/* style/resources-b52-club-ultimate-guide.css */

:root {
  --page-primary-color: #FFD700;
  --page-secondary-color: #000080;
  --page-text-light: #ffffff;
  --page-text-dark: #333333;
  --page-bg-dark: #0a0a0a;
  --page-card-bg: rgba(255, 255, 255, 0.08);
  --page-border-color: rgba(255, 255, 255, 0.15);
}

.page-resources-b52-club-ultimate-guide {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--page-text-light); /* Dựa trên body background #0a0a0a (dark) */
  background-color: var(--page-bg-dark);
  padding-top: 0; /* HERO section is at the top, no need for padding-top here */
}

.page-resources-b52-club-ultimate-guide__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

/* --- HERO Section --- */
.page-resources-b52-club-ultimate-guide__hero-section {
  position: relative;
  width: 100%;
  padding-bottom: 0;
  padding-left: 0;
  padding-right: 0;
  margin-top: 0; /* Ensures it's at the very top */
}

.page-resources-b52-club-ultimate-guide__hero-container {
  position: relative;
  width: 100%;
  margin: 0 auto;
}

.page-resources-b52-club-ultimate-guide__hero-image {
  width: 100%;
  margin: 0;
}

.page-resources-b52-club-ultimate-guide__hero-image img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
}

/* --- Products Section --- */
.page-resources-b52-club-ultimate-guide__products-section {
  width: 100%;
  padding: 60px 20px;
  background: var(--page-bg-dark);
}

.page-resources-b52-club-ultimate-guide__products-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 4fr 2fr;
  gap: 20px;
}

.page-resources-b52-club-ultimate-guide__products-grid {
  display: grid;
  gap: 20px;
}

.page-resources-b52-club-ultimate-guide__products-grid--small {
  grid-template-columns: repeat(4, 1fr);
}

.page-resources-b52-club-ultimate-guide__products-grid--large {
  grid-template-columns: repeat(2, 1fr);
}

.page-resources-b52-club-ultimate-guide__product-card {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  background: var(--page-card-bg);
  border: 3px solid var(--page-primary-color); /* Gold border */
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-b52-club-ultimate-guide__product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.page-resources-b52-club-ultimate-guide__product-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.page-resources-b52-club-ultimate-guide__product-card-image {
  width: 100%;
  height: 250px; /* Fixed height for desktop */
  overflow: hidden;
}

.page-resources-b52-club-ultimate-guide__product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* --- General Sections & Typography --- */
.page-resources-b52-club-ultimate-guide__section {
  padding: 60px 0;
  background-color: var(--page-bg-dark);
  border-bottom: 1px solid var(--page-border-color);
}

.page-resources-b52-club-ultimate-guide__section--intro {
  padding-top: 120px; /* Adjust for fixed header */
}

.page-resources-b52-club-ultimate-guide__main-title {
  font-size: 3.2em;
  color: var(--page-primary-color);
  text-align: center;
  margin-bottom: 30px;
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.page-resources-b52-club-ultimate-guide__sub-title {
  font-size: 2.2em;
  color: var(--page-primary-color);
  text-align: center;
  margin-bottom: 25px;
  text-shadow: 0 0 8px rgba(255, 215, 0, 0.4);
}

.page-resources-b52-club-ultimate-guide__paragraph {
  font-size: 1.1em;
  margin-bottom: 15px;
  color: var(--page-text-light);
  text-align: justify;
}

.page-resources-b52-club-ultimate-guide__highlight {
  color: var(--page-primary-color);
  font-weight: bold;
}

.page-resources-b52-club-ultimate-guide__link-inline {
  color: var(--page-primary-color);
  text-decoration: underline;
  transition: color 0.3s ease;
}

.page-resources-b52-club-ultimate-guide__link-inline:hover {
  color: #fff;
}

.page-resources-b52-club-ultimate-guide__list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
}

.page-resources-b52-club-ultimate-guide__list-item {
  background: var(--page-card-bg);
  border-left: 5px solid var(--page-primary-color);
  padding: 15px;
  margin-bottom: 10px;
  border-radius: 5px;
  color: var(--page-text-light);
  font-size: 1.05em;
}

/* --- Buttons --- */
.page-resources-b52-club-ultimate-guide__button-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
  margin-bottom: 40px;
}

.page-resources-b52-club-ultimate-guide__btn-primary,
.page-resources-b52-club-ultimate-guide__btn-secondary {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  text-align: center;
  min-width: 180px;
  box-sizing: border-box;
}

.page-resources-b52-club-ultimate-guide__btn-primary {
  background: var(--page-primary-color);
  color: var(--page-secondary-color);
  border: 2px solid var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__btn-primary:hover {
  background: transparent;
  color: var(--page-primary-color);
  box-shadow: 0 0 15px var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__btn-secondary {
  background: var(--page-secondary-color);
  color: var(--page-primary-color);
  border: 2px solid var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__btn-secondary:hover {
  background: var(--page-primary-color);
  color: var(--page-secondary-color);
  box-shadow: 0 0 15px var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__btn-small {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.95em;
  transition: all 0.3s ease;
  text-align: center;
  background: var(--page-primary-color);
  color: var(--page-secondary-color);
  border: 2px solid var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__btn-small:hover {
  background: transparent;
  color: var(--page-primary-color);
  box-shadow: 0 0 10px var(--page-primary-color);
}

/* --- Game Categories --- */
.page-resources-b52-club-ultimate-guide__game-category {
  background: var(--page-card-bg);
  border-radius: 10px;
  padding: 30px;
  margin-bottom: 30px;
  border: 1px solid var(--page-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.page-resources-b52-club-ultimate-guide__game-title {
  font-size: 1.8em;
  color: var(--page-primary-color);
  text-align: center;
  margin-bottom: 20px;
}

.page-resources-b52-club-ultimate-guide__game-image {
  width: 100%;
  max-width: 800px;
  margin: 0 auto 20px auto;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__game-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* --- Promotions Section --- */
.page-resources-b52-club-ultimate-guide__promo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-resources-b52-club-ultimate-guide__promo-card {
  background: var(--page-card-bg);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  border: 1px solid var(--page-border-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-resources-b52-club-ultimate-guide__promo-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}

.page-resources-b52-club-ultimate-guide__promo-image {
  width: 100%;
  height: 200px; /* Fixed height for promo images */
  margin-bottom: 20px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__promo-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-resources-b52-club-ultimate-guide__promo-title {
  font-size: 1.4em;
  color: var(--page-primary-color);
  margin-bottom: 15px;
}

/* --- Security & Features --- */
.page-resources-b52-club-ultimate-guide__feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-resources-b52-club-ultimate-guide__feature-item {
  background: var(--page-card-bg);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  border: 1px solid var(--page-border-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.page-resources-b52-club-ultimate-guide__feature-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 20px auto;
  border-radius: 50%;
  background: var(--page-secondary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--page-primary-color);
  overflow: hidden;
}

.page-resources-b52-club-ultimate-guide__feature-icon img {
  width: 80%;
  height: 80%;
  object-fit: contain;
}

.page-resources-b52-club-ultimate-guide__feature-title {
  font-size: 1.5em;
  color: var(--page-primary-color);
  margin-bottom: 15px;
}

/* --- FAQ Section --- */
.page-resources-b52-club-ultimate-guide__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  overflow: hidden;
  border: 1px solid var(--page-border-color);
  background: var(--page-card-bg);
}

.page-resources-b52-club-ultimate-guide__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 20px;
  opacity: 0;
  color: var(--page-text-light);
}

.page-resources-b52-club-ultimate-guide__faq-item.active .page-resources-b52-club-ultimate-guide__faq-answer {
  max-height: 2000px !important;
  padding: 20px !important;
  opacity: 1;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0 0 5px 5px;
}

.page-resources-b52-club-ultimate-guide__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--page-secondary-color);
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
  color: var(--page-primary-color);
  border: 1px solid var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__faq-question:hover {
  background: #000066;
  border-color: #fff;
}

.page-resources-b52-club-ultimate-guide__faq-question:active {
  background: #00004d;
}

.page-resources-b52-club-ultimate-guide__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 1.2em;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none;
  color: var(--page-primary-color);
}

.page-resources-b52-club-ultimate-guide__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  line-height: 1;
  color: var(--page-primary-color);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--page-primary-color);
  border-radius: 50%;
}

.page-resources-b52-club-ultimate-guide__faq-item.active .page-resources-b52-club-ultimate-guide__faq-toggle {
  color: var(--page-text-light);
  transform: rotate(180deg);
  background: var(--page-primary-color);
}

/* --- Blog Section --- */
.page-resources-b52-club-ultimate-guide__blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.page-resources-b52-club-ultimate-guide__blog-card {
  background: var(--page-card-bg);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--page-border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.page-resources-b52-club-ultimate-guide__blog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
}

.page-resources-b52-club-ultimate-guide__blog-image {
  width: 100%;
  height: 220px; /* Fixed height for blog images */
  overflow: hidden;
}

.page-resources-b52-club-ultimate-guide__blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-resources-b52-club-ultimate-guide__blog-content {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.page-resources-b52-club-ultimate-guide__blog-title {
  font-size: 1.3em;
  margin-bottom: 10px;
  line-height: 1.4;
}

.page-resources-b52-club-ultimate-guide__blog-title a {
  color: var(--page-primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-resources-b52-club-ultimate-guide__blog-title a:hover {
  color: var(--page-text-light);
}

.page-resources-b52-club-ultimate-guide__blog-excerpt {
  font-size: 0.95em;
  color: #cccccc;
  margin-bottom: 15px;
  flex-grow: 1;
}

.page-resources-b52-club-ultimate-guide__blog-date {
  font-size: 0.85em;
  color: #888888;
  text-align: right;
  display: block;
}

.page-resources-b52-club-ultimate-guide__button-wrapper {
  text-align: center;
  margin-top: 40px;
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .page-resources-b52-club-ultimate-guide__main-title {
    font-size: 2.8em;
  }

  .page-resources-b52-club-ultimate-guide__sub-title {
    font-size: 2em;
  }

  .page-resources-b52-club-ultimate-guide__products-container {
    grid-template-columns: 1fr; /* Stack grids vertically */
  }

  .page-resources-b52-club-ultimate-guide__products-grid--small {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-resources-b52-club-ultimate-guide__products-grid--large {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .page-resources-b52-club-ultimate-guide__container {
    padding: 30px 15px;
  }

  .page-resources-b52-club-ultimate-guide__section--intro {
    padding-top: 100px; /* Mobile adjustment for fixed header */
  }

  .page-resources-b52-club-ultimate-guide__main-title {
    font-size: 2.2em;
    margin-bottom: 20px;
  }

  .page-resources-b52-club-ultimate-guide__sub-title {
    font-size: 1.8em;
    margin-bottom: 20px;
  }

  .page-resources-b52-club-ultimate-guide__paragraph,
  .page-resources-b52-club-ultimate-guide__list-item {
    font-size: 1em;
  }

  .page-resources-b52-club-ultimate-guide__button-group {
    flex-direction: column;
    gap: 10px;
  }

  .page-resources-b52-club-ultimate-guide__btn-primary,
  .page-resources-b52-club-ultimate-guide__btn-secondary,
  .page-resources-b52-club-ultimate-guide__btn-small {
    width: 100%;
    padding: 12px 20px;
    font-size: 1em;
  }

  .page-resources-b52-club-ultimate-guide__game-title {
    font-size: 1.5em;
  }

  .page-resources-b52-club-ultimate-guide__promo-grid,
  .page-resources-b52-club-ultimate-guide__feature-grid,
  .page-resources-b52-club-ultimate-guide__blog-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-resources-b52-club-ultimate-guide__promo-title,
  .page-resources-b52-club-ultimate-guide__feature-title {
    font-size: 1.2em;
  }

  .page-resources-b52-club-ultimate-guide__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }
  
  .page-resources-b52-club-ultimate-guide__faq-question h3 {
    font-size: 1.1em;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }
  
  .page-resources-b52-club-ultimate-guide__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  
  .page-resources-b52-club-ultimate-guide__faq-answer {
    padding: 0 15px;
  }
  
  .page-resources-b52-club-ultimate-guide__faq-item.active .page-resources-b52-club-ultimate-guide__faq-answer {
    padding: 15px !important;
  }

  /* Mobile product grid specific layout */
  .page-resources-b52-club-ultimate-guide__products-section {
    padding: 40px 15px;
  }
  
  .page-resources-b52-club-ultimate-guide__products-container {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  
  .page-resources-b52-club-ultimate-guide__products-grid--small {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
  
  .page-resources-b52-club-ultimate-guide__products-grid--small .page-resources-b52-club-ultimate-guide__product-card {
    aspect-ratio: 1 / 1; /* Square */
  }
  
  .page-resources-b52-club-ultimate-guide__products-grid--small .page-resources-b52-club-ultimate-guide__product-card-image {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1; /* Square */
  }
  
  .page-resources-b52-club-ultimate-guide__products-grid--large {
    grid-template-columns: 1fr; /* Each card occupies a full row */
    gap: 15px;
  }
  
  .page-resources-b52-club-ultimate-guide__products-grid--large .page-resources-b52-club-ultimate-guide__product-card {
    aspect-ratio: 1 / 1; /* Square */
  }
  
  .page-resources-b52-club-ultimate-guide__products-grid--large .page-resources-b52-club-ultimate-guide__product-card-image {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1; /* Square */
  }

  /* Ensure all images are responsive and prevent overflow */
  .page-resources-b52-club-ultimate-guide img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-resources-b52-club-ultimate-guide__section,
  .page-resources-b52-club-ultimate-guide__card,
  .page-resources-b52-club-ultimate-guide__container,
  .page-resources-b52-club-ultimate-guide__promo-card,
  .page-resources-b52-club-ultimate-guide__feature-item,
  .page-resources-b52-club-ultimate-guide__blog-card,
  .page-resources-b52-club-ultimate-guide__game-category {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
}

/* Contrast Fixes (if needed, as per prompt) */
.page-resources-b52-club-ultimate-guide__contrast-fix {
  background: #ffffff !important;
  color: #333333 !important;
  border: 1px solid #e0e0e0 !important;
}

.page-resources-b52-club-ultimate-guide__text-contrast-fix {
  color: #333333 !important;
  text-shadow: none !important;
}