/* ================================
   关于我们页面样式 - About Page Styles
   ================================ */

/* 页面头部 */
.page-header {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(184, 149, 106, 0.95), rgba(107, 83, 68, 0.9)),
              url('https://images.unsplash.com/photo-1522202176988-66273c2fd55f?w=1600&q=80') center/cover;
  margin-top: 78px;
}

.page-header-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0.2) 100%);
}

.page-header-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
}

.page-header-content h1 {
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 12px;
}

.page-header-content > p {
  font-size: 20px;
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  opacity: 0.85;
}

.breadcrumb a {
  color: white;
  text-decoration: none;
  transition: var(--transition-fast);
}

.breadcrumb a:hover {
  opacity: 0.7;
}

/* 组织介绍 */
.intro-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.intro-text h2 {
  font-size: 38px;
  color: var(--text-dark);
  margin-bottom: var(--spacing-md);
}

.intro-lead {
  font-size: 20px;
  color: var(--primary-gold);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.intro-text p {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.9;
  margin-bottom: var(--spacing-sm);
}

.quote {
  border-left: 4px solid var(--primary-gold);
  padding-left: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  font-style: italic;
  font-size: 18px;
  color: var(--text-dark);
  background: var(--warm-cream);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
}

.intro-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-strong);
}

.intro-image img {
  width: 100%;
  height: auto;
  display: block;
}

.intro-badge {
  position: absolute;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-gold), var(--light-gold));
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  text-align: center;
  box-shadow: var(--shadow-medium);
}

.intro-badge span {
  font-size: 24px;
  font-weight: 700;
  display: block;
}

.intro-badge p {
  font-size: 14px;
  margin: 0;
}

/* 使命愿景 */
.mv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.mv-card {
  padding: var(--spacing-lg);
  text-align: center;
}

.mv-icon {
  width: 90px;
  height: 90px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-gold), var(--light-gold));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  color: white;
  box-shadow: var(--shadow-medium);
}

.mv-card h3 {
  font-size: 26px;
  color: var(--text-dark);
  margin-bottom: var(--spacing-sm);
}

.mv-card > p {
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.mv-list {
  list-style: none;
  text-align: left;
}

.mv-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dark);
}

.mv-list i {
  color: var(--primary-gold);
  font-size: 18px;
  flex-shrink: 0;
}

/* 发展历程 */
.timeline-container {
  max-width: 900px;
  margin: var(--spacing-xl) auto;
  position: relative;
}

.timeline-container::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--primary-gold), var(--light-gold));
}

.timeline-item {
  position: relative;
  padding-left: 90px;
  margin-bottom: var(--spacing-xl);
}

.timeline-marker {
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  background: white;
  border: 4px solid var(--primary-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--primary-gold);
  box-shadow: var(--shadow-soft);
  z-index: 2;
}

.timeline-content {
  padding: var(--spacing-md);
}

.timeline-date {
  display: inline-block;
  background: var(--primary-gold);
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.timeline-content h3 {
  font-size: 24px;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.timeline-content p {
  color: var(--text-light);
  line-height: 1.8;
}

/* 团队介绍 */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.team-card {
  padding: 0;
  overflow: hidden;
  text-align: center;
}

.team-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
}

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

.team-card:hover .team-image img {
  transform: scale(1.1);
}

.team-info {
  padding: var(--spacing-md);
}

.team-info h3 {
  font-size: 22px;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.team-role {
  color: var(--primary-gold);
  font-weight: 600;
  margin-bottom: 12px;
  font-size: 15px;
}

.team-bio {
  color: var(--text-light);
  line-height: 1.7;
  font-size: 14px;
}

.team-cta p {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: var(--spacing-sm);
}

/* 合作伙伴 */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.partner-card {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
  transition: var(--transition-smooth);
}

.partner-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-sm);
  background: var(--warm-cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: var(--primary-gold);
}

.partner-card h4 {
  font-size: 18px;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.partner-card p {
  color: var(--text-light);
  font-size: 14px;
}

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

.partner-card:hover .partner-logo {
  background: linear-gradient(135deg, var(--primary-gold), var(--light-gold));
  color: white;
}

.partner-cta p {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: var(--spacing-sm);
}

/* 认证与荣誉 */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.cert-card {
  text-align: center;
  padding: var(--spacing-lg);
}

.cert-card i {
  font-size: 56px;
  color: var(--primary-gold);
  margin-bottom: var(--spacing-sm);
}

.cert-card h4 {
  font-size: 20px;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.cert-card p {
  color: var(--text-light);
  line-height: 1.7;
}

/* 行动号召 */
.cta {
  background: linear-gradient(135deg, var(--primary-gold), var(--light-gold));
  color: white;
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.cta-content h2 {
  font-size: 42px;
  margin-bottom: var(--spacing-sm);
  color: white;
}

.cta-content > p {
  font-size: 18px;
  margin-bottom: var(--spacing-lg);
  opacity: 0.95;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .intro-content {
    gap: var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  .page-header {
    height: 300px;
  }
  
  .page-header-content h1 {
    font-size: 42px;
  }
  
  .intro-content {
    grid-template-columns: 1fr;
  }
  
  .intro-image {
    order: -1;
  }
  
  .timeline-container::before {
    left: 15px;
  }
  
  .timeline-item {
    padding-left: 60px;
  }
  
  .timeline-marker {
    width: 40px;
    height: 40px;
    font-size: 18px;
    left: -5px;
  }
  
  .cta-content h2 {
    font-size: 32px;
  }
}

@media (max-width: 480px) {
  .page-header-content h1 {
    font-size: 32px;
  }
  
  .intro-text h2 {
    font-size: 28px;
  }
  
  .mv-card h3,
  .timeline-content h3 {
    font-size: 20px;
  }
  
  .team-grid,
  .partners-grid,
  .cert-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .cta-buttons .btn {
    width: 100%;
  }
}