:root {
  --primary-color: #26A9E0; /* 淡蓝色 */
  --secondary-color: #EA7C07; /* 登录按钮色 */
  --text-color-dark: #333333;
  --text-color-light: #ffffff;
  --bg-color-light: #ffffff;
  --bg-color-dark: #26A9E0;
  --border-color: #e0e0e0;
}

/* Base styles for the page content */
.page-index-about-f1686 {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color-dark); /* Body background is light, so use dark text */
  background-color: var(--bg-color-light);
}

.page-index-about-f1686__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-index-about-f1686__section {
  padding: 60px 0;
}

.page-index-about-f1686__dark-section {
  background-color: var(--bg-color-dark);
  color: var(--text-color-light);
}

.page-index-about-f1686__dark-section .page-index-about-f1686__section-title,
.page-index-about-f1686__dark-section .page-index-about-f1686__section-description {
  color: var(--text-color-light);
}

.page-index-about-f1686__section-title {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.page-index-about-f1686__section-description {
  font-size: 18px;
  text-align: center;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-color-dark);
}

/* HERO Section */
.page-index-about-f1686__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--bg-color-light); /* Ensure light background for hero text */
}

.page-index-about-f1686__hero-container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%; /* Ensure full width on desktop for flex */
}

.page-index-about-f1686__hero-image {
  width: 100%;
  margin-bottom: 30px;
}

.page-index-about-f1686__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  border-radius: 8px;
  object-fit: cover;
}

.page-index-about-f1686__hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  color: var(--text-color-dark); /* Ensure hero content text is dark on light background */
}

.page-index-about-f1686__main-title {
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 15px;
  color: var(--primary-color);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(28px, 4vw, 48px); /* Example clamp for H1 */
}

.page-index-about-f1686__intro-text {
  font-size: 18px;
  max-width: 800px;
  margin: 0 auto 30px;
}

.page-index-about-f1686__cta-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--secondary-color); /* Login color */
  color: var(--text-color-light);
  text-decoration: none;
  border-radius: 5px;
  font-size: 18px;
  font-weight: bold;
  margin-top: 20px;
  transition: all 0.3s ease;
  max-width: 100%; /* Button responsive */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-index-about-f1686__cta-button:hover {
  background: #d46b07; /* Slightly darker orange */
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.page-index-about-f1686__cta-button--small {
  padding: 12px 30px;
  font-size: 16px;
  margin-top: 15px;
}

/* Content Layouts */
.page-index-about-f1686__content-wrapper {
  display: flex;
  gap: 40px;
  align-items: center;
  margin-top: 40px;
}

.page-index-about-f1686__content-wrapper--reverse {
  flex-direction: row-reverse;
}

.page-index-about-f1686__text-block {
  flex: 1;
  font-size: 16px;
}

.page-index-about-f1686__text-block p {
  margin-bottom: 15px;
}

.page-index-about-f1686__text-block--center {
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-index-about-f1686__image-block {
  flex: 1;
  min-width: 300px; /* Ensure image block has a minimum width */
}

.page-index-about-f1686__image-block img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  object-fit: cover;
}

.page-index-about-f1686__image-block--center {
  text-align: center;
  margin-top: 40px;
  flex: none; /* Do not grow/shrink in flex context */
}

/* Cards/Grid */
.page-index-about-f1686__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-index-about-f1686__card {
  background: var(--bg-color-light);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--text-color-dark);
}

.page-index-about-f1686__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
}

.page-index-about-f1686__card-title {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.page-index-about-f1686__card-title a {
  color: var(--primary-color);
  text-decoration: none;
}

.page-index-about-f1686__card-title a:hover {
  text-decoration: underline;
}

.page-index-about-f1686__card--game {
  text-align: center;
}

.page-index-about-f1686__card--game .page-index-about-f1686__card-title {
  margin-bottom: 10px;
}

/* Lists */
.page-index-about-f1686__list {
  list-style: disc;
  margin-left: 20px;
  margin-bottom: 15px;
}

.page-index-about-f1686__list li {
  margin-bottom: 8px;
  color: var(--text-color-dark);
}

.page-index-about-f1686__dark-section .page-index-about-f1686__list li {
  color: var(--text-color-light);
}

.page-index-about-f1686__list--center {
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

.page-index-about-f1686__list--center li {
  text-align: center;
}

/* FAQ Section */
.page-index-about-f1686__faq {
  padding-bottom: 60px;
}

.page-index-about-f1686__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
}

details.page-index-about-f1686__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--bg-color-light);
  color: var(--text-color-dark); /* Ensure FAQ text is dark */
}

details.page-index-about-f1686__faq-item summary.page-index-about-f1686__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  font-weight: 600;
  line-height: 1.5;
}

details.page-index-about-f1686__faq-item summary.page-index-about-f1686__faq-question::-webkit-details-marker {
  display: none;
}

details.page-index-about-f1686__faq-item summary.page-index-about-f1686__faq-question:hover {
  background: #f5f5f5;
}

.page-index-about-f1686__faq-qtext {
  flex: 1;
  font-size: 16px;
  text-align: left;
  color: var(--text-color-dark);
}

.page-index-about-f1686__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-index-about-f1686__faq-item .page-index-about-f1686__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: var(--text-color-dark); /* Ensure FAQ answer text is dark */
}

/* Conclusion Section */
.page-index-about-f1686__conclusion .page-index-about-f1686__section-description {
  color: var(--text-color-light);
}

.page-index-about-f1686__conclusion .page-index-about-f1686__section-description a {
  color: var(--text-color-light);
  text-decoration: underline;
}

.page-index-about-f1686__conclusion .page-index-about-f1686__cta-button {
  background-color: var(--secondary-color);
  color: var(--text-color-light);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-index-about-f1686__section-title {
    font-size: 30px;
  }
  .page-index-about-f1686__section-description {
    font-size: 16px;
  }
  .page-index-about-f1686__main-title {
    font-size: clamp(24px, 5vw, 40px);
  }
}

@media (max-width: 768px) {
  .page-index-about-f1686__container {
    padding: 20px 15px;
  }

  .page-index-about-f1686__section {
    padding: 40px 0;
  }

  .page-index-about-f1686__hero-section {
    padding-top: 10px !important; /* body handles header offset */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  .page-index-about-f1686__hero-image img {
    border-radius: 4px;
  }

  .page-index-about-f1686__main-title {
    font-size: clamp(22px, 6vw, 36px);
    margin-bottom: 10px;
  }
  
  .page-index-about-f1686__intro-text {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .page-index-about-f1686__cta-button {
    padding: 12px 30px;
    font-size: 16px;
    margin-top: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-index-about-f1686__content-wrapper {
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
  }

  .page-index-about-f1686__content-wrapper--reverse {
    flex-direction: column; /* Stays column on mobile */
  }

  .page-index-about-f1686__text-block {
    font-size: 15px;
  }

  .page-index-about-f1686__grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 20px;
  }

  .page-index-about-f1686__card {
    padding: 20px;
  }

  .page-index-about-f1686__card-title {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .page-index-about-f1686__list {
    margin-left: 15px;
  }

  details.page-index-about-f1686__faq-item summary.page-index-about-f1686__faq-question { padding: 15px; }
  .page-index-about-f1686__faq-qtext { font-size: 15px; }
  details.page-index-about-f1686__faq-item .page-index-about-f1686__faq-answer {
    padding: 0 15px 15px;
  }

  /* Mobile image and container responsive */
  .page-index-about-f1686 img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-index-about-f1686__section,
  .page-index-about-f1686__card,
  .page-index-about-f1686__container,
  .page-index-about-f1686__hero-container,
  .page-index-about-f1686__content-wrapper,
  .page-index-about-f1686__grid,
  .page-index-about-f1686__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  /* Remove extra padding from container when section already has it */
  .page-index-about-f1686__section .page-index-about-f1686__container {
    padding-left: 0;
    padding-right: 0;
  }
}

/* Ensure no CSS filters are used for images */
.page-index-about-f1686 img {
  filter: none;
}