/* style/register.css */
/* body đã padding-top: var(--header-offset) từ shared.css, không thêm vào đây */

:root {
  --page-register-primary-color: #26A9E0;
  --page-register-secondary-color: #FFFFFF;
  --page-register-login-color: #EA7C07;
  --page-register-background-color: #FFFFFF;
  --page-register-text-dark: #333333;
  --page-register-text-light: #ffffff;
  --page-register-spacing-medium: 20px;
  --page-register-spacing-large: 40px;
}

.page-register {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  /* Text color for dark body background */
  color: var(--page-register-text-light);
}

.page-register__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--page-register-spacing-medium);
}

.page-register__hero-section {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--page-register-spacing-large) var(--page-register-spacing-medium);
  padding-top: 10px; /* Small top padding, body handles header offset */
  overflow: hidden;
}

.page-register__hero-image-wrapper {
  width: 100%;
  max-height: 600px; /* Limit height for hero image */
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: var(--page-register-spacing-medium);
}

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

.page-register__hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--page-register-spacing-medium);
  background: rgba(0, 0, 0, 0.5); /* Semi-transparent background for text on dark image */
  border-radius: 8px;
}

.page-register__main-title {
  font-weight: bold;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 15px;
  color: var(--page-register-text-light);
  /* No fixed font-size for H1, use responsive scaling */
}

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

.page-register__btn-primary,
.page-register__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, color 0.3s ease;
  cursor: pointer;
  box-sizing: border-box;
  text-align: center;
  white-space: normal;
  word-wrap: break-word;
}

.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: #1e87b9; /* Darken primary color */
  border-color: #1e87b9;
}

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

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

.page-register__btn-large {
  padding: 15px 30px;
  font-size: 1.1em;
}

.page-register__section-title {
  font-size: 2.2em;
  font-weight: bold;
  text-align: center;
  margin-bottom: var(--page-register-spacing-large);
}

.page-register__text-block {
  font-size: 1.05em;
  line-height: 1.7;
  margin-bottom: var(--page-register-spacing-medium);
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* Section specific styles */
.page-register__dark-bg {
  background-color: var(--page-register-primary-color);
  color: var(--page-register-text-light);
}

.page-register__light-bg {
  background-color: var(--page-register-secondary-color);
  color: var(--page-register-text-dark);
}

.page-register__benefits-section,
.page-register__steps-section,
.page-register__security-section,
.page-register__payment-methods-section,
.page-register__promotions-section,
.page-register__faq-section,
.page-register__cta-final-section {
  padding: 80px 0;
}

.page-register__benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--page-register-spacing-large);
  text-align: center;
}

.page-register__benefit-item {
  background-color: rgba(0, 0, 0, 0.05); /* For dark-bg, use light transparent */
  padding: var(--page-register-spacing-medium);
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.page-register__benefits-section.page-register__light-bg .page-register__benefit-item {
  background-color: var(--page-register-background-color);
  color: var(--page-register-text-dark);
}

.page-register__benefit-title {
  font-size: 1.4em;
  margin-bottom: 10px;
  color: var(--page-register-primary-color);
}

.page-register__benefits-section.page-register__dark-bg .page-register__benefit-title {
  color: var(--page-register-text-light);
}

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

.page-register__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--page-register-spacing-large);
  margin-top: var(--page-register-spacing-large);
  text-align: center;
}

.page-register__step-item {
  background-color: var(--page-register-primary-color);
  color: var(--page-register-text-light);
  padding: var(--page-register-spacing-medium);
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.page-register__steps-section .page-register__step-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: var(--page-register-spacing-medium);
  object-fit: cover;
}

.page-register__step-title {
  font-size: 1.3em;
  margin-bottom: 10px;
  color: var(--page-register-text-light);
}

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

.page-register__cta-wrapper {
  text-align: center;
  margin-top: var(--page-register-spacing-large);
}

.page-register__security-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--page-register-spacing-large);
  margin-top: var(--page-register-spacing-large);
}

.page-register__security-image {
  flex: 1;
  min-width: 300px;
  max-width: 600px;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.page-register__security-text-block {
  flex: 2;
  min-width: 300px;
}

.page-register__security-text-block p {
  margin-bottom: 15px;
}

.page-register__link-text {
  color: var(--page-register-primary-color);
  text-decoration: underline;
}

.page-register__dark-bg .page-register__link-text {
  color: var(--page-register-secondary-color);
}

.page-register__link-text:hover {
  color: #1e87b9; /* Darken primary color */
}

.page-register__dark-bg .page-register__link-text:hover {
  color: #cccccc; /* Lighten secondary color */
}

.page-register__payment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--page-register-spacing-large);
  margin-top: var(--page-register-spacing-large);
  text-align: center;
}

.page-register__payment-item {
  background-color: rgba(255, 255, 255, 0.1);
  padding: var(--page-register-spacing-medium);
  border-radius: 8px;
}

.page-register__payment-icon {
  max-width: 100%;
  height: auto;
  margin-bottom: 15px;
  object-fit: contain;
}

.page-register__payment-title {
  font-size: 1.2em;
  color: var(--page-register-text-light);
}

.page-register__promo-card {
  background-color: var(--page-register-background-color);
  color: var(--page-register-text-dark);
  padding: var(--page-register-spacing-large);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  max-width: 800px;
  margin: var(--page-register-spacing-large) auto 0 auto;
  text-align: center;
}

.page-register__promo-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: var(--page-register-spacing-medium);
  object-fit: cover;
}

.page-register__promo-title {
  font-size: 1.5em;
  color: var(--page-register-primary-color);
  margin-bottom: 10px;
}

.page-register__promo-description {
  font-size: 1em;
  margin-bottom: var(--page-register-spacing-medium);
}

.page-register__faq-list {
  margin-top: var(--page-register-spacing-large);
}

.page-register__faq-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
  color: var(--page-register-text-light);
}

.page-register__faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px var(--page-register-spacing-medium);
  font-weight: bold;
  font-size: 1.1em;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.page-register__faq-qtext {
  flex-grow: 1;
  color: var(--page-register-text-light);
}

.page-register__faq-toggle {
  font-size: 1.5em;
  line-height: 1;
  margin-left: 10px;
  color: var(--page-register-text-light);
}

.page-register__faq-answer {
  padding: 15px var(--page-register-spacing-medium);
  font-size: 0.95em;
  color: var(--page-register-text-light);
}

.page-register__faq-answer p {
  margin-bottom: 10px;
}

.page-register__faq-answer p:last-child {
  margin-bottom: 0;
}

.page-register__faq-item[open] summary {
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.page-register__cta-final-section {
  text-align: center;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .page-register__section-title {
    font-size: 2em;
  }
  .page-register__main-title {
    font-size: 2.5em; /* Adjusted for larger tablets */
  }
}

@media (max-width: 768px) {
  .page-register {
    font-size: 16px;
    line-height: 1.6;
  }

  .page-register__container {
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-register__hero-section {
    padding: 40px 15px;
    padding-top: 10px !important; /* body handles header offset */
  }

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

  .page-register__main-title {
    font-size: clamp(1.8em, 7vw, 2.5em); /* Clamp for H1 on mobile */
    margin-bottom: 10px;
  }

  .page-register__description {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-register__btn-primary,
  .page-register__btn-secondary,
  .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 15px;
    margin-bottom: 10px; /* Space between stacked buttons */
  }

  .page-register__cta-wrapper,
  .page-register__button-group,
  .page-register__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 0;
    padding-right: 0;
    overflow: hidden !important;
    display: flex;
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
  }

  .page-register__section-title {
    font-size: 1.8em;
    margin-bottom: 30px;
  }

  .page-register__benefits-section,
  .page-register__steps-section,
  .page-register__security-section,
  .page-register__payment-methods-section,
  .page-register__promotions-section,
  .page-register__faq-section,
  .page-register__cta-final-section {
    padding: 40px 0;
  }

  .page-register__benefits-grid,
  .page-register__steps-grid,
  .page-register__payment-grid {
    grid-template-columns: 1fr;
    gap: var(--page-register-spacing-medium);
  }

  .page-register__security-content {
    flex-direction: column;
    gap: var(--page-register-spacing-medium);
  }

  .page-register__security-image {
    min-width: unset;
    width: 100%;
    max-width: 100%;
  }

  .page-register__security-text-block {
    min-width: unset;
    width: 100%;
  }

  .page-register__promo-card {
    margin-top: var(--page-register-spacing-medium);
    padding: var(--page-register-spacing-medium);
  }

  .page-register__promo-title {
    font-size: 1.3em;
  }

  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

  /* Ensure all containers holding images/content adapt to mobile */
  .page-register__section,
  .page-register__card,
  .page-register__container,
  .page-register__hero-image-wrapper,
  .page-register__security-content,
  .page-register__promo-card,
  .page-register__payment-item,
  .page-register__benefit-item,
  .page-register__step-item,
  .page-register__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    /* Remove explicit padding for inner elements if container already has it */
    padding-left: 15px;
    padding-right: 15px;
    overflow: hidden !important;
  }

  /* Reset padding for image wrappers inside containers if needed */
  .page-register__hero-image-wrapper,
  .page-register__security-image,
  .page-register__promo-image,
  .page-register__payment-icon,
  .page-register__step-image {
    padding-left: 0;
    padding-right: 0;
  }
}

/* Ensure images do not use filters */
.page-register img {
  filter: none; /* Explicitly disable any filters */
}