.page-cau-hoi-thuong-gap {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default dark text for light body background */
  background-color: #FFFFFF;
}

.page-cau-hoi-thuong-gap__container {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-cau-hoi-thuong-gap__hero-section {
  background-color: #26A9E0;
  color: #ffffff;
  padding: 10px 0 60px 0;
  text-align: center;
}

.page-cau-hoi-thuong-gap__main-title {
  font-size: clamp(2em, 4vw, 3.2em);
  font-weight: bold;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #ffffff;
}

.page-cau-hoi-thuong-gap__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-cau-hoi-thuong-gap__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.page-cau-hoi-thuong-gap__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-cau-hoi-thuong-gap__btn--primary {
  background-color: #EA7C07; /* Login color for primary CTA */
  color: #ffffff;
  border: 2px solid #EA7C07;
}

.page-cau-hoi-thuong-gap__btn--primary:hover {
  background-color: #d16b06;
  border-color: #d16b06;
}

.page-cau-hoi-thuong-gap__btn--secondary {
  background-color: #ffffff;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-cau-hoi-thuong-gap__btn--secondary:hover {
  background-color: #f0f0f0;
  color: #1e87c0;
  border-color: #1e87c0;
}

.page-cau-hoi-thuong-gap__content-section {
  padding: 60px 0;
  background-color: #f8f8f8; /* Light background for content */
  color: #333333;
}

.page-cau-hoi-thuong-gap__section-title {
  font-size: 2.2em;
  color: #26A9E0;
  text-align: center;
  margin-bottom: 40px;
  font-weight: bold;
}

.page-cau-hoi-thuong-gap__faq-list {
  margin-top: 30px;
}

.page-cau-hoi-thuong-gap__faq-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.page-cau-hoi-thuong-gap__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: bold;
  color: #333333;
  cursor: pointer;
  background-color: #fefefe;
  position: relative;
  list-style: none; /* For details/summary */
}

.page-cau-hoi-thuong-gap__faq-question::-webkit-details-marker, 
.page-cau-hoi-thuong-gap__faq-question::marker {
  display: none;
}

.page-cau-hoi-thuong-gap__faq-qtext {
  flex-grow: 1;
  padding-right: 15px;
}

.page-cau-hoi-thuong-gap__faq-toggle {
  font-size: 1.5em;
  color: #26A9E0;
  transition: transform 0.3s ease;
}

.page-cau-hoi-thuong-gap__faq-item[open] .page-cau-hoi-thuong-gap__faq-toggle {
  transform: rotate(45deg);
}

.page-cau-hoi-thuong-gap__faq-answer {
  padding: 20px 25px;
  font-size: 1em;
  color: #555555;
  border-top: 1px solid #e0e0e0;
  background-color: #ffffff;
}

.page-cau-hoi-thuong-gap__faq-answer p {
  margin-bottom: 15px;
}

.page-cau-hoi-thuong-gap__faq-answer ul,
.page-cau-hoi-thuong-gap__faq-answer ol {
  margin-left: 25px;
  margin-bottom: 15px;
}

.page-cau-hoi-thuong-gap__faq-answer li {
  margin-bottom: 8px;
}

.page-cau-hoi-thuong-gap__figure {
  margin: 25px 0;
  text-align: center;
}

.page-cau-hoi-thuong-gap__figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
}

.page-cau-hoi-thuong-gap__figcaption {
  font-size: 0.9em;
  color: #777777;
  margin-top: 10px;
}

.page-cau-hoi-thuong-gap__text-center {
  text-align: center;
  margin-top: 30px;
}

.page-cau-hoi-thuong-gap__conclusion-cta {
  text-align: center;
  padding: 50px 0;
  background-color: #26A9E0;
  color: #ffffff;
  margin-top: 60px;
  border-radius: 8px;
}

.page-cau-hoi-thuong-gap__conclusion-cta .page-cau-hoi-thuong-gap__section-title {
  color: #ffffff;
}

.page-cau-hoi-thuong-gap__conclusion-cta .page-cau-hoi-thuong-gap__description {
  font-size: 1.1em;
  margin-bottom: 40px;
}

.page-cau-hoi-thuong-gap__conclusion-cta .page-cau-hoi-thuong-gap__btn--primary {
  background-color: #EA7C07;
  border-color: #EA7C07;
}

.page-cau-hoi-thuong-gap__conclusion-cta .page-cau-hoi-thuong-gap__btn--primary:hover {
  background-color: #d16b06;
  border-color: #d16b06;
}

.page-cau-hoi-thuong-gap a {
  color: #26A9E0;
  text-decoration: none;
}

.page-cau-hoi-thuong-gap a:hover {
  text-decoration: underline;
}

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-cau-hoi-thuong-gap__main-title {
    font-size: clamp(1.8em, 5vw, 2.8em);
  }

  .page-cau-hoi-thuong-gap__section-title {
    font-size: 2em;
  }

  .page-cau-hoi-thuong-gap__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }

  .page-cau-hoi-thuong-gap__faq-answer {
    padding: 15px 20px;
  }
}

@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-cau-hoi-thuong-gap__hero-section {
    padding-top: 10px !important; /* Small top padding for mobile */
    padding-bottom: 40px;
  }

  .page-cau-hoi-thuong-gap__container {
    padding: 0 15px !important;
  }

  .page-cau-hoi-thuong-gap__main-title {
    font-size: clamp(1.5em, 6vw, 2.5em) !important;
    margin-bottom: 15px;
  }

  .page-cau-hoi-thuong-gap__description {
    font-size: 1em;
    margin-bottom: 25px;
  }

  .page-cau-hoi-thuong-gap__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }

  /* 4. 按钮与按钮容器 */
  .page-cau-hoi-thuong-gap__btn {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 15px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. 单栏长文容器 */
  .page-cau-hoi-thuong-gap__content-section {
    padding: 40px 0;
  }

  .page-cau-hoi-thuong-gap__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-cau-hoi-thuong-gap__faq-question {
    padding: 15px;
    font-size: 1em;
  }

  .page-cau-hoi-thuong-gap__faq-answer {
    padding: 15px;
    font-size: 0.95em;
  }

  .page-cau-hoi-thuong-gap__faq-answer ul,
  .page-cau-hoi-thuong-gap__faq-answer ol {
    margin-left: 20px;
  }

  /* 3. 通用图片与 figure */
  .page-cau-hoi-thuong-gap img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important; /* Ensure padding/border don't cause overflow */
  }

  .page-cau-hoi-thuong-gap__figure {
    margin: 20px 0;
  }

  .page-cau-hoi-thuong-gap__figcaption {
    font-size: 0.85em;
  }

  /* 5. 注册教程与 FAQ 区块 (FAQ already handled by details/summary, but ensure padding/font-size are good) */
  .page-cau-hoi-thuong-gap__faq-item {
    margin-bottom: 10px;
  }

  .page-cau-hoi-thuong-gap__conclusion-cta {
    padding: 40px 15px;
    margin-top: 40px;
  }

  .page-cau-hoi-thuong-gap__conclusion-cta .page-cau-hoi-thuong-gap__description {
    font-size: 1em;
    margin-bottom: 30px;
  }
}