:root {
  --page-register-primary-color: #26A9E0;
  --page-register-secondary-color: #FFFFFF;
  --page-register-dark-text: #333333;
  --page-register-light-text: #FFFFFF;
  --page-register-accent-color: #EA7C07; /* For login/register buttons */
  --page-register-border-color: #e0e0e0;
  --page-register-light-bg: #f9f9f9;
}

.page-register {
  font-family: 'Arial', sans-serif;
  color: var(--page-register-dark-text); /* Default text color for light background */
  line-height: 1.6;
  background-color: var(--page-register-secondary-color); /* Matches body background if shared.css sets it to --secondary-color */
}

.page-register__section-spacing {
  padding: 60px 0;
}

.page-register__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Hero Section */
.page-register__hero-section {
  position: relative;
  display: flex;
  flex-direction: column; /* Enforce image first, then text */
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding, body handles header offset */
  background-color: var(--page-register-primary-color);
  color: var(--page-register-light-text);
  overflow: hidden;
}

.page-register__hero-image {
  width: 100%;
  max-height: 500px; /* Limit height for hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-register__hero-image img {
  width: 100%;
  height: auto;
  object-fit: cover; /* Desktop: cover to fill space */
  display: block;
}

.page-register__hero-content {
  padding: 40px 20px;
  max-width: 900px;
  z-index: 1; /* Ensure text is above any potential background elements */
  color: var(--page-register-light-text);
  background-color: var(--page-register-primary-color); /* Ensure text background for contrast */
}

.page-register__main-title {
  font-size: clamp(2.5rem, 4vw, 3.5rem); /* Responsive font size */
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: var(--page-register-light-text);
}

.page-register__description {
  font-size: 1.15rem;
  margin-bottom: 30px;
  color: var(--page-register-light-text);
}

.page-register__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap; /* Allow wrapping for buttons */
  width: 100%; /* Ensure container takes full width */
  max-width: 600px; /* Limit max width of button group */
  margin: 0 auto;
  box-sizing: border-box;
}

.page-register__btn-primary,
.page-register__btn-secondary,
.page-register__btn-tertiary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-sizing: border-box; /* Include padding and border in the element's total width and height */
  white-space: normal; /* Allow text to wrap */
  word-wrap: break-word; /* Break long words */
  text-align: center;
}

.page-register__btn-primary {
  background-color: var(--page-register-accent-color); /* Login/Register button color */
  color: var(--page-register-light-text);
  border: 2px solid var(--page-register-accent-color);
}

.page-register__btn-primary:hover {
  background-color: #d16e06; /* darken(var(--page-register-accent-color), 10%) */
  border-color: #d16e06; /* darken(var(--page-register-accent-color), 10%) */
}

.page-register__btn-secondary {
  background-color: transparent;
  color: var(--page-register-light-text);
  border: 2px solid var(--page-register-light-text);
}

.page-register__btn-secondary:hover {
  background-color: var(--page-register-light-text);
  color: var(--page-register-primary-color);
}

.page-register__btn-tertiary {
  background-color: var(--page-register-primary-color);
  color: var(--page-register-light-text);
  border: 2px solid var(--page-register-primary-color);
}

.page-register__btn-tertiary:hover {
  background-color: #2297cb; /* darken(var(--page-register-primary-color), 10%) */
  border-color: #2297cb; /* darken(var(--page-register-primary-color), 10%) */
}

/* General Section Titles & Text */
.page-register__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
  color: var(--page-register-primary-color);
}

.page-register__section-title--light {
  color: var(--page-register-light-text);
}

.page-register__sub-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-top: 30px;
  margin-bottom: 15px;
  color: var(--page-register-primary-color);
}

.page-register__sub-title--light {
  color: var(--page-register-light-text);
}

.page-register__text-block {
  font-size: 1rem;
  margin-bottom: 20px;
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__text-block--light {
  color: var(--page-register-light-text);
}

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

/* Light/Dark Backgrounds for sections */
.page-register__light-bg {
  background-color: var(--page-register-light-bg);
  color: var(--page-register-dark-text);
}

.page-register__dark-bg {
  background-color: var(--page-register-primary-color);
  color: var(--page-register-light-text);
}

/* Why Register Section */
.page-register__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__feature-card {
  background-color: var(--page-register-secondary-color);
  border: 1px solid var(--page-register-border-color);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-register__feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--page-register-primary-color);
}

.page-register__feature-text {
  font-size: 0.95rem;
  color: var(--page-register-dark-text);
}

/* Registration Steps Section */
.page-register__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__step-item {
  background-color: var(--page-register-secondary-color);
  border-radius: 10px;
  padding: 25px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.page-register__step-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
}

.page-register__step-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--page-register-primary-color);
}

.page-register__step-text {
  font-size: 0.95rem;
  color: var(--page-register-dark-text);
}

/* Account Verification & First Deposit Sections (Two Column Layout) */
.page-register__content-two-col {
  display: flex;
  align-items: center;
  gap: 50px;
  margin-top: 40px;
  text-align: left;
}

.page-register__content-two-col--reverse {
  flex-direction: row-reverse;
}

.page-register__text-content {
  flex: 1;
}

.page-register__text-content--light {
  color: var(--page-register-light-text);
}

.page-register__text-content .page-register__text-block {
  text-align: left;
}

.page-register__image-content {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-register__responsive-image {
  width: 100%;
  height: auto;
  max-width: 600px;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.page-register__verification-benefits,
.page-register__promotion-list,
.page-register__support-list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
}

.page-register__verification-benefits li,
.page-register__promotion-list li,
.page-register__support-list li {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  font-size: 1rem;
}

.page-register__verification-benefits li::before,
.page-register__promotion-list li::before,
.page-register__support-list li::before {
  content: '✔';
  position: absolute;
  left: 0;
  color: var(--page-register-primary-color);
  font-weight: bold;
}

.page-register__promotion-list li::before {
  color: var(--page-register-accent-color);
}

.page-register__list-strong {
  color: var(--page-register-primary-color);
}
.page-register__text-content--light .page-register__list-strong {
  color: var(--page-register-light-text);
}

/* Explore Games Section */
.page-register__game-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__game-card {
  background-color: var(--page-register-secondary-color);
  border: 1px solid var(--page-register-border-color);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

.page-register__game-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.page-register__game-thumbnail {
  width: 100%;
  height: 200px; /* Fixed height for consistency */
  object-fit: cover;
  display: block;
}

.page-register__game-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 20px 15px 10px;
  color: var(--page-register-primary-color);
}

.page-register__game-title a {
  color: var(--page-register-primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-register__game-title a:hover {
  color: #2297cb; /* darken(var(--page-register-primary-color), 10%) */
}

.page-register__game-description {
  font-size: 0.9rem;
  color: var(--page-register-dark-text);
  padding: 0 15px 20px;
}

/* FAQ Section */
details.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--page-register-border-color);
  overflow: hidden;
  background: var(--page-register-secondary-color);
}
details.page-register__faq-item summary.page-register__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;
}
details.page-register__faq-item summary.page-register__faq-question::-webkit-details-marker {
  display: none;
}
details.page-register__faq-item summary.page-register__faq-question:hover {
  background: var(--page-register-light-bg);
}
.page-register__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-register-primary-color);
}
.page-register__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
}
details.page-register__faq-item .page-register__faq-answer {
  padding: 0 20px 20px;
  background: var(--page-register-light-bg);
  border-radius: 0 0 5px 5px;
  color: var(--page-register-dark-text);
}
.page-register__faq-answer p {
  margin: 0;
}


/* All images default responsive */
.page-register img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Mobile Responsiveness */
@media (max-width: 1024px) {
  .page-register__container {
    padding: 0 15px;
  }

  .page-register__hero-content {
    padding: 30px 15px;
  }

  .page-register__main-title {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .page-register__description {
    font-size: 1rem;
  }

  .page-register__section-spacing {
    padding: 40px 0;
  }

  .page-register__section-title {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: 30px;
  }

  .page-register__text-block {
    font-size: 0.95rem;
  }

  .page-register__content-two-col {
    flex-direction: column;
    gap: 30px;
  }

  .page-register__content-two-col--reverse {
    flex-direction: column; /* Ensure it stays column even if reversed */
  }

  .page-register__responsive-image {
    max-width: 100%;
  }

  .page-register__game-thumbnail {
    height: 180px;
  }
}

@media (max-width: 849px) { /* Specific for hero image object-fit contain */
  .page-register__hero-image img {
    object-fit: contain !important; /* Ensure image is fully visible, not cropped */
    aspect-ratio: unset !important; /* Remove fixed aspect ratio */
  }
}

@media (max-width: 768px) {
  /* HERO Chủ đề chính */
  .page-register__hero-section {
    padding-top: 10px;
  }
  .page-register__hero-image img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    object-fit: contain !important;
    aspect-ratio: unset !important;
  }
  .page-register__hero-content {
    padding: 20px 15px;
  }
  .page-register__main-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-register__description {
    font-size: 0.9rem;
    margin-bottom: 20px;
  }

  /* Hình ảnh và vùng chứa chung */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-register__section,
  .page-register__card,
  .page-register__container,
  .page-register__text-content,
  .page-register__image-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }
  .page-register__section-spacing {
    padding: 30px 0;
  }
  .page-register__section-title {
    font-size: clamp(1.4rem, 5vw, 2rem);
    margin-bottom: 25px;
  }
  .page-register__text-block {
    font-size: 0.9rem;
    text-align: left;
  }
  .page-register__text-block--light {
    text-align: left;
  }

  /* Nút và vùng chứa nút */
  .page-register__cta-buttons {
    flex-direction: column;
    gap: 15px;
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 15px;
  }
  .page-register__btn-primary,
  .page-register__btn-secondary,
  .page-register__btn-tertiary,
  .page-register a[class*="button"],
  .page-register 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: 0.95rem;
  }

  /* Lưới sản phẩm/tính năng (ví dụ: __features-grid, __steps-grid, __game-categories) */
  .page-register__features-grid,
  .page-register__steps-grid,
  .page-register__game-categories {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 15px;
  }

  .page-register__feature-card,
  .page-register__step-item,
  .page-register__game-card {
    padding: 20px;
  }

  .page-register__game-thumbnail {
    height: 150px;
  }

  /* Phần Câu hỏi thường gặp */
  details.page-register__faq-item summary.page-register__faq-question { padding: 15px; }
  .page-register__faq-qtext { font-size: 15px; }
  .page-register__faq-toggle {
    margin-left: 10px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  details.page-register__faq-item .page-register__faq-answer {
    padding: 0 15px 15px;
  }

  /* Nội dung hai cột */
  .page-register__content-two-col {
    flex-direction: column;
    gap: 20px;
  }
  .page-register__content-two-col--reverse {
    flex-direction: column;
  }
  .page-register__text-content .page-register__text-block {
    text-align: left;
  }
  .page-register__verification-benefits,
  .page-register__promotion-list,
  .page-register__support-list {
    margin-left: 0;
    padding-left: 0;
  }
  .page-register__verification-benefits li,
  .page-register__promotion-list li,
  .page-register__support-list li {
    padding-left: 20px;
  }
}