/* Base styles for the Khuyến Mãi page */
.page-khuyen-mai {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light backgrounds */
  background-color: #FFFFFF; /* Body background from shared.css */
}

.page-khuyen-mai__dark-section {
  background-color: #017439;
  color: #ffffff;
}

.page-khuyen-mai__light-bg {
  background-color: #ffffff;
  color: #333333;
}

.page-khuyen-mai__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.page-khuyen-mai__hero-section {
  padding-top: 10px; /* Small top padding, body handles header offset */
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-khuyen-mai__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-height: 600px;
}

.page-khuyen-mai__hero-content {
  position: relative; /* Ensure content is below image */
  text-align: center;
  padding: 40px 20px;
  max-width: 900px;
  margin: 0 auto;
  background-color: rgba(255, 255, 255, 0.95); /* Slightly opaque background for text */
  border-radius: 8px;
  transform: translateY(-50px); /* Pull up slightly to overlap background, but not image */
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  color: #333333;
}

.page-khuyen-mai__main-title {
  font-size: clamp(2em, 3.5vw, 3em);
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 15px;
  color: #017439;
}

.page-khuyen-mai__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-khuyen-mai__cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}

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

.page-khuyen-mai__btn-primary {
  background-color: #C30808; /* Register color */
  color: #FFFF00; /* Register/Login font color */
  border: 2px solid #C30808;
}

.page-khuyen-mai__btn-primary:hover {
  background-color: #a00606;
  border-color: #a00606;
}

.page-khuyen-mai__btn-secondary {
  background-color: #017439;
  color: #ffffff;
  border: 2px solid #017439;
}

.page-khuyen-mai__btn-secondary:hover {
  background-color: #005a2e;
  border-color: #005a2e;
}

.page-khuyen-mai__section-title {
  font-size: 2.5em;
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: #017439;
}

.page-khuyen-mai__dark-section .page-khuyen-mai__section-title {
  color: #ffffff;
}

.page-khuyen-mai__text-block {
  font-size: 1.05em;
  margin-bottom: 20px;
  text-align: justify;
}

.page-khuyen-mai__image-full-width {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 30px;
  border-radius: 8px;
}

.page-khuyen-mai__image-center {
  display: block;
  margin: 30px auto;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

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

.page-khuyen-mai__promo-card {
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  height: 100%;
  color: #333333;
}

.page-khuyen-mai__card-title {
  font-size: 1.6em;
  font-weight: bold;
  margin-bottom: 15px;
  color: #017439;
}

.page-khuyen-mai__card-text {
  font-size: 1em;
  margin-bottom: 20px;
  flex-grow: 1;
}

.page-khuyen-mai__btn-outline {
  display: inline-block;
  padding: 10px 20px;
  border: 2px solid #017439;
  color: #017439;
  background-color: transparent;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: all 0.3s ease;
  margin-top: auto;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-khuyen-mai__btn-outline:hover {
  background-color: #017439;
  color: #ffffff;
}

.page-khuyen-mai__card-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-top: 20px;
  margin-bottom: 20px;
  object-fit: cover;
  min-height: 200px; /* Ensure minimum size */
}

.page-khuyen-mai__steps-list {
  list-style-type: decimal;
  padding-left: 25px;
  margin-bottom: 30px;
}

.page-khuyen-mai__steps-list li {
  margin-bottom: 15px;
  font-size: 1.05em;
}

.page-khuyen-mai__steps-list li strong {
  color: #017439;
}

.page-khuyen-mai__benefits-list {
  list-style-type: disc;
  padding-left: 25px;
  margin-bottom: 30px;
  color: #ffffff;
}

.page-khuyen-mai__benefits-list li {
  margin-bottom: 10px;
  font-size: 1.05em;
}

.page-khuyen-mai__benefits-list li strong {
  color: #FFFF00;
}

.page-khuyen-mai__faq-list {
  margin-top: 30px;
}

.page-khuyen-mai__faq-item {
  background-color: #f9f9f9;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #333333;
}

.page-khuyen-mai__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.2em;
  font-weight: bold;
  cursor: pointer;
  background-color: #f0f0f0;
  color: #017439;
  list-style: none; /* For details/summary */
}

.page-khuyen-mai__faq-question::-webkit-details-marker {
  display: none;
}

.page-khuyen-mai__faq-qtext {
  flex-grow: 1;
}

.page-khuyen-mai__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 15px;
  transition: transform 0.3s ease;
}

.page-khuyen-mai__faq-item[open] .page-khuyen-mai__faq-toggle {
  transform: rotate(45deg);
}

.page-khuyen-mai__faq-answer {
  padding: 15px 25px;
  font-size: 1.0em;
  border-top: 1px solid #e0e0e0;
  background-color: #ffffff;
}

.page-khuyen-mai__faq-answer p {
  margin: 0;
}

.page-khuyen-mai__conclusion-section {
  padding: 60px 20px;
  text-align: center;
}

.page-khuyen-mai__cta-wrapper {
  margin-top: 40px;
}

.page-khuyen-mai__btn-large {
  padding: 15px 35px;
  font-size: 1.2em;
}

.page-khuyen-mai__copyright-section {
  padding: 20px;
  text-align: center;
  font-size: 0.9em;
  color: #666666;
  border-top: 1px solid #e0e0e0;
}

/* --- General Image & Container Responsiveness --- */
.page-khuyen-mai img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-khuyen-mai__section,
.page-khuyen-mai__card,
.page-khuyen-mai__container {
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

/* --- Placeholder styles for modules not present on this page but required in CSS --- */
.page-khuyen-mai__home-content { /* Long text gold frame area */
  /* Not directly used on this page, but placeholder for CSS structure */
  border: none;
  border-radius: 0;
  height: auto;
  overflow-y: visible;
  padding: 0;
}
.page-khuyen-mai__row-games, .page-khuyen-mai__row-sport, .page-khuyen-mai__row-coop { /* Game/Sport/Coop rows */
  /* Not directly used on this page, but placeholder for CSS structure */
  background-color: transparent;
  padding: 0;
  max-width: none;
  margin: 0;
}
.page-khuyen-mai__games-title, .page-khuyen-mai__sport-title, .page-khuyen-mai__coop-title { /* Titles for game/sport/coop */
  /* Not directly used on this page, but placeholder for CSS structure */
  color: inherit;
  text-align: inherit;
}
.page-khuyen-mai__slider-wrapper { /* Game carousel wrapper */
  /* Not directly used on this page, but placeholder for CSS structure */
  overflow: visible;
}
.page-khuyen-mai__slider-track { /* Game carousel track */
  /* Not directly used on this page, but placeholder for CSS structure */
  display: block; /* Override flex for non-carousel use */
  flex-wrap: wrap;
  gap: 0;
}
.page-khuyen-mai__game-slide { /* Game slide item */
  /* Not directly used on this page, but placeholder for CSS structure */
  flex: 1 1 auto;
  max-width: 100%;
}
.page-khuyen-mai__banners-top-wrapper { /* Partner grid */
  /* Not directly used on this page, but placeholder for CSS structure */
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}
.page-khuyen-mai__banner-item img { /* Partner image */
  /* Not directly used on this page, but placeholder for CSS structure */
  
  
  object-fit: contain;
  margin: 0 auto;
  display: block;
}
.page-khuyen-mai__blog-masonry { /* Blog masonry layout */
  /* Not directly used on this page, but placeholder for CSS structure */
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}
.page-khuyen-mai__blog-card-link { /* Blog card link */
  /* Not directly used on this page, but placeholder for CSS structure */
  display: flex;
  flex-direction: column;
  height: 100%;
}
.page-khuyen-mai__btn-outline { /* Common outline button */
  /* Used on this page, but also a placeholder */
  margin-top: auto;
}
.page-khuyen-mai__blog-slider-track { /* Blog slider track */
  /* Not directly used on this page, but placeholder for CSS structure */
  display: flex;
  flex-wrap: nowrap;
  gap: 20px;
}
.page-khuyen-mai__blog-slide { /* Blog slide item */
  /* Not directly used on this page, but placeholder for CSS structure */
  flex: 0 0 calc(33.333% - 14px);
  max-width: calc(33.333% - 14px);
}

/* --- Responsive Styles for Mobile (max-width: 768px) --- */
@media (max-width: 768px) {
  .page-khuyen-mai {
    font-size: 15px;
    line-height: 1.5;
  }

  /* HERO 主图区域 */
  .page-khuyen-mai__hero-section {
    padding-top: 10px !important; /* Small top padding, body handles header offset */
  }

  .page-khuyen-mai__hero-image {
    max-height: 300px !important;
  }

  .page-khuyen-mai__hero-content {
    padding: 20px 15px !important;
    transform: translateY(-30px) !important;
  }

  .page-khuyen-mai__main-title {
    font-size: 1.8em !important;
    margin-bottom: 10px !important;
  }

  .page-khuyen-mai__description {
    font-size: 1em !important;
    margin-bottom: 20px !important;
  }

  .page-khuyen-mai__cta-buttons {
    flex-direction: column !important;
    gap: 10px !important;
  }

  /* 长文金框区 - Not directly used, but for structure */
  .page-khuyen-mai__home-content {
    height: auto !important;
    overflow-y: visible !important;
    padding: 15px !important;
  }

  /* 游戏轮播 - Not directly used, but for structure */
  .page-khuyen-mai__slider-track {
    display: flex !important;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    padding-bottom: 10px;
  }
  .page-khuyen-mai__game-slide {
    flex: 0 0 80% !important; /* Single card width */
    max-width: 80% !important;
    scroll-snap-align: start;
  }

  /* 合作品牌六宫格 */
  .page-khuyen-mai__banners-top-wrapper {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important; /* 3 columns */
    gap: 8px !important;
  }
  .page-khuyen-mai__banner-item img {
    
    
  }

  /* 博客卡片区 */
  .page-khuyen-mai__blog-masonry {
    grid-template-columns: 1fr !important; /* Single column */
    gap: 20px !important;
  }
  .page-khuyen-mai__blog-slider-track {
    display: flex !important;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    padding-bottom: 10px;
  }
  .page-khuyen-mai__blog-slide {
    flex: 0 0 90% !important; /* Single card width */
    max-width: 90% !important;
    scroll-snap-align: start;
  }

  /* 通用图片与容器 */
  .page-khuyen-mai img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-khuyen-mai__section,
  .page-khuyen-mai__card,
  .page-khuyen-mai__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 按钮与按钮容器 */
  .page-khuyen-mai__cta-button,
  .page-khuyen-mai__btn-primary,
  .page-khuyen-mai__btn-secondary,
  .page-khuyen-mai a[class*="button"],
  .page-khuyen-mai a[class*="btn"],
  .page-khuyen-mai__btn-outline {
    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-khuyen-mai__cta-buttons,
  .page-khuyen-mai__button-group,
  .page-khuyen-mai__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 !important;
    flex-direction: column !important; /* Ensure vertical stacking for CTA group */
  }

  /* Specific sections */
  .page-khuyen-mai__section-title {
    font-size: 1.8em !important;
    margin-bottom: 25px !important;
  }

  .page-khuyen-mai__grid-promotions {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  .page-khuyen-mai__promo-card {
    padding: 20px !important;
  }

  .page-khuyen-mai__card-title {
    font-size: 1.4em !important;
  }

  .page-khuyen-mai__faq-question {
    padding: 15px 20px !important;
    font-size: 1em !important;
  }

  .page-khuyen-mai__faq-answer {
    padding: 10px 20px !important;
  }
}