.page-about {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-main, #333333);
  background-color: var(--background-color, #F5F7FA);
}

.page-about__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  text-align: center;
  background-color: var(--background-color, #F5F7FA);
}

.page-about__hero-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: 20px;
  object-fit: cover;
}

.page-about__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-about__main-title {
  font-size: clamp(2.2em, 4vw, 3.2em);
  font-weight: 700;
  color: var(--primary-color, #E53935);
  margin-bottom: 15px;
  line-height: 1.2;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-about__hero-description {
  font-size: 1.1em;
  color: var(--text-main, #333333);
  margin-bottom: 30px;
}

.page-about__cta-button {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-about__btn-primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  border: none;
}

.page-about__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-about__btn-secondary {
  background: #ffffff;
  color: var(--primary-color, #E53935);
  border: 2px solid var(--primary-color, #E53935);
}

.page-about__btn-secondary:hover {
  background: var(--primary-color, #E53935);
  color: #ffffff;
  transform: translateY(-2px);
}

.page-about__section {
  padding: 60px 20px;
  background-color: var(--background-color, #F5F7FA);
}

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

.page-about__section-title {
  font-size: 2.5em;
  font-weight: 700;
  color: var(--primary-color, #E53935);
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.2;
}

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

.page-about__text-block {
  font-size: 1.1em;
  line-height: 1.8;
  margin-bottom: 20px;
  text-align: justify;
}

.page-about__text-block--light {
  color: #f0f0f0;
}

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

.page-about__card {
  background-color: var(--card-bg, #FFFFFF);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 30px;
  text-align: center;
  color: var(--text-main, #333333);
}

.page-about__card-title {
  font-size: 1.8em;
  color: var(--primary-color, #E53935);
  margin-bottom: 15px;
}

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

.page-about__value-item {
  background-color: var(--card-bg, #FFFFFF);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  padding: 30px;
  text-align: center;
  color: var(--text-main, #333333);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-about__value-item img {
  width: 200px;
  height: 200px;
  object-fit: contain;
  margin-bottom: 20px;
  max-width: 100%;
  height: auto;
  display: block;
}

.page-about__value-title {
  font-size: 1.5em;
  color: var(--primary-color, #E53935);
  margin-bottom: 10px;
}

.page-about__value-description {
  font-size: 1em;
  line-height: 1.7;
}

.page-about__dark-section {
  background: var(--primary-color, #E53935);
  color: #ffffff;
}

.page-about__team-section .page-about__container {
  text-align: center;
}

.page-about__team-image {
  width: 100%;
  max-width: 800px;
  height: auto;
  display: block;
  margin: 30px auto;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  object-fit: cover;
}

.page-about__light-bg {
  background-color: var(--card-bg, #FFFFFF);
  color: var(--text-main, #333333);
}

.page-about__security-tech-section .page-about__grid-container {
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 50px;
}

.page-about__security-tech-section .page-about__image-block {
  text-align: center;
}

.page-about__security-tech-section .page-about__image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  display: block;
}

.page-about__products-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-about__product-card {
  background-color: var(--card-bg, #FFFFFF);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 25px;
  text-align: center;
  color: var(--text-main, #333333);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-about__product-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
  max-width: 100%;
  display: block;
}

.page-about__product-title {
  font-size: 1.6em;
  color: var(--primary-color, #E53935);
  margin-bottom: 10px;
}

.page-about__product-description {
  font-size: 0.95em;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-about__product-link {
  display: inline-block;
  padding: 8px 15px;
  background-color: var(--auxiliary-color, #FF5A4F);
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  transition: background-color 0.3s ease;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
}

.page-about__product-link:hover {
  background-color: var(--primary-color, #E53935);
}

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

.page-about__conclusion-section .page-about__cta-button {
  margin-top: 30px;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-about__hero-section {
    padding-bottom: 30px;
  }

  .page-about__main-title {
    font-size: clamp(2em, 5vw, 2.8em);
  }

  .page-about__section-title {
    font-size: 2em;
    margin-bottom: 30px;
  }

  .page-about__security-tech-section .page-about__grid-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .page-about__security-tech-section .page-about__content-block {
    order: 2;
  }

  .page-about__security-tech-section .page-about__image-block {
    order: 1;
  }
}

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

  /* HERO 主图区域 */
  .page-about__hero-section {
    padding-top: 10px !important; /* Fixed top padding for mobile */
    padding-bottom: 20px;
  }

  .page-about__hero-image {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-about__main-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }

  .page-about__hero-description {
    font-size: 1em;
  }

  .page-about__section {
    padding: 40px 15px;
  }

  .page-about__section-title {
    font-size: 1.8em;
    margin-bottom: 25px;
  }

  .page-about__text-block {
    font-size: 1em;
  }

  /* 通用图片与容器 */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-about__container,
  .page-about__section,
  .page-about__card,
  .page-about__value-item,
  .page-about__product-card,
  .page-about__content-block,
  .page-about__image-block {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-about__grid-container,
  .page-about__values-grid,
  .page-about__products-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-about__card {
    padding: 20px;
  }

  .page-about__card-title {
    font-size: 1.5em;
  }

  .page-about__value-item img {
    
    
  }

  .page-about__value-title {
    font-size: 1.3em;
  }

  .page-about__team-image {
    max-width: 100%;
    width: 100%;
  }

  .page-about__product-card img {
    
  }

  /* 按钮与按钮容器 */
  .page-about__cta-button,
  .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__contact-section .page-about__cta-buttons {
    flex-direction: column;
    gap: 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; /* Ensure multiple buttons wrap */
    gap: 10px;
  }

  /* 其他内容模块（例如产品展示图，虽然此页没有gameshow，但通用产品/服务卡片需要适配） */
  .page-about__products-grid .page-about__product-card {
    padding: 15px;
  }
  .page-about__products-grid .page-about__product-card img {
     /* Adjust height for smaller screens */
  }
  .page-about__product-title {
    font-size: 1.4em;
  }
  .page-about__product-description {
    font-size: 0.9em;
  }
}