.page-casino {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--deep-navy); /* Body background from shared.css is deep-navy */
}

.page-casino__section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
}

.page-casino__section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--gold);
  text-align: center;
  margin-bottom: 40px;
  line-height: 1.2;
}

.page-casino__hero-section {
  padding-top: 10px; /* Small top padding, relying on body padding-top from shared */
  position: relative;
  overflow: hidden;
  color: var(--text-main);
}

.page-casino__hero-image-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

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

.page-casino__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  padding: 100px 20px;
  text-align: center;
  background: rgba(0, 0, 0, 0.4); /* Dark overlay for text readability */
  border-radius: 10px;
  backdrop-filter: blur(5px);
}

.page-casino__main-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 20px;
  line-height: 1.2;
}

.page-casino__hero-description {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.page-casino__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-casino__btn-primary,
.page-casino__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
}

.page-casino__btn-primary {
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: var(--text-main);
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-casino__btn-primary:hover {
  background: linear-gradient(180deg, #1144A6 0%, #2B73F6 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.page-casino__btn-secondary {
  background: transparent;
  color: var(--text-main);
  border: 2px solid var(--border);
}

.page-casino__btn-secondary:hover {
  background: var(--border);
  color: var(--gold);
  transform: translateY(-2px);
}

.page-casino__content-area {
  max-width: 900px;
  margin: 0 auto;
  color: var(--text-secondary);
}

.page-casino__why-choose-us p {
  text-align: center;
  margin-bottom: 40px;
  font-size: 17px;
}

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

.page-casino__feature-card {
  background: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--divider);
  transition: transform 0.3s ease;
  color: var(--text-main);
}

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

.page-casino__feature-icon {
  width: 100%;
  height: auto;
  max-height: 150px;
  object-fit: contain;
  margin-bottom: 20px;
  display: block;
}

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

.page-casino__feature-description {
  font-size: 15px;
  color: var(--text-secondary);
}

.page-casino__game-categories .page-casino__content-area p {
  text-align: center;
  margin-bottom: 40px;
  font-size: 17px;
}

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

.page-casino__product-card {
  background: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--divider);
  transition: transform 0.3s ease;
}

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

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

.page-casino__product-info {
  padding: 20px;
  color: var(--text-main);
}

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

.page-casino__product-title a {
  color: var(--gold);
  text-decoration: none;
}

.page-casino__product-title a:hover {
  color: var(--glow);
  text-decoration: underline;
}

.page-casino__product-description {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.page-casino__btn-small {
  display: inline-block;
  padding: 8px 18px;
  background: var(--glow);
  color: var(--deep-navy);
  border-radius: 5px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: background-color 0.3s ease;
  white-space: normal;
  word-wrap: break-word;
  max-width: 100%;
  box-sizing: border-box;
}

.page-casino__btn-small:hover {
  background: #4097e0;
}

.page-casino__promotions-section .page-casino__content-area p {
  text-align: center;
  margin-bottom: 40px;
  font-size: 17px;
}

.page-casino__promotions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  margin-bottom: 40px;
}

.page-casino__promo-card {
  background: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--divider);
  transition: transform 0.3s ease;
}

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

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

.page-casino__promo-info {
  padding: 20px;
  color: var(--text-main);
}

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

.page-casino__promo-title a {
  color: var(--glow);
  text-decoration: none;
}

.page-casino__promo-title a:hover {
  color: var(--gold);
  text-decoration: underline;
}

.page-casino__promo-description {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.page-casino__full-promo-cta {
  text-align: center;
}

.page-casino__registration-guide .page-casino__content-area p {
  text-align: center;
  margin-bottom: 40px;
  font-size: 17px;
}

.page-casino__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.page-casino__step-card {
  background: var(--card-bg);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--divider);
  color: var(--text-main);
}

.page-casino__step-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 15px;
}

.page-casino__step-description {
  font-size: 15px;
  color: var(--text-secondary);
}

.page-casino__guide-cta {
  text-align: center;
  margin-top: 40px;
}

details.page-casino__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--divider);
  overflow: hidden;
  background: var(--card-bg);
  color: var(--text-main);
}
details.page-casino__faq-item summary.page-casino__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: var(--text-main);
}
details.page-casino__faq-item summary.page-casino__faq-question::-webkit-details-marker {
  display: none;
}
details.page-casino__faq-item summary.page-casino__faq-question:hover {
  background: rgba(var(--border-rgb), 0.5); /* Use a slight transparency for hover on dark background */
}
.page-casino__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-main);
}
.page-casino__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--gold);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-casino__faq-item .page-casino__faq-answer {
  padding: 0 20px 20px;
  background: rgba(var(--deep-navy-rgb), 0.8); /* Slightly lighter dark background for answer */
  border-radius: 0 0 5px 5px;
  color: var(--text-secondary);
}

.page-casino__cta-bottom {
  text-align: center;
  background: linear-gradient(135deg, var(--main-color), var(--accent-color));
  padding: 80px 20px;
  color: var(--text-main);
  border-radius: 10px;
  margin-bottom: 60px;
}

.page-casino__cta-bottom .page-casino__section-title {
  color: var(--gold);
}

.page-casino__cta-bottom .page-casino__description {
  font-size: 18px;
  margin-bottom: 40px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-secondary);
}

/* General image responsiveness */
.page-casino img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Media Queries */
@media (max-width: 1024px) {
  .page-casino__hero-content {
    padding: 80px 20px;
  }

  .page-casino__main-title {
    font-size: clamp(30px, 4.5vw, 42px);
  }

  .page-casino__hero-description {
    font-size: 17px;
  }

  .page-casino__section-title {
    font-size: 32px;
  }

  .page-casino__features-grid,
  .page-casino__products-grid,
  .page-casino__promotions-grid,
  .page-casino__steps-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-casino__hero-section {
    padding-top: 10px;
  }
  .page-casino__hero-image {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    height: auto !important; /* Allow height to adjust naturally */
  }
  .page-casino__hero-content {
    padding: 50px 15px;
    background: rgba(0, 0, 0, 0.6);
  }
  .page-casino__main-title {
    font-size: clamp(28px, 8vw, 36px);
    margin-bottom: 15px;
  }
  .page-casino__hero-description {
    font-size: 15px;
    margin-bottom: 25px;
  }
  
  /* 按钮与按钮容器 */
  .page-casino__cta-buttons {
    flex-direction: column;
    gap: 15px;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-casino__btn-primary,
  .page-casino__btn-secondary,
  .page-casino a[class*="button"],
  .page-casino 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;
    font-size: 16px;
  }
  .page-casino__cta-buttons,
  .page-casino__button-group,
  .page-casino__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;
  }

  .page-casino__section {
    padding: 40px 15px;
  }

  .page-casino__section-title {
    font-size: 28px;
    margin-bottom: 30px;
  }

  /* 产品展示图区域 */
  .page-casino__products-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* 2 columns on mobile */
    overflow-x: hidden;
  }
  .page-casino__product-image {
    height: 180px;
  }
  .page-casino__product-title {
    font-size: 18px;
  }
  .page-casino__product-description {
    font-size: 14px;
  }

  .page-casino__features-grid,
  .page-casino__promotions-grid,
  .page-casino__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-casino__feature-card,
  .page-casino__promo-card,
  .page-casino__step-card {
    padding: 20px;
  }
  .page-casino__feature-title,
  .page-casino__promo-title,
  .page-casino__step-title {
    font-size: 20px;
  }

  /* 通用图片与容器 */
  .page-casino img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-casino__section,
  .page-casino__card,
  .page-casino__container,
  .page-casino__content-area {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* 装饰主标题 + 长文 SEO 区 (general text content) */
  .page-casino p,
  .page-casino li {
    font-size: 15px;
    line-height: 1.6;
  }
  .page-casino__article-body,
  .page-casino__text-block {
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
    padding: 0 10px; /* Adjust padding for mobile readability */
  }

  /* FAQ specific mobile styles */
  details.page-casino__faq-item summary.page-casino__faq-question { padding: 15px; }
  .page-casino__faq-qtext { font-size: 15px; }
  details.page-casino__faq-item .page-casino__faq-answer { padding: 0 15px 15px; }

  .page-casino__cta-bottom {
    padding: 60px 15px;
  }
  .page-casino__cta-bottom .page-casino__description {
    font-size: 16px;
  }
}