:root {
  --page-register-primary-color: #11A84E;
  --page-register-secondary-color: #22C768;
  --page-register-button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
  --page-register-card-bg: #11271B;
  --page-register-bg: #08160F;
  --page-register-text-main: #F2FFF6;
  --page-register-text-secondary: #A7D9B8;
  --page-register-border-color: #2E7A4E;
  --page-register-glow-color: #57E38D;
  --page-register-gold-color: #F2C14E;
  --page-register-divider-color: #1E3A2A;
  --page-register-deep-green: #0A4B2C;
}

.page-register {
  background-color: var(--page-register-bg);
  color: var(--page-register-text-main); /* Light text on dark body background */
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  padding-bottom: 50px; /* General padding to ensure footer spacing */
}

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

.page-register__dark-section {
  background-color: var(--page-register-card-bg); /* Use card background for dark sections */
  color: var(--page-register-text-main);
}

.page-register__section-title {
  font-size: clamp(28px, 4vw, 42px);
  color: var(--page-register-text-main);
  margin-bottom: 20px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.page-register__section-description {
  font-size: 18px;
  color: var(--page-register-text-secondary);
  max-width: 800px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.page-register__main-title {
  font-size: clamp(32px, 5vw, 56px);
  color: var(--page-register-gold-color);
  margin-bottom: 25px;
  font-weight: 900;
  text-shadow: 0 0 10px rgba(87, 227, 141, 0.5); /* Glow color */
  line-height: 1.2;
}

.page-register__tagline {
  font-size: clamp(18px, 2.5vw, 22px);
  color: var(--page-register-text-main);
  max-width: 900px;
  margin: 0 auto 40px;
  line-height: 1.5;
}

/* Hero Section */
.page-register__hero-section {
  position: relative;
  overflow: hidden;
  padding-top: 10px; /* Small top padding, body handles header offset */
  padding-bottom: 80px;
  display: flex;
  flex-direction: column; /* Ensure image is above content */
  align-items: center;
}

.page-register__hero-image {
  width: 100%;
  max-height: 500px; /* Adjust as needed */
  overflow: hidden;
  margin-bottom: 40px; /* Space between image and content */
}

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

.page-register__hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 20px;
  max-width: 1200px;
}

/* CTA Buttons */
.page-register__cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

.page-register__cta-buttons--center {
  margin-left: auto;
  margin-right: auto;
}

.page-register__btn-primary,
.page-register__btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  min-width: 180px;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-register__btn-primary {
  background: var(--page-register-button-gradient);
  color: #ffffff; /* White text on button */
  border: none;
  box-shadow: 0 5px 15px rgba(34, 199, 104, 0.4);
}

.page-register__btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(34, 199, 104, 0.6);
}

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

.page-register__btn-secondary:hover {
  background: rgba(34, 199, 104, 0.1);
  transform: translateY(-3px);
}

/* Reasons Section */
.page-register__reasons-section {
  padding: 80px 20px;
}

.page-register__reason-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 50px auto 0;
}

.page-register__reason-card {
  background-color: var(--page-register-deep-green); /* Darker green for cards */
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-register__reason-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-register__reason-card img {
  width: 100%;
  max-width: 250px; /* Smaller images for cards */
  height: auto;
  object-fit: contain;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
}

.page-register__card-title {
  font-size: 22px;
  color: var(--page-register-gold-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-register__card-text {
  font-size: 16px;
  color: var(--page-register-text-secondary);
  line-height: 1.7;
  flex-grow: 1; /* Ensure text fills space */
}

/* Registration Guide Section */
.page-register__registration-guide-section {
  padding: 80px 20px;
  background-color: var(--page-register-bg); /* Use body background for this section */
  color: var(--page-register-text-main);
}

.page-register__guide-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 50px auto 0;
}

.page-register__step-item {
  background-color: var(--page-register-card-bg);
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__step-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-register__step-item img {
  width: 100%;
  max-width: 300px; /* Adjust size for step images */
  height: auto;
  object-fit: cover;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-register__step-title {
  font-size: 24px;
  color: var(--page-register-gold-color);
  margin-bottom: 15px;
  font-weight: 700;
}

.page-register__step-text {
  font-size: 16px;
  color: var(--page-register-text-secondary);
  line-height: 1.7;
  flex-grow: 1;
}

.page-register__step-text ul {
  list-style: disc inside;
  padding-left: 20px;
  margin-top: 15px;
}

.page-register__step-text ul li {
  margin-bottom: 8px;
  color: var(--page-register-text-main);
}

.page-register__step-text ul li strong {
  color: var(--page-register-gold-color);
}

/* Payment Methods Section */
.page-register__payment-methods-section {
  padding: 80px 20px;
}

.page-register__payment-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 50px auto 0;
}

.page-register__payment-card {
  background-color: var(--page-register-deep-green);
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-register__payment-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.page-register__payment-card img {
  width: 100%;
  max-width: 400px;
  height: auto;
  object-fit: cover;
  margin-bottom: 25px;
  border-radius: 8px;
  display: block;
}

.page-register__payment-card ul {
  list-style: disc inside;
  padding-left: 20px;
  margin-top: 15px;
  text-align: left;
  width: 100%;
}

.page-register__payment-card ul li {
  margin-bottom: 8px;
  color: var(--page-register-text-main);
}

.page-register__payment-card ul li strong {
  color: var(--page-register-gold-color);
}

/* FAQ Section */
.page-register__faq-section {
  padding: 80px 20px;
  background-color: var(--page-register-bg);
  color: var(--page-register-text-main);
}

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

details.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 10px;
  border: 1px solid var(--page-register-border-color);
  overflow: hidden;
  background: var(--page-register-deep-green); /* Darker background for FAQ items */
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}
details.page-register__faq-item summary.page-register__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  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-divider-color); /* Slightly lighter on hover */
}
.page-register__faq-qtext {
  flex: 1;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  color: var(--page-register-text-main);
}
.page-register__faq-toggle {
  font-size: 28px;
  font-weight: bold;
  color: var(--page-register-gold-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 30px;
  text-align: center;
}
details.page-register__faq-item .page-register__faq-answer {
  padding: 0 25px 25px;
  background: var(--page-register-deep-green); /* Keep same background for answer */
  border-top: 1px solid var(--page-register-divider-color);
  border-radius: 0 0 10px 10px;
}
.page-register__faq-answer p {
  font-size: 16px;
  color: var(--page-register-text-secondary);
  line-height: 1.7;
}

/* CTA Final Section */
.page-register__cta-section {
  padding: 80px 20px;
}

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

/* Ensure no horizontal scroll on mobile for sections */
.page-register__hero-section,
.page-register__reasons-section,
.page-register__registration-guide-section,
.page-register__payment-methods-section,
.page-register__faq-section,
.page-register__cta-section {
  max-width: 100%;
  width: 100%;
  box-sizing: border-box;
  overflow: hidden; /* Prevent horizontal scroll */
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .page-register__hero-image {
    max-height: 400px;
  }
  .page-register__section-title {
    font-size: clamp(26px, 3.5vw, 38px);
  }
  .page-register__main-title {
    font-size: clamp(28px, 4.5vw, 48px);
  }
  .page-register__reason-grid,
  .page-register__guide-steps,
  .page-register__payment-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
  }
}

@media (max-width: 768px) {
  .page-register {
    padding-bottom: 30px;
  }
  .page-register__section {
    padding: 40px 0;
  }
  .page-register__section-title {
    font-size: 24px;
  }
  .page-register__section-description {
    font-size: 16px;
    margin-bottom: 30px;
    padding: 0 15px;
  }
  .page-register__main-title {
    font-size: 32px;
    margin-bottom: 20px;
    padding: 0 15px;
  }
  .page-register__tagline {
    font-size: 16px;
    margin-bottom: 30px;
    padding: 0 15px;
  }

  /* HERO 主图区域 */
  .page-register__hero-image {
    max-height: 300px;
    margin-bottom: 20px;
  }
  .page-register__hero-image img {
    object-fit: contain !important; /* Must use contain for mobile */
    aspect-ratio: unset !important; /* Allow aspect ratio to adjust */
    width: 100% !important;
    height: auto !important;
  }
  .page-register__hero-section {
    padding-top: 10px; /* Small top padding, body handles header offset */
    padding-bottom: 40px;
  }
  .page-register__hero-content {
    padding: 0 15px;
  }

  /* 按钮与按钮容器 */
  .page-register__cta-buttons {
    flex-direction: column; /* Stack buttons vertically */
    gap: 15px;
    padding: 0 15px;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-register__btn-primary,
  .page-register__btn-secondary {
    max-width: 100% !important;
    width: 100% !important;
    min-width: unset;
    padding: 12px 20px;
    font-size: 16px;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 通用图片与容器 */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-register__reason-card img,
  .page-register__step-item img,
  .page-register__payment-card img {
    max-width: 100% !important; /* Ensure card images are also responsive */
    width: 100% !important;
  }
  .page-register__reasons-section,
  .page-register__registration-guide-section,
  .page-register__payment-methods-section,
  .page-register__faq-section,
  .page-register__cta-section {
    padding: 40px 15px; /* Adjust section padding */
  }

  .page-register__reason-grid,
  .page-register__guide-steps,
  .page-register__payment-grid {
    grid-template-columns: 1fr; /* Single column layout */
    gap: 20px;
    margin-top: 30px;
  }

  .page-register__reason-card,
  .page-register__step-item,
  .page-register__payment-card {
    padding: 25px;
  }

  .page-register__card-title,
  .page-register__step-title {
    font-size: 20px;
  }

  .page-register__card-text,
  .page-register__step-text,
  .page-register__payment-card p,
  .page-register__payment-card ul li {
    font-size: 15px;
  }

  /* FAQ */
  details.page-register__faq-item summary.page-register__faq-question {
    padding: 15px 20px;
  }
  .page-register__faq-qtext {
    font-size: 16px;
  }
  .page-register__faq-toggle {
    font-size: 24px;
    width: 24px;
  }
  details.page-register__faq-item .page-register__faq-answer {
    padding: 0 20px 20px;
  }
  .page-register__faq-answer p {
    font-size: 15px;
  }
}