.page-casino {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #FFF3E6; /* Light text for dark body background #0D0E12 */
  background-color: #0D0E12; /* Explicitly setting for clarity, though body might handle */
}

.page-casino__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0 60px; /* Small top padding, larger bottom */
  overflow: hidden; /* Ensure content doesn't overflow */
}

.page-casino__hero-image-wrapper {
  width: 100%;
  max-width: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  margin-bottom: 20px; /* Space between image and text */
}

.page-casino__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  max-width: 100%; /* Ensure image scales down */
  filter: none; /* No color filters */
}

.page-casino__hero-content {
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
  position: relative; /* Ensure it's in normal flow */
  z-index: 1;
}

.page-casino__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem); /* Responsive font size */
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #FFF3E6; /* Light text for dark background */
}

.page-casino__hero-description {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: #FFF3E6; /* Light text for dark background */
}

.page-casino__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: bold;
  text-align: center;
  margin-bottom: 40px;
  color: #FF8C1A; /* Brand color for titles */
}

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

.page-casino__text-block {
  font-size: 1rem;
  margin-bottom: 20px;
  text-align: justify;
  color: #FFF3E6; /* Light text for dark background */
}

.page-casino__highlight {
  color: #FFA53A; /* Auxiliary color for highlights */
  font-weight: bold;
}

.page-casino__cta-buttons {
  display: flex;
  flex-wrap: wrap; /* Allow wrapping on small screens */
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-casino__cta-buttons--center {
  margin-top: 50px;
}

.page-casino__btn-primary,
.page-casino__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  min-width: 200px;
  text-align: center;
  box-sizing: border-box;
}

.page-casino__btn-primary {
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%);
  color: #ffffff; /* White text for gradient button */
  border: 2px solid transparent;
}

.page-casino__btn-primary:hover {
  background: linear-gradient(180deg, #D96800 0%, #FFA53A 100%);
  transform: translateY(-2px);
}

.page-casino__btn-secondary {
  background: transparent;
  color: #FF8C1A; /* Brand color for secondary button text */
  border: 2px solid #FF8C1A;
}

.page-casino__btn-secondary:hover {
  background: #FF8C1A;
  color: #ffffff;
  transform: translateY(-2px);
}

.page-casino__btn-primary--small {
  min-width: unset;
  padding: 10px 20px;
  font-size: 1rem;
}

.page-casino__introduction-section,
.page-casino__benefits-section,
.page-casino__promo-types-section,
.page-casino__effective-use-section,
.page-casino__top-platforms-section,
.page-casino__tips-section,
.page-casino__faq-section,
.page-casino__conclusion-section {
  padding: 60px 0;
  background-color: #0D0E12; /* Dark background for sections */
}

.page-casino__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-casino__grid--two-columns {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.page-casino__card {
  background-color: #17191F; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: #FFF3E6; /* Text Main */
  border: 1px solid #A84F0C; /* Border color */
  transition: transform 0.3s ease;
}

.page-casino__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-casino__card-image {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
  filter: none; /* No color filters */
  min-width: 200px;
  min-height: 200px;
}

.page-casino__card-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 15px;
  color: #FFB04D; /* Glow color for card titles */
}

.page-casino__card-description {
  font-size: 1rem;
  color: #FFF3E6; /* Text Main */
}

.page-casino__dark-bg {
  background-color: #17191F; /* Card BG */
  color: #FFF3E6; /* Text Main */
}

.page-casino__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-casino__step-card {
  background-color: #17191F; /* Card BG */
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  color: #FFF3E6; /* Text Main */
  border: 1px solid #A84F0C; /* Border color */
  position: relative;
}

.page-casino__step-number {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(180deg, #FFA53A 0%, #D96800 100%);
  color: #ffffff;
  font-size: 1.8rem;
  font-weight: bold;
  border-radius: 50%;
  margin: 0 auto 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

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

.page-casino__platform-item {
  background-color: #17191F; /* Card BG */
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  text-align: center;
  color: #FFF3E6; /* Text Main */
  border: 1px solid #A84F0C; /* Border color */
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-casino__platform-logo {
  width: 200px; /* Enforce minimum size */
  height: 200px; /* Enforce minimum size */
  object-fit: contain;
  margin-bottom: 20px;
  filter: none; /* No color filters */
}

.page-casino__platform-name {
  font-size: 1.6rem;
  font-weight: bold;
  margin-bottom: 10px;
  color: #FF8C1A; /* Brand color */
}

.page-casino__platform-description {
  font-size: 0.95rem;
  margin-bottom: 20px;
  color: #FFF3E6; /* Text Main */
  flex-grow: 1;
}

.page-casino__tip-list {
  list-style: none;
  padding: 0;
  margin-top: 40px;
}

.page-casino__tip-item {
  background-color: #17191F; /* Card BG */
  border-radius: 12px;
  padding: 25px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  border-left: 5px solid #FF8C1A; /* Brand color accent */
  color: #FFF3E6; /* Text Main */
}

.page-casino__tip-heading {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: #FFB04D; /* Glow color */
}

.page-casino__tip-description {
  font-size: 1rem;
  color: #FFF3E6; /* Text Main */
}

.page-casino__faq-list {
  margin-top: 40px;
}

.page-casino__faq-item {
  background-color: #17191F; /* Card BG */
  border: 1px solid #A84F0C; /* Border color */
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: #FFF3E6; /* Text Main */
}

.page-casino__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  cursor: pointer;
  background-color: #17191F; /* Card BG */
  color: #FFB04D; /* Glow color for question */
  font-weight: bold;
  font-size: 1.1rem;
  user-select: none;
  list-style: none; /* For details/summary */
}

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

.page-casino__faq-qtext {
  flex-grow: 1;
}

.page-casino__faq-toggle {
  font-size: 1.5rem;
  margin-left: 15px;
  transition: transform 0.3s ease;
  color: #FF8C1A; /* Brand color for toggle */
}

.page-casino__faq-item[open] .page-casino__faq-toggle {
  transform: rotate(45deg); /* Rotate for 'x' effect */
}

.page-casino__faq-answer {
  padding: 0 25px 18px;
  font-size: 1rem;
  color: #FFF3E6; /* Text Main */
  background-color: #17191F; /* Card BG */
}

.page-casino__faq-answer p {
  margin-bottom: 0;
  color: #FFF3E6; /* Text Main */
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-casino__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-casino__section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  }
  .page-casino__hero-image {
    height: 500px; /* Adjust hero image height */
  }
}

@media (max-width: 768px) {
  .page-casino__hero-section {
    padding: 10px 0 40px; /* Adjust padding for mobile */
  }

  .page-casino__hero-image {
    height: 300px; /* Smaller hero image on mobile */
  }

  .page-casino__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .page-casino__hero-description {
    font-size: 1rem;
  }

  .page-casino__section-title {
    font-size: clamp(1.6rem, 6vw, 2rem);
  }

  .page-casino__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px;
    padding: 0 15px; /* Add padding to button container */
  }

  .page-casino__btn-primary,
  .page-casino__btn-secondary {
    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-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__container {
    padding: 0 15px; /* Adjust container padding */
  }

  .page-casino__grid,
  .page-casino__steps-grid,
  .page-casino__platform-list {
    grid-template-columns: 1fr; /* Single column layout for cards */
    gap: 20px;
  }

  .page-casino__card,
  .page-casino__step-card,
  .page-casino__platform-item,
  .page-casino__tip-item {
    padding: 20px;
  }

  .page-casino__card-image,
  .page-casino__platform-logo {
    min-width: 200px !important;
    min-height: 200px !important;
    width: 100% !important;
    height: auto !important;
    max-width: 100% !important;
    display: block !important;
  }

  .page-casino img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  .page-casino__section,
  .page-casino__card,
  .page-casino__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-casino__video-section {
    padding-top: 10px !important; /* body đã承担 --header-offset，此处禁止 var(--header-offset) */
  }
}

@media (max-width: 480px) {
  .page-casino__main-title {
    font-size: clamp(1.5rem, 8vw, 2rem);
  }
  .page-casino__hero-image {
    height: 250px;
  }
}

/* Desktop-specific for __video-container width */
.page-casino__video-container {
  width: 100%; /* Explicitly set for desktop as well */
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  overflow: hidden;
}