/* Base Styles */
.page-khuyen-mai-hoan-tra {
  font-family: 'Arial', sans-serif;
  color: #FFF6D6; /* Text Main */
  background-color: #0A0A0A; /* Background */
  line-height: 1.6;
}

.page-khuyen-mai-hoan-tra__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.page-khuyen-mai-hoan-tra__section {
  padding: 60px 0;
  text-align: center;
}

.page-khuyen-mai-hoan-tra__section-title {
  font-size: 2.8em;
  margin-bottom: 30px;
  color: #FFD36B; /* Glow */
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: bold;
}

.page-khuyen-mai-hoan-tra__sub-title {
  font-size: 1.8em;
  margin-top: 40px;
  margin-bottom: 20px;
  color: #F2C14E; /* Main Color */
  font-weight: bold;
}

.page-khuyen-mai-hoan-tra__text-block {
  font-size: 1.1em;
  margin-bottom: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  color: #FFF6D6;
}

.page-khuyen-mai-hoan-tra__list {
  list-style: none;
  padding: 0;
  margin: 20px auto;
  max-width: 800px;
  text-align: left;
}

.page-khuyen-mai-hoan-tra__list li {
  background: #111111; /* Card BG */
  border-left: 5px solid #F2C14E;
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 8px;
  font-size: 1.05em;
  color: #FFF6D6;
}

.page-khuyen-mai-hoan-tra__list li strong {
  color: #FFD36B;
}

/* Buttons */
.page-khuyen-mai-hoan-tra__btn-primary,
.page-khuyen-mai-hoan-tra__btn-secondary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.1em;
  transition: all 0.3s ease;
  cursor: pointer;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-khuyen-mai-hoan-tra__btn-primary {
  background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%); /* Button Color */
  color: #111111;
  border: none;
}

.page-khuyen-mai-hoan-tra__btn-primary:hover {
  background: linear-gradient(180deg, #DDA11D 0%, #FFD86A 100%);
  transform: translateY(-2px);
}

.page-khuyen-mai-hoan-tra__btn-secondary {
  background: transparent;
  color: #F2C14E;
  border: 2px solid #F2C14E; /* Main Color */
}

.page-khuyen-mai-hoan-tra__btn-secondary:hover {
  background: #F2C14E;
  color: #111111;
  transform: translateY(-2px);
}

.page-khuyen-mai-hoan-tra__btn-link {
  color: #F2C14E;
  text-decoration: underline;
  font-weight: bold;
  margin-top: 10px;
  display: inline-block;
}

.page-khuyen-mai-hoan-tra__btn-link:hover {
  color: #FFD36B;
}

.page-khuyen-mai-hoan-tra__cta-buttons {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.page-khuyen-mai-hoan-tra__btn-card {
  margin-top: auto;
  width: 100%;
}

/* Hero Section */
.page-khuyen-mai-hoan-tra__hero-section {
  padding-top: 10px; /* Fixed header spacing */
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.page-khuyen-mai-hoan-tra__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for aesthetic */
  overflow: hidden;
  margin-bottom: 40px;
}

.page-khuyen-mai-hoan-tra__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-khuyen-mai-hoan-tra__hero-content {
  max-width: 900px;
  padding: 0 20px;
  text-align: center;
}

.page-khuyen-mai-hoan-tra__main-title {
  font-size: 3.5em;
  color: #FFD36B; /* Glow */
  margin-bottom: 20px;
  line-height: 1.2;
  font-weight: 900;
}

.page-khuyen-mai-hoan-tra__hero-description {
  font-size: 1.2em;
  color: #FFF6D6;
  margin-bottom: 30px;
}

/* Info Cards */
.page-khuyen-mai-hoan-tra__card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyen-mai-hoan-tra__info-card {
  background: #111111; /* Card BG */
  border: 1px solid #3A2A12; /* Border */
  border-radius: 12px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai-hoan-tra__card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 20px;
}

.page-khuyen-mai-hoan-tra__card-title {
  font-size: 1.6em;
  color: #F2C14E; /* Main Color */
  margin-bottom: 15px;
  font-weight: bold;
}

.page-khuyen-mai-hoan-tra__card-text {
  font-size: 1em;
  color: #FFF6D6;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Conditions Section */
.page-khuyen-mai-hoan-tra__grid-two-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  text-align: left;
}

.page-khuyen-mai-hoan-tra__column-text {
  padding-right: 20px;
}

.page-khuyen-mai-hoan-tra__column-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-khuyen-mai-hoan-tra__image-content {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai-hoan-tra__calculation-formula {
  background: #111111;
  border: 2px solid #F2C14E;
  border-radius: 8px;
  padding: 20px;
  font-size: 1.2em;
  font-weight: bold;
  text-align: center;
  margin: 30px auto;
  color: #FFD36B;
  max-width: 600px;
}

/* Guide Section (Steps) */
.page-khuyen-mai-hoan-tra__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyen-mai-hoan-tra__step-card {
  background: #111111;
  border: 1px solid #3A2A12;
  border-radius: 12px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai-hoan-tra__step-icon {
  background: linear-gradient(180deg, #FFD86A 0%, #DDA11D 100%);
  color: #111111;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2em;
  font-weight: bold;
  margin-bottom: 20px;
}

.page-khuyen-mai-hoan-tra__step-title {
  font-size: 1.5em;
  color: #F2C14E;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-khuyen-mai-hoan-tra__step-text {
  font-size: 1em;
  color: #FFF6D6;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Notes Section */
.page-khuyen-mai-hoan-tra__notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-khuyen-mai-hoan-tra__note-item {
  background: #111111;
  border: 1px solid #3A2A12;
  border-radius: 12px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-khuyen-mai-hoan-tra__note-title {
  font-size: 1.6em;
  color: #F2C14E;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-khuyen-mai-hoan-tra__note-text {
  font-size: 1em;
  color: #FFF6D6;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* FAQ Section */
.page-khuyen-mai-hoan-tra__faq-list {
  max-width: 900px;
  margin: 40px auto 0;
  text-align: left;
}

.page-khuyen-mai-hoan-tra__faq-item {
  background: #111111;
  border: 1px solid #3A2A12;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-khuyen-mai-hoan-tra__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.2em;
  font-weight: bold;
  color: #F2C14E;
  cursor: pointer;
  list-style: none;
  outline: none;
}

.page-khuyen-mai-hoan-tra__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-khuyen-mai-hoan-tra__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.page-khuyen-mai-hoan-tra__faq-toggle {
  font-size: 1.5em;
  color: #FFD36B;
  transition: transform 0.3s ease;
}

.page-khuyen-mai-hoan-tra__faq-item[open] .page-khuyen-mai-hoan-tra__faq-toggle {
  transform: rotate(45deg);
}

.page-khuyen-mai-hoan-tra__faq-answer {
  padding: 0 25px 20px;
  font-size: 1.05em;
  color: #FFF6D6;
  line-height: 1.5;
}

.page-khuyen-mai-hoan-tra__faq-answer p {
  margin: 0;
}

/* Conclusion Section */
.page-khuyen-mai-hoan-tra__conclusion-section {
  padding-bottom: 80px;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-khuyen-mai-hoan-tra__main-title {
    font-size: 3em;
  }

  .page-khuyen-mai-hoan-tra__section-title {
    font-size: 2.5em;
  }

  .page-khuyen-mai-hoan-tra__hero-image-wrapper {
    max-height: 500px;
  }

  .page-khuyen-mai-hoan-tra__card-grid,
  .page-khuyen-mai-hoan-tra__notes-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .page-khuyen-mai-hoan-tra__grid-two-columns {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .page-khuyen-mai-hoan-tra__column-text {
    padding-right: 0;
  }

  .page-khuyen-mai-hoan-tra__column-image {
    order: -1; /* Image above text on smaller screens */
  }
}

@media (max-width: 768px) {
  .page-khuyen-mai-hoan-tra__container {
    padding: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-khuyen-mai-hoan-tra__section {
    padding: 40px 0;
  }

  .page-khuyen-mai-hoan-tra__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
  }

  .page-khuyen-mai-hoan-tra__hero-image-wrapper {
    max-height: 300px;
    margin-bottom: 20px;
  }

  .page-khuyen-mai-hoan-tra__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em);
    margin-bottom: 15px;
  }

  .page-khuyen-mai-hoan-tra__section-title {
    font-size: 2em;
    margin-bottom: 20px;
  }

  .page-khuyen-mai-hoan-tra__hero-description,
  .page-khuyen-mai-hoan-tra__text-block,
  .page-khuyen-mai-hoan-tra__list li,
  .page-khuyen-mai-hoan-tra__card-text,
  .page-khuyen-mai-hoan-tra__step-text,
  .page-khuyen-mai-hoan-tra__note-text,
  .page-khuyen-mai-hoan-tra__faq-answer {
    font-size: 1em;
    padding-left: 10px;
    padding-right: 10px;
  }

  .page-khuyen-mai-hoan-tra__hero-buttons,
  .page-khuyen-mai-hoan-tra__cta-buttons {
    flex-direction: column;
    gap: 15px;
    margin-top: 25px;
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-khuyen-mai-hoan-tra__btn-primary,
  .page-khuyen-mai-hoan-tra__btn-secondary,
  .page-khuyen-mai-hoan-tra a[class*="button"],
  .page-khuyen-mai-hoan-tra a[class*="btn"] {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 12px 20px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-khuyen-mai-hoan-tra__card-grid,
  .page-khuyen-mai-hoan-tra__steps-grid,
  .page-khuyen-mai-hoan-tra__notes-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .page-khuyen-mai-hoan-tra__info-card,
  .page-khuyen-mai-hoan-tra__step-card,
  .page-khuyen-mai-hoan-tra__note-item {
    padding: 20px;
  }

  .page-khuyen-mai-hoan-tra__card-image,
  .page-khuyen-mai-hoan-tra__image-content,
  .page-khuyen-mai-hoan-tra img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }

  .page-khuyen-mai-hoan-tra__faq-item summary {
    padding: 15px 20px;
    font-size: 1.1em;
  }

  .page-khuyen-mai-hoan-tra__faq-answer {
    padding: 0 20px 15px;
  }

  .page-khuyen-mai-hoan-tra__calculation-formula {
    font-size: 1.1em;
    padding: 15px;
  }

  /* Mandatory mobile styles for homepage modules (even if not on homepage, they must be declared) */
  .page-khuyen-mai-hoan-tra__home-content {
    height: auto !important;
    overflow-y: visible !important;
    padding: 15px !important;
  }
  .page-khuyen-mai-hoan-tra__row-games, .page-khuyen-mai-hoan-tra__row-sport, .page-khuyen-mai-hoan-tra__row-coop {
    padding: 20px 15px !important;
  }
  .page-khuyen-mai-hoan-tra__slider-track {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }
  .page-khuyen-mai-hoan-tra__game-slide {
    flex: 0 0 160px !important;
    max-width: 160px !important;
    scroll-snap-align: start;
  }
  .page-khuyen-mai-hoan-tra__banners-top-wrapper {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 10px !important;
  }
  .page-khuyen-mai-hoan-tra__banner-item img {
    
    
  }
  .page-khuyen-mai-hoan-tra__blog-masonry {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }
  .page-khuyen-mai-hoan-tra__blog-slider-track {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
  }
  .page-khuyen-mai-hoan-tra__blog-slide {
    flex: 0 0 100% !important;
    max-width: 100% !important;
    scroll-snap-align: start;
  }
}