.page-faq {
  background-color: #08160F; /* Nền chính của trang, màu Deep Green */
  color: #F2FFF6; /* Màu chữ chính trên nền tối */
  font-family: Arial, sans-serif;
  line-height: 1.6;
}

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

.page-faq__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Nhỏ hơn để body padding-top xử lý */
  background-color: #0A4B2C; /* Deep Green */
  overflow: hidden;
}

.page-faq__hero-content {
  z-index: 2;
  max-width: 800px;
  margin-bottom: 30px;
}

.page-faq__hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: bold;
  color: #F2C14E; /* Gold */
  margin-bottom: 20px;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

.page-faq__hero-description {
  font-size: 1.1em;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 30px;
}

.page-faq__hero-image-container {
  width: 100%;
  max-width: 1200px;
  margin-top: 20px;
}

.page-faq__hero-image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-faq__introduction-section,
.page-faq__why-choose-section {
  padding: 60px 0;
  text-align: center;
  background-color: #08160F; /* Background */
  position: relative;
  overflow: hidden;
}

.page-faq__why-choose-image-container {
  width: 100%;
  max-width: 1000px;
  margin: 40px auto 0;
}

.page-faq__why-choose-image {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-faq__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: #F2C14E; /* Gold */
  margin-bottom: 30px;
  font-weight: bold;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.page-faq__section-text {
  font-size: 1em;
  color: #F2FFF6; /* Text Main */
  max-width: 900px;
  margin: 0 auto 40px auto;
}

.page-faq__intro-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 40px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-faq__faq-section {
  padding: 60px 0;
  background-color: #11271B; /* Card BG */
  color: #F2FFF6; /* Text Main */
}

.page-faq__faq-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 60px auto 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-faq__faq-category {
  margin-bottom: 40px;
}

.page-faq__category-title {
  font-size: 1.8em;
  color: #57E38D; /* Glow */
  margin-bottom: 25px;
  text-align: center;
  font-weight: bold;
}

.page-faq__faq-item {
  background-color: #0A4B2C; /* Deep Green, slightly darker than main bg */
  border: 1px solid #2E7A4E; /* Border */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.15em;
  font-weight: bold;
  color: #F2FFF6; /* Text Main */
  transition: background-color 0.3s ease;
  list-style: none; /* For details/summary */
}

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

.page-faq__faq-question:hover {
  background-color: #13994A; /* Slightly lighter green on hover */
}

.page-faq__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
  color: #F2C14E; /* Gold */
}

.page-faq__faq-item[open] .page-faq__faq-toggle {
  transform: rotate(45deg);
}

.page-faq__faq-answer {
  padding: 0 25px 20px;
  font-size: 1em;
  color: #A7D9B8; /* Text Secondary */
  line-height: 1.6;
}

.page-faq__faq-answer p {
  margin-top: 0;
  margin-bottom: 10px;
}

.page-faq__btn-primary,
.page-faq__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  text-align: center;
}

.page-faq__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button gradient */
  color: #F2FFF6; /* Text Main */
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-faq__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
  opacity: 0.9;
}

.page-faq__btn-secondary {
  background: transparent;
  color: #F2FFF6; /* Text Main */
  border: 2px solid #57E38D; /* Glow */
  margin-top: 20px;
}

.page-faq__btn-secondary:hover {
  background-color: #57E38D;
  color: #0A4B2C; /* Deep Green */
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-faq__hero-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-faq__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  }
  .page-faq__faq-question {
    font-size: 1.05em;
  }
}

@media (max-width: 768px) {
  .page-faq {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-faq__container {
    padding: 0 15px;
  }
  .page-faq__hero-section,
  .page-faq__introduction-section,
  .page-faq__faq-section,
  .page-faq__why-choose-section {
    padding: 40px 0;
  }
  .page-faq__hero-section {
    padding-top: 10px !important;
  }
  .page-faq__hero-content {
    margin-bottom: 20px;
  }
  .page-faq__hero-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
  .page-faq__hero-description {
    font-size: 1em;
  }
  .page-faq__section-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
    margin-bottom: 20px;
  }
  .page-faq__section-text {
    font-size: 0.95em;
    margin-bottom: 30px;
  }
  .page-faq__category-title {
    font-size: 1.5em;
    margin-bottom: 20px;
  }
  .page-faq__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }
  .page-faq__faq-answer {
    padding: 0 20px 15px;
  }
  .page-faq__btn-primary,
  .page-faq__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 20px;
    font-size: 1em;
    margin-left: auto;
    margin-right: auto;
  }
  .page-faq img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  .page-faq__hero-image-container,
  .page-faq__intro-image,
  .page-faq__faq-image,
  .page-faq__why-choose-image-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
    padding-left: 0;
    padding-right: 0;
  }
  .page-faq__hero-image,
  .page-faq__intro-image,
  .page-faq__faq-image,
  .page-faq__why-choose-image {
    border-radius: 0;
  }
}

@media (max-width: 480px) {
  .page-faq__hero-section,
  .page-faq__introduction-section,
  .page-faq__faq-section,
  .page-faq__why-choose-section {
    padding: 30px 0;
  }
  .page-faq__hero-title {
    font-size: clamp(1.5rem, 8vw, 2.2rem);
  }
  .page-faq__section-title {
    font-size: clamp(1.4rem, 6vw, 2rem);
  }
  .page-faq__category-title {
    font-size: 1.3em;
  }
  .page-faq__faq-question {
    font-size: 0.95em;
    padding: 12px 15px;
  }
  .page-faq__faq-answer {
    padding: 0 15px 12px;
  }
}