/* 基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f9fafb;
}

/* 图片 */
.cover-image {
  width: 100%;
  height: 500px;
  display: block;
  object-fit: cover;
  position: relative;
}

.banner-title {
  position: absolute;
  top: calc(50% - 200px);
  left: 15%;
  transform: translateY(-50%);
  z-index: 2;
  color: white;
  font-size: 3em;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
  text-align: left;
  padding-left: 20px;
}

/* 动画效果 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 通用区块样式 */
.section-about, 
.section-service {
  padding: 80px 5%;
  background: white;
  position: relative;
  overflow: hidden;
}

.section-about {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 60px;
  flex-direction: row-reverse;
  margin-bottom: 2px;
}

.section-service {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 60px;
  background: #f8fafc;
}

/* 装饰元素 */
.section-about::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(135deg, rgba(52, 152, 219, 0.05), rgba(52, 152, 219, 0.02));
  z-index: 0;
}

/* 图片容器 */
.image-container {
  flex: 1;
  max-width: 45%;
  position: relative;
  z-index: 1;
}

.image-container img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  animation: fadeInUp 0.8s ease forwards;
}

.image-container:hover img {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

/* 文本内容 */
.text-content {
  flex: 1;
  max-width: 50%;
  animation: fadeInRight 0.8s 0.2s ease forwards;
  opacity: 0;
  position: relative;
  z-index: 1;
}

/* 标题样式 */
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #2d3748;
  margin: 0 0 25px 0;
  position: relative;
  display: inline-block;
  padding-bottom: 10px;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #3498db, #4299e1);
  border-radius: 2px;
}

/* 关于我们文本样式 */
.section-about .text-content p {
  line-height: 1.8;
  color: #4a5568;
  margin-bottom: 20px;
  font-size: 1.05rem;
  letter-spacing: 0.3px;
}

/* 服务项目样式 */
.service-items {
  margin-top: 20px;
}

.service-item {
  margin-bottom: 30px;
  padding: 20px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
  border-left: 4px solid #3498db;
}

.service-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.08);
}

.service-title {
  font-size: 1.35rem;
  color: #2b6cb0;
  margin-bottom: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.service-item p {
  line-height: 1.7;
  color: #4a5568;
  font-size: 1rem;
  margin: 0;
}

/* 品牌理念区块样式 */
.section-brand,
.section-values {
  padding: 80px 5%;
  background: white;
  position: relative;
}

.section-values {
  background: #f8fafc;
}

.brand-concept {
  margin-bottom: 50px;
  padding: 30px;
  background: linear-gradient(135deg, #f8fafc, #ffffff);
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  border-left: 4px solid #3498db;
}

.concept-title {
  font-size: 1.5rem;
  color: #2d3748;
  margin-bottom: 20px;
  font-weight: 600;
}

.concept-content p {
  line-height: 1.8;
  color: #4a5568;
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.symbol-item {
  display: flex;
  align-items: flex-start;
  margin: 15px 0;
  padding: 15px;
  background: rgba(52, 152, 219, 0.05);
  border-radius: 8px;
}

.symbol-icon {
  font-size: 1.5rem;
  margin-right: 15px;
  flex-shrink: 0;
}

.symbol-desc {
  flex: 1;
  line-height: 1.7;
}

.symbol-highlight {
  background: linear-gradient(135deg, #3498db, #4299e1);
  color: white;
  padding: 20px;
  border-radius: 8px;
  margin: 20px 0;
  font-weight: 500;
}

.concept-content ul {
  margin: 20px 0;
  padding-left: 20px;
}

.concept-content li {
  margin: 10px 0;
  color: #4a5568;
  line-height: 1.7;
}

.trajectory-meanings {
  margin: 20px 0;
}

.meaning-item {
  display: flex;
  align-items: center;
  margin: 15px 0;
  padding: 15px;
  background: rgba(155, 89, 182, 0.05);
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.meaning-item:hover {
  transform: translateX(5px);
}

.meaning-number {
  background: #9b59b6;
  color: white;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  margin-right: 15px;
  flex-shrink: 0;
}

.meaning-text {
  flex: 1;
  line-height: 1.6;
}

/* 企业价值区块样式 */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin: 40px 0;
}

.value-card {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  border-top: 4px solid #3498db;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.value-card h3 {
  font-size: 1.3rem;
  color: #2d3748;
  margin-bottom: 15px;
  font-weight: 600;
}

.value-card p {
  line-height: 1.6;
  color: #4a5568;
  margin-bottom: 10px;
}

.value-desc {
  font-size: 0.95rem;
  color: #718096 !important;
  font-style: italic;
}

.business-metaphor {
  margin-top: 50px;
  padding: 30px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  border-radius: 12px;
}

.business-metaphor h3 {
  font-size: 1.4rem;
  margin-bottom: 20px;
  color: white;
}

.business-metaphor p {
  color: rgba(255,255,255,0.9);
  margin-bottom: 20px;
}

.metaphor-items {
  margin: 20px 0;
}

.metaphor-item {
  background: rgba(255,255,255,0.1);
  padding: 15px;
  margin: 10px 0;
  border-radius: 8px;
  border-left: 3px solid rgba(255,255,255,0.3);
  line-height: 1.6;
}

/* 企业服务图片展示区块 */
.section-enterprise-image {
  padding: 60px 5%;
  background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
  text-align: center;
}

.image-showcase {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}

.enterprise-service-image {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  animation: fadeInUp 0.8s ease forwards;
}

.enterprise-service-image:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 30px 60px rgba(0,0,0,0.15);
}

.image-caption {
  margin-top: 30px;
  animation: fadeInUp 0.8s 0.2s ease forwards;
  opacity: 0;
}

.image-caption h3 {
  font-size: 2.2rem;
  font-weight: 700;
  color: #2d3748;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.image-caption h3::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -8px;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #3498db, #667eea);
  border-radius: 2px;
  transform: translateX(-50%);
}

.image-caption p {
  font-size: 1.2rem;
  color: #4a5568;
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
}

/* 重新设计的品牌理念区块样式 */
.section-brand {
  padding: 100px 5%;
  background: url('../images/背景图.png') center/cover no-repeat;
  color: white;
  position: relative;
  overflow: hidden;
}

.section-brand::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 0;
}

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

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

.brand-header .section-title {
  color: white;
  font-size: 2.8rem;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.brand-header .section-title::after {
  background: linear-gradient(90deg, rgba(255,255,255,0.8), rgba(255,255,255,0.4));
}

.brand-subtitle {
  font-size: 1.3rem;
  opacity: 0.9;
  font-weight: 300;
  letter-spacing: 1px;
}

.brand-showcase {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: center;
}

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

/* logo-circle已删除，相关样式移除 */

.brand-logo {
  width: 280px;
  height: 280px;
  object-fit: contain;
  border-radius: 0;
  box-shadow: none;
  background: none;
  padding: 0;
  filter: drop-shadow(0 0 10px rgba(0,0,0,0.3));
  background-color: rgba(255,255,255,0.1);
  backdrop-filter: blur(5px);
  padding: 20px;
  border-radius: 12px;
}

@keyframes flow {
  0%, 100% { transform: translateX(-50%) rotate(45deg) scaleY(1); }
  50% { transform: translateX(-50%) rotate(45deg) scaleY(1.2); }
}

.brand-narrative {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.narrative-item {
  padding: 35px 40px;
  background: rgba(255,255,255,0.08);
  border-radius: 15px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
  transition: all 0.3s ease;
}

.narrative-item:hover {
  transform: translateY(-5px);
  background: rgba(255,255,255,0.12);
}

/* 图标已删除，相关样式移除 */

.narrative-content h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.95);
}

.narrative-content p {
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  font-size: 1.05rem;
}

/* 重新设计的企业价值区块样式 */
.section-values {
  padding: 100px 5%;
  background: #f8fafc;
  position: relative;
}

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

.values-subtitle {
  font-size: 1.3rem;
  color: #667eea;
  font-weight: 300;
  margin-top: 15px;
}

.values-matrix {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: stretch;
    gap: 20px;
    margin-top: 60px;
    flex-wrap: wrap;
  }

.value-pillar {
  background: white;
  padding: 40px 25px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  flex: 1;
  min-width: 0;
  max-width: calc(25% - 15px);
}

.value-pillar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
}

.value-pillar:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

/* 图标已删除，相关样式移除 */

.value-pillar h3 {
  font-size: 1.5rem;
  color: #2d3748;
  margin-bottom: 15px;
  font-weight: 600;
}

.pillar-text {
  font-size: 1.1rem;
  color: #667eea;
  font-weight: 600;
  margin-bottom: 15px;
  line-height: 1.4;
}

.pillar-desc {
  font-size: 0.95rem;
  color: #718096;
  line-height: 1.6;
}

.business-insights {
  text-align: center;
  margin-top: 80px;
}

.business-insights h3 {
  font-size: 2rem;
  color: #2d3748;
  margin-bottom: 40px;
  position: relative;
  display: inline-block;
}

.business-insights h3::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  transform: translateX(-50%);
}

.insights-grid {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: stretch;
  gap: 20px;
  margin-top: 60px;
  flex-wrap: wrap;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.insight-card {
  background: white;
  padding: 40px 25px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  flex: 0 0 calc(25% - 15px);
  max-width: calc(25% - 15px);
  height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.insight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #667eea, #764ba2);
}

.insight-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

/* 图标已删除，相关样式移除 */

.insight-content h4 {
  font-size: 1.3rem;
  color: #2d3748;
  margin-bottom: 10px;
  font-weight: 600;
}

.insight-content p {
  line-height: 1.6;
  color: #4a5568;
  font-size: 1rem;
}

/* 响应式设计优化 */
@media (max-width: 1024px) {
  .brand-showcase {
    grid-template-columns: 1fr;
    gap: 50px;
    text-align: center;
  }
  
  .values-matrix {
    flex-wrap: wrap;
  }
  
  .value-pillar {
    max-width: calc(50% - 15px);
    margin-bottom: 20px;
    padding: 35px 25px;
  }
  
  .insight-card {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
  }
  
  .logo-circle {
    width: 200px;
    height: 200px;
  }
  
  .ss-symbol {
    width: 100px;
    height: 100px;
  }
}

@media (max-width: 768px) {
  .section-brand {
    padding: 60px 5%;
  }
  
  .section-values {
    padding: 60px 5%;
  }
  
  .brand-header .section-title {
    font-size: 2.2rem;
  }
  
  .values-matrix {
    flex-direction: column;
    gap: 30px;
  }
  
  .value-pillar {
    max-width: 100%;
    margin-bottom: 20px;
  }
  
  .values-header .section-title {
    font-size: 2.2rem;
  }
  
  .insights-grid {
    flex-direction: column;
    gap: 30px;
  }
  
  .insight-card {
    max-width: 100%;
    margin-bottom: 20px;
  }
  
  .narrative-item {
    flex-direction: column;
    text-align: center;
    gap: 15px;
  }
  
  .insight-card {
    flex-direction: column;
    text-align: center;
    gap: 15px;
  }
  
  .section-enterprise-image {
    padding: 40px 20px;
  }
  
  .image-caption h3 {
    font-size: 1.8rem;
  }
  
  .image-caption p {
    font-size: 1.1rem;
    padding: 0 15px;
  }
  
  .enterprise-service-image {
    border-radius: 12px;
  }
}

@media (max-width: 576px) {
  .section-enterprise-image {
    padding: 30px 15px;
  }
  
  .image-caption h3 {
    font-size: 1.6rem;
  }
  
  .image-caption p {
    font-size: 1rem;
    padding: 0 10px;
  }
  
  .image-caption h3::after {
    width: 50px;
    height: 2px;
  }
}

.section-service {
  flex-direction: row-reverse;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .section-about,
  .section-service {
    gap: 40px;
    padding: 60px 4%;
  }
  
  .section-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 992px) {
  .section-about,
  .section-service {
    flex-direction: column;
    padding: 50px 3%;
  }
  
  .image-container,
  .text-content {
    max-width: 100%;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .banner-title {
    font-size: 2.5rem;
    left: 10%;
  }
}

@media (max-width: 768px) {
  .section-about,
  .section-service {
    padding: 40px 2%;
    gap: 30px;
  }
  
  .cover-image {
    height: 350px;
  }
  
  .banner-title {
    font-size: 2rem;
    left: 8%;
    top: calc(50% - 150px);
  }
  
  .section-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
  }
  
  .section-title::after {
    width: 100%;
    height: 3px;
  }
  
  .section-about .text-content p {
    font-size: 1rem;
    margin-bottom: 15px;
  }
  
  .service-item {
    padding: 15px;
    margin-bottom: 20px;
  }
  
  .service-title {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }
  
  .service-item p {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .section-about,
  .section-service {
    padding: 30px 5%;
    gap: 20px;
  }
  
  .cover-image {
    height: 250px;
  }
  
  .banner-title {
    font-size: 1.6rem;
    left: 5%;
    top: calc(50% - 120px);
    padding-left: 15px;
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .section-title::after {
    width: 100%;
    height: 2px;
  }
  
  .image-container img {
    border-radius: 8px;
  }
  
  .service-item {
    padding: 12px;
  }
  
  .service-title {
    font-size: 1.1rem;
  }
}