/* style/register.css */
/* body đã padding-top: var(--header-offset) từ shared.css; trang này không cần thêm padding-top cho main hoặc các section đầu tiên. */

:root {
  --page-register-primary-color: #26A9E0;
  --page-register-secondary-color: #FFFFFF;
  --page-register-login-color: #EA7C07;
  --page-register-text-dark: #000000;
  --page-register-text-light: #ffffff;
  --page-register-bg-dark: #000000; /* From body background info */
}

.page-register {
  background-color: var(--page-register-bg-dark);
  color: var(--page-register-text-light); /* Text color for dark body background */
  font-family: Arial, sans-serif;
  line-height: 1.6;
  padding-bottom: 40px; /* Ensure space above footer */
}

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

.page-register__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 10px 0 60px 0; /* Small top padding, more bottom padding */
  position: relative;
  overflow: hidden;
}

.page-register__hero-image-wrapper {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

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

.page-register__hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin-top: -100px; /* Overlap slightly with image for visual flow */
  background: rgba(0, 0, 0, 0.7); /* Dark semi-transparent background for text on dark body */
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  color: var(--page-register-text-light);
}

.page-register__main-title {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--page-register-secondary-color);
  margin-bottom: 20px;
}

.page-register__description-text {
  font-size: 1.1em;
  margin-bottom: 30px;
  color: var(--page-register-secondary-color);
}

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

.page-register__btn-primary,
.page-register__btn-secondary,
.page-register__btn-tertiary {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  white-space: nowrap;
  word-wrap: break-word;
  box-sizing: border-box;
  text-align: center;
}

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

.page-register__btn-primary:hover {
  background-color: darken(var(--page-register-primary-color), 10%);
  transform: translateY(-2px);
}

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

.page-register__btn-secondary:hover {
  background-color: darken(var(--page-register-login-color), 10%);
  transform: translateY(-2px);
}

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

.page-register__btn-tertiary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.page-register__section {
  padding: 80px 0;
  text-align: center;
}

.page-register__section-title {
  font-size: 2.5em;
  color: var(--page-register-primary-color);
  margin-bottom: 20px;
}

.page-register__section-description {
  font-size: 1.1em;
  max-width: 800px;
  margin: 0 auto 50px auto;
  color: var(--page-register-secondary-color);
}

.page-register__why-choose-us {
  background-color: rgba(255, 255, 255, 0.05);
}

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

.page-register__feature-card {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--page-register-secondary-color);
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.page-register__feature-card:hover {
  transform: translateY(-5px);
  background-color: rgba(255, 255, 255, 0.15);
}

.page-register__feature-icon {
  width: 80px; /* Min 200px requirement is for content images, not decorative icons. Re-evaluating. */
  height: 80px;
  margin-bottom: 20px;
  filter: invert(100%) brightness(150%) sepia(0%) saturate(0%) hue-rotate(0deg); /* This will change to brand color if necessary */
  object-fit: contain;
}

.page-register__feature-title {
  font-size: 1.5em;
  color: var(--page-register-primary-color);
  margin-bottom: 15px;
}

.page-register__feature-text {
  font-size: 1em;
  color: var(--page-register-secondary-color);
}

.page-register__how-to-register {
  background-color: var(--page-register-bg-dark);
}

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

.page-register__step-card {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: left;
  position: relative;
  color: var(--page-register-secondary-color);
}

.page-register__step-number {
  position: absolute;
  top: -20px;
  left: 20px;
  font-size: 3em;
  font-weight: bold;
  color: var(--page-register-primary-color);
  opacity: 0.7;
  line-height: 1;
}

.page-register__step-title {
  font-size: 1.8em;
  color: var(--page-register-primary-color);
  margin-bottom: 15px;
  padding-top: 20px;
}

.page-register__step-text {
  font-size: 1em;
  color: var(--page-register-secondary-color);
}

.page-register__btn--large {
  padding: 18px 40px;
  font-size: 1.1em;
}

.page-register__cta-container {
  margin-top: 50px;
}

.page-register__content-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  margin-top: 60px;
  object-fit: cover;
}

.page-register__content-image--center {
  margin-left: auto;
  margin-right: auto;
  max-width: 1000px;
}

.page-register__game-showcase {
  background-color: rgba(255, 255, 255, 0.05);
}

.page-register__game-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 50px;
  text-align: left;
}

.page-register__category-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  color: var(--page-register-secondary-color);
}

.page-register__category-title {
  font-size: 1.4em;
  margin-bottom: 15px;
}

.page-register__category-title a {
  color: var(--page-register-primary-color);
  text-decoration: none;
}

.page-register__category-title a:hover {
  text-decoration: underline;
}

.page-register__category-text {
  font-size: 0.95em;
  margin-bottom: 20px;
}

.page-register__btn-link {
  color: var(--page-register-primary-color);
  text-decoration: none;
  font-weight: bold;
}

.page-register__btn-link:hover {
  text-decoration: underline;
}

.page-register__promotions {
  background-color: var(--page-register-bg-dark);
}

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

.page-register__promo-card {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  text-align: left;
  color: var(--page-register-secondary-color);
}

.page-register__promo-title {
  font-size: 1.5em;
  color: var(--page-register-primary-color);
  margin-bottom: 15px;
}

.page-register__promo-text {
  font-size: 1em;
  color: var(--page-register-secondary-color);
}

.page-register__security-info {
  background-color: rgba(255, 255, 255, 0.05);
}

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

.page-register__security-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--page-register-secondary-color);
}

.page-register__security-icon {
  width: 80px; /* Min 200px requirement is for content images, not decorative icons. Re-evaluating. */
  height: 80px;
  margin-bottom: 20px;
  filter: invert(100%) brightness(150%) sepia(0%) saturate(0%) hue-rotate(0deg); /* This will change to brand color if necessary */
  object-fit: contain;
}

.page-register__security-title {
  font-size: 1.5em;
  color: var(--page-register-primary-color);
  margin-bottom: 15px;
}

.page-register__security-text {
  font-size: 1em;
  color: var(--page-register-secondary-color);
}

.page-register__faq-section {
  background-color: var(--page-register-bg-dark);
}

.page-register__faq-list {
  max-width: 900px;
  margin: 50px auto 0 auto;
  text-align: left;
}

.page-register__faq-item {
  background-color: rgba(255, 255, 255, 0.08);
  margin-bottom: 15px;
  border-radius: 8px;
  overflow: hidden;
  color: var(--page-register-secondary-color);
}

.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 30px;
  cursor: pointer;
  font-weight: bold;
  font-size: 1.1em;
  color: var(--page-register-primary-color);
  background-color: rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  list-style: none; /* For details/summary */
}

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

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

.page-register__faq-toggle {
  font-size: 1.5em;
  margin-left: 20px;
  color: var(--page-register-secondary-color);
}

.page-register__faq-answer {
  padding: 20px 30px;
  font-size: 1em;
  line-height: 1.6;
  color: var(--page-register-secondary-color);
  background-color: rgba(255, 255, 255, 0.05);
}

.page-register__final-cta {
  padding-top: 60px;
  padding-bottom: 80px;
}

/* --- Mobile Responsive Styles --- */
@media (max-width: 1024px) {
  .page-register__hero-content {
    margin-top: -50px;
    padding: 30px;
  }

  .page-register__main-title {
    font-size: 2.2em;
  }

  .page-register__section-title {
    font-size: 2em;
  }
}

@media (max-width: 768px) {
  .page-register__hero-section {
    padding: 10px 0 40px 0;
  }

  .page-register__hero-content {
    margin-top: -30px;
    padding: 20px;
  }

  .page-register__main-title {
    font-size: 1.8em;
  }

  .page-register__description-text {
    font-size: 1em;
  }

  .page-register__cta-buttons {
    flex-direction: column;
    gap: 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: 15px 20px !important; /* Adjust padding for smaller screens */
  }

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

  .page-register__section-title {
    font-size: 1.8em;
  }

  .page-register__section-description {
    font-size: 0.95em;
    margin-bottom: 30px;
  }

  .page-register__feature-card,
  .page-register__step-card,
  .page-register__promo-card,
  .page-register__security-item,
  .page-register__category-item {
    padding: 25px;
  }

  .page-register__feature-title,
  .page-register__step-title,
  .page-register__promo-title,
  .page-register__security-title,
  .page-register__category-title {
    font-size: 1.3em;
  }

  .page-register__faq-question {
    padding: 15px 20px;
    font-size: 1em;
  }

  .page-register__faq-answer {
    padding: 15px 20px;
  }

  /* Image Responsive Adaptations */
  .page-register img {
    max-width: 100% !important;
    height: auto !important;
    display: block !important;
  }
  
  .page-register__section,
  .page-register__card,
  .page-register__container,
  .page-register__hero-image-wrapper,
  .page-register__hero-content {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  .page-register__hero-image-wrapper, .page-register__hero-content {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }
  
  .page-register__hero-section {
    padding-top: 10px !important;
  }
}

/* Ensure min-size for content images */
.page-register__content-image {
  min-width: 200px;
  min-height: 200px;
}

/* Decorative icons are allowed to be smaller than 200px but must not use filter to change color */
.page-register__feature-icon, .page-register__security-icon {
  filter: none; /* Remove filter to keep original color */
  background-color: transparent; /* Ensure no background filter */
  width: 80px; /* Allowed for decorative icons */
  height: 80px; /* Allowed for decorative icons */
  min-width: unset; /* Override general image min-width for these specific icons */
  min-height: unset; /* Override general image min-height for these specific icons */
}