/* 页面内容样式 */
.page-about {
  font-family: 'Arial', sans-serif;
  color: #333333;
  background-color: #F5F7FA;
}

.page-about__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-about__hero-section {
  padding-top: 10px; /* Adjusted for header offset */
  margin-bottom: 40px;
  text-align: center;
  background-color: #F5F7FA;
}

.page-about__hero-image {
  margin-bottom: 20px;
}

.page-about__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: 8px;
}

.page-about__hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: 40px;
}

.page-about__main-title {
  font-size: 2.8em;
  color: #E53935;
  margin-bottom: 15px;
  font-weight: 700;
  line-height: 1.2;
}

.page-about__description {
  font-size: 1.1em;
  line-height: 1.6;
  color: #333333;
  margin-bottom: 30px;
}

.page-about__btn-primary {
  display: inline-block;
  padding: 12px 25px;
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: background 0.3s ease;
  border: none;
  cursor: pointer;
}

.page-about__btn-primary:hover {
  background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%);
}

.page-about__mission-vision-section {
  padding: 50px 0;
  background-color: #F5F7FA;
}

.page-about__section-title {
  font-size: 2.2em;
  color: #E53935;
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
}

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

.page-about__card {
  background-color: #FFFFFF;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  border: 1px solid #E0E0E0;
  text-align: center;
}

.page-about__card-title {
  font-size: 1.5em;
  color: #E53935;
  margin-bottom: 15px;
  font-weight: 600;
}

.page-about__card-text {
  font-size: 1em;
  line-height: 1.7;
  color: #333333;
}

.page-about__values-section {
  padding: 60px 0;
  background-color: #E53935;
  color: #ffffff;
}

.page-about__values-section .page-about__section-title {
  color: #ffffff;
}

.page-about__values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  text-align: center;
}

.page-about__value-item img {
  
  
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 10px;
}

.page-about__value-title {
  font-size: 1.4em;
  color: #ffffff;
  margin-bottom: 10px;
  font-weight: 600;
}

.page-about__value-description {
  font-size: 0.95em;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-about__team-section {
  padding: 60px 0;
  background-color: #F5F7FA;
  text-align: center;
}

.page-about__team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-about__team-member-card {
  background-color: #FFFFFF;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  border: 1px solid #E0E0E0;
}

.page-about__team-member-card img {
  
  
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
  border: 3px solid #FF5A4F;
}

.page-about__member-name {
  font-size: 1.3em;
  color: #E53935;
  margin-bottom: 5px;
  font-weight: 600;
}

.page-about__member-title {
  font-size: 0.9em;
  color: #777777;
  margin-bottom: 20px;
}

.page-about__cta-bottom {
  margin-top: 50px;
  padding: 30px;
  background-color: #FFFFFF;
  border-radius: 8px;
  border: 1px solid #E0E0E0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.page-about__cta-text {
  font-size: 1.1em;
  color: #333333;
  margin-bottom: 20px;
}

.page-about__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  background-color: #FFFFFF;
  color: #E53935;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  border: 2px solid #E53935;
  transition: background-color 0.3s ease, color 0.3s ease;
  cursor: pointer;
}

.page-about__btn-secondary:hover {
  background-color: #E53935;
  color: #ffffff;
}

.page-about__history-section {
  padding: 60px 0;
  background-color: #FFFFFF;
}

.page-about__timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 0;
}

.page-about__timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  width: 2px;
  height: 100%;
  background: #E0E0E0;
  transform: translateX(-50%);
}

.page-about__timeline-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
  position: relative;
}

.page-about__timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
}

.page-about__timeline-item:nth-child(even) {
  flex-direction: row;
}

.page-about__timeline-year {
  width: 100px;
  text-align: center;
  font-size: 1.5em;
  font-weight: bold;
  color: #E53935;
  flex-shrink: 0;
}

.page-about__timeline-content {
  width: calc(50% - 70px);
  background-color: #F5F7FA;
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  border: 1px solid #E0E0E0;
  position: relative;
}

.page-about__timeline-item:nth-child(odd) .page-about__timeline-content {
  margin-right: 70px;
}

.page-about__timeline-item:nth-child(even) .page-about__timeline-content {
  margin-left: 70px;
}

.page-about__timeline-content::before {
  content: '';
  position: absolute;
  top: 25px;
  width: 0;
  height: 0;
  border-style: solid;
}

.page-about__timeline-item:nth-child(odd) .page-about__timeline-content::before {
  right: -16px;
  border-width: 10px 0 10px 16px;
  border-color: transparent transparent transparent #E0E0E0;
}

.page-about__timeline-item:nth-child(even) .page-about__timeline-content::before {
  left: -16px;
  border-width: 10px 16px 10px 0;
  border-color: transparent #E0E0E0 transparent transparent;
}

.page-about__timeline-content::after {
  content: '';
  position: absolute;
  top: 25px;
  width: 0;
  height: 0;
  border-style: solid;
}

.page-about__timeline-item:nth-child(odd) .page-about__timeline-content::after {
  right: -15px;
  border-width: 10px 0 10px 16px;
  border-color: transparent transparent transparent #F5F7FA;
}

.page-about__timeline-item:nth-child(even) .page-about__timeline-content::after {
  left: -15px;
  border-width: 10px 16px 10px 0;
  border-color: transparent #F5F7FA transparent transparent;
}

.page-about__timeline-title {
  font-size: 1.3em;
  color: #E53935;
  margin-bottom: 10px;
  font-weight: 600;
}

.page-about__timeline-description {
  font-size: 0.95em;
  line-height: 1.6;
  color: #333333;
}

.page-about__timeline-item::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 45px;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background: #FF5A4F;
  border: 2px solid #E53935;
  border-radius: 50%;
  z-index: 1;
}

.page-about__cta-section {
  padding: 60px 0;
  text-align: center;
}

.page-about__cta-section .page-about__container {
  background-color: #E53935;
  color: #ffffff;
  padding: 50px;
  border-radius: 12px;
}

.page-about__cta-section .page-about__section-title {
  color: #ffffff;
}

.page-about__cta-section .page-about__description {
  color: #f0f0f0;
}

.page-about__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

/* Responsive styles */
@media (max-width: 768px) {
  .page-about {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-about__hero-section {
    padding-top: 10px !important;
    margin-bottom: 30px;
  }

  .page-about__main-title {
    font-size: 2em;
  }

  .page-about__description {
    font-size: 1em;
  }

  .page-about__btn-primary,
  .page-about__btn-secondary,
  .page-about a[class*="button"],
  .page-about a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-about__cta-buttons,
  .page-about__button-group,
  .page-about__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column; /* Ensure vertical stacking for buttons */
  }

  .page-about__section-title {
    font-size: 1.8em;
  }

  .page-about__grid-item {
    grid-template-columns: 1fr;
  }

  .page-about__card {
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }

  .page-about__values-grid {
    grid-template-columns: 1fr;
  }

  .page-about__team-grid {
    grid-template-columns: 1fr;
  }

  .page-about__timeline::before {
    left: 15px;
  }

  .page-about__timeline-item {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 30px;
  }

  .page-about__timeline-item:nth-child(odd) {
    flex-direction: column;
  }

  .page-about__timeline-item:nth-child(even) {
    flex-direction: column;
  }

  .page-about__timeline-year {
    text-align: left;
    width: auto;
    margin-left: 50px;
    margin-bottom: 10px;
  }

  .page-about__timeline-content {
    width: calc(100% - 50px);
    margin-left: 50px !important;
    margin-right: 0 !important;
  }

  .page-about__timeline-item::before {
    left: 15px;
    top: 0;
  }

  .page-about__timeline-item:nth-child(odd) .page-about__timeline-content::before,
  .page-about__timeline-item:nth-child(even) .page-about__timeline-content::before {
    left: -16px;
    border-width: 10px 16px 10px 0;
    border-color: transparent #E0E0E0 transparent transparent;
  }

  .page-about__timeline-item:nth-child(odd) .page-about__timeline-content::after,
  .page-about__timeline-item:nth-child(even) .page-about__timeline-content::after {
    left: -15px;
    border-width: 10px 16px 10px 0;
    border-color: transparent #F5F7FA transparent transparent;
  }

  .page-about__cta-section .page-about__container {
    padding: 30px;
  }

  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-about__section,
  .page-about__card,
  .page-about__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}