/* Base styles for page-faq */
.page-faq {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default dark text for light body background */
  background-color: #ffffff; /* Default white background for content areas */
}

/* Hero Section */
.page-faq__hero-section {
  position: relative;
  padding-top: 10px; /* Small top padding, relying on body for header offset */
  margin-bottom: 40px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--primary-color); /* Use brand primary color for dark section */
  color: var(--auxiliary-color); /* White text on dark background */
}

.page-faq__hero-image-wrapper {
  width: 100%;
  max-height: 500px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.page-faq__hero-content-wrapper {
  padding: 40px 20px 60px;
  max-width: 900px;
  margin: 0 auto;
  z-index: 1;
}

.page-faq__main-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--auxiliary-color);
}

.page-faq__description {
  font-size: 18px;
  margin-bottom: 30px;
  color: var(--auxiliary-color);
}

/* General Container for content */
.page-faq__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

/* Section Titles */
.page-faq__section-title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.page-faq__section-description {
  font-size: 17px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
  color: #555555;
}

/* FAQ List Section */
.page-faq__faq-list-section {
  padding: 40px 0;
  background-color: #f9f9f9;
}

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

/* FAQ Item (using <details> tag) */
details.page-faq__faq-item {
  margin-bottom: 0;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
}

details.page-faq__faq-item[open] {
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

details.page-faq__faq-item summary.page-faq__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none; /* Hide default marker */
  transition: background-color 0.3s ease;
  font-weight: 600;
  color: #333333;
  font-size: 17px;
}

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

details.page-faq__faq-item summary.page-faq__faq-question:hover {
  background: #f5f5f5;
}

.page-faq__faq-qtext {
  flex: 1;
  line-height: 1.5;
  text-align: left;
}

.page-faq__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 20px;
  width: 30px;
  text-align: center;
  transition: transform 0.3s ease;
}

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

details.page-faq__faq-item .page-faq__faq-answer {
  padding: 0 25px 25px;
  background: #fdfdfd;
  border-top: 1px solid #eeeeee;
  border-radius: 0 0 8px 8px;
  color: #555555;
}

details.page-faq__faq-item .page-faq__faq-answer p {
  margin-bottom: 10px;
  font-size: 16px;
}

details.page-faq__faq-item .page-faq__faq-answer ul {
  list-style: disc inside;
  padding-left: 20px;
  margin-top: 10px;
}

details.page-faq__faq-item .page-faq__faq-answer li {
  margin-bottom: 5px;
  font-size: 16px;
}

details.page-faq__faq-item .page-faq__faq-answer h3 {
  font-size: 18px;
  margin-top: 15px;
  margin-bottom: 10px;
  color: var(--primary-color);
}

/* Call to Action Section */
.page-faq__cta-section {
  padding: 60px 20px;
  text-align: center;
  background-color: var(--primary-color);
  color: var(--auxiliary-color);
}

.page-faq__cta-title {
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--auxiliary-color);
}

.page-faq__cta-description {
  font-size: 18px;
  max-width: 800px;
  margin: 0 auto 30px;
  color: var(--auxiliary-color);
  opacity: 0.9;
}

.page-faq__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* Buttons */
.page-faq__btn-primary,
.page-faq__btn-secondary,
.page-faq a[class*="button"],
.page-faq a[class*="btn"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-size: 17px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-faq__btn-primary {
  background-color: #C30808; /* Custom color for register/login */
  color: #FFFF00; /* Custom font color for register/login */
  border: 2px solid #C30808;
}

.page-faq__btn-primary:hover {
  background-color: #a00606;
  border-color: #a00606;
}

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

.page-faq__btn-secondary:hover {
  background-color: #e0e0e0;
  color: var(--primary-color);
}

/* General image styling for content area */
.page-faq img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-faq__container {
    padding: 20px 30px;
  }

  .page-faq__hero-content-wrapper {
    padding: 30px 20px 40px;
  }

  .page-faq__main-title {
    font-size: clamp(26px, 4.5vw, 42px);
  }

  .page-faq__description {
    font-size: 17px;
  }

  .page-faq__section-title {
    font-size: clamp(22px, 3.5vw, 32px);
  }

  .page-faq__section-description {
    font-size: 16px;
    margin-bottom: 30px;
  }

  details.page-faq__faq-item summary.page-faq__faq-question {
    padding: 16px 20px;
    font-size: 16px;
  }

  .page-faq__faq-toggle {
    font-size: 26px;
    margin-left: 15px;
    width: 28px;
  }

  details.page-faq__faq-item .page-faq__faq-answer {
    padding: 0 20px 20px;
  }

  .page-faq__cta-title {
    font-size: clamp(24px, 4vw, 38px);
  }

  .page-faq__cta-description {
    font-size: 17px;
  }

  .page-faq__btn-primary, .page-faq__btn-secondary, .page-faq a[class*="button"], .page-faq a[class*="btn"] {
    padding: 12px 24px;
    font-size: 16px;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-faq__hero-section {
    padding-top: 10px; /* Specific padding for mobile */
    margin-bottom: 30px;
  }

  .page-faq__hero-image-wrapper {
    max-height: 300px;
  }

  .page-faq__hero-image {
    object-fit: contain !important; /* Ensure image is not cropped */
    aspect-ratio: unset !important; /* Remove aspect ratio constraint */
    width: 100% !important;
    height: auto !important;
  }

  .page-faq__hero-content-wrapper {
    padding: 25px 15px 35px;
  }

  .page-faq__main-title {
    font-size: clamp(24px, 6vw, 36px);
    margin-bottom: 15px;
  }

  .page-faq__description {
    font-size: 16px;
    margin-bottom: 25px;
  }

  /* General container and content areas */
  .page-faq__container {
    padding: 0 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-faq__section-title {
    font-size: clamp(20px, 5vw, 28px);
    margin-bottom: 15px;
  }

  .page-faq__section-description {
    font-size: 15px;
    margin-bottom: 25px;
  }

  /* FAQ items */
  details.page-faq__faq-item summary.page-faq__faq-question {
    padding: 14px 18px;
    font-size: 15px;
  }

  .page-faq__faq-qtext {
    font-size: 15px;
  }

  .page-faq__faq-toggle {
    font-size: 24px;
    margin-left: 10px;
    width: 24px;
  }

  details.page-faq__faq-item .page-faq__faq-answer {
    padding: 0 18px 18px;
  }

  details.page-faq__faq-item .page-faq__faq-answer p,
  details.page-faq__faq-item .page-faq__faq-answer li {
    font-size: 15px;
  }

  details.page-faq__faq-item .page-faq__faq-answer h3 {
    font-size: 17px;
  }

  /* CTA Section */
  .page-faq__cta-section {
    padding: 40px 15px;
  }

  .page-faq__cta-title {
    font-size: clamp(22px, 5.5vw, 32px);
    margin-bottom: 15px;
  }

  .page-faq__cta-description {
    font-size: 16px;
    margin-bottom: 25px;
  }

  /* Buttons and button containers */
  .page-faq__cta-buttons {
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 10px !important;
    padding-left: 15px;
    padding-right: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-faq__btn-primary,
  .page-faq__btn-secondary,
  .page-faq a[class*="button"],
  .page-faq a[class*="btn"] {
    padding: 12px 15px !important;
    font-size: 16px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* Universal image responsive styles */
  .page-faq img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Product display (if any, though not explicitly in FAQ) - generic rule for completeness */
  .page-faq__products-section {
    overflow-x: hidden !important;
  }

  .page-faq__products-grid {
    grid-template-columns: repeat(2, 1fr) !important; /* Example for 2 columns */
    gap: 15px !important;
  }

  /* Article body (if any, for long SEO text) */
  .page-faq__article-body {
    max-width: 100% !important;
    padding: 0 15px !important;
    box-sizing: border-box !important;
  }

  .page-faq__article-body h2,
  .page-faq__article-body h3 {
    text-align: center !important;
  }

  .page-faq__article-figure {
    margin: 20px auto !important;
    max-width: 100% !important;
  }
}