.page-doi-tac-va-chung-nhan {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Default text color for light body background */
  line-height: 1.6;
}

.page-doi-tac-va-chung-nhan__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  background-color: #f8f8f8;
  position: relative;
  overflow: hidden;
}

.page-doi-tac-va-chung-nhan__hero-image {
  width: 100%;
  height: auto;
  max-height: 675px;
  object-fit: cover;
  display: block;
  margin-bottom: 20px;
}

.page-doi-tac-va-chung-nhan__hero-content {
  max-width: 900px;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

.page-doi-tac-va-chung-nhan__main-title {
  font-size: clamp(2em, 4vw, 2.8em);
  color: #017439;
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-doi-tac-va-chung-nhan__description {
  font-size: 1.1em;
  color: #555555;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.page-doi-tac-va-chung-nhan__hero-cta {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-doi-tac-va-chung-nhan__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-doi-tac-va-chung-nhan__btn--primary {
  background-color: #C30808; /* Custom color for register/login */
  color: #FFFF00; /* Custom font color for register/login */
  border: 2px solid #C30808;
}

.page-doi-tac-va-chung-nhan__btn--primary:hover {
  background-color: #9e0606;
  border-color: #9e0606;
}

.page-doi-tac-va-chung-nhan__btn--secondary {
  background-color: #017439;
  color: #ffffff;
  border: 2px solid #017439;
}

.page-doi-tac-va-chung-nhan__btn--secondary:hover {
  background-color: #005a2d;
  border-color: #005a2d;
}

.page-doi-tac-va-chung-nhan__section {
  padding: 60px 0;
  background-color: #ffffff;
  border-bottom: 1px solid #eeeeee;
}

.page-doi-tac-va-chung-nhan__section--commitment {
  background-color: #017439;
  color: #ffffff;
}

.page-doi-tac-va-chung-nhan__dark-bg {
  background-color: #017439;
  color: #ffffff;
}

.page-doi-tac-va-chung-nhan__light-bg {
  background-color: #ffffff;
  color: #333333;
}

.page-doi-tac-va-chung-nhan__article-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-doi-tac-va-chung-nhan__section-title {
  font-size: 2.2em;
  color: #017439;
  margin-bottom: 30px;
  text-align: center;
  font-weight: bold;
}

.page-doi-tac-va-chung-nhan__section--commitment .page-doi-tac-va-chung-nhan__section-title {
  color: #ffffff;
}

.page-doi-tac-va-chung-nhan__text-block {
  font-size: 1.05em;
  margin-bottom: 30px;
  text-align: justify;
}

.page-doi-tac-va-chung-nhan__info-card {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  padding: 30px;
  margin-bottom: 25px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: #333333;
}

.page-doi-tac-va-chung-nhan__info-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-doi-tac-va-chung-nhan__info-card--light-bg {
  background-color: #ffffff;
  color: #333333;
}

.page-doi-tac-va-chung-nhan__card-title {
  font-size: 1.5em;
  color: #017439;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-doi-tac-va-chung-nhan__info-card p {
  font-size: 1em;
  line-height: 1.7;
}

.page-doi-tac-va-chung-nhan__figure {
  margin: 40px auto;
  text-align: center;
  max-width: 680px;
}

.page-doi-tac-va-chung-nhan__figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  display: block;
  margin: 0 auto;
  min-width: 200px;
  min-height: 200px;
}

.page-doi-tac-va-chung-nhan__figcaption {
  font-size: 0.9em;
  color: #777777;
  margin-top: 10px;
  font-style: italic;
}

.page-doi-tac-va-chung-nhan__section--commitment .page-doi-tac-va-chung-nhan__info-card .page-doi-tac-va-chung-nhan__card-title {
  color: #017439;
}

.page-doi-tac-va-chung-nhan__section--commitment .page-doi-tac-va-chung-nhan__info-card p {
  color: #555555;
}

.page-doi-tac-va-chung-nhan__cta-bottom {
  text-align: center;
  margin-top: 40px;
}

.page-doi-tac-va-chung-nhan__section--faq {
  background-color: #f8f8f8;
}

.page-doi-tac-va-chung-nhan__faq-item {
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  margin-bottom: 15px;
  padding: 20px 25px;
}

.page-doi-tac-va-chung-nhan__faq-question {
  font-size: 1.2em;
  color: #017439;
  font-weight: bold;
  margin-bottom: 10px;
}

.page-doi-tac-va-chung-nhan__faq-answer {
  font-size: 1em;
  color: #555555;
  line-height: 1.7;
}

.page-doi-tac-va-chung-nhan__faq-answer a {
  color: #017439;
  text-decoration: underline;
}

.page-doi-tac-va-chung-nhan__faq-answer a:hover {
  color: #005a2d;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-doi-tac-va-chung-nhan__main-title {
    font-size: clamp(2em, 5vw, 2.5em);
  }

  .page-doi-tac-va-chung-nhan__section-title {
    font-size: 2em;
  }

  .page-doi-tac-va-chung-nhan__info-card {
    padding: 25px;
  }

  .page-doi-tac-va-chung-nhan__card-title {
    font-size: 1.4em;
  }
}

@media (max-width: 768px) {
  .page-doi-tac-va-chung-nhan {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-doi-tac-va-chung-nhan__hero-section {
    padding-top: 10px !important;
    padding-bottom: 30px;
  }

  .page-doi-tac-va-chung-nhan__hero-content {
    padding: 0 15px;
  }

  .page-doi-tac-va-chung-nhan__main-title {
    font-size: clamp(1.8em, 7vw, 2.2em);
    margin-bottom: 10px;
  }

  .page-doi-tac-va-chung-nhan__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-doi-tac-va-chung-nhan__hero-cta {
    flex-direction: column;
    gap: 10px;
    padding-left: 15px;
    padding-right: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
  }

  .page-doi-tac-va-chung-nhan__btn {
    padding: 12px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-doi-tac-va-chung-nhan__section {
    padding: 40px 0;
  }

  .page-doi-tac-va-chung-nhan__article-wrap {
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-doi-tac-va-chung-nhan__section-title {
    font-size: 1.8em;
    margin-bottom: 25px;
  }

  .page-doi-tac-va-chung-nhan__text-block {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-doi-tac-va-chung-nhan__info-card {
    padding: 20px;
    margin-bottom: 15px;
  }

  .page-doi-tac-va-chung-nhan__card-title {
    font-size: 1.3em;
    margin-bottom: 10px;
  }

  .page-doi-tac-va-chung-nhan__figure {
    margin: 30px auto;
  }

  .page-doi-tac-va-chung-nhan__figure img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: 200px !important;
    min-height: 200px !important;
  }

  .page-doi-tac-va-chung-nhan__figcaption {
    font-size: 0.85em;
  }

  .page-doi-tac-va-chung-nhan__cta-bottom {
    margin-top: 30px;
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-doi-tac-va-chung-nhan__faq-item {
    padding: 18px 20px;
    margin-bottom: 10px;
  }

  .page-doi-tac-va-chung-nhan__faq-question {
    font-size: 1.1em;
    margin-bottom: 8px;
  }

  .page-doi-tac-va-chung-nhan__faq-answer {
    font-size: 0.95em;
  }
}