/* style/sports-rules.css */
:root {
  --primary-color: #007bff;
  --secondary-color: #ffc107;
  --dark-background: #121212;
  --light-text: #ffffff;
  --dark-text: #333333;
  --border-color: #e0e0e0;
}

.page-sports-rules {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--light-text); /* Body background is dark, so text is light */
  background-color: var(--dark-background);
}

/* 🚨 桌面端视频区域样式（必须严格遵守） */
.page-sports-rules__video-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  /* 🚨 必须添加桌面端padding-top，确保内容不被固定导航栏遮挡 */
  padding-top: 10px; /* 桌面端：根据导航栏实际高度调整 */
  background: linear-gradient(135deg, #0056b3, #007bff);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-sports-rules__video-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* 🚨 视频点击链接样式（必须严格遵守） */
.page-sports-rules__video-link {
  display: block;
  text-decoration: none;
  position: relative;
  width: 100%;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-sports-rules__video-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.page-sports-rules__video-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 宽高比 - 🚨 PageSpeed优化：固定宽高比避免布局偏移（CLS） */
  height: 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.page-sports-rules__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 8px;
  object-fit: cover;
  pointer-events: none; /* 防止视频控件阻止点击事件 */
}

/* 🚨 视频点击提示遮罩层样式（可选，增强用户体验） */
.page-sports-rules__video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

.page-sports-rules__video-link:hover .page-sports-rules__video-overlay {
  opacity: 1;
}

.page-sports-rules__video-click-hint {
  color: #ffffff;
  font-size: 18px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  padding: 10px 20px;
  background: rgba(0, 123, 255, 0.8);
  border-radius: 5px;
  white-space: nowrap;
}

/* 🚨 Play Now按钮样式（必须严格遵守，位于视频下方中间位置） */
.page-sports-rules__video-cta {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 30px;
}

.page-sports-rules__play-now-button {
  display: inline-block;
  padding: 15px 40px;
  background: var(--primary-color, #007bff);
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: none;
  cursor: pointer;
}

.page-sports-rules__play-now-button:hover {
  background: var(--secondary-color, #0056b3);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.page-sports-rules__play-now-button:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.page-sports-rules__title-section {
  padding: 80px 20px;
  text-align: center;
  color: var(--light-text);
  background: linear-gradient(to right, #0056b3, var(--primary-color));
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border-bottom: 5px solid var(--secondary-color);
}

.page-sports-rules__title-container {
  max-width: 900px;
  margin: 0 auto;
}

.page-sports-rules__main-title {
  font-size: 3.2em;
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
  color: var(--light-text);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-sports-rules__title-description {
  font-size: 1.3em;
  margin-bottom: 40px;
  opacity: 0.9;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-sports-rules__cta-button {
  display: inline-block;
  padding: 15px 35px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  border-radius: 50px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: center;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-sports-rules__btn-primary {
  background-color: var(--secondary-color);
  color: var(--dark-text);
  border: 2px solid var(--secondary-color);
}

.page-sports-rules__btn-primary:hover {
  background-color: #e6b300;
  border-color: #e6b300;
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-sports-rules__btn-secondary {
  background-color: transparent;
  color: var(--light-text);
  border: 2px solid var(--light-text);
}

.page-sports-rules__btn-secondary:hover {
  background-color: var(--light-text);
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

.page-sports-rules__content-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px 20px;
  background-color: var(--light-text); /* Light background for content */
  color: var(--dark-text); /* Dark text for contrast */
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  margin-top: 40px;
  margin-bottom: 40px;
}

.page-sports-rules__section-title {
  font-size: 2.5em;
  color: var(--primary-color);
  margin-bottom: 30px;
  text-align: center;
  font-weight: 700;
  position: relative;
  padding-bottom: 15px;
}

.page-sports-rules__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
  border-radius: 2px;
}

.page-sports-rules__sub-title {
  font-size: 1.8em;
  color: var(--primary-color);
  margin-top: 40px;
  margin-bottom: 20px;
  font-weight: 600;
}

.page-sports-rules__paragraph {
  margin-bottom: 15px;
  font-size: 1.1em;
  line-height: 1.7;
}

.page-sports-rules__highlight {
  color: var(--primary-color);
  font-weight: bold;
}

.page-sports-rules__list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
  font-size: 1.1em;
}

.page-sports-rules__list-item {
  margin-bottom: 10px;
  color: var(--dark-text);
}

.page-sports-rules__grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
  margin-bottom: 30px;
}

.page-sports-rules__card {
  background: #ffffff;
  color: var(--dark-text);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  padding: 25px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.page-sports-rules__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-sports-rules__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
  max-width: 100%;
  display: block;
}

.page-sports-rules__card-title {
  font-size: 1.5em;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.page-sports-rules__card-text {
  font-size: 1em;
  line-height: 1.6;
}

/* FAQ Section */
.page-sports-rules__faq-section {
  padding: 60px 20px;
  background-color: var(--dark-background);
  color: var(--light-text);
}

.page-sports-rules__faq-container {
  max-width: 900px;
  margin: 0 auto;
}

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

.page-sports-rules__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-sports-rules__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  background: #2a2a2a;
  border: 1px solid #3a3a3a;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-sports-rules__faq-question:hover {
  background: #3a3a3a;
  border-color: #4a4a4a;
}

.page-sports-rules__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.15em;
  font-weight: 600;
  line-height: 1.5;
  color: var(--light-text);
  pointer-events: none; /* 防止h3标签阻止点击事件 */
}

.page-sports-rules__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  line-height: 1;
  color: var(--secondary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* 防止图标阻止点击事件 */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
}

.page-sports-rules__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 25px;
  opacity: 0;
  background: #1f1f1f;
  color: #cccccc;
  border-radius: 0 0 8px 8px;
  font-size: 1em;
}

.page-sports-rules__faq-item.active .page-sports-rules__faq-answer {
  max-height: 2000px !important; /* 🚨 使用!important确保优先级，值足够大以容纳任何内容 */
  padding: 20px 25px !important;
  opacity: 1;
  border-top: 1px solid #3a3a3a;
}

.page-sports-rules__faq-item.active .page-sports-rules__faq-toggle {
  transform: rotate(45deg);
  color: var(--primary-color);
}

/* Brand Section */
.page-sports-rules__brand-section {
  padding: 60px 20px;
  background-color: var(--light-text);
  color: var(--dark-text);
}

.page-sports-rules__brand-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-sports-rules__brand-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-sports-rules__brand-item {
  background: #ffffff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border-color);
  text-align: center;
}

.page-sports-rules__brand-item .page-sports-rules__sub-title {
  color: var(--primary-color);
  font-size: 1.6em;
  margin-top: 20px;
  margin-bottom: 15px;
}

.page-sports-rules__brand-logo, .page-sports-rules__brand-image {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: 15px;
  max-width: 100%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* Blog Section */
.page-sports-rules__blog-section {
  padding: 60px 20px;
  background-color: var(--dark-background);
  color: var(--light-text);
}

.page-sports-rules__blog-container {
  max-width: 1200px;
  margin: 0 auto;
}

.page-sports-rules__blog-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-sports-rules__blog-item {
  background: #1f1f1f;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #333333;
}

.page-sports-rules__blog-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-sports-rules__blog-link {
  display: block;
  text-decoration: none;
  color: var(--light-text);
  padding: 20px;
}

.page-sports-rules__blog-item-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
  max-width: 100%;
  display: block;
}

.page-sports-rules__blog-item-title {
  font-size: 1.4em;
  color: var(--secondary-color);
  margin-bottom: 10px;
  line-height: 1.4;
  font-weight: 600;
}

.page-sports-rules__blog-item-excerpt {
  font-size: 0.95em;
  color: #cccccc;
  margin-bottom: 15px;
}

.page-sports-rules__blog-item-date {
  font-size: 0.85em;
  color: #888888;
}

.page-sports-rules__blog-cta {
  margin-top: 40px;
}

/* 🚨 所有图片的基础响应式样式 */
.page-sports-rules img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 🚨 所有视频的基础响应式样式 */
.page-sports-rules video,
.page-sports-rules__video {
  max-width: 100%;
  width: 100%;
  height: auto;
  display: block;
}

/* 视频容器的基础响应式样式 */
.page-sports-rules__video-section,
.page-sports-rules__video-container,
.page-sports-rules__video-wrapper {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* 🚨 移动端响应式设计（必须严格遵守） */
@media (max-width: 768px) {
  .page-sports-rules__video-section {
    /* 🚨 移动端必须重新设置padding-top，覆盖桌面端样式 */
    padding-top: 10px !important; /* 移动端：根据移动端导航栏实际高度调整 */
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
    /* 🚨 移动端必须确保不超出容器 */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }
  
  .page-sports-rules__video-container {
    /* 🚨 移动端必须确保不超出容器 */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    overflow: hidden !important;
  }
  
  /* 🚨 视频链接移动端适配（必须严格遵守） */
  .page-sports-rules__video-link {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  
  .page-sports-rules__video-wrapper {
    /* 🚨 移动端必须确保不超出容器 */
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    border-radius: 4px;
    overflow: hidden !important;
  }
  
  .page-sports-rules__video {
    /* 🚨 移动端必须确保视频不超出容器 */
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 4px;
    object-fit: contain; /* 移动端使用contain确保视频完整显示且不超出 */
  }
  
  /* 🚨 Play Now按钮移动端响应式适配（必须严格遵守） */
  .page-sports-rules__video-cta {
    margin-top: 20px;
    padding-left: 15px;
    padding-right: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  .page-sports-rules__play-now-button {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 30px !important;
    font-size: 16px !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  
  /* 🚨 视频点击提示遮罩层移动端适配 */
  .page-sports-rules__video-click-hint {
    font-size: 14px !important;
    padding: 8px 16px !important;
  }

  .page-sports-rules__main-title {
    font-size: 2em;
  }

  .page-sports-rules__title-description {
    font-size: 1em;
  }

  .page-sports-rules__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding: 0 15px;
  }

  .page-sports-rules__cta-button {
    width: 100% !important;
    padding: 12px 20px !important;
    font-size: 1em !important;
  }

  .page-sports-rules__content-area,
  .page-sports-rules__faq-section,
  .page-sports-rules__brand-section,
  .page-sports-rules__blog-section {
    padding: 30px 15px;
  }

  .page-sports-rules__section-title {
    font-size: 1.8em;
  }

  .page-sports-rules__sub-title {
    font-size: 1.4em;
  }

  .page-sports-rules__paragraph,
  .page-sports-rules__list-item,
  .page-sports-rules__card-text,
  .page-sports-rules__blog-item-excerpt {
    font-size: 0.95em;
  }

  .page-sports-rules__grid-container,
  .page-sports-rules__brand-content,
  .page-sports-rules__blog-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-sports-rules__card-image {
    height: 150px;
  }

  .page-sports-rules__card-title {
    font-size: 1.2em;
  }

  .page-sports-rules__faq-question {
    padding: 15px 20px;
  }

  .page-sports-rules__faq-question h3 {
    font-size: 1em;
  }

  .page-sports-rules__faq-toggle {
    font-size: 24px;
    width: 24px;
    height: 24px;
  }

  .page-sports-rules__faq-answer {
    padding: 0 20px;
  }
  
  .page-sports-rules__faq-item.active .page-sports-rules__faq-answer {
    padding: 15px 20px !important;
  }

  .page-sports-rules__blog-item-image {
    height: 150px;
  }

  .page-sports-rules__blog-item-title {
    font-size: 1.2em;
  }
  
  /* 🚨 移动端图片强制适配（必须包含） */
  .page-sports-rules img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-sports-rules__section,
  .page-sports-rules__card,
  .page-sports-rules__container,
  .page-sports-rules__brand-item,
  .page-sports-rules__blog-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  
  /* 视频容器移动端适配 */
  .page-sports-rules video,
  .page-sports-rules__video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-sports-rules__video-section,
  .page-sports-rules__video-container,
  .page-sports-rules__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }
  
  /* 视频wrapper在移动端必须确保不超出容器 */
  .page-sports-rules__video-wrapper {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
}