.page-faq {
  font-family: Arial, sans-serif;
  color: #333333; /* Default text color for light body background */
  background-color: #F5F7FA; /* Light background for the page content area */
}

.page-faq__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 40px;
  background-color: #f0f0f0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-faq__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.page-faq__hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.5); /* Darken image for text readability */
}

.page-faq__hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
  color: #ffffff;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.page-faq__main-title {
  font-size: clamp(2em, 3.5vw, 3.5em); /* Responsive font size for H1 */
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #ffffff;
}

.page-faq__intro-text {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-faq__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.page-faq__btn {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  white-space: nowrap;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
}

.page-faq__btn-primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
  border: none;
}

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

.page-faq__btn-secondary {
  background: #ffffff;
  color: #E53935;
  border: 2px solid #E53935;
}

.page-faq__btn-secondary:hover {
  background: #E53935;
  color: #ffffff;
}

.page-faq__content-section {
  padding: 50px 0;
  background-color: #F5F7FA;
}

.page-faq__article-wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

.page-faq__section-heading {
  font-size: 2.5em;
  color: #E53935;
  text-align: center;
  margin-bottom: 40px;
  font-weight: 700;
}

.page-faq__sub-heading {
  font-size: 1.8em;
  color: #333333;
  margin-top: 40px;
  margin-bottom: 25px;
  border-bottom: 2px solid #E0E0E0;
  padding-bottom: 10px;
  font-weight: 600;
}

.page-faq__faq-list {
  margin-top: 30px;
}

.page-faq__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-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15em;
  font-weight: 600;
  color: #333333;
  cursor: pointer;
  background-color: #fdfdfd;
  list-style: none; /* For details/summary */
}

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

.page-faq__faq-question .page-faq__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  transition: transform 0.3s ease;
}

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

.page-faq__faq-answer {
  padding: 0 25px 20px;
  font-size: 1em;
  line-height: 1.7;
  color: #555555;
  background-color: #ffffff;
}

.page-faq__faq-answer p {
  margin-bottom: 15px;
}

.page-faq__faq-answer a {
  color: #E53935;
  text-decoration: underline;
}

.page-faq__content-image {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.page-faq__promo-box {
  background-color: #E53935;
  color: #ffffff;
  padding: 40px;
  border-radius: 10px;
  text-align: center;
  margin-top: 60px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.page-faq__promo-title {
  font-size: 2em;
  margin-bottom: 15px;
  font-weight: 700;
  color: #ffffff;
}

.page-faq__promo-text {
  font-size: 1.1em;
  line-height: 1.6;
  margin-bottom: 30px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Responsive Styles --- */

/* Tablet (max-width: 1024px) */
@media (max-width: 1024px) {
  .page-faq__article-wrap {
    padding: 0 25px;
  }
  .page-faq__hero-content {
    padding: 30px 20px;
  }
  .page-faq__main-title {
    font-size: 3em;
  }
  .page-faq__section-heading {
    font-size: 2.2em;
  }
  .page-faq__sub-heading {
    font-size: 1.6em;
  }
  .page-faq__faq-question {
    padding: 15px 20px;
    font-size: 1.1em;
  }
  .page-faq__faq-answer {
    padding: 0 20px 15px;
  }
  .page-faq__promo-box {
    padding: 30px;
  }
  .page-faq__promo-title {
    font-size: 1.8em;
  }
  .page-faq__promo-text {
    font-size: 1em;
  }
}

/* Mobile (max-width: 768px) */
@media (max-width: 768px) {
  /* 1. 顶区标题 + 双 CTA */
  .page-faq__hero-section {
    padding-top: 10px !important; /* Fixed header offset handled by body */
    padding-bottom: 30px;
  }
  .page-faq__hero-content {
    padding: 25px 15px;
  }
  .page-faq__main-title {
    font-size: 2.2em; /* Adjusted for smaller screens */
    margin-bottom: 15px;
  }
  .page-faq__intro-text {
    font-size: 0.95em;
    margin-bottom: 25px;
  }
  .page-faq__cta-buttons {
    flex-direction: column; /* Buttons stack vertically */
    gap: 10px;
    padding: 0 15px;
  }
  .page-faq__btn {
    width: 100% !important; /* Full width for buttons */
    max-width: 100% !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }

  /* 2. 单栏长文容器 */
  .page-faq__content-section {
    padding: 30px 0;
  }
  .page-faq__article-wrap {
    padding: 0 15px !important; /* Inner padding for mobile */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-faq__section-heading {
    font-size: 1.8em;
    margin-bottom: 30px;
  }
  .page-faq__sub-heading {
    font-size: 1.4em;
    margin-top: 30px;
    margin-bottom: 20px;
  }

  /* 3. 通用图片与 figure */
  .page-faq img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }
  /* Ensure image containers also adapt */
  .page-faq__hero-image-wrapper, .page-faq__content-image-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* 4. 按钮与按钮容器 (already covered in section 1 and general .page-faq__btn rules) */
  /* Adding specific container rules for safety */
  .page-faq__cta-buttons {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  /* 5. 注册教程与 FAQ 区块 */
  .page-faq__faq-item {
    margin-bottom: 10px;
  }
  .page-faq__faq-question {
    padding: 15px;
    font-size: 1em;
  }
  .page-faq__faq-answer {
    padding: 0 15px 15px;
    font-size: 0.95em;
  }
  .page-faq__promo-box {
    padding: 30px 20px;
    margin-top: 40px;
  }
  .page-faq__promo-title {
    font-size: 1.5em;
  }
  .page-faq__promo-text {
    font-size: 0.9em;
  }
  .page-faq {
    font-size: 16px;
    line-height: 1.6;
  }
}