/* style/register.css */

/* Biến màu */
:root {
  --primary-color: #017439;
  --secondary-color: #FFFFFF;
  --register-button-bg: #C30808;
  --register-button-text: #FFFF00;
  --login-button-bg: #C30808;
  --login-button-text: #FFFF00;
  --body-bg: #FFFFFF;
  --text-dark: #333333;
  --text-light: #ffffff;
  --border-color: #e0e0e0;
}

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

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

.page-register__hero-section {
  position: relative;
  text-align: center;
  color: var(--text-light);
  padding-top: 10px; /* Small top padding, assuming body has padding-top from shared.css */
  margin-bottom: 40px;
  overflow: hidden;
}

.page-register__hero-image {
  position: relative;
  width: 100%;
  height: 500px; /* Fixed height for desktop */
  overflow: hidden;
}

.page-register__hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* Cover for desktop */
  display: block;
}

.page-register__hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  max-width: 800px;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.5); /* Semi-transparent overlay for text readability */
  border-radius: 8px;
}

.page-register__main-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 15px;
  line-height: 1.2;
  color: var(--text-light);
}

.page-register__hero-description {
  font-size: 1.2rem;
  margin-bottom: 30px;
  color: var(--text-light);
}

.page-register__btn-primary,
.page-register__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s ease, color 0.3s ease;
  max-width: 100%; /* Ensure buttons adapt */
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-register__btn-primary {
  background-color: var(--register-button-bg);
  color: var(--register-button-text);
  border: none;
}

.page-register__btn-primary:hover {
  background-color: darken(var(--register-button-bg), 10%); /* Darken on hover */
}

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

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

.page-register__btn-login {
  background-color: var(--login-button-bg);
  color: var(--login-button-text);
}

.page-register__btn-login:hover {
  background-color: darken(var(--login-button-bg), 10%);
}

.page-register__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  text-align: center;
  color: var(--primary-color);
}

.page-register__section-description {
  font-size: 1.1rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.page-register__why-register-section,
.page-register__how-to-register-section,
.page-register__important-notes-section,
.page-register__login-guide-section,
.page-register__promotions-section,
.page-register__faq-section {
  padding: 60px 0;
  margin-bottom: 0;
}

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

.page-register__dark-section .page-register__section-title,
.page-register__dark-section .page-register__section-description,
.page-register__dark-section .page-register__card-title,
.page-register__dark-section .page-register__card-text,
.page-register__dark-section .page-register__list-icon {
  color: var(--text-light);
}

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

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

.page-register__benefit-card,
.page-register__step-card {
  background-color: var(--secondary-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-register__dark-section .page-register__benefit-card {
  background-color: rgba(255, 255, 255, 0.1);
}

.page-register__benefit-card img,
.page-register__step-card img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 20px;
  display: block;
}

.page-register__card-title,
.page-register__step-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.page-register__dark-section .page-register__card-title {
  color: var(--text-light);
}

.page-register__step-icon {
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: var(--secondary-color);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.8rem;
  font-weight: bold;
  margin-bottom: 20px;
}

.page-register__notes-list {
  list-style: none;
  padding: 0;
  max-width: 800px;
  margin: 40px auto 0;
  text-align: left;
}

.page-register__notes-list li {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 15px 20px;
  margin-bottom: 10px;
  border-radius: 8px;
  display: flex;
  align-items: flex-start;
  font-size: 1.1rem;
}

.page-register__list-icon {
  font-size: 1.2rem;
  margin-right: 15px;
  color: var(--secondary-color);
  flex-shrink: 0;
}

.page-register__promotions-section img {
  max-width: 800px;
  height: auto;
  margin: 40px auto;
  display: block;
  border-radius: 10px;
}

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

details.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--secondary-color);
  color: var(--text-dark);
}
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: #f5f5f5;
}
.page-register__faq-qtext {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--text-dark);
}
.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: #f9f9f9;
  border-radius: 0 0 5px 5px;
  color: var(--text-dark);
}

/* General image responsiveness */
.page-register img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

  .page-register__hero-image {
    height: 400px;
  }

  .page-register__hero-content {
    max-width: 90%;
  }

  .page-register__main-title {
    font-size: clamp(2rem, 4vw, 3rem);
  }

  .page-register__hero-description {
    font-size: 1.1rem;
  }

  .page-register__section-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
  }

  .page-register__benefits-grid,
  .page-register__steps-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

/* -------------------------------------------------------------------------- */
/*                            Responsive Design (max-width: 768px)           */
/* -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .page-register__container,
  .page-register__hero-content,
  .page-register__why-register-section .page-register__container,
  .page-register__how-to-register-section .page-register__container,
  .page-register__important-notes-section .page-register__container,
  .page-register__login-guide-section .page-register__container,
  .page-register__promotions-section .page-register__container,
  .page-register__faq-section .page-register__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  /* HERO 主图区域 */
  .page-register__hero-section {
    padding-top: 10px; /* Small top padding for mobile */
    margin-bottom: 30px;
  }

  .page-register__hero-image {
    height: 250px; /* Adjust height for mobile */
  }

  .page-register__hero-image img {
    object-fit: contain !important; /* Prevent cropping on mobile */
    aspect-ratio: unset !important; /* Allow natural aspect ratio */
    width: 100% !important;
    height: 100% !important;
  }

  .page-register__hero-content {
    position: static; /* Remove absolute positioning for mobile */
    transform: none; /* Remove transform */
    background-color: transparent; /* No overlay on mobile, text below image */
    padding: 20px 0;
    color: var(--text-dark); /* Adjust text color for light background */
  }

  .page-register__hero-content .page-register__main-title,
  .page-register__hero-content .page-register__hero-description {
    color: var(--text-dark); /* Ensure text is dark on light background */
  }

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

  .page-register__hero-description {
    font-size: 1rem;
    margin-bottom: 20px;
  }

  /* Section titles and descriptions */
  .page-register__section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 15px;
  }

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

  /* Benefits grid (general product/card display) */
  .page-register__benefits-grid {
    grid-template-columns: 1fr; /* Single column for mobile */
    gap: 20px;
  }

  .page-register__benefit-card {
    padding: 20px;
  }

  .page-register__benefit-card img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Steps grid */
  .page-register__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-register__step-card {
    padding: 20px;
  }

  .page-register__step-card img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* Important notes list */
  .page-register__notes-list {
    margin-top: 20px;
  }

  .page-register__notes-list li {
    padding: 12px 15px;
    font-size: 1rem;
  }

  .page-register__list-icon {
    font-size: 1.1rem;
    margin-right: 10px;
  }

  /* Promotions image */
  .page-register__promotions-section img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    margin: 30px auto;
  }

  /* FAQ section */
  details.page-register__faq-item summary.page-register__faq-question {
    padding: 15px;
  }
  .page-register__faq-qtext {
    font-size: 15px;
  }
  details.page-register__faq-item .page-register__faq-answer {
    padding: 0 15px 15px;
  }

  /* General images and containers */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
  .page-register__section,
  .page-register__card,
  .page-register__container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Buttons and button containers */
  .page-register__cta-button,
  .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; /* Adjust padding for mobile */
  }
  
  .page-register__cta-buttons,
  .page-register__button-group,
  .page-register__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    display: flex;
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
  }
}