/* Base styles for the page */
.page-chung-nhan-uy-tin {
  font-family: 'Arial', sans-serif;
  color: #FFF5E1; /* Text Main */
  background-color: #B71C1C; /* Background */
  line-height: 1.6;
  padding-bottom: 30px;
}

/* Ensure body padding-top is handled by shared.css, this section only needs small top padding */
.page-chung-nhan-uy-tin__hero-section {
  padding-top: 10px; /* Small top padding for first section */
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
  color: #FFF5E1;
}

.page-chung-nhan-uy-tin__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for aesthetic */
  overflow: hidden;
}

.page-chung-nhan-uy-tin__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  object-position: center;
}

.page-chung-nhan-uy-tin__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 30px 20px 50px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.page-chung-nhan-uy-tin__main-title {
  font-size: 44px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #FFD86A; /* Gold-like for emphasis */
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
  line-height: 1.2;
}

.page-chung-nhan-uy-tin__hero-description {
  font-size: 18px;
  margin-bottom: 30px;
  color: #FFF5E1;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-chung-nhan-uy-tin__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-chung-nhan-uy-tin__btn-primary,
.page-chung-nhan-uy-tin__btn-secondary {
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  text-align: center;
  max-width: 300px; /* Limit width for desktop */
}

.page-chung-nhan-uy-tin__btn-primary {
  background: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%); /* Button color */
  color: #7A0E0E; /* Deep Red for text */
  border: 2px solid #F4D34D; /* Gold border */
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.page-chung-nhan-uy-tin__btn-primary:hover {
  background: linear-gradient(180deg, #E6B800 0%, #FFD86A 100%);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.page-chung-nhan-uy-tin__btn-secondary {
  background: #7A0E0E; /* Deep Red */
  color: #FFF5E1; /* Text Main */
  border: 2px solid #FFCC66; /* Glow border */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-chung-nhan-uy-tin__btn-secondary:hover {
  background: #5A0A0A;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.page-chung-nhan-uy-tin__btn-primary--large {
  padding: 18px 40px;
  font-size: 22px;
  max-width: 400px;
}

.page-chung-nhan-uy-tin__section {
  padding: 60px 0;
  margin-bottom: 20px;
  position: relative;
}

.page-chung-nhan-uy-tin__section-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: #FFD86A; /* Gold */
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.page-chung-nhan-uy-tin__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-chung-nhan-uy-tin__text-block {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 25px;
  color: #FFF5E1; /* Text Main */
  text-align: justify;
}

.page-chung-uy-tin__text-block a {
  color: #FFCC66;
  text-decoration: underline;
}

.page-chung-nhan-uy-tin__text-block a:hover {
  color: #FFD86A;
}

.page-chung-nhan-uy-tin__dark-section {
  background-color: #7A0E0E; /* Deep Red */
  color: #FFF5E1;
}

.page-chung-nhan-uy-tin__license-grid,
.page-chung-nhan-uy-tin__security-features,
.page-chung-nhan-uy-tin__fairness-details,
.page-chung-nhan-uy-tin__support-channels,
.page-chung-nhan-uy-tin__testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-chung-nhan-uy-tin__license-card,
.page-chung-nhan-uy-tin__feature-card,
.page-chung-nhan-uy-tin__channel-card,
.page-chung-nhan-uy-tin__detail-item {
  background-color: #D32F2F; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  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: #FFF5E1;
}

.page-chung-nhan-uy-tin__license-card:hover,
.page-chung-nhan-uy-tin__feature-card:hover,
.page-chung-nhan-uy-tin__channel-card:hover,
.page-chung-nhan-uy-tin__detail-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-chung-nhan-uy-tin__license-icon,
.page-chung-nhan-uy-tin__feature-icon,
.page-chung-nhan-uy-tin__channel-icon,
.page-chung-nhan-uy-tin__detail-icon {
  width: 100%;
  max-width: 150px;
  height: auto;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  border-radius: 8px;
  object-fit: cover;
}

.page-chung-nhan-uy-tin__license-name,
.page-chung-nhan-uy-tin__feature-name,
.page-chung-nhan-uy-tin__channel-name,
.page-chung-nhan-uy-tin__detail-name {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFD86A; /* Gold */
}

.page-chung-nhan-uy-tin__license-description,
.page-chung-nhan-uy-tin__feature-description,
.page-chung-nhan-uy-tin__channel-description,
.page-chung-nhan-uy-tin__detail-description {
  font-size: 16px;
  color: #FFF5E1;
}

.page-chung-nhan-uy-tin__cta-buttons--center {
  margin-top: 40px;
}

.page-chung-nhan-uy-tin__testimonials-section .page-chung-nhan-uy-tin__section-title {
  color: #FFD86A;
}

.page-chung-nhan-uy-tin__testimonial-card {
  background-color: #D32F2F; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid #F2B544; /* Border */
  color: #FFF5E1;
  position: relative;
}

.page-chung-nhan-uy-tin__testimonial-text {
  font-size: 17px;
  font-style: italic;
  margin-bottom: 20px;
  color: #FFF5E1;
}

.page-chung-nhan-uy-tin__testimonial-author {
  font-weight: bold;
  text-align: right;
  color: #FFD86A; /* Gold */
}

.page-chung-nhan-uy-tin__responsibility-list {
  list-style: none;
  padding: 0;
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.page-chung-nhan-uy-tin__responsibility-list li {
  background-color: #D32F2F; /* Card BG */
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid #F2B544; /* Border */
  color: #FFF5E1;
  font-size: 17px;
  line-height: 1.6;
}

.page-chung-nhan-uy-tin__responsibility-list li strong {
  color: #FFD86A; /* Gold */
  display: block;
  margin-bottom: 8px;
  font-size: 19px;
}

.page-chung-nhan-uy-tin__faq-section .page-chung-nhan-uy-tin__section-title {
  color: #FFD86A;
}

details.page-chung-nhan-uy-tin__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid #F2B544; /* Border */
  overflow: hidden;
  background: #D32F2F; /* Card BG */
  color: #FFF5E1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

details.page-chung-nhan-uy-tin__faq-item summary.page-chung-nhan-uy-tin__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  font-weight: 600;
  font-size: 18px;
  color: #FFD86A; /* Gold */
}

details.page-chung-nhan-uy-tin__faq-item summary.page-chung-nhan-uy-tin__faq-question::-webkit-details-marker {
  display: none;
}

details.page-chung-nhan-uy-tin__faq-item summary.page-chung-nhan-uy-tin__faq-question:hover {
  background: #7A0E0E; /* Deep Red */
}

.page-chung-nhan-uy-tin__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #FFD86A;
}

.page-chung-nhan-uy-tin__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: #FFCC66; /* Glow */
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}

details.page-chung-nhan-uy-tin__faq-item .page-chung-nhan-uy-tin__faq-answer {
  padding: 0 25px 25px;
  background: #7A0E0E; /* Deep Red */
  border-radius: 0 0 10px 10px;
  font-size: 16px;
  color: #FFF5E1;
}

.page-chung-nhan-uy-tin__faq-answer p {
  margin-top: 0;
  margin-bottom: 0;
}

.page-chung-nhan-uy-tin__faq-answer a {
  color: #FFCC66;
  text-decoration: underline;
}

.page-chung-nhan-uy-tin__faq-answer a:hover {
  color: #FFD86A;
}

.page-chung-nhan-uy-tin__cta-final-section {
  padding: 80px 0;
  text-align: center;
  background-color: #B71C1C;
}

.page-chung-nhan-uy-tin__cta-final-content {
  max-width: 900px;
}

.page-chung-nhan-uy-tin__cta-final-content .page-chung-nhan-uy-tin__section-title {
  font-size: 40px;
  margin-bottom: 25px;
}

.page-chung-nhan-uy-tin__cta-final-content .page-chung-nhan-uy-tin__text-block {
  font-size: 19px;
  margin-bottom: 40px;
}

/* --- Responsive Styles --- */

@media (max-width: 1024px) {
  .page-chung-nhan-uy-tin__main-title {
    font-size: 38px;
  }
  .page-chung-nhan-uy-tin__hero-description {
    font-size: 17px;
  }
  .page-chung-nhan-uy-tin__section-title {
    font-size: 32px;
  }
  .page-chung-nhan-uy-tin__license-grid,
  .page-chung-nhan-uy-tin__security-features,
  .page-chung-nhan-uy-tin__fairness-details,
  .page-chung-nhan-uy-tin__support-channels,
  .page-chung-nhan-uy-tin__testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
  }
  .page-chung-nhan-uy-tin__license-name,
  .page-chung-nhan-uy-tin__feature-name,
  .page-chung-nhan-uy-tin__channel-name,
  .page-chung-nhan-uy-tin__detail-name {
    font-size: 20px;
  }
  .page-chung-nhan-uy-tin__responsibility-list {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  details.page-chung-nhan-uy-tin__faq-item summary.page-chung-nhan-uy-tin__faq-question {
    font-size: 17px;
    padding: 16px 20px;
  }
  .page-chung-nhan-uy-tin__faq-qtext {
    font-size: 17px;
  }
  .page-chung-nhan-uy-tin__faq-toggle {
    font-size: 26px;
    width: 28px;
  }
  details.page-chung-nhan-uy-tin__faq-item .page-chung-nhan-uy-tin__faq-answer {
    padding: 0 20px 20px;
  }
  .page-chung-nhan-uy-tin__cta-final-content .page-chung-nhan-uy-tin__section-title {
    font-size: 36px;
  }
  .page-chung-nhan-uy-tin__btn-primary--large {
    font-size: 20px;
    padding: 16px 35px;
  }
}

@media (max-width: 768px) {
  /* 1. Top section padding */
  .page-chung-nhan-uy-tin__hero-section {
    padding-top: 10px;
    margin-bottom: 30px;
  }

  .page-chung-nhan-uy-tin__hero-content {
    padding: 20px 15px 40px;
  }

  .page-chung-nhan-uy-tin__main-title {
    font-size: 30px;
    margin-bottom: 15px;
  }

  .page-chung-nhan-uy-tin__hero-description {
    font-size: 16px;
    margin-bottom: 25px;
  }

  /* 2. Layouts for sections */
  .page-chung-nhan-uy-tin__section {
    padding: 40px 0;
  }

  .page-chung-nhan-uy-tin__section-title {
    font-size: 26px;
    margin-bottom: 30px;
  }

  .page-chung-nhan-uy-tin__container {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-chung-nhan-uy-tin__text-block {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .page-chung-nhan-uy-tin__license-grid,
  .page-chung-nhan-uy-tin__security-features,
  .page-chung-nhan-uy-tin__fairness-details,
  .page-chung-nhan-uy-tin__support-channels,
  .page-chung-nhan-uy-tin__testimonials-grid,
  .page-chung-nhan-uy-tin__responsibility-list {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }

  .page-chung-nhan-uy-tin__license-card,
  .page-chung-nhan-uy-tin__feature-card,
  .page-chung-nhan-uy-tin__channel-card,
  .page-chung-nhan-uy-tin__detail-item,
  .page-chung-nhan-uy-tin__testimonial-card,
  .page-chung-nhan-uy-tin__responsibility-list li {
    padding: 25px;
  }

  .page-chung-nhan-uy-tin__license-name,
  .page-chung-nhan-uy-tin__feature-name,
  .page-chung-nhan-uy-tin__channel-name,
  .page-chung-nhan-uy-tin__detail-name {
    font-size: 20px;
  }

  .page-chung-nhan-uy-tin__license-description,
  .page-chung-nhan-uy-tin__feature-description,
  .page-chung-nhan-uy-tin__channel-description,
  .page-chung-nhan-uy-tin__detail-description,
  .page-chung-nhan-uy-tin__testimonial-text,
  .page-chung-nhan-uy-tin__responsibility-list li {
    font-size: 15px;
  }

  /* 3. Universal image and container handling */
  .page-chung-nhan-uy-tin img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-chung-nhan-uy-tin__license-icon,
  .page-chung-nhan-uy-tin__feature-icon,
  .page-chung-nhan-uy-tin__channel-icon,
  .page-chung-nhan-uy-tin__detail-icon {
    max-width: 120px;
    margin-bottom: 15px;
  }

  /* 4. Buttons */
  .page-chung-nhan-uy-tin__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-chung-nhan-uy-tin__btn-primary,
  .page-chung-nhan-uy-tin__btn-secondary,
  .page-chung-nhan-uy-tin a[class*="button"],
  .page-chung-nhan-uy-tin a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    padding: 12px 20px !important;
    font-size: 16px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }

  .page-chung-nhan-uy-tin__btn-primary--large {
    font-size: 18px !important;
    padding: 14px 25px !important;
  }

  /* FAQ specific mobile styles */
  details.page-chung-nhan-uy-tin__faq-item summary.page-chung-nhan-uy-tin__faq-question {
    padding: 15px;
  }

  .page-chung-nhan-uy-tin__faq-qtext {
    font-size: 16px;
  }

  .page-chung-nhan-uy-tin__faq-toggle {
    font-size: 24px;
    width: 24px;
  }

  details.page-chung-nhan-uy-tin__faq-item .page-chung-nhan-uy-tin__faq-answer {
    padding: 0 15px 15px;
    font-size: 15px;
  }

  .page-chung-nhan-uy-tin__cta-final-section {
    padding: 50px 0;
  }

  .page-chung-nhan-uy-tin__cta-final-content .page-chung-nhan-uy-tin__section-title {
    font-size: 30px;
  }

  .page-chung-nhan-uy-tin__cta-final-content .page-chung-nhan-uy-tin__text-block {
    font-size: 17px;
  }
}