: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;
}

.page-casino {
  font-family: 'Arial', sans-serif;
  color: var(--color-text-main);
  background-color: var(--color-background);
  line-height: 1.6;
}

.page-casino__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px 60px;
  padding-top: 10px; /* body đã xử lý padding-top: var(--header-offset) */
  background-color: var(--color-card-bg);
  border-bottom: 2px solid var(--color-divider);
}

.page-casino__video-container {
  width: 100%;
  max-width: 1200px; /* Desktop max width for video */
  margin: 0 auto;
  box-sizing: border-box;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  margin-bottom: 30px;
}

.page-casino__hero-video {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
}

.page-casino__hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-casino__main-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  color: var(--color-gold);
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 700;
  text-shadow: 0 0 10px rgba(242, 193, 78, 0.5);
}

.page-casino__description {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-casino__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.page-casino__btn-primary,
.page-casino__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-casino__btn-primary {
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border: none;
  box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-casino__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
}

.page-casino__btn-secondary {
  background-color: transparent;
  color: var(--color-gold);
  border: 2px solid var(--color-gold);
  box-shadow: 0 0 10px rgba(242, 193, 78, 0.3);
}

.page-casino__btn-secondary:hover {
  background-color: var(--color-gold);
  color: var(--color-background);
  transform: translateY(-3px);
  box-shadow: 0 0 15px rgba(242, 193, 78, 0.5);
}

.page-casino__section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 25px;
  font-weight: 700;
  text-shadow: 0 0 8px rgba(17, 168, 78, 0.3);
}

.page-casino__section-intro {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

.page-casino__games-section,
.page-casino__benefits-section,
.page-casino__download-guide-section,
.page-casino__fairplay-section,
.page-casino__faq-section,
.page-casino__contact-cta-section {
  padding: 80px 20px;
  max-width: 1400px;
  margin: 0 auto;
}

.page-casino__dark-bg {
  background-color: var(--color-card-bg);
  border-radius: 15px;
  margin: 40px auto;
  padding: 80px 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.page-casino__game-card,
.page-casino__benefit-item,
.page-casino__policy-item {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-casino__game-card:hover,
.page-casino__benefit-item:hover,
.page-casino__policy-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.page-casino__game-image,
.page-casino__benefit-icon,
.page-casino__policy-icon {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 25px;
  border-radius: 8px;
  border: 1px solid var(--color-divider);
}

.page-casino__card-title,
.page-casino__benefit-title,
.page-casino__policy-title {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 15px;
  font-weight: 600;
}

.page-casino__card-description,
.page-casino__benefit-description,
.page-casino__policy-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.page-casino__card-btn {
  display: inline-block;
  padding: 10px 20px;
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s ease, transform 0.3s ease;
}

.page-casino__card-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 3px 10px rgba(42, 209, 111, 0.4);
}

.page-casino__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-casino__step-item {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.page-casino__step-number {
  width: 60px;
  height: 60px;
  background: var(--color-button-gradient);
  color: var(--color-text-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  margin: 0 auto 20px;
  box-shadow: 0 0 15px rgba(42, 209, 111, 0.5);
}

.page-casino__step-title {
  font-size: 1.6rem;
  color: var(--color-gold);
  margin-bottom: 15px;
  font-weight: 600;
}

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

.page-casino__cta-center {
  text-align: center;
  margin-top: 60px;
}

.page-casino__btn-large {
  padding: 18px 40px;
  font-size: 1.2rem;
}

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

.page-casino__faq-item {
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.page-casino__faq-item[open] {
  background-color: var(--color-card-bg);
  border-color: var(--color-primary);
}

.page-casino__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 25px;
  cursor: pointer;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text-main);
  background-color: var(--color-background);
  transition: all 0.3s ease;
  list-style: none;
  user-select: none;
}

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

.page-casino__faq-item[open] .page-casino__faq-question {
  color: var(--color-primary);
  background-color: var(--color-card-bg);
  border-bottom: 1px solid var(--color-divider);
}

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

.page-casino__faq-toggle {
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-primary);
  margin-left: 15px;
}

.page-casino__faq-item[open] .page-casino__faq-toggle {
  color: var(--color-gold);
}

.page-casino__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  text-align: left;
}

.page-casino__contact-cta-section {
  background: linear-gradient(90deg, var(--color-deep-green) 0%, var(--color-primary) 100%);
  border-radius: 15px;
  text-align: center;
  padding: 60px 30px;
  margin: 80px auto;
  box-shadow: 0 15px 40px rgba(17, 168, 78, 0.4);
}

.page-casino__contact-title {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--color-gold);
  margin-bottom: 20px;
  font-weight: 700;
}

.page-casino__contact-description {
  font-size: 1.15rem;
  color: var(--color-text-main);
  max-width: 900px;
  margin: 0 auto 40px;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-casino__hero-section {
    padding-bottom: 40px;
  }
  .page-casino__main-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }
  .page-casino__section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  }
  .page-casino__games-section,
  .page-casino__benefits-section,
  .page-casino__download-guide-section,
  .page-casino__fairplay-section,
  .page-casino__faq-section,
  .page-casino__contact-cta-section {
    padding: 60px 20px;
  }
  .page-casino__dark-bg {
    padding: 60px 20px;
  }
}

@media (max-width: 768px) {
  .page-casino {
    font-size: 16px;
    line-height: 1.6;
  }
  .page-casino__hero-section {
    padding: 0 15px 30px;
    padding-top: 10px !important;
  }
  .page-casino__video-container {
    border-radius: 8px;
  }
  .page-casino__hero-video {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-casino__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-casino__description {
    font-size: 1rem;
    margin-bottom: 25px;
  }
  .page-casino__cta-buttons {
    flex-direction: column;
    gap: 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: 12px 20px;
    font-size: 1rem;
  }
  .page-casino__btn-large {
    padding: 15px 30px;
    font-size: 1.1rem;
  }
  .page-casino__games-section,
  .page-casino__benefits-section,
  .page-casino__download-guide-section,
  .page-casino__fairplay-section,
  .page-casino__faq-section,
  .page-casino__contact-cta-section {
    padding: 40px 15px;
  }
  .page-casino__dark-bg {
    padding: 40px 15px;
    margin: 30px auto;
  }
  .page-casino__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem);
    margin-bottom: 20px;
  }
  .page-casino__section-intro {
    font-size: 0.95rem;
    margin-bottom: 30px;
  }
  .page-casino__game-categories,
  .page-casino__benefit-grid,
  .page-casino__policy-grid,
  .page-casino__guide-steps {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-casino__game-card,
  .page-casino__benefit-item,
  .page-casino__policy-item,
  .page-casino__step-item {
    padding: 25px;
  }
  .page-casino__game-image,
  .page-casino__benefit-icon,
  .page-casino__policy-icon {
    max-width: 100% !important;
    height: auto !important;
  }
  .page-casino__card-title,
  .page-casino__benefit-title,
  .page-casino__policy-title {
    font-size: 1.3rem;
  }
  .page-casino__step-title {
    font-size: 1.4rem;
  }
  .page-casino__faq-question {
    font-size: 1.1rem;
    padding: 15px 20px;
  }
  .page-casino__faq-answer {
    padding: 10px 20px 15px;
  }
  .page-casino__contact-cta-section {
    padding: 40px 20px;
    margin: 60px auto;
  }
  .page-casino__contact-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }
  .page-casino__contact-description {
    font-size: 1rem;
  }
}