.page-index-gioi-thieu-789be {
  font-family: 'Arial', sans-serif;
  color: #F2FFF6; /* Text Main */
  background-color: #08160F; /* Background */
  line-height: 1.6;
}

.page-index-gioi-thieu-789be__hero-section {
  position: relative;
  padding-top: 10px; /* Rely on body padding-top for header offset */
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-bottom: 40px;
}

.page-index-gioi-thieu-789be__hero-image {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
}

.page-index-gioi-thieu-789be__hero-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16/9;
}

.page-index-gioi-thieu-789be__hero-content {
  max-width: 900px;
  margin-top: 30px;
  padding: 0 20px;
}

.page-index-gioi-thieu-789be__main-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  color: #F2C14E; /* Gold */
  margin-bottom: 15px;
  line-height: 1.2;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.page-index-gioi-thieu-789be__intro-text {
  font-size: 18px;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
}

.page-index-gioi-thieu-789be__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.page-index-gioi-thieu-789be__btn-primary,
.page-index-gioi-thieu-789be__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  box-sizing: border-box;
}

.page-index-gioi-thieu-789be__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #F2FFF6;
  border: none;
  box-shadow: 0 4px 15px rgba(17, 168, 78, 0.4);
}

.page-index-gioi-thieu-789be__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(17, 168, 78, 0.6);
}

.page-index-gioi-thieu-789be__btn-secondary {
  background: #11271B; /* Card B G */
  color: #57E38D; /* Glow */
  border: 2px solid #2E7A4E; /* Border */
}

.page-index-gioi-thieu-789be__btn-secondary:hover {
  background: #0A4B2C; /* Deep Green */
  color: #F2FFF6;
  border-color: #57E38D;
  transform: translateY(-2px);
}

.page-index-gioi-thieu-789be__content-area {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-index-gioi-thieu-789be__section-wrapper {
  padding: 0 15px;
}

.page-index-gioi-thieu-789be__section-title {
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 700;
  color: #F2C14E; /* Gold */
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.3;
}

.page-index-gioi-thieu-789be__article-body {
  max-width: 900px;
  margin: 0 auto;
  font-size: 17px;
  color: #F2FFF6;
}

.page-index-gioi-thieu-789be__article-body p {
  margin-bottom: 20px;
}

.page-index-gioi-thieu-789be__article-body strong {
  color: #F2C14E;
}

.page-index-gioi-thieu-789be__text-link {
  color: #57E38D;
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-index-gioi-thieu-789be__text-link:hover {
  color: #2AD16F;
  text-decoration: underline;
}

.page-index-gioi-thieu-789be__article-figure {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 30px auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-index-gioi-thieu-789be__sub-title {
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 600;
  color: #2AD16F;
  margin-top: 40px;
  margin-bottom: 20px;
  line-height: 1.4;
}

.page-index-gioi-thieu-789be__feature-list,
.page-index-gioi-thieu-789be__commitment-list,
.page-index-gioi-thieu-789be__how-to-join-list {
  list-style: none;
  padding: 0;
  margin-bottom: 30px;
}

.page-index-gioi-thieu-789be__feature-list li,
.page-index-gioi-thieu-789be__commitment-list li,
.page-index-gioi-thieu-789be__how-to-join-list li {
  background-color: #11271B; /* Card B G */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 15px;
  font-size: 17px;
  line-height: 1.5;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-index-gioi-thieu-789be__feature-list li strong,
.page-index-gioi-thieu-789be__commitment-list li strong,
.page-index-gioi-thieu-789be__how-to-join-list li strong {
  color: #F2C14E;
}

.page-index-gioi-thieu-789be__faq-container {
  margin-top: 40px;
}

details.page-index-gioi-thieu-789be__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #2E7A4E; /* Border */
  overflow: hidden;
  background: #11271B; /* Card B G */
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

details.page-index-gioi-thieu-789be__faq-item summary.page-index-gioi-thieu-789be__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;
}

details.page-index-gioi-thieu-789be__faq-item summary.page-index-gioi-thieu-789be__faq-question::-webkit-details-marker {
  display: none;
}

details.page-index-gioi-thieu-789be__faq-item summary.page-index-gioi-thieu-789be__faq-question:hover {
  background: #0A4B2C; /* Deep Green */
}

.page-index-gioi-thieu-789be__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: #F2FFF6; /* Text Main */
}

.page-index-gioi-thieu-789be__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: #57E38D; /* Glow */
  flex-shrink: 0;
  margin-left: 20px;
  width: 30px;
  text-align: center;
}

details.page-index-gioi-thieu-789be__faq-item .page-index-gioi-thieu-789be__faq-answer {
  padding: 0 25px 25px;
  background: #0A4B2C; /* Deep Green */
  border-radius: 0 0 8px 8px;
  color: #A7D9B8; /* Text Secondary */
  font-size: 16px;
}

.page-index-gioi-thieu-789be__cta-bottom-section {
  background-color: #0A4B2C; /* Deep Green */
  padding: 80px 20px;
  text-align: center;
  border-top: 1px solid #1E3A2A; /* Divider */
}

.page-index-gioi-thieu-789be__section-title--centered {
  margin-bottom: 25px;
}

.page-index-gioi-thieu-789be__cta-description {
  font-size: 19px;
  color: #A7D9B8;
  max-width: 800px;
  margin: 0 auto 40px auto;
  line-height: 1.6;
}

.page-index-gioi-thieu-789be__cta-buttons--centered {
  margin-top: 0;
}

/* ===================================================================== */
/* Responsive Styles */
/* ===================================================================== */

@media (max-width: 1024px) {
  .page-index-gioi-thieu-789be__hero-content {
    margin-top: 20px;
  }

  .page-index-gioi-thieu-789be__main-title {
    font-size: clamp(26px, 4.5vw, 40px);
  }

  .page-index-gioi-thieu-789be__intro-text {
    font-size: 17px;
  }

  .page-index-gioi-thieu-789be__btn-primary,
  .page-index-gioi-thieu-789be__btn-secondary {
    padding: 12px 25px;
    font-size: 17px;
  }

  .page-index-gioi-thieu-789be__section-title {
    font-size: clamp(22px, 3.8vw, 36px);
    margin-bottom: 30px;
  }

  .page-index-gioi-thieu-789be__article-body {
    font-size: 16px;
  }

  .page-index-gioi-thieu-789be__sub-title {
    font-size: clamp(18px, 2.8vw, 28px);
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-index-gioi-thieu-789be__feature-list li,
  .page-index-gioi-thieu-789be__commitment-list li,
  .page-index-gioi-thieu-789be__how-to-join-list li {
    padding: 18px;
    font-size: 16px;
  }

  details.page-index-gioi-thieu-789be__faq-item summary.page-index-gioi-thieu-789be__faq-question {
    padding: 16px 20px;
  }

  .page-index-gioi-thieu-789be__faq-qtext {
    font-size: 17px;
  }

  .page-index-gioi-thieu-789be__faq-toggle {
    font-size: 26px;
    margin-left: 15px;
    width: 28px;
  }

  details.page-index-gioi-thieu-789be__faq-item .page-index-gioi-thieu-789be__faq-answer {
    padding: 0 20px 20px;
    font-size: 15px;
  }

  .page-index-gioi-thieu-789be__cta-bottom-section {
    padding: 60px 20px;
  }

  .page-index-gioi-thieu-789be__cta-description {
    font-size: 18px;
  }
}

@media (max-width: 768px) {
  .page-index-gioi-thieu-789be {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-index-gioi-thieu-789be__hero-section {
    padding-top: 10px;
    padding-bottom: 30px;
  }

  .page-index-gioi-thieu-789be__hero-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    object-fit: contain !important;
    aspect-ratio: unset !important;
  }

  .page-index-gioi-thieu-789be__hero-content {
    margin-top: 20px;
    padding: 0 15px;
  }

  .page-index-gioi-thieu-789be__main-title {
    font-size: clamp(24px, 7vw, 36px);
    margin-bottom: 10px;
  }

  .page-index-gioi-thieu-789be__intro-text {
    font-size: 16px;
    margin-bottom: 25px;
  }

  .page-index-gioi-thieu-789be__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
    overflow: hidden;
  }

  .page-index-gioi-thieu-789be__btn-primary,
  .page-index-gioi-thieu-789be__btn-secondary,
  .page-index-gioi-thieu-789be a[class*="button"],
  .page-index-gioi-thieu-789be 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: 12px 15px;
    font-size: 16px;
  }

  .page-index-gioi-thieu-789be__content-area {
    padding: 40px 15px;
  }

  .page-index-gioi-thieu-789be__section-wrapper {
    padding: 0;
  }

  .page-index-gioi-thieu-789be__section-title {
    font-size: clamp(20px, 6vw, 30px);
    margin-bottom: 25px;
  }

  .page-index-gioi-thieu-789be__article-body {
    font-size: 15px;
    padding: 0 5px;
  }

  .page-index-gioi-thieu-789be__article-body p {
    margin-bottom: 15px;
  }

  .page-index-gioi-thieu-789be__article-figure {
    margin: 25px auto;
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-index-gioi-thieu-789be__sub-title {
    font-size: clamp(18px, 5vw, 24px);
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-index-gioi-thieu-789be__feature-list li,
  .page-index-gioi-thieu-789be__commitment-list li,
  .page-index-gioi-thieu-789be__how-to-join-list li {
    padding: 15px;
    font-size: 15px;
    margin-bottom: 10px;
  }

  details.page-index-gioi-thieu-789be__faq-item summary.page-index-gioi-thieu-789be__faq-question {
    padding: 15px;
  }

  .page-index-gioi-thieu-789be__faq-qtext {
    font-size: 16px;
  }

  .page-index-gioi-thieu-789be__faq-toggle {
    font-size: 24px;
    margin-left: 10px;
    width: 24px;
  }

  details.page-index-gioi-thieu-789be__faq-item .page-index-gioi-thieu-789be__faq-answer {
    padding: 0 15px 15px;
    font-size: 14px;
  }

  .page-index-gioi-thieu-789be__cta-bottom-section {
    padding: 50px 15px;
  }

  .page-index-gioi-thieu-789be__cta-description {
    font-size: 16px;
    margin-bottom: 30px;
    padding: 0 10px;
  }

  .page-index-gioi-thieu-789be__cta-buttons--centered {
    padding: 0 15px;
  }

  /* General image responsiveness */
  .page-index-gioi-thieu-789be img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-index-gioi-thieu-789be__section,
  .page-index-gioi-thieu-789be__card,
  .page-index-gioi-thieu-789be__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}