.page-choi-co-trach-nhiem {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light backgrounds */
  background: #B71C1C; /* Custom background color */
}

.page-choi-co-trach-nhiem__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-choi-co-trach-nhiem__hero-section {
  position: relative;
  margin-top: 10px; /* Small top margin for internal pages */
  background: #D32F2F; /* Card BG as hero section background */
  padding-bottom: 40px;
}

.page-choi-co-trach-nhiem__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-choi-co-trach-nhiem__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-choi-co-trach-nhiem__hero-content {
  text-align: center;
  padding: 30px 15px;
  background: #B71C1C; /* Deep Red background for content */
  color: #FFF5E1; /* Text Main color */
  border-radius: 8px;
  margin: -60px auto 0;
  position: relative;
  z-index: 1;
  max-width: 900px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-choi-co-trach-nhiem__main-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  color: #FFD86A; /* Gold color for title */
  margin-bottom: 20px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-choi-co-trach-nhiem__description {
  font-size: 18px;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: #FFF5E1;
}

.page-choi-co-trach-nhiem__btn-primary {
  display: inline-block;
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
  color: #7A0E0E; /* Deep Red for button text */
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-choi-co-trach-nhiem__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-choi-co-trach-nhiem__section {
  padding: 60px 0;
  background: #B71C1C; /* Default section background */
  color: #FFF5E1;
}

.page-choi-co-trach-nhiem__section-title {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: #FFD86A; /* Gold color for section titles */
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

.page-choi-co-trach-nhiem__text-block {
  font-size: 17px;
  margin-bottom: 20px;
  text-align: justify;
  color: #FFF5E1;
}

.page-choi-co-trach-nhiem__list {
  list-style: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  color: #FFF5E1;
}

.page-choi-co-trach-nhiem__list-item {
  margin-bottom: 10px;
  font-size: 17px;
}

.page-choi-co-trach-nhiem__tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-choi-co-trach-nhiem__tool-card {
  background: #D32F2F; /* Card BG */
  color: #FFF5E1;
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #F2B544; /* Border color */
}

.page-choi-co-trach-nhiem__tool-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.page-choi-co-trach-nhiem__tool-icon {
  width: 100%;
  height: auto;
  max-width: 250px;
  margin-bottom: 20px;
  border-radius: 10px;
  object-fit: cover;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-choi-co-trach-nhiem__tool-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFD86A;
}

.page-choi-co-trach-nhiem__tool-description {
  font-size: 16px;
  color: #FFF5E1;
}

.page-choi-co-trach-nhiem__btn-secondary {
  display: inline-block;
  background: #D32F2F; /* Card BG */
  color: #FFD86A; /* Gold text */
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
  transition: all 0.3s ease;
  border: 2px solid #FFD86A;
  cursor: pointer;
  margin-top: 40px;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-choi-co-trach-nhiem__btn-secondary:hover {
  background: #E53935; /* Auxiliary color on hover */
  color: #FFF5E1;
  border-color: #FFF5E1;
}

.page-choi-co-trach-nhiem__tips-content {
  display: flex;
  gap: 40px;
  align-items: center;
  margin-top: 40px;
}

.page-choi-co-trach-nhiem__tips-text {
  flex: 1;
}

.page-choi-co-trach-nhiem__tips-image-wrapper {
  flex: 1;
  min-width: 300px;
}

.page-choi-co-trach-nhiem__tips-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 15px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  object-fit: cover;
}

.page-choi-co-trach-nhiem__support-section {
  background: #7A0E0E; /* Deep Red background */
  color: #FFF5E1;
}

.page-choi-co-trach-nhiem__support-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-choi-co-trach-nhiem__support-card {
  background: #D32F2F; /* Card BG */
  color: #FFF5E1;
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid #F2B544;
}

.page-choi-co-trach-nhiem__support-image {
  width: 100%;
  height: auto;
  max-width: 250px;
  margin-bottom: 20px;
  border-radius: 10px;
  object-fit: cover;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-choi-co-trach-nhiem__support-card-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFD86A;
}

.page-choi-co-trach-nhiem__support-card-description {
  font-size: 16px;
  color: #FFF5E1;
  margin-bottom: 20px;
}

/* FAQ Styles */
details.page-choi-co-trach-nhiem__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #F2B544; /* Border color */
  overflow: hidden;
  background: #D32F2F; /* Card BG */
  color: #FFF5E1;
}
details.page-choi-co-trach-nhiem__faq-item summary.page-choi-co-trach-nhiem__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
}
details.page-choi-co-trach-nhiem__faq-item summary.page-choi-co-trach-nhiem__faq-question::-webkit-details-marker {
  display: none;
}
details.page-choi-co-trach-nhiem__faq-item summary.page-choi-co-trach-nhiem__faq-question:hover {
  background: #E53935; /* Auxiliary color on hover */
}
.page-choi-co-trach-nhiem__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #FFD86A; /* Gold color for FAQ questions */
}
.page-choi-co-trach-nhiem__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #FFF5E1; /* Text Main color */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-choi-co-trach-nhiem__faq-item .page-choi-co-trach-nhiem__faq-answer {
  padding: 0 20px 20px;
  background: #7A0E0E; /* Deep Red for answer background */
  border-radius: 0 0 5px 5px;
  color: #FFF5E1;
}

/* General image responsiveness */
.page-choi-co-trach-nhiem img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Mobile responsiveness */
@media (max-width: 1024px) {
  .page-choi-co-trach-nhiem__hero-content {
    margin-top: -40px;
    padding: 20px;
  }
  .page-choi-co-trach-nhiem__main-title {
    font-size: clamp(24px, 4vw, 40px);
  }
  .page-choi-co-trach-nhiem__description {
    font-size: 17px;
  }
  .page-choi-co-trach-nhiem__section-title {
    font-size: clamp(22px, 3.5vw, 34px);
  }
  .page-choi-co-trach-nhiem__tools-grid, .page-choi-co-trach-nhiem__support-cards {
    gap: 20px;
  }
  .page-choi-co-trach-nhiem__tips-content {
    flex-direction: column;
    gap: 30px;
  }
  .page-choi-co-trach-nhiem__tips-image-wrapper {
    order: -1; /* Image appears above text on smaller screens */
  }
}

@media (max-width: 768px) {
  /* 顶区 __top-text */
  .page-choi-co-trach-nhiem__hero-section {
    margin-top: 10px; /* Small top margin for internal pages */
    padding-bottom: 20px;
  }

  .page-choi-co-trach-nhiem__hero-content {
    margin-top: -30px;
    padding: 15px;
    border-radius: 5px;
  }

  .page-choi-co-trach-nhiem__main-title {
    font-size: 28px;
    margin-bottom: 15px;
  }

  .page-choi-co-trach-nhiem__description {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .page-choi-co-trach-nhiem__btn-primary,
  .page-choi-co-trach-nhiem__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
    font-size: 16px;
  }

  .page-choi-co-trach-nhiem__section {
    padding: 40px 0;
  }

  .page-choi-co-trach-nhiem__section-title {
    font-size: 26px;
    margin-bottom: 30px;
  }

  .page-choi-co-trach-nhiem__text-block,
  .page-choi-co-trach-nhiem__list-item,
  .page-choi-co-trach-nhiem__tool-description,
  .page-choi-co-trach-nhiem__support-card-description {
    font-size: 16px;
  }

  .page-choi-co-trach-nhiem__list {
    margin-left: 20px;
  }

  /* 落地页双栏模块 */
  .page-choi-co-trach-nhiem__tools-grid,
  .page-choi-co-trach-nhiem__support-cards {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-choi-co-trach-nhiem__tool-card,
  .page-choi-co-trach-nhiem__support-card {
    padding: 25px;
    border-radius: 10px;
  }

  .page-choi-co-trach-nhiem__tool-title,
  .page-choi-co-trach-nhiem__support-card-title {
    font-size: 20px;
  }

  .page-choi-co-trach-nhiem__tips-content {
    flex-direction: column;
    gap: 25px;
  }

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

  .page-choi-co-trach-nhiem__container,
  .page-choi-co-trach-nhiem__tool-card,
  .page-choi-co-trach-nhiem__support-card,
  .page-choi-co-trach-nhiem__hero-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* FAQ */
  details.page-choi-co-trach-nhiem__faq-item summary.page-choi-co-trach-nhiem__faq-question {
    padding: 15px;
  }
  .page-choi-co-trach-nhiem__faq-qtext {
    font-size: 15px;
  }
  details.page-choi-co-trach-nhiem__faq-item .page-choi-co-trach-nhiem__faq-answer {
    padding: 0 15px 15px;
  }
}