.page-about {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--Text-Main);
  background-color: var(--site-bg);
}

.page-about__section-spacing {
  padding: 60px 0;
}

.page-about__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
  box-sizing: border-box;
}

.page-about__section-title {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: var(--Text-Main);
  line-height: 1.2;
}

.page-about__description {
  font-size: 18px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 30px;
  color: var(--Text-Secondary);
}

/* Hero Section */
.page-about__hero-section {
  position: relative;
  padding-top: 10px; /* Rely on body padding-top for header offset */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--Text-Main);
  text-align: center;
  overflow: hidden;
}

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

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

.page-about__hero-content {
  position: relative;
  z-index: 1;
  padding: 40px 15px;
  max-width: 900px;
  margin-top: -100px; /* Pull content slightly over image for visual effect */
  background: var(--Background);
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.page-about__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--Gold);
  line-height: 1.2;
}

.page-about__intro-text {
  font-size: 20px;
  margin-bottom: 30px;
  color: var(--Text-Secondary);
}

.page-about__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-about__btn-primary,
.page-about__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 18px;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-about__btn-primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  border: none;
}

.page-about__btn-primary:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
  box-shadow: 0 5px 15px rgba(42, 209, 111, 0.4);
}

.page-about__btn-secondary {
  background: var(--Background);
  color: var(--Gold);
  border: 2px solid var(--Gold);
}

.page-about__btn-secondary:hover {
  background: var(--Gold);
  color: var(--Background);
  box-shadow: 0 5px 15px rgba(242, 193, 78, 0.4);
}

/* Mission & Vision Section */
.page-about__mission-vision-section .page-about__content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-about__mission-card,
.page-about__vision-card {
  background: var(--Card-B-G);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  color: var(--Text-Main);
}

.page-about__mission-card:hover,
.page-about__vision-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-about__card-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-about__card-title {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 15px;
  color: var(--Gold);
}

.page-about__mission-card p,
.page-about__vision-card p {
  color: var(--Text-Secondary);
}

/* Core Values Section */
.page-about__dark-section {
  background-color: var(--Deep-Green);
  color: #ffffff;
}

.page-about__dark-section .page-about__section-title {
  color: var(--Gold);
}

.page-about__dark-section .page-about__description {
  color: var(--Text-Secondary);
}

.page-about__values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.page-about__value-item {
  background: var(--Card-B-G);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--Text-Main);
}

.page-about__value-title {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--Glow);
}

.page-about__value-item p {
  color: var(--Text-Secondary);
}

/* History Section */
.page-about__history-timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  margin-top: 50px;
  padding-left: 20px;
  border-left: 2px solid var(--Divider);
}

.page-about__timeline-item {
  margin-bottom: 40px;
  position: relative;
  padding-left: 30px;
}

.page-about__timeline-item::before {
  content: '';
  position: absolute;
  left: -39px;
  top: 5px;
  width: 16px;
  height: 16px;
  background: var(--Glow);
  border-radius: 50%;
  border: 4px solid var(--Deep-Green);
  box-shadow: 0 0 0 3px var(--Background);
}

.page-about__timeline-year {
  font-size: 24px;
  font-weight: bold;
  color: var(--Gold);
  margin-bottom: 10px;
}

.page-about__timeline-item p {
  color: var(--Text-Secondary);
}

.page-about__content-image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  margin-top: 40px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* Security Section */
.page-about__light-bg {
  background-color: var(--Background);
  color: var(--Text-Main);
}

.page-about__security-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-about__feature-item {
  background: var(--Card-B-G);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--Text-Main);
}

.page-about__feature-title {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--Glow);
}

.page-about__feature-item p {
  color: var(--Text-Secondary);
}

/* Games Section */
.page-about__games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-about__game-card {
  background: var(--Card-B-G);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--Text-Main);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-about__game-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 15px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-about__game-title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--Gold);
}

.page-about__game-card p {
  color: var(--Text-Secondary);
  flex-grow: 1;
  margin-bottom: 15px;
}

.page-about__btn-link {
  display: inline-block;
  padding: 10px 20px;
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  color: #ffffff;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
  font-size: 16px;
  transition: background 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-about__btn-link:hover {
  background: linear-gradient(180deg, #13994A 0%, #2AD16F 100%);
}

/* Support Section */
.page-about__support-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-about__channel-item {
  background: var(--Card-B-G);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--Text-Main);
}

.page-about__channel-title {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--Glow);
}

.page-about__channel-item p {
  color: var(--Text-Secondary);
}

.page-about__btn-contact {
  margin-top: 40px;
  display: block;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

/* Responsibility Section */
.page-about__responsibility-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-about__point-item {
  background: var(--Card-B-G);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  color: var(--Text-Main);
}

.page-about__point-title {
  font-size: 22px;
  font-weight: bold;
  margin-bottom: 10px;
  color: var(--Glow);
}

.page-about__point-item p {
  color: var(--Text-Secondary);
}

/* FAQ Section */
details.page-about__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--Border);
  overflow: hidden;
  background: var(--Card-B-G);
}

details.page-about__faq-item summary.page-about__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;
  color: var(--Text-Main);
}

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

details.page-about__faq-item summary.page-about__faq-question:hover {
  background: var(--Deep-Green);
}

.page-about__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--Text-Main);
}

.page-about__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--Glow);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-about__faq-item .page-about__faq-answer {
  padding: 0 20px 20px;
  background: var(--Background);
  border-radius: 0 0 5px 5px;
  color: var(--Text-Secondary);
}

.page-about__faq-answer p {
  margin: 0;
  color: var(--Text-Secondary);
}

/* CTA Bottom Section */
.page-about__cta-bottom-section {
  text-align: center;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-about__section-title {
    font-size: 32px;
  }
  .page-about__hero-content {
    margin-top: -80px;
    padding: 30px;
  }
  .page-about__main-title {
    font-size: clamp(2rem, 3.5vw, 3rem);
  }
  .page-about__intro-text {
    font-size: 18px;
  }
  .page-about__card-title, .page-about__value-title, .page-about__feature-title, .page-about__game-title, .page-about__channel-title, .page-about__point-title {
    font-size: 20px;
  }
  .page-about__timeline-year {
    font-size: 22px;
  }
}

@media (max-width: 768px) {
  .page-about__section-spacing {
    padding: 40px 0;
  }
  .page-about__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }
  .page-about__description {
    font-size: 16px;
    margin-bottom: 20px;
    padding: 0 10px;
  }

  /* HERO 主图区域 */
  .page-about__hero-image-wrapper {
    height: 300px;
  }
  .page-about__hero-image {
    object-fit: contain !important; /* Force contain for mobile */
    aspect-ratio: unset !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-about__hero-content {
    margin-top: -60px;
    padding: 20px 15px;
    border-radius: 8px;
  }
  .page-about__main-title {
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-about__intro-text {
    font-size: 16px;
    margin-bottom: 20px;
  }
  .page-about__cta-buttons {
    flex-direction: column;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    padding: 0 15px;
  }
  
  /* 按钮与按钮容器 */
  .page-about__btn-primary, .page-about__btn-secondary,
  .page-about__btn-link, .page-about__btn-contact,
  .page-about a[class*="button"], .page-about a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding: 12px 15px;
    font-size: 16px;
  }
  .page-about__cta-buttons, .page-about__button-group, .page-about__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
  }

  /* 通用图片与容器 */
  .page-about img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-about__container, .page-about__card, .page-about__section, .page-about__value-item, .page-about__feature-item, .page-about__game-card, .page-about__channel-item, .page-about__point-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-about__card-image, .page-about__game-image, .page-about__content-image {
    margin-left: auto !important;
    margin-right: auto !important;
  }

  /* Products/Games grid (not gameshow, but similar grid structure) */
  .page-about__content-grid, .page-about__values-grid, .page-about__security-features, .page-about__games-grid, .page-about__support-channels, .page-about__responsibility-points {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-about__games-grid {
    overflow-x: hidden;
  }

  /* History timeline */
  .page-about__history-timeline {
    padding-left: 0;
    border-left: none;
  }
  .page-about__timeline-item {
    padding-left: 0;
    text-align: center;
  }
  .page-about__timeline-item::before {
    left: 50%;
    transform: translateX(-50%);
    top: -15px;
    border: 4px solid var(--Background);
    box-shadow: 0 0 0 3px var(--Deep-Green);
  }
  .page-about__timeline-year {
    margin-top: 10px;
  }

  /* FAQ */
  details.page-about__faq-item summary.page-about__faq-question {
    padding: 15px;
  }
  .page-about__faq-qtext {
    font-size: 16px;
  }
  .page-about__faq-toggle {
    font-size: 20px;
    width: 24px;
    height: 24px;
  }
  details.page-about__faq-item .page-about__faq-answer {
    padding: 0 15px 15px;
  }
}