.page-index {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #F2FFF6; /* Text Main */
  background-color: #08160F; /* Background */
}

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

.page-index__section-title {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 20px;
  color: #F2FFF6; /* Text Main */
}

.page-index__section-description {
  font-size: 18px;
  text-align: center;
  margin-bottom: 40px;
  color: #A7D9B8; /* Text Secondary */
}

.page-index__button {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-index__button--primary {
  background: linear-gradient(180deg, #2AD16F 0%, #13994A 100%); /* Button */
  color: #F2FFF6; /* Text Main */
  border: none;
}

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

.page-index__button--secondary {
  background: #11271B; /* Card B G */
  color: #2AD16F; /* Button top gradient color for contrast */
  border: 1px solid #2E7A4E; /* Border */
}

.page-index__button--secondary:hover {
  transform: translateY(-2px);
  background: #1E3A2A; /* Divider */
}

.page-index__button--small {
  padding: 8px 18px;
  font-size: 14px;
}

.page-index__dark-section {
  background-color: #08160F; /* Background */
  color: #F2FFF6; /* Text Main */
}

/* HERO主图区域样式 */
.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 */
  margin-top: 0;
  background-color: #08160F;
}

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

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

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

/* Sản phẩm trưng bày khu vực */
.page-index__products-section {
  width: 100%;
  padding: 60px 20px;
  background-color: #08160F; /* Background */
  box-sizing: border-box;
}

.page-index__products-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 4fr 2fr; /* 前4个占4列，后2个占2列 */
  gap: 20px;
  box-sizing: border-box;
}

.page-index__products-grid {
  display: grid;
  gap: 20px;
}

.page-index__products-grid--small {
  grid-template-columns: repeat(4, 1fr);
}

.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;
  overflow: hidden;
  background: transparent;
  box-shadow: none;
  transition: transform 0.3s ease;
}

.page-index__product-card:hover {
  transform: translateY(-3px);
}

.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 */
  display: block;
}

/* Module 1: Giới thiệu trang chủ */
.page-index__introduction-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
  color: #F2FFF6; /* Text Main */
}

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

.page-index__intro-item {
  background-color: #11271B; /* Card B G */
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  border: 1px solid #2E7A4E; /* Border */
}

.page-index__intro-heading {
  font-size: 24px;
  color: #57E38D; /* Glow */
  margin-bottom: 15px;
}

/* Module 2: Lối vào truy cập nhanh & Liên kết dự phòng */
.page-index__quick-access-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
  text-align: center;
}

.page-index__access-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

/* Module 3: Giới thiệu trò chơi/dịch vụ cốt lõi */
.page-index__core-games-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
}

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

.page-index__game-card {
  background-color: #11271B; /* Card B G */
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  border: 1px solid #2E7A4E; /* Border */
}

.page-index__game-title {
  font-size: 22px;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 10px;
}

.page-index__game-description {
  font-size: 16px;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
}

/* Module 4: Ưu đãi độc quyền */
.page-index__promotions-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
}

.page-index__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-index__promo-card {
  background-color: #11271B; /* Card B G */
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  border: 1px solid #2E7A4E; /* Border */
}

.page-index__promo-title {
  font-size: 20px;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 10px;
}

.page-index__promo-description {
  font-size: 15px;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
}

.page-index__view-all-promos {
  text-align: center;
  margin-top: 40px;
}

/* Module 5: An toàn và Dịch vụ khách hàng */
.page-index__security-cs-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
}

.page-index__security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-index__security-item {
  background-color: #11271B; /* Card B G */
  padding: 25px;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  border: 1px solid #2E7A4E; /* Border */
}

.page-index__security-heading {
  font-size: 20px;
  color: #F2FFF6; /* Text Main */
  margin-bottom: 10px;
}

/* Module 6: Câu hỏi thường gặp (FAQ) */
.page-index__faq-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
}

.page-index__faq-list {
  margin-top: 50px;
}

details.page-index__faq-item {
  margin-bottom: 15px;
  border-radius: 8px;
  border: 1px solid #2E7A4E; /* Border */
  overflow: hidden;
  background: #11271B; /* Card B G */
}

details.page-index__faq-item summary.page-index__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: #F2FFF6; /* Text Main */
}

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: #1E3A2A; /* Divider */
}

.page-index__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}

.page-index__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #57E38D; /* Glow */
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}

details.page-index__faq-item .page-index__faq-answer {
  padding: 0 20px 20px;
  background: #0A4B2C; /* Deep Green */
  border-radius: 0 0 8px 8px;
  color: #A7D9B8; /* Text Secondary */
}

.page-index__faq-answer p {
  margin: 0;
  font-size: 16px;
}

/* Module 7: Nội dung blog mới nhất */
.page-index__blog-section {
  padding: 80px 20px;
  background-color: #08160F; /* Background */
}

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

.page-index__blog-card {
  background-color: #11271B; /* Card B G */
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 1px solid #2E7A4E; /* Border */
  transition: transform 0.3s ease;
}

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

.page-index__blog-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

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

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

.page-index__blog-title {
  font-size: 20px;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-index__blog-title a {
  color: #F2FFF6; /* Text Main */
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-index__blog-title a:hover {
  color: #57E38D; /* Glow */
}

.page-index__blog-date {
  font-size: 14px;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 15px;
}

.page-index__blog-excerpt {
  font-size: 16px;
  color: #A7D9B8; /* Text Secondary */
  margin-bottom: 20px;
}

.page-index__view-all-posts {
  text-align: center;
  margin-top: 40px;
}

/* Copyright */
.page-index__footer-copyright {
  background-color: #08160F; /* Background */
  color: #A7D9B8; /* Text Secondary */
  text-align: center;
  padding: 30px 20px;
  font-size: 14px;
  border-top: 1px solid #1E3A2A; /* Divider */
}

/* Common image responsive styles */
.page-index img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-index__section-title {
    font-size: 32px;
  }
  .page-index__section-description {
    font-size: 16px;
  }
  .page-index__products-container {
    grid-template-columns: 1fr; /* Stack product grids vertically */
  }
  .page-index__products-grid--small {
    grid-template-columns: repeat(2, 1fr); /* 2x2 for small grid */
    max-width: 620px;
    margin: 0 auto;
  }
  .page-index__products-grid--large {
    grid-template-columns: repeat(2, 1fr); /* 2 columns for large grid */
    max-width: 620px;
    margin: 0 auto;
  }
  .page-index__intro-heading,
  .page-index__game-title,
  .page-index__promo-title,
  .page-index__security-heading {
    font-size: 20px;
  }
  .page-index__faq-qtext {
    font-size: 17px;
  }
  .page-index__blog-title {
    font-size: 18px;
  }
}

@media (max-width: 768px) {
  /* HERO主图区域 */
  .page-index__hero-section {
    padding-top: 10px !important;
    padding-bottom: 0;
    padding-left: 0;
    padding-right: 0;
  }

  /* Sản phẩm trưng bày khu vực */
  .page-index__products-section {
    padding: 40px 15px;
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
    box-sizing: border-box !important;
  }
  .page-index__products-container {
    grid-template-columns: 1fr !important;
    gap: 15px;
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
    box-sizing: border-box !important;
  }
  .page-index__products-grid--small {
    grid-template-columns: repeat(2, 1fr) !important; /* 2x2 grid */
    gap: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    margin: 0 auto;
  }
  .page-index__products-grid--small .page-index__product-card,
  .page-index__products-grid--small .page-index__product-card-image {
    max-width: 100% !important; /* Ensure cards are responsive within their grid cell */
  }
  .page-index__products-grid--small .page-index__product-card-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index__products-grid--large {
    grid-template-columns: 1fr !important; /* Each large card on its own row */
    gap: 15px;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    margin: 0 auto;
  }
  .page-index__products-grid--large .page-index__product-card,
  .page-index__products-grid--large .page-index__product-card-image {
    max-width: 100% !important; /* Ensure cards are responsive within their grid cell */
  }
  .page-index__products-grid--large .page-index__product-card-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* General images */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-index__blog-image {
    height: 180px;
  }
  
  /* Buttons and button containers */
  .page-index__button,
  .page-index__button--primary,
  .page-index__button--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__access-links,
  .page-index__view-all-promos,
  .page-index__view-all-posts {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 10px;
  }

  /* Other content modules */
  .page-index__container {
    padding: 20px 15px;
  }
  .page-index__section-title {
    font-size: 28px;
  }
  .page-index__section-description {
    font-size: 15px;
  }
  .page-index__intro-content,
  .page-index__games-grid,
  .page-index__promo-grid,
  .page-index__security-grid,
  .page-index__blog-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }
  .page-index__intro-item,
  .page-index__game-card,
  .page-index__promo-card,
  .page-index__security-item,
  .page-index__blog-card {
    padding: 20px;
  }
  .page-index__intro-heading,
  .page-index__game-title,
  .page-index__promo-title,
  .page-index__security-heading {
    font-size: 18px;
  }
  details.page-index__faq-item summary.page-index__faq-question {
    padding: 15px;
  }
  .page-index__faq-qtext {
    font-size: 16px;
  }
  .page-index__faq-toggle {
    font-size: 20px;
    width: 24px;
    margin-left: 10px;
  }
  details.page-index__faq-item .page-index__faq-answer {
    padding: 0 15px 15px;
  }
  .page-index__faq-answer p {
    font-size: 15px;
  }
  .page-index__blog-excerpt,
  .page-index__blog-date {
    font-size: 14px;
  }
  .page-index__footer-copyright {
    padding: 20px 15px;
  }
}