbody td {
        padding: 10px 6px;
    }
}

@media (max-width: 768px) {
    .compact-model-table {
        font-size: 11px;
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .compact-model-table thead th,
    .compact-model-table tbody td {
        padding: 8px 5px;
    }
}