/* 公司介绍页面样式 */


.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.section-header h2 {
  font-size: 36px;
  font-weight: 700;
  color: #333;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.section-header h2:after {
  display: none;
}

.section-header p {
  font-size: 18px;
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

/* 页面标题部分 */
.intro-banner {
  background-color: #f8f9fa;
  background-size: cover;
  background-position: center;
  padding: 150px 0 120px;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.intro-banner:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.7);
  z-index: 1;
}

.intro-banner .container {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.intro-title {
  font-size: 48px;
  font-weight: 800;
  color: #333;
  margin-bottom: 25px;
  position: relative;
  display: inline-block;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  letter-spacing: -0.5px;
  text-align: left;
}

.intro-title:after {
  display: none; /* 隐藏可能存在的装饰线 */
}

.intro-subtitle {
  font-size: 22px;
  color: #555;
  max-width: 800px;
  margin: 0;
  line-height: 1.5;
  margin-bottom: 30px;
  text-align: left;
}

/* 添加标题下方的按钮组 */
.intro-buttons {
  margin-top: 30px;
  text-align: left;
}

.intro-button {
  display: inline-block;
  padding: 14px 28px;
  background-color: #3699FF;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  border-radius: 30px;
  margin: 0 10px 0 0;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 8px 15px rgba(54, 153, 255, 0.3);
}

.intro-button:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(54, 153, 255, 0.4);
  background-color: #1a7aff;
}

.intro-button.outline {
  background-color: transparent;
  color: #3699FF;
  border: 2px solid #3699FF;
  padding: 12px 26px;
  box-shadow: 0 5px 10px rgba(54, 153, 255, 0.1);
}

.intro-button.outline:hover {
  background-color: #3699FF;
  color: #fff;
}

/* 公司简介部分 */
.company-profile {
  background-color: #fff;
  position: relative;
}

.profile-content {
  display: flex;
  align-items: center;
  gap: 60px;
  margin-top: 30px;
}

.profile-text {
  flex: 1;
}

.profile-text p {
  font-size: 17px;
  line-height: 1.8;
  color: #444;
  margin-bottom: 25px;
  position: relative;
  padding-left: 0;
}

.profile-text p:last-child {
  margin-bottom: 0;
}

.profile-image {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
}

.profile-image:before {
  content: '';
  position: absolute;
  top: 30px;
  right: -30px;
  width: 100%;
  height: 100%;
  background-color: rgba(54, 153, 255, 0.1);
  border-radius: 12px;
  z-index: -1;
}

.profile-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

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

/* 核心价值观部分 */
.core-values {
  background-color: #f8f9fa;
  background-image: linear-gradient(to bottom, #f8f9fa, #fff);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.core-values:before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background-color: rgba(54, 153, 255, 0.05);
  top: -150px;
  left: -150px;
}

.core-values:after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background-color: rgba(54, 153, 255, 0.05);
  bottom: -100px;
  right: -100px;
}

.values-list {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 40px;
}

.value-item {
  flex: 1;
  min-width: 220px;
  background-color: #fff;
  border-radius: 12px;
  padding: 40px 25px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.value-item:before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background-image: linear-gradient(135deg, rgba(54, 153, 255, 0.1) 0%, rgba(54, 153, 255, 0.05) 100%);
  z-index: -1;
  transition: all 0.4s ease;
}

.value-item:hover {
  transform: translateY(-12px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.value-item:hover:before {
  height: 100%;
}

.value-icon {
  width: 80px;
  height: 80px;
  background-color: rgba(54, 153, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  color: #3699FF;
  margin: 0 auto 25px;
  transition: all 0.3s ease;
}

.value-item:hover .value-icon {
  background-color: #3699FF;
  color: #fff;
  transform: rotateY(180deg);
}

.value-item h3 {
  font-size: 22px;
  font-weight: 700;
  color: #333;
  margin-bottom: 15px;
}

.value-item p {
  font-size: 16px;
  color: #666;
  line-height: 1.6;
}

/* 荣誉证书部分 */
.honors {
  background-color: #fff;
}

.honors-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
}

.honor-item {
  flex: 1;
  min-width: 260px;
  max-width: 400px;
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.honor-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.honor-image {
  height: 200px;
  overflow: hidden;
}

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

.honor-item:hover .honor-image img {
  transform: scale(1.05);
}

.honor-info {
  padding: 20px;
}

.honor-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: #333;
  margin-bottom: 10px;
}

.honor-info p {
  font-size: 14px;
  color: #666;
  margin-bottom: 5px;
}

/* 里程碑部分优化 */
.milestones {
  background-color: #fff;
  position: relative;
  background-image: linear-gradient(to bottom, #fff, #f8f9fa);
  overflow: hidden;
}

.milestones:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle at 10% 20%, rgba(54, 153, 255, 0.03) 0%, transparent 20%), 
                    radial-gradient(circle at 90% 80%, rgba(54, 153, 255, 0.03) 0%, transparent 20%);
  pointer-events: none;
}

.timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: 60px 0;
}

.timeline:before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  background-image: linear-gradient(to bottom, #3699FF, #1a7aff);
  transform: translateX(-50%);
  border-radius: 4px;
  box-shadow: 0 0 20px rgba(54, 153, 255, 0.5);
  opacity: 0.8;
}

.timeline-item {
  position: relative;
  margin-bottom: 100px;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
  clear: both;
}

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

.timeline-item.active {
  opacity: 1;
  transform: translateY(0);
}

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

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

.timeline-point {
  position: absolute;
  top: 20px;
  left: 50%;
  width: 30px;
  height: 30px;
  background-color: #3699FF;
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 0 6px rgba(54, 153, 255, 0.2), 0 0 20px rgba(54, 153, 255, 0.5);
  transition: all 0.3s ease;
  cursor: pointer;
}

.timeline-item:hover .timeline-point {
  transform: translateX(-50%) scale(1.2);
  box-shadow: 0 0 0 8px rgba(54, 153, 255, 0.3), 0 0 25px rgba(54, 153, 255, 0.6);
  background-color: #1a7aff;
}

.timeline-point.visible {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(54, 153, 255, 0.7), 0 0 20px rgba(54, 153, 255, 0.5);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(54, 153, 255, 0), 0 0 20px rgba(54, 153, 255, 0.5);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(54, 153, 255, 0), 0 0 20px rgba(54, 153, 255, 0.5);
  }
}

.timeline-content {
  width: 45%;
  padding: 30px;
  background-color: #fff;
  border-radius: 16px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  position: relative;
  transition: all 0.4s ease;
  border: 1px solid rgba(54, 153, 255, 0.1);
}

.timeline-content:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.15);
}

.timeline-date {
  display: inline-block;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(45deg, #3699FF, #1a7aff);
  padding: 8px 20px;
  border-radius: 30px;
  margin-bottom: 20px;
  box-shadow: 0 5px 15px rgba(54, 153, 255, 0.3);
  letter-spacing: 0.5px;
}

.timeline-content h3 {
  font-size: 24px;
  font-weight: 700;
  color: #333;
  margin-bottom: 15px;
  letter-spacing: -0.5px;
}

.timeline-content p {
  font-size: 16px;
  color: #555;
  line-height: 1.7;
}

/* 添加箭头指向时间线 */
.timeline-item:nth-child(odd) .timeline-content:before {
  content: '';
  position: absolute;
  top: 22px;
  left: -12px;
  width: 24px;
  height: 24px;
  background-color: #fff;
  transform: rotate(45deg);
  box-shadow: -5px 5px 10px rgba(0, 0, 0, 0.05);
  border-left: 1px solid rgba(54, 153, 255, 0.1);
  border-bottom: 1px solid rgba(54, 153, 255, 0.1);
}

.timeline-item:nth-child(even) .timeline-content:before {
  content: '';
  position: absolute;
  top: 22px;
  right: -12px;
  width: 24px;
  height: 24px;
  background-color: #fff;
  transform: rotate(45deg);
  box-shadow: 5px -5px 10px rgba(0, 0, 0, 0.05);
  border-right: 1px solid rgba(54, 153, 255, 0.1);
  border-top: 1px solid rgba(54, 153, 255, 0.1);
}

/* 为每个时间线项目添加不同的延迟 */
.timeline-item:nth-child(1) {
  transition-delay: 0.1s;
}

.timeline-item:nth-child(2) {
  transition-delay: 0.2s;
}

.timeline-item:nth-child(3) {
  transition-delay: 0.3s;
}

.timeline-item:nth-child(4) {
  transition-delay: 0.4s;
}

.timeline-item:nth-child(5) {
  transition-delay: 0.5s;
}

.timeline-item:nth-child(6) {
  transition-delay: 0.6s;
}

/* 联系我们部分 */
.contact-us {
  background-color: #f8f9fa;
  position: relative;
}

.contact-content {
  display: flex;
  gap: 60px;
  margin-top: 30px;
}

.contact-info {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.contact-item {
  flex: 1 0 40%;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 25px 20px;
  background-color: #fff;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid rgba(54, 153, 255, 0.05);
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.contact-icon {
  min-width: 60px;
  height: 60px;
  background: linear-gradient(45deg, rgba(54, 153, 255, 0.1), rgba(54, 153, 255, 0.2));
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #3699FF;
  transition: all 0.3s ease;
}

.contact-item:hover .contact-icon {
  background: linear-gradient(45deg, #3699FF, #1a7aff);
  color: #fff;
  transform: rotateY(180deg);
}

.contact-text h3 {
  font-size: 20px;
  font-weight: 700;
  color: #333;
  margin-bottom: 8px;
}

.contact-text p {
  font-size: 16px;
  color: #555;
  line-height: 1.6;
}

.contact-map {
  flex: 1;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
  border: 4px solid #fff;
}

.contact-map:before {
  content: '';
  position: absolute;
  top: 30px;
  right: -30px;
  width: 100%;
  height: 100%;
  background-color: rgba(54, 153, 255, 0.1);
  border-radius: 16px;
  z-index: -1;
}

.contact-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: all 0.5s ease;
}

.contact-map:hover img {
  transform: scale(1.05);
}

/* 淡入动画 */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* 时间线动画 */
.timeline-item {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.timeline-item.active {
  opacity: 1;
  transform: translateX(0);
}

/* 交错动画效果 */
.fade-in:nth-child(2) {
  transition-delay: 0.2s;
}

.fade-in:nth-child(3) {
  transition-delay: 0.4s;
}

.fade-in:nth-child(4) {
  transition-delay: 0.6s;
}

/* 悬停效果 */
.core-value-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

/* 图片过渡效果 */
.section img {
  transition: all 0.4s ease;
}

/* 返回顶部按钮 */
.back-to-top {
  position: fixed;
  bottom: -50px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(45deg, #3699FF, #1a7aff);
  color: #fff;
  text-align: center;
  line-height: 50px;
  z-index: 99;
  cursor: pointer;
  transition: all 0.4s ease;
  box-shadow: 0 5px 15px rgba(54, 153, 255, 0.3);
}

.back-to-top.active {
  bottom: 30px;
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(54, 153, 255, 0.5);
}

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

@keyframes slideInRight {
  from {
    transform: translateX(50px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.intro-banner {
  animation: fadeIn 1.5s ease forwards;
}

.company-profile-content {
  animation: slideInRight 1s ease 0.5s forwards;
  opacity: 0;
}

.section-header::after {
  display: none;
}

.section-header.active::after {
  display: none;
}

/* 移动端适配动画效果 */
@media (max-width: 768px) {
  .fade-in, .timeline-item {
    transform: translateY(20px);
  }
  
  .fade-in.active, .timeline-item.active {
    transform: translateY(0);
  }
  
  .back-to-top {
    width: 40px;
    height: 40px;
    line-height: 40px;
  }
}

/* 响应式样式 */
@media (max-width: 992px) {
  .section {
    padding: 60px 0;
  }
  
  .profile-content {
    flex-direction: column;
  }
  
  .values-list {
    gap: 20px;
  }
  
  .timeline:before {
    left: 40px;
  }
  
  .timeline-point {
    left: 40px;
  }
  
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content {
    float: right;
    width: calc(100% - 90px);
    padding-left: 30px;
    text-align: left;
    margin-left: 70px;
  }
  
  .timeline-item:nth-child(even) .timeline-content:before {
    left: -10px;
    right: auto;
    box-shadow: -5px 5px 10px rgba(0, 0, 0, 0.05);
  }
  
  .contact-content {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .section-header h2 {
    font-size: 30px;
  }
  
  .section-header p {
    font-size: 16px;
  }
  
  .intro-title {
    font-size: 32px;
  }
  
  .intro-subtitle {
    font-size: 18px;
  }
  
  .value-item {
    min-width: 100%;
  }
  
  .honor-item {
    min-width: 100%;
  }
  
  .contact-item {
    flex: 100%;
  }
  
  .timeline-content {
    padding: 15px;
  }
}