:root {
  --primary-color: #0A2463;
  --secondary-color: #FFD700;
  --text-light: #ffffff;
  --text-dark: #333333;
  --background-dark: #000; /* Assuming body background is black from shared.css */
  --card-bg-dark: rgba(255, 255, 255, 0.08); /* Slightly transparent white on black for cards */
  --card-border-dark: rgba(255, 255, 255, 0.15);
  --input-bg-dark: rgba(255, 255, 255, 0.1);
  --input-border-dark: rgba(255, 255, 255, 0.3);
  --placeholder-dark: rgba(255, 255, 255, 0.6);
}

.page-register {
  color: var(--text-light); /* Text on body background */
  padding-top: var(--header-offset, 120px); /* Ensures content is below fixed header */
  background-color: var(--background-dark); /* Explicitly setting for clarity, though shared.css defines body */
}

.page-register__hero-section {
  background-image: url('[GALLERY:hero_background:1920x1080:b52 club,register,login,background,neon_lights]');
  background-size: cover;
  background-position: center;
  padding: 80px 20px;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 70vh;
  position: relative;
  z-index: 1;
}

.page-register__hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6); /* Dark overlay for text readability */
  z-index: -1;
}

.page-register__hero-content {
  max-width: 800px;
  width: 100%;
  padding: 20px;
  box-sizing: border-box;
}

.page-register__main-title {
  font-size: 48px;
  color: var(--secondary-color);
  margin-bottom: 20px;
  font-weight: bold;
  line-height: 1.2;
}

.page-register__hero-description {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 40px;
  line-height: 1.6;
}

.page-register__form-container {
  background: var(--card-bg-dark);
  border: 1px solid var(--card-border-dark);
  border-radius: 10px;
  padding: 40px;
  max-width: 500px;
  margin: 0 auto;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.page-register__form-group {
  margin-bottom: 20px;
  text-align: left;
}

.page-register__form-label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-light);
  font-weight: 500;
  font-size: 15px;
}

.page-register__form-input {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--input-border-dark);
  border-radius: 5px;
  background: var(--input-bg-dark);
  color: var(--text-light);
  font-size: 16px;
  box-sizing: border-box;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

.page-register__form-input::placeholder {
  color: var(--placeholder-dark);
}

.page-register__form-input:focus {
  border-color: var(--secondary-color);
  background: rgba(255, 255, 255, 0.15);
  outline: none;
}

.page-register__form-group--checkbox {
  display: flex;
  align-items: center;
  margin-top: 25px;
  margin-bottom: 30px;
}

.page-register__form-checkbox {
  margin-right: 10px;
  width: 18px;
  height: 18px;
  accent-color: var(--secondary-color); /* Highlight checkbox */
}

.page-register__form-label-checkbox {
  font-size: 14px;
  color: var(--text-light);
}

.page-register__form-link {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: 500;
}

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

.page-register__submit-button {
  width: 100%;
  padding: 15px 20px;
  background: var(--secondary-color);
  color: var(--primary-color);
  border: none;
  border-radius: 5px;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.page-register__submit-button:hover {
  background: #e6c200; /* Slightly darker gold */
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.page-register__login-prompt {
  margin-top: 25px;
  font-size: 15px;
  color: var(--text-light);
}

.page-register__login-link {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: 500;
}

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

.page-register__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
  box-sizing: border-box;
}

.page-register__section-title {
  font-size: 38px;
  color: var(--secondary-color);
  text-align: center;
  margin-bottom: 50px;
  font-weight: bold;
}

.page-register__benefits-section {
  padding: 60px 0;
  background-color: var(--background-dark);
}

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

.page-register__benefit-item {
  background: var(--card-bg-dark);
  border: 1px solid var(--card-border-dark);
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-register__benefit-icon {
  width: 200px; /* Enforce min 200px display size */
  height: 200px; /* Enforce min 200px display size */
  object-fit: contain;
  margin-bottom: 20px;
}

.page-register__benefit-title {
  font-size: 22px;
  color: var(--secondary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-register__benefit-description {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.6;
}

.page-register__guide-section {
  padding: 60px 0;
  background-color: var(--primary-color); /* Use primary color for contrast */
}

.page-register__guide-steps {
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.page-register__step-item {
  display: flex;
  align-items: center;
  gap: 40px;
  color: var(--text-light);
}

.page-register__step-item:nth-child(even) {
  flex-direction: row-reverse; /* Alternate layout for steps */
}

.page-register__step-number {
  font-size: 60px;
  font-weight: bold;
  color: var(--secondary-color);
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 4px solid var(--secondary-color);
  border-radius: 50%;
  background: rgba(255, 215, 0, 0.1);
}

.page-register__step-text-content {
  flex: 1;
}

.page-register__step-title {
  font-size: 28px;
  color: var(--secondary-color);
  margin-bottom: 15px;
  font-weight: bold;
}

.page-register__step-description {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
}

.page-register__step-image {
  width: 45%; /* Adjusted for better layout with text */
  height: auto;
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  object-fit: cover;
  min-width: 200px; /* Ensure minimum size */
}

.page-register__cta-bottom {
  text-align: center;
  margin-top: 60px;
}

.page-register__cta-button--large {
  display: inline-block;
  padding: 18px 45px;
  background: var(--secondary-color);
  color: var(--primary-color);
  border: none;
  border-radius: 8px;
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

.page-register__cta-button--large:hover {
  background: #e6c200;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.6);
}

.page-register__faq-section {
  padding: 60px 0;
  background-color: var(--background-dark);
}

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

/* FAQ容器样式 */
.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--card-border-dark);
}

/* FAQ默认状态 - 答案隐藏 */
.page-register__faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease, opacity 0.4s ease;
  padding: 0 20px; /* Adjust padding for consistency */
  opacity: 0;
  color: var(--text-light);
}

/* FAQ展开状态 - ⚠️ Sử dụng!important và đủ lớn max-height để đảm bảo có thể mở rộng */
.page-register__faq-item.active .page-register__faq-answer {
  max-height: 2000px !important; /* ⚠️ Sử dụng!important để đảm bảo ưu tiên, giá trị đủ lớn để chứa mọi nội dung */
  padding: 20px !important; /* Adjust padding for consistency */
  opacity: 1;
  background: var(--card-bg-dark); /* Darker background for answer */
  border-radius: 0 0 10px 10px;
}

/* Question style */
.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  background: var(--card-bg-dark);
  border-bottom: 1px solid var(--card-border-dark); /* Separator */
  border-radius: 10px; /* Initially rounded */
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.page-register__faq-item.active .page-register__faq-question {
  border-bottom-left-radius: 0; /* Remove bottom radius when active */
  border-bottom-right-radius: 0;
}

.page-register__faq-question:hover {
  background: rgba(255, 255, 255, 0.12); /* Slightly lighter hover */
}

.page-register__faq-question:active {
  background: rgba(255, 255, 255, 0.15);
}

/* Question title style */
.page-register__faq-question h3 {
  margin: 0;
  padding: 0;
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  pointer-events: none; /* Prevent h3 tag from blocking click events */
  color: var(--text-light);
}

/* Toggle icon */
.page-register__faq-toggle {
  font-size: 28px; /* Larger icon */
  font-weight: bold;
  line-height: 1;
  color: var(--secondary-color); /* Gold color for toggle */
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
  margin-left: 15px;
  pointer-events: none; /* Prevent icon from blocking click events */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; /* Larger toggle area */
  height: 32px;
}

.page-register__faq-item.active .page-register__faq-toggle {
  transform: rotate(45deg); /* Rotate to form an 'x' or 'minus' */
  color: var(--secondary-color);
}

/* General image responsiveness for content area */
.page-register img {
  max-width: 100%;
  height: auto;
  display: block;
  box-sizing: border-box;
}

/* Mobile responsiveness */
@media (max-width: 1024px) {
  .page-register__main-title {
    font-size: 40px;
  }
  .page-register__section-title {
    font-size: 32px;
  }
  .page-register__guide-steps {
    gap: 30px;
  }
  .page-register__step-item {
    gap: 20px;
  }
  .page-register__step-number {
    font-size: 50px;
    width: 70px;
    height: 70px;
  }
  .page-register__step-title {
    font-size: 24px;
  }
}

@media (max-width: 768px) {
  .page-register {
    padding-top: var(--header-offset, 120px) !important;
    font-size: 16px;
    line-height: 1.6;
  }

  .page-register__hero-section {
    padding: 60px 15px;
    min-height: 60vh;
  }

  .page-register__main-title {
    font-size: 32px;
    margin-bottom: 15px;
  }

  .page-register__hero-description {
    font-size: 16px;
    margin-bottom: 30px;
  }

  .page-register__form-container {
    padding: 30px 20px;
  }

  .page-register__submit-button {
    font-size: 16px;
    padding: 12px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-register__login-prompt {
    font-size: 14px;
  }

  .page-register__container {
    padding: 30px 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-register__section-title {
    font-size: 28px;
    margin-bottom: 40px;
  }

  .page-register__benefits-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-register__benefit-item {
    padding: 25px;
  }

  .page-register__benefit-icon {
    width: 200px !important; /* Enforce min 200px display size */
    height: 200px !important; /* Enforce min 200px display size */
    margin-bottom: 15px;
  }

  .page-register__benefit-title {
    font-size: 20px;
    margin-bottom: 10px;
  }

  .page-register__benefit-description {
    font-size: 14px;
  }

  .page-register__guide-steps {
    gap: 40px;
  }

  .page-register__step-item {
    flex-direction: column; /* Stack vertically on mobile */
    gap: 20px;
    text-align: center;
  }

  .page-register__step-item:nth-child(even) {
    flex-direction: column; /* Ensure stacking for even items too */
  }

  .page-register__step-number {
    font-size: 45px;
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
  }

  .page-register__step-text-content {
    width: 100%;
  }

  .page-register__step-title {
    font-size: 22px;
    margin-bottom: 10px;
  }

  .page-register__step-description {
    font-size: 15px;
  }

  .page-register__step-image {
    width: 100% !important; /* Full width on mobile */
    min-width: unset; /* Remove min-width constraint */
    max-width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }

  .page-register__cta-bottom {
    margin-top: 40px;
  }

  .page-register__cta-button--large {
    font-size: 18px;
    padding: 15px 30px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  .page-register__faq-list {
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 15px;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-register__faq-question {
    padding: 15px;
    flex-wrap: wrap;
  }

  .page-register__faq-question h3 {
    font-size: 16px;
    margin-bottom: 0;
    width: calc(100% - 40px);
  }

  .page-register__faq-toggle {
    margin-left: 10px;
    width: 28px;
    height: 28px;
    font-size: 24px;
  }

  .page-register__faq-answer {
    padding: 0 15px;
  }

  .page-register__faq-item.active .page-register__faq-answer {
    padding: 15px !important;
  }

  /* Image responsiveness for all images in content */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    box-sizing: border-box !important;
  }
}