/* style/index-gioi-thieu-42vn.css */

:root {
  --color-primary: #113B7A;
  --color-secondary: #1D5FD1;
  --color-text-main: #F3F8FF;
  --color-text-secondary: #AFC4E8;
  --color-card-bg: #10233F;
  --color-border: #244D84;
  --color-glow: #4FA8FF;
  --color-gold: #F2C14E;
  --color-divider: #1B3357;
  --color-deep-navy: #08162B;
  --gradient-button: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
}

.page-index-gioi-thieu-42vn {
  color: var(--color-text-main); /* Default text color for dark body background */
  background-color: var(--color-deep-navy); /* Ensure consistency with shared body bg */
}

.page-index-gioi-thieu-42vn__hero-section {
  padding-top: 10px; /* Small top padding, relying on body padding-top from shared.css */
  padding-bottom: 60px;
  background-color: var(--color-deep-navy);
  text-align: center;
}

.page-index-gioi-thieu-42vn__hero-content-wrapper {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 16px;
}

.page-index-gioi-thieu-42vn__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-gold);
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.page-index-gioi-thieu-42vn__intro-text {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 800px;
  margin: 0 auto;
}

.page-index-gioi-thieu-42vn__section {
  padding: 80px 0;
  background-color: var(--color-deep-navy);
}

.page-index-gioi-thieu-42vn__dark-section {
  background-color: var(--color-card-bg);
}

.page-index-gioi-thieu-42vn__container {
  max-width: 1170px;
  margin: 0 auto;
  padding: 0 16px;
}

.page-index-gioi-thieu-42vn__section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--color-gold);
  text-align: center;
  margin-bottom: 50px;
  position: relative;
  padding-bottom: 15px;
}

.page-index-gioi-thieu-42vn__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--color-gold);
  border-radius: 2px;
}

.page-index-gioi-thieu-42vn__content-flex {
  display: flex;
  align-items: center;
  gap: 40px;
}

.page-index-gioi-thieu-42vn__content-flex--reverse {
  flex-direction: row-reverse;
}

.page-index-gioi-thieu-42vn__text-block {
  flex: 1;
  line-height: 1.7;
  color: var(--color-text-main);
}

.page-index-gioi-thieu-42vn__text-block p {
  margin-bottom: 20px;
  color: var(--color-text-secondary);
}

.page-index-gioi-thieu-42vn__text-block strong {
  color: var(--color-text-main);
}

.page-index-gioi-thieu-42vn__image-block {
  flex: 1;
  text-align: center;
}

.page-index-gioi-thieu-42vn__image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-index-gioi-thieu-42vn__btn-primary,
.page-index-gioi-thieu-42vn__btn-secondary,
.page-index-gioi-thieu-42vn__view-all-btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  margin-top: 20px;
  cursor: pointer;
  border: none;
  text-align: center;
  box-sizing: border-box;
}

.page-index-gioi-thieu-42vn__btn-primary {
  background: var(--gradient-button);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-index-gioi-thieu-42vn__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-index-gioi-thieu-42vn__btn-secondary {
  background-color: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
}

.page-index-gioi-thieu-42vn__btn-secondary:hover {
  background-color: var(--color-gold);
  color: var(--color-deep-navy);
  transform: translateY(-2px);
}

.page-index-gioi-thieu-42vn__view-all-btn {
  background-color: var(--color-primary);
  color: var(--color-text-main);
  margin-top: 40px;
  padding: 12px 25px;
  font-size: 1rem;
}

.page-index-gioi-thieu-42vn__view-all-btn:hover {
  background-color: var(--color-secondary);
}

.page-index-gioi-thieu-42vn__product-list {
  list-style: none;
  padding-left: 0;
  margin-bottom: 20px;
}

.page-index-gioi-thieu-42vn__product-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 10px;
  color: var(--color-text-secondary);
}

.page-index-gioi-thieu-42vn__product-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  font-weight: bold;
}

.page-index-gioi-thieu-42vn__values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-index-gioi-thieu-42vn__value-card {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
}

.page-index-gioi-thieu-42vn__value-title {
  font-size: 1.4rem;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-index-gioi-thieu-42vn__value-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.page-index-gioi-thieu-42vn__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-gioi-thieu-42vn__step-card {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
}

.page-index-gioi-thieu-42vn__step-title {
  font-size: 1.5rem;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-index-gioi-thieu-42vn__step-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.page-index-gioi-thieu-42vn__promo-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-gioi-thieu-42vn__promo-card {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  text-align: center;
}

.page-index-gioi-thieu-42vn__promo-card-title {
  font-size: 1.4rem;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-index-gioi-thieu-42vn__promo-card p {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.page-index-gioi-thieu-42vn__faq-list {
  margin-top: 40px;
}

.page-index-gioi-thieu-42vn__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.page-index-gioi-thieu-42vn__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--color-text-main);
  background-color: var(--color-card-bg);
  user-select: none;
}

.page-index-gioi-thieu-42vn__faq-question:hover {
  background-color: #1a3258;
}

.page-index-gioi-thieu-42vn__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
  color: var(--color-gold);
}

.page-index-gioi-thieu-42vn__faq-item[open] .page-index-gioi-thieu-42vn__faq-toggle {
  content: '−';
}

.page-index-gioi-thieu-42vn__faq-answer {
  padding: 0 25px 20px;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-divider);
  background-color: var(--color-card-bg);
}

.page-index-gioi-thieu-42vn__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-index-gioi-thieu-42vn__faq-item summary::marker {
  display: none;
}

/* General image responsiveness */
.page-index-gioi-thieu-42vn img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries for Responsive Design */
@media (max-width: 1024px) {
  .page-index-gioi-thieu-42vn__content-flex {
    flex-direction: column;
    gap: 30px;
  }
  .page-index-gioi-thieu-42vn__content-flex--reverse {
    flex-direction: column;
  }
  .page-index-gioi-thieu-42vn__image-block {
    order: -1; /* Image appears above text on smaller screens */
  }
}

@media (max-width: 768px) {
  /* Main title section */
  .page-index-gioi-thieu-42vn__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }
  .page-index-gioi-gioi-thieu-42vn__main-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }
  .page-index-gioi-thieu-42vn__intro-text {
    font-size: 1rem;
  }

  /* General section styling */
  .page-index-gioi-thieu-42vn__section {
    padding: 60px 0;
  }
  .page-index-gioi-thieu-42vn__section-title {
    font-size: clamp(1.6rem, 7vw, 2rem);
    margin-bottom: 30px;
  }
  .page-index-gioi-thieu-42vn__container {
    padding: 0 15px !important;
  }

  /* Content flex layout */
  .page-index-gioi-thieu-42vn__content-flex {
    flex-direction: column;
    gap: 30px;
  }
  .page-index-gioi-thieu-42vn__content-flex--reverse {
    flex-direction: column;
  }
  .page-index-gioi-thieu-42vn__image-block {
    order: -1;
  }

  /* Text blocks */
  .page-index-gioi-thieu-42vn__text-block p {
    font-size: 0.95rem;
  }

  /* Image responsiveness - MUST BE PRESENT */
  .page-index-gioi-thieu-42vn img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index-gioi-thieu-42vn__image-block {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* Button responsiveness - MUST BE PRESENT */
  .page-index-gioi-thieu-42vn__btn-primary,
  .page-index-gioi-thieu-42vn__btn-secondary,
  .page-index-gioi-thieu-42vn__view-all-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;
    margin-left: auto;
    margin-right: auto;
    display: block;
  }
  .page-index-gioi-thieu-42vn__text-block .page-index-gioi-thieu-42vn__btn-primary,
  .page-index-gioi-thieu-42vn__text-block .page-index-gioi-thieu-42vn__btn-secondary {
    margin-left: 0;
    margin-right: 0;
  }

  /* Values grid */
  .page-index-gioi-thieu-42vn__values-grid {
    grid-template-columns: 1fr;
  }

  /* Guide steps */
  .page-index-gioi-thieu-42vn__guide-steps {
    grid-template-columns: 1fr;
  }

  /* Promo cards */
  .page-index-gioi-thieu-42vn__promo-cards {
    grid-template-columns: 1fr;
  }

  /* FAQ items */
  .page-index-gioi-thieu-42vn__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }
  .page-index-gioi-thieu-42vn__faq-answer {
    padding: 0 20px 15px;
  }
}