/* 项目和团队页面专用样式 */

/* 项目Banner */
.project-banner {
  background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1500964757637-c85e8a162699?w=1200&h=400&fit=crop');
  background-size: cover;
  background-position: center;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  margin-top: 60px;
}

.page-title {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  animation: fadeInUp 1s ease-out;
}

.page-subtitle {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto;
  animation: fadeInUp 1s ease-out 0.2s;
  animation-fill-mode: both;
}

/* 通用section样式 */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-line {
  height: 3px;
  width: 80px;
  background-color: var(--accent-color);
  margin: var(--spacing-md) auto 0;
}

/* 项目概述 */
.project-overview {
  padding: var(--spacing-3xl) 0;
  background-color: var(--white);
}

.project-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.project-image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transform: rotate(-2deg);
  transition: transform var(--transition-medium);
}

.project-image:hover {
  transform: rotate(0);
}

.project-text h3 {
  color: var(--primary-color);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.project-goals {
  margin-left: var(--spacing-xl);
  margin-top: var(--spacing-md);
}

.project-goals li {
  margin-bottom: var(--spacing-sm);
  position: relative;
}

.project-goals li::before {
  content: '✦';
  color: var(--accent-color);
  position: absolute;
  left: -20px;
  font-weight: bold;
}

/* 项目历程 */
.project-timeline {
  padding: var(--spacing-3xl) 0;
  background-color: var(--background-light);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  width: 3px;
  background-color: var(--primary-color);
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
  box-sizing: border-box;
  margin-bottom: var(--spacing-lg);
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: var(--accent-color);
  border-radius: 50%;
  top: 15px;
  z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -10px;
}

.timeline-content {
  padding: var(--spacing-lg);
  background: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.timeline-content h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

/* 团队介绍 */
.team {
  padding: var(--spacing-3xl) 0;
  background-color: var(--white);
}

.team-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
  font-size: 1.1rem;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.team-member {
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-medium);
}

.team-member:hover {
  transform: translateY(-10px);
}

.member-image {
  height: 300px;
  overflow: hidden;
}

.member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

.team-member:hover .member-image img {
  transform: scale(1.05);
}

.member-info {
  padding: var(--spacing-lg);
}

.member-info h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-xs);
}

.member-title {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.member-bio {
  color: var(--text-medium);
}

/* 合作机构 */
.partners {
  padding: var(--spacing-3xl) 0;
  background-color: var(--background-light);
}

.partners-description {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.partner-item {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-medium);
}

.partner-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.partner-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.partner-item h3 {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
}

/* 联系我们 */
.contact {
  padding: var(--spacing-3xl) 0;
  background-color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
}

.contact-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
}

.contact-icon {
  font-size: 2rem;
  margin-right: var(--spacing-md);
  color: var(--primary-color);
}

.contact-detail h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-dark);
}

.contact-message h3 {
  margin-bottom: var(--spacing-lg);
  color: var(--primary-color);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: var(--border-radius-md);
  font-family: inherit;
  font-size: 1rem;
}

.form-group textarea {
  resize: vertical;
}

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

/* 响应式设计 */
@media (max-width: 992px) {
  .project-content,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .project-image {
    max-width: 500px;
    margin: 0 auto;
  }

  .contact-info {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .timeline::before {
    left: 31px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }

  .timeline-item:nth-child(odd) {
    text-align: left;
  }

  .timeline-item:nth-child(odd) .timeline-dot {
    left: 21px;
    right: auto;
  }

  .timeline-item:nth-child(even) {
    left: 0;
  }
  
  .timeline-item:nth-child(even) .timeline-dot {
    left: 21px;
  }
  
  .page-title {
    font-size: 2.5rem;
  }
}

@media (max-width: 576px) {
  .partner-icon {
    font-size: 2.5rem;
  }
  
  .project-banner {
    height: 250px;
  }
}