/* style/faq.css */
/* body đã padding-top: var(--header-offset)；trang này cấm viết lại biến đó */

:root {
  --page-faq-primary-color: #11A84E;
  --page-faq-secondary-color: #22C768;
  --page-faq-text-main: #F2FFF6;
  --page-faq-text-secondary: #A7D9B8;
  --page-faq-card-bg: #11271B;
  --page-faq-background: #08160F;
  --page-faq-border-color: #2E7A4E;
  --page-faq-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
}

.page-faq {
  font-family: Arial, sans-serif;
  color: var(--page-faq-text-main); /* Dựa trên body background #08160F (dark), sử dụng text-main light */
  background-color: var(--page-faq-background);
}

.page-faq__section {
  padding: 40px 0;
}

.page-faq__section--spacing {
  margin-bottom: 20px;
}

.page-faq__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-faq__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px 0; /* Padding-top nhỏ, không dùng var(--header-offset) */
  overflow: hidden;
}

.page-faq__hero-image {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  margin-bottom: 30px;
}

.page-faq__hero-content {
  text-align: center;
  max-width: 900px;
  z-index: 1;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-faq__main-title {
  font-size: clamp(2.2em, 4vw, 3.2em);
  color: var(--page-faq-text-main);
  margin-bottom: 15px;
  line-height: 1.2;
  font-weight: bold;
}

.page-faq__hero-description {
  font-size: 1.1em;
  color: var(--page-faq-text-secondary);
  margin-bottom: 30px;
  line-height: 1.6;
}

.page-faq__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-faq__btn-primary,
.page-faq__btn-secondary,
.page-faq__link-button {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  box-sizing: border-box;
  text-align: center;
}

.page-faq__btn-primary {
  background: var(--page-faq-button-gradient);
  color: #ffffff;
  border: 2px solid transparent;
}

.page-faq__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-faq__btn-secondary {
  background: transparent;
  color: var(--page-faq-primary-color);
  border: 2px solid var(--page-faq-primary-color);
}

.page-faq__btn-secondary:hover {
  background: var(--page-faq-primary-color);
  color: #ffffff;
  transform: translateY(-2px);
}

.page-faq__link-button {
  background: var(--page-faq-primary-color);
  color: #ffffff;
  border: none;
  margin-top: 15px;
}

.page-faq__link-button:hover {
  background: var(--page-faq-secondary-color);
}

.page-faq__section-title {
  font-size: 2.2em;
  color: var(--page-faq-text-main);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
}

.page-faq__section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--page-faq-primary-color);
  margin: 15px auto 0;
  border-radius: 2px;
}

.page-faq__section-title--light {
  color: #ffffff;
}

.page-faq__section-title--light::after {
  background: #ffffff;
}

.page-faq__quick-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  margin-bottom: 40px;
}

.page-faq__quick-link {
  background-color: var(--page-faq-card-bg);
  color: var(--page-faq-text-main);
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s ease, color 0.3s ease;
  border: 1px solid var(--page-faq-border-color);
}

.page-faq__quick-link:hover {
  background-color: var(--page-faq-primary-color);
  color: #ffffff;
}

.page-faq__faq-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.page-faq__faq-item {
  background-color: var(--page-faq-card-bg);
  border: 1px solid var(--page-faq-border-color);
  border-radius: 10px;
  overflow: hidden;
  color: var(--page-faq-text-main);
}

.page-faq__faq-item summary {
  list-style: none;
}

.page-faq__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  font-size: 1.15em;
  font-weight: bold;
  cursor: pointer;
  background-color: var(--page-faq-card-bg);
  color: var(--page-faq-text-main);
  transition: background-color 0.3s ease;
}

.page-faq__faq-question:hover {
  background-color: rgba(var(--page-faq-primary-color), 0.1);
}

.page-faq__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  color: var(--page-faq-primary-color);
}

.page-faq__faq-item[open] .page-faq__faq-toggle {
  content: '−';
}

.page-faq__faq-answer {
  padding: 0 25px 20px;
  font-size: 1em;
  line-height: 1.6;
  color: var(--page-faq-text-secondary);
}

.page-faq__faq-answer p {
  margin-bottom: 10px;
}

.page-faq__image-in-text {
  width: 100%;
  height: auto;
  display: block;
  margin: 20px 0;
  border-radius: 8px;
  object-fit: cover;
}

.page-faq__cta-section {
  padding: 60px 0;
  text-align: center;
}

.page-faq__dark-section {
  background-color: var(--page-faq-deep-green);
  padding: 50px 30px;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.page-faq__text-block--light {
  color: var(--page-faq-text-secondary);
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-faq__hero-content {
    padding: 0 40px;
  }
}

@media (max-width: 768px) {
  .page-faq__hero-section {
    padding-bottom: 40px;
  }

  .page-faq__hero-image {
    margin-bottom: 20px;
  }

  .page-faq__main-title {
    font-size: clamp(1.8em, 6vw, 2.5em);
  }

  .page-faq__hero-description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-faq__cta-buttons {
    flex-direction: column;
    gap: 15px;
  }

  .page-faq__btn-primary,
  .page-faq__btn-secondary,
  .page-faq__link-button {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-faq__container {
    padding: 0 15px;
  }

  .page-faq__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-faq__quick-links {
    flex-direction: column;
    gap: 10px;
  }

  .page-faq__quick-link {
    width: 100%;
    text-align: center;
  }

  .page-faq__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-faq__faq-answer {
    padding: 0 20px 15px;
    font-size: 0.95em;
  }

  .page-faq__image-in-text {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    margin: 15px 0;
  }
  
  .page-faq__section,
  .page-faq__card,
  .page-faq__container,
  .page-faq__cta-buttons,
  .page-faq__button-group,
  .page-faq__btn-container,
  .page-faq__dark-section {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  .page-faq__hero-section {
    padding-top: 10px !important; /* body đã gánh --header-offset */
  }
}

@media (max-width: 480px) {
  .page-faq__hero-content {
    padding: 0 15px;
  }

  .page-faq__section-title {
    font-size: 1.5em;
  }
}