/* 🚨 桌面端HERO主图区域样式（必须严格遵守） */
/* 🚨 留白只做一处：若 shared 已设置 body 的 padding-top: var(--header-offset)，则 hero 禁止再写 padding-top: var(--header-offset)；仅用约 10px 级顶距，避免与 body 双倍留白 */
.page-index__hero-section {
  position: relative;
  padding-bottom: 0;
  padding-left: 0;
  padding-right: 0;
  padding-top: 10px; /* shared 已给 body 留白：约 10px 级；若 shared 未给 body 留白则改为 var(--header-offset, 120px) */
  margin-top: 0;
  background-color: var(--bg-color);
}

.page-index__hero-container {
  position: relative;
  margin: 0 auto;
  width: 100%;
}

.page-index__hero-image {
  width: 100%;
  margin: 0;
}

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

/* 🚨 产品展示图区域样式（必须严格遵守） */
.page-index__products-section {
  width: 100%;
  padding: 60px 20px;
  background-color: var(--bg-color);
  color: var(--text-main);
}

.page-index__products-container {
  max-width: 1400px;
  margin: 0 auto;
  /* 桌面端：使用grid布局，让两个子网格并排显示 */
  display: grid;
  grid-template-columns: 4fr 2fr; /* 前4个占4列，后2个占2列 */
  gap: 20px;
}

/* 桌面端：6列网格，所有卡片排成一行 */
.page-index__products-grid {
  display: grid;
  gap: 20px;
}

/* 桌面端：前4张图显示为4列 */
.page-index__products-grid--small {
  grid-template-columns: repeat(4, 1fr);
}

/* 桌面端：后2张图显示为2列 */
.page-index__products-grid--large {
  grid-template-columns: repeat(2, 1fr);
}

.page-index__product-card {
  width: 100%;
  max-width: 300px; /* 🚨 最宽不超过300px */
  border-radius: 0; /* 禁止圆角，只展示图片 */
  overflow: hidden;
  background: transparent;
  box-shadow: none; /* 禁止投影/阴影 */
  transition: transform 0.3s ease;
}

.page-index__product-card:hover {
  transform: translateY(-3px); /* Chỉ cho phép di chuyển nhẹ lên, cấm đổ bóng */
}

.page-index__product-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.page-index__product-card-image {
  width: 100%;
  max-width: 300px; /* 🚨 最宽不超过300px */
  overflow: hidden;
}

.page-index__product-card-image img {
  max-width: 100%;
  width: 100%;
  height: auto; /* 🚨 保持图片原始宽高比，禁止固定高度或 object-fit: cover 裁切 */
  display: block;
  border-radius: 0; /* Đảm bảo không có bo góc */
}

/* Common styles */
.page-index__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.page-index__section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.page-index__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gold);
  border-radius: 5px;
}

.page-index__main-title {
  font-size: clamp(28px, 3.5vw, 48px); /* H1 font size with clamp */
  font-weight: 800;
  line-height: 1.2;
  color: var(--gold);
  text-align: center;
  margin-bottom: 20px;
}

.page-index__intro-text {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

.page-index__intro-section {
  padding: 80px 0;
  background-color: var(--bg-color);
  color: var(--text-main);
}

.page-index__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-index__feature-item {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
}

.page-index__feature-title {
  font-size: 22px;
  color: var(--text-main);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-index__feature-item p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-index__quick-access-section {
  padding: 80px 0;
  background-color: var(--deep-green);
  color: var(--text-main);
}

.page-index__access-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.page-index__access-button {
  display: block;
  padding: 15px 25px;
  border-radius: 8px;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  color: var(--text-main);
  transition: all 0.3s ease;
  background: var(--button-gradient);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
  border: none;
}

.page-index__access-button:hover {
  transform: translateY(-3px);
  opacity: 0.9;
}

.page-index__games-section {
  padding: 80px 0;
  background-color: var(--bg-color);
  color: var(--text-main);
}

.page-index__game-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.page-index__game-category {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-index__game-category-title {
  font-size: 24px;
  color: var(--text-main);
  margin-bottom: 20px;
  font-weight: 700;
}

.page-index__game-category-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
  object-fit: cover;
}

.page-index__game-category p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 25px;
}

.page-index__btn-primary {
  display: inline-block;
  padding: 12px 25px;
  background: var(--button-gradient);
  color: #ffffff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

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

.page-index__promotions-section {
  padding: 80px 0;
  background-color: var(--deep-green);
  color: var(--text-main);
}

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

.page-index__promo-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  transition: transform 0.3s ease;
}

.page-index__promo-card:hover {
  transform: translateY(-5px);
}

.page-index__promo-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.page-index__promo-title {
  font-size: 20px;
  color: var(--text-main);
  padding: 20px 20px 10px;
  font-weight: 700;
}

.page-index__promo-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 0 20px 20px;
}

.page-index__btn-secondary {
  display: inline-block;
  padding: 10px 20px;
  background: transparent;
  color: var(--glow);
  text-decoration: none;
  border: 2px solid var(--glow);
  border-radius: 8px;
  font-weight: 600;
  margin: 0 20px 20px;
  transition: all 0.3s ease;
}

.page-index__btn-secondary:hover {
  background: var(--glow);
  color: var(--bg-color);
}

.page-index__cta-buttons {
  text-align: center;
  margin-top: 50px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.page-index__security-support-section {
  padding: 80px 0;
  background-color: var(--bg-color);
  color: var(--text-main);
}

.page-index__security-support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.page-index__info-block {
  background-color: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-index__info-title {
  font-size: 22px;
  color: var(--text-main);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-index__info-block p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.page-index__info-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
}

/* FAQ Section */
.page-index__faq-section {
  padding: 80px 0;
  background-color: var(--deep-green);
  color: var(--text-main);
}

.page-index__faq-list {
  max-width: 900px;
  margin: 0 auto;
}

details.page-index__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--card-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

details.page-index__faq-item summary.page-index__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color 0.3s ease;
  color: var(--text-main);
  font-weight: 600;
}

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

details.page-index__faq-item summary.page-index__faq-question:hover {
  background: rgba(var(--primary-color-rgb), 0.1);
}

.page-index__faq-qtext {
  flex: 1;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main);
}

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

details.page-index__faq-item .page-index__faq-answer {
  padding: 0 25px 20px;
  background: rgba(var(--primary-color-rgb), 0.05);
  border-radius: 0 0 10px 10px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
}

/* Blog Section */
.page-index__blog-section {
  padding: 80px 0;
  background-color: var(--bg-color);
  color: var(--text-main);
}

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

.page-index__blog-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  transition: transform 0.3s ease;
}

.page-index__blog-card:hover {
  transform: translateY(-5px);
}

.page-index__blog-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.page-index__blog-content {
  padding: 20px;
}

.page-index__blog-title {
  font-size: 20px;
  margin-bottom: 10px;
  font-weight: 700;
}

.page-index__blog-title a {
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-index__blog-title a:hover {
  color: var(--gold);
}

.page-index__blog-meta {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

.page-index__blog-excerpt {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* All images responsive base */
.page-index img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* All button responsive base */
.page-index__cta-button,
.page-index__btn-primary,
.page-index__btn-secondary,
.page-index a[class*="button"],
.page-index a[class*="btn"] {
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-index__cta-buttons,
.page-index__button-group,
.page-index__btn-container,
.page-index__access-links {
  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: 1024px) {
  .page-index__products-container {
    grid-template-columns: 1fr; /* 移动端：两个网格垂直排列 */
  }
  
  .page-index__products-grid--small {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-index__products-grid--large {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-index__section-title {
    font-size: 28px;
  }

  .page-index__intro-text {
    font-size: 16px;
  }

  .page-index__features-grid,
  .page-index__game-categories,
  .page-index__promo-grid,
  .page-index__security-support-grid,
  .page-index__blog-grid {
    gap: 20px;
  }

  .page-index__feature-title, .page-index__game-category-title, .page-index__promo-title, .page-index__info-title {
    font-size: 20px;
  }

  .page-index__access-links {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-index__hero-image img {
    height: 400px; /* Adjust height for tablet */
    object-fit: cover;
    object-position: center;
  }
}

@media (max-width: 768px) {
  /* 🚨 HERO 主图区域 */
  .page-index__hero-section {
    padding-bottom: 0;
    padding-left: 0;
    padding-right: 0;
    padding-top: 10px !important; /* shared 已给 body 留白：约 10px 级，禁止 var(--header-offset) */
    margin-top: 0;
  }
  
  .page-index__hero-image img {
    width: 100%;
    height: 300px; /* Adjusted height for mobile */
    object-fit: cover;
    object-position: center;
  }

  /* 🚨 产品展示图区域不超出视口，禁止横向滚动 */
  .page-index__products-section {
    padding: 40px 15px;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  
  .page-index__products-container {
    grid-template-columns: 1fr;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  
  /* 🚨 前面4张图 - 4宫格布局（2x2），保持图片原始宽高比，最宽300px */
  .page-index__products-grid--small {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  .page-index__products-grid--small .page-index__product-card,
  .page-index__products-grid--small .page-index__product-card-image {
    max-width: 100%; /* Allow cards to fill grid column, grid item itself has max-width */
  }
  
  .page-index__products-grid--small .page-index__product-card-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important; /* 保持图片原始宽高比 */
  }
  
  /* 🚨 后面2张大图 - Mỗi cái chiếm một hàng riêng, giữ tỷ lệ khung hình gốc của hình ảnh, tối đa 300px */
  .page-index__products-grid--large {
    grid-template-columns: 1fr;
    gap: 15px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  
  .page-index__products-grid--large .page-index__product-card,
  .page-index__products-grid--large .page-index__product-card-image {
    max-width: 100%; /* Allow cards to fill grid column */
  }
  
  .page-index__products-grid--large .page-index__product-card-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important; /* Giữ tỷ lệ khung hình gốc của hình ảnh */
  }

  /* 🚨 通用图片与容器 */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-index__section,
  .page-index__card,
  .page-index__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-index__section-title {
    font-size: 24px;
    margin-bottom: 30px;
  }

  .page-index__intro-section,
  .page-index__quick-access-section,
  .page-index__games-section,
  .page-index__promotions-section,
  .page-index__security-support-section,
  .page-index__faq-section,
  .page-index__blog-section {
    padding: 40px 0;
  }

  .page-index__main-title {
    font-size: clamp(24px, 7vw, 36px);
  }

  .page-index__intro-text {
    font-size: 15px;
    margin-bottom: 30px;
  }

  .page-index__features-grid {
    grid-template-columns: 1fr;
  }

  .page-index__access-links {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .page-index__game-categories {
    grid-template-columns: 1fr;
  }

  .page-index__promo-grid {
    grid-template-columns: 1fr;
  }

  .page-index__security-support-grid {
    grid-template-columns: 1fr;
  }

  .page-index__promo-image,
  .page-index__blog-image {
    height: 180px;
  }

  details.page-index__faq-item summary.page-index__faq-question {
    padding: 15px;
  }

  .page-index__faq-qtext {
    font-size: 16px;
  }

  details.page-index__faq-item .page-index__faq-answer {
    padding: 0 15px 15px;
  }

  /* 🚨 按钮与按钮容器 */
  .page-index__cta-button,
  .page-index__btn-primary,
  .page-index__btn-secondary,
  .page-index a[class*="button"],
  .page-index 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-left: 15px;
    padding-right: 15px;
  }
  
  .page-index__cta-buttons,
  .page-index__button-group,
  .page-index__btn-container,
  .page-index__access-links {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-wrap: wrap !important;
    gap: 10px;
    flex-direction: column; /* Ensure vertical stacking for cta buttons */
  }

  .page-index__cta-buttons {
    display: flex;
    flex-direction: column; 
  }

  /* 🚨 其他内容模块（例如博客卡片） */
  .page-index__blog-card .page-index__blog-content {
    padding: 15px;
  }
  .page-index__blog-title {
    font-size: 18px;
  }
  .page-index__blog-excerpt {
    font-size: 14px;
  }
}