:root {
  --color-primary: #11A84E;
  --color-secondary: #22C768;
  --color-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --color-card-bg: #11271B;
  --color-background: #08160F;
  --color-text-main: #F2FFF6;
  --color-text-secondary: #A7D9B8;
  --color-border: #2E7A4E;
  --color-glow: #57E38D;
  --color-gold: #F2C14E;
  --color-divider: #1E3A2A;
  --color-deep-green: #0A4B2C;
}

/* body đã padding-top: var(--header-offset)；tránh sử dụng lại biến này trong page-casino */
.page-casino {
  font-family: Arial, sans-serif;
  color: var(--color-text-main); /* Mặc định chữ sáng trên nền tối */
  background-color: var(--color-background);
  line-height: 1.6;
}

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

.page-casino__section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 30px;
  color: var(--color-gold);
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.4);
}

.page-casino__section-description,
.page-casino__description {
  font-size: 1.1rem;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 40px;
  color: var(--color-text-secondary);
}

.page-casino__cta-button {
  display: block;
  width: fit-content;
  margin: 30px auto 0;
  padding: 15px 30px;
  border-radius: 8px;
  background: var(--color-button-gradient);
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1rem;
  text-align: center;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.page-casino__cta-button:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* --- Hero Section --- */
.page-casino__hero-section {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0 60px;
  background-color: var(--color-background);
  overflow: hidden;
}

.page-casino__hero-image-wrapper {
  width: 100%;
  max-height: 700px; /* Giới hạn chiều cao cho ảnh hero */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

.page-casino__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 20px 0;
  max-width: 900px;
  margin-top: -80px; /* Kéo nội dung lên một chút để gần ảnh hơn */
}

.page-casino__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-gold);
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow: 0 0 15px rgba(87, 227, 141, 0.6);
}

/* --- Game Categories Section --- */
.page-casino__game-categories {
  padding: 80px 0;
  background-color: var(--color-background);
}

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

.page-casino__game-card {
  background-color: var(--color-card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  text-align: center;
  padding-bottom: 30px;
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-casino__card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  margin-bottom: 20px;
}

.page-casino__card-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 15px;
  padding: 0 20px;
}

.page-casino__card-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  padding: 0 20px;
  margin-bottom: 25px;
  flex-grow: 1;
}

.page-casino__card-button {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 6px;
  background: var(--color-button-gradient);
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.page-casino__card-button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* --- Promotions Section --- */
.page-casino__promotions-section {
  padding: 80px 0;
  background-color: var(--color-deep-green);
}

.page-casino__promotions-content {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 50px;
}

.page-casino__promotions-text {
  flex: 1;
}

.page-casino__promotions-list {
  list-style: none;
  padding: 0;
  margin: 30px 0;
  text-align: left;
}

.page-casino__promotions-list li {
  margin-bottom: 15px;
  position: relative;
  padding-left: 30px;
  color: var(--color-text-secondary);
}

.page-casino__promotions-list li::before {
  content: '★';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  font-size: 1.2em;
  line-height: 1;
}

.page-casino__promotions-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-casino__promotions-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  display: block;
}

/* --- Registration Section --- */
.page-casino__registration-section {
  padding: 80px 0;
  background-color: var(--color-background);
}

.page-casino__registration-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.page-casino__step-item {
  text-align: center;
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
}

.page-casino__step-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 8px var(--color-glow));
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-casino__step-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-casino__step-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.page-casino__registration-cta {
  margin-top: 50px;
}

/* --- Security Section --- */
.page-casino__security-section {
  padding: 80px 0;
  background-color: var(--color-deep-green);
}

.page-casino__security-content {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 50px;
}

.page-casino__security-image-wrapper {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-casino__security-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
  display: block;
}

.page-casino__security-text {
  flex: 1;
}

.page-casino__security-features {
  list-style: none;
  padding: 0;
  margin: 30px 0;
  text-align: left;
}

.page-casino__security-features li {
  margin-bottom: 15px;
  position: relative;
  padding-left: 30px;
  color: var(--color-text-secondary);
}

.page-casino__security-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  font-size: 1.2em;
  line-height: 1;
}

/* --- Support Section --- */
.page-casino__support-section {
  padding: 80px 0;
  background-color: var(--color-background);
}

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

.page-casino__channel-item {
  background-color: var(--color-card-bg);
  padding: 30px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
}

.page-casino__channel-icon {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 8px var(--color-glow));
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-casino__channel-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 15px;
}

.page-casino__channel-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.page-casino__support-cta {
  margin-top: 50px;
}

/* --- FAQ Section --- */
.page-casino__faq-section {
  padding: 80px 0;
  background-color: var(--color-deep-green);
}

.page-casino__faq-list {
  max-width: 900px;
  margin: 50px auto 0;
}

.page-casino__faq-item {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.page-casino__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--color-gold);
  background-color: var(--color-card-bg);
  transition: background-color 0.3s ease;
}

.page-casino__faq-question:hover {
  background-color: rgba(17, 39, 27, 0.8);
}

.page-casino__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  margin-left: 15px;
}

.page-casino__faq-item[open] .page-casino__faq-toggle {
  content: '−';
}

.page-casino__faq-answer {
  padding: 0 20px 20px;
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.page-casino__faq-answer p {
  margin-top: 0;
  margin-bottom: 0;
}

/* Remove default marker for details */
.page-casino__faq-item summary {
  list-style: none;
}
.page-casino__faq-item summary::-webkit-details-marker {
  display: none;
}

/* --- Conclusion Section --- */
.page-casino__conclusion-section {
  padding: 80px 0;
  background-color: var(--color-background);
}

/* --- Text Colors --- */
.page-casino__text-main {
  color: var(--color-text-main);
}
.page-casino__text-secondary {
  color: var(--color-text-secondary);
}

.page-casino__dark-bg {
  background-color: var(--color-deep-green);
  color: var(--color-text-main);
}

.page-casino__bg {
  background-color: var(--color-background);
  color: var(--color-text-main);
}

/* --- Responsive Design --- */
@media (max-width: 1024px) {
  .page-casino__promotions-content,
  .page-casino__security-content {
    flex-direction: column;
    text-align: center;
  }
  .page-casino__promotions-list,
  .page-casino__security-features {
    text-align: center;
    padding-left: 0;
  }
  .page-casino__promotions-list li::before,
  .page-casino__security-features li::before {
    position: static;
    margin-right: 10px;
  }
  .page-casino__promotions-image-wrapper,
  .page-casino__security-image-wrapper {
    order: -1; /* Đặt hình ảnh lên trên trên tablet/mobile */
    margin-bottom: 30px;
  }
}

@media (max-width: 768px) {
  .page-casino__container {
    padding: 0 15px !important;
  }

  .page-casino__hero-content {
    padding-top: 20px;
    margin-top: -40px;
  }

  .page-casino__main-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  .page-casino__section-title {
    font-size: clamp(1.8rem, 7vw, 2.2rem);
  }

  .page-casino__description,
  .page-casino__section-description {
    font-size: 1rem;
    margin-bottom: 30px;
  }

  .page-casino__game-grid,
  .page-casino__registration-steps,
  .page-casino__support-channels {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-casino__game-card,
  .page-casino__step-item,
  .page-casino__channel-item,
  .page-casino__faq-item {
    padding: 20px;
  }

  .page-casino__card-image {
    height: 200px;
  }

  .page-casino__card-title,
  .page-casino__step-title,
  .page-casino__channel-title {
    font-size: 1.3rem;
  }

  .page-casino__card-text,
  .page-casino__step-text,
  .page-casino__channel-text {
    font-size: 0.95rem;
  }

  .page-casino__cta-button,
  .page-casino__card-button,
  .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;
    margin-left: auto;
    margin-right: auto;
  }
  
  .page-casino__hero-section,
  .page-casino__game-categories,
  .page-casino__promotions-section,
  .page-casino__registration-section,
  .page-casino__security-section,
  .page-casino__support-section,
  .page-casino__faq-section,
  .page-casino__conclusion-section {
    padding: 40px 0 !important;
  }

  /* Mobile specific image rules */
  .page-casino img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Ensure all image containers are responsive */
  .page-casino__hero-image-wrapper,
  .page-casino__promotions-image-wrapper,
  .page-casino__security-image-wrapper,
  .page-casino__game-card,
  .page-casino__step-item,
  .page-casino__channel-item,
  .page-casino__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-casino__faq-question {
    font-size: 1.1rem;
    padding: 15px;
  }

  .page-casino__faq-answer {
    padding: 0 15px 15px;
  }

  .page-casino__promotions-list,
  .page-casino__security-features {
    padding-left: 0;
  }
  .page-casino__promotions-list li,
  .page-casino__security-features li {
    padding-left: 0;
  }
  .page-casino__promotions-list li::before,
  .page-casino__security-features li::before {
    position: static;
    margin-right: 5px;
  }
}