.about-page {
  padding: 80px 0 60px 0;
}

.page-title{
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.module-main-title {
  font-size: 28px;
  color: var(--title-color);
  margin-bottom: 15px;
  padding-bottom: 15px;
  display: inline-block;
  font-weight: 600;
  position: relative;
}

.module-main-title::after {
  content: '';
  position: absolute;
  bottom: 0px;
  left: 0;
  width: 60px;
  height: 2px;
  background-color: var(--secondary-hover-color);
  transition: width 0.3s ease;
}

.module-main-title:hover::after {
  width: 100%;
}

.honor-subtitle {
  font-size: 22px;
  margin-bottom: 30px;
  padding-bottom: 10px;
}

.company-intro-container,
.timeline-container,
.honor-container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
}

/* 间距辅助类 */
.mt-20 {
  margin-top: 20px;
}

.company-section{
  padding: 20px 0;
}

.intro-header {
  display: flex;
  gap: 50px;
  flex-wrap: wrap;
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  margin-bottom: 40px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.intro-text {
  flex: 1;
  min-width: 350px;
}

.intro-desc {
  font-size: 16px;
  color: #555;
  line-height: 1.8;
}

.intro-img {
  flex: 1;
  min-width: 350px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

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

.intro-img:hover img {
  transform: scale(1.03);
}

.intro-stats-fullwidth {
  width: 100%;
  background: linear-gradient(135deg, #f0f4f8 0%, #e8f0fe 100%);
  box-shadow: 0 4px 15px rgba(74, 111, 165, 0.08);
  margin-bottom: 50px;
}

.intro-stats-container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
}

/* 调整原有intro-stats样式（移除背景、阴影，保留布局） */
.intro-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 25px;
  padding: 50px 30px;
  border-radius: 12px;
}

.stat-item {
  text-align: center;
  padding: 15px;
  transition: transform 0.3s ease;
}

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

.stat-number {
  display: block;
  font-size: 42px;
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 10px;
  line-height: 1.2;
  /* 确保数字动画时宽度稳定 */
  min-height: 50px;
}

.stat-label {
  font-size: 15px;
  color: #666;
  font-weight: 500;
}

.intro-business {
  background: #fff;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

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

.business-item {
  padding: 30px 25px;
  border: 1px solid #eef1f5;
  border-radius: 10px;
  transition: all 0.3s ease;
  background-color: #fff;
  position: relative;
  overflow: hidden;
}


.business-icon-wrap {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-color: #f0f4f8;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.business-icon {
  font-size: 32px;
  color: var(--secondary-color);
}

.business-name {
  font-size: 19px;
  color: var(--title-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.business-desc {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
}

.history-section {
  padding: 20px 0;
  background-color: #f8f9fa;
  border-radius: 12px;
}

.timeline {
  position: relative;
  width: 100%;
  overflow-x: auto;
  padding: 20px 0 50px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--secondary-color) #f0f4f8;
}

/* 新增：承载完整时间线的背景容器 */
.timeline-background {
  position: relative;
  display: inline-block;
  padding: 0 10px;
}

.timeline::-webkit-scrollbar {
  height: 8px;
}

.timeline::-webkit-scrollbar-track {
  background: #f0f4f8;
  border-radius: 4px;
}

.timeline::-webkit-scrollbar-thumb {
  background-color: var(--secondary-color);
  border-radius: 4px;
}

.timeline-track {
  display: flex;
  align-items: flex-start;
  gap: 30px;
  min-width: fit-content;
  position: relative; /* 改为relative定位 */
}

.timeline-background::before {
  content: '';
  position: absolute;
  top: 35px;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #e0e7ff, var(--secondary-color), #e0e7ff);
  z-index: 1;
  /* 延长线条，确保覆盖所有时间点 */
  width: calc(100% + 20px);
  left: -10px;
}

.timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 300px;
  position: relative;
  z-index: 2; /* 确保时间项在时间线上方 */
}

.timeline-year {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-hover-color) 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  z-index: 3; /* 确保年份圆圈在时间线上方 */
  box-shadow: 0 4px 10px rgba(74, 111, 165, 0.3);
}

.timeline-content {
  width: 100%;
  padding: 25px;
  background-color: white;
  border-radius: 10px;
  border: 1px solid #eef1f5;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  position: relative;
  z-index: 2;
  transition: transform 0.3s ease;
}

.timeline-content h3 {
  font-size: 19px;
  color: var(--title-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.timeline-content p {
  font-size: 15px;
  color: #666;
  margin-bottom: 0;
  line-height: 1.7;
}

.certification-section {
  padding: 30px 0;
  background-color: #fff;
}

.honor-section {
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  border: 1px solid #eef1f5;
  margin-bottom: 40px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.honor-section-icon {
  color: var(--secondary-color);
  font-size: 24px;
  margin-right: 12px;
}

.honor-content {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  align-items: center;
}

.honor-text-group {
  flex: 2;
  min-width: 350px;
}

.honor-text-item {
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 1px dashed #e0e0e0;
}

.honor-text-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.honor-item-title {
  font-size: 18px;
  color: var(--title-color);
  font-weight: 600;
  margin-bottom: 10px;
}

.honor-item-desc {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
}

.honor-img-block {
  flex: 1;
  min-width: 350px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

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

.honor-img-block:hover .honor-main-img {
  transform: scale(1.03);
}

/* 荣誉卡片优化 */
.honor-card-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
}

.honor-card {
  padding: 30px 25px;
  border: 1px solid #eef1f5;
  border-radius: 10px;
  position: relative;
  transition: all 0.3s ease;
  background-color: #fff;
}


.honor-card-icon {
  font-size: 36px;
  color: var(--secondary-color);
  margin-bottom: 20px;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.honor-card:hover .honor-card-icon {
  opacity: 1;
}

.honor-card-title {
  font-size: 17px;
  color: var(--title-color);
  font-weight: 600;
  margin-bottom: 12px;
}

.honor-card-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
  margin-bottom: 25px;
}

.honor-card-time {
  font-size: 13px;
  color: var(--secondary-color);
  font-weight: 500;
  position: absolute;
  bottom: 25px;
  right: 25px;
}

/* 专利统计优化 */
.honor-patent-wrap {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  align-items: center;
}

.honor-patent-stats {
  flex: 1;
  min-width: 350px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.patent-stat-item {
  text-align: center;
  padding: 20px 15px;
  background: linear-gradient(135deg, #f0f4f8 0%, #e8f0fe 100%);
  border-radius: 10px;
  transition: transform 0.3s ease;
}

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

.patent-number {
  display: block;
  font-size: 38px;
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 8px;
  /* 确保数字动画时宽度稳定 */
  min-height: 45px;
}

.patent-label {
  font-size: 14px;
  color: #666;
  font-weight: 500;
}

.honor-patent-desc {
  flex: 2;
  min-width: 350px;
  font-size: 15px;
  color: #666;
  line-height: 1.8;
  text-align: justify;
}


.strength-section {
  width: 100%;
  padding: 30px 0;
  background-color: #f8f9fa;
}

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

.strength-block.single-block {
  background: #fff;
  padding: 40px 30px;
  border-radius: 12px;
  border: 1px solid #eef1f5;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

/* 卡片网格布局 */
.strength-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.strength-card {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #eef1f5;
  transition: all 0.3s ease;
  background-color: #fff;
}

/* 卡片图片 */
.strength-card-img {
  height: 200px;
  overflow: hidden;
}

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

.strength-card:hover .card-img {
  transform: scale(1.05);
}

/* 卡片内容 */
.strength-card-content {
  padding: 25px 20px;
}

.card-icon {
  font-size: 28px;
  color: var(--secondary-color);
  margin-bottom: 15px;
  display: inline-block;
}

.card-title {
  font-size: 18px;
  color: var(--title-color);
  font-weight: 600;
  margin-bottom: 10px;
}

.card-desc {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  margin: 0;
}