:root {
  --primary-color: #C91F17;
  --secondary-color: #E53935;
  --button-gradient: linear-gradient(180deg, #FFD86A 0%, #E6B800 100%);
  --card-bg: #D32F2F;
  --section-bg: #B71C1C;
  --text-main: #FFF5E1;
  --border-color: #F2B544;
  --glow-color: #FFCC66;
  --gold-color: #F4D34D;
  --deep-red-color: #7A0E0E;
  --site-bg: #f5f5f5; /* Assuming a light site background from shared.css */
}

.page-register {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light backgrounds */
}

/* Hero Section */
.page-register__hero-section {
  padding-top: 10px; /* Small top padding, assuming body has header offset */
  position: relative;
  text-align: center;
  background: var(--section-bg);
  color: var(--text-main);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-register__hero-image-wrapper {
  width: 100%;
  max-height: 600px;
  overflow: hidden;
}

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

.page-register__hero-content {
  padding: 40px 20px;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.page-register__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--gold-color);
  text-shadow: 0 0 10px rgba(255, 204, 102, 0.7);
}

.page-register__intro-text {
  font-size: 1.1rem;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: var(--text-main);
}

.page-register__cta-button {
  display: inline-block;
  padding: 15px 30px;
  border-radius: 50px;
  background: var(--button-gradient);
  color: #333333;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.page-register__cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

/* General Section Styles */
.page-register__section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 30px;
  text-align: center;
  color: var(--primary-color);
  position: relative;
  padding-bottom: 10px;
}

.page-register__section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gold-color);
  border-radius: 2px;
}

.page-register__text-block {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.page-register__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 50px 20px;
}

/* Background Colors */
.page-register__dark-section {
  background: var(--section-bg);
  color: var(--text-main);
}

.page-register__dark-section .page-register__section-title {
  color: var(--gold-color);
}

.page-register__dark-section .page-register__text-block {
  color: var(--text-main);
}

.page-register__light-bg {
  background: var(--site-bg);
  color: #333333;
}

/* Feature Grid */
.page-register__features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__feature-item {
  background: var(--card-bg);
  color: var(--text-main);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.page-register__feature-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.3);
}

.page-register__feature-icon {
  width: 80px;
  height: auto;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 5px var(--glow-color));
}

.page-register__feature-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: var(--gold-color);
}

.page-register__feature-description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-main);
}

/* Registration Guide */
.page-register__registration-guide {
  padding-bottom: 50px;
}

.page-register__steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__step-item {
  background: var(--card-bg);
  color: var(--text-main);
  padding: 30px;
  border-radius: 15px;
  text-align: left;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
}

.page-register__step-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--gold-color);
  margin-bottom: 15px;
  line-height: 1;
  text-shadow: 0 0 10px rgba(255, 204, 102, 0.7);
}

.page-register__step-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--gold-color);
}

.page-register__step-description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-main);
}

.page-register__process-image {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 50px auto 30px auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.page-register__note-text {
  font-style: italic;
  color: var(--text-main);
  margin-bottom: 40px;
}

.page-register__cta-button--bottom {
  margin-top: 20px;
}

/* Security Section */
.page-register__security-section {
  padding: 80px 20px;
  text-align: center;
}

.page-register__security-section .page-register__section-title {
  color: var(--primary-color);
}

.page-register__security-section .page-register__text-block {
  color: #333333;
}

.page-register__security-features {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 40px;
}

.page-register__security-item {
  flex: 0 0 calc(33% - 40px);
  max-width: 300px;
  text-align: center;
  background: #ffffff;
  padding: 30px 20px;
  border-radius: 15px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  border: 1px solid #e0e0e0;
}

.page-register__security-icon {
  width: 100px;
  height: auto;
  margin-bottom: 20px;
}

.page-register__security-subtitle {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.page-register__security-item p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #555555;
}

.page-register__btn-secondary {
  display: inline-block;
  padding: 12px 25px;
  border-radius: 50px;
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  margin-top: 30px;
}

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

/* Promotions Section */
.page-register__promotions-section {
  padding-bottom: 80px;
}

.page-register__promotion-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-register__promotion-card {
  background: var(--card-bg);
  color: var(--text-main);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-register__promotion-image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  margin-bottom: 20px;
}

.page-register__promotion-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold-color);
  margin-bottom: 15px;
}

.page-register__promotion-description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-main);
  flex-grow: 1;
  margin-bottom: 20px;
}

.page-register__promotion-card .page-register__btn-primary {
  margin-top: auto;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  padding: 10px 20px;
  font-size: 0.95rem;
}

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

/* FAQ Section */
.page-register__faq-section {
  padding-bottom: 80px;
}

.page-register__faq-list {
  margin-top: 40px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

details.page-register__faq-item {
  margin-bottom: 15px;
  border-radius: 5px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

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: #333333;
}

.page-register__faq-toggle {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-left: 15px;
  width: 28px;
  text-align: center;
  transition: transform 0.3s ease;
}

details[open] .page-register__faq-toggle {
  transform: rotate(45deg);
}

details.page-register__faq-item .page-register__faq-answer {
  padding: 0 20px 20px;
  background: #f9f9f9;
  border-radius: 0 0 5px 5px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #555555;
}

.page-register__faq-answer p {
  margin: 0;
  padding: 0;
}

/* Final CTA Section */
.page-register__final-cta {
  padding-top: 80px;
  padding-bottom: 80px;
  text-align: center;
}

.page-register__final-cta .page-register__btn-secondary {
  margin-left: 20px;
}

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

/* Mobile Responsive Styles */
@media (max-width: 1024px) {
  .page-register__hero-content {
    padding: 30px 15px;
  }
  .page-register__main-title {
    font-size: clamp(2rem, 5vw, 3rem);
  }
  .page-register__intro-text {
    font-size: 1rem;
  }
  .page-register__container {
    padding: 40px 15px;
  }
  .page-register__features-grid,
  .page-register__steps-grid {
    gap: 20px;
  }
  .page-register__security-item {
    flex: 0 0 calc(50% - 20px);
    max-width: calc(50% - 20px);
  }
  .page-register__promotion-cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-register__hero-image-wrapper {
    max-height: 400px;
  }
  .page-register__hero-image {
    object-fit: contain !important;
    aspect-ratio: unset !important;
    width: 100% !important;
    height: auto !important;
  }
  .page-register__hero-section {
    padding-top: 10px;
  }
  .page-register__main-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }
  .page-register__intro-text {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }
  .page-register__cta-button {
    padding: 12px 25px;
    font-size: 1rem;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
  }
  
  /* 通用容器和图片 */
  .page-register__container {
    padding: 30px 15px !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .page-register__section-title {
    font-size: clamp(1.5rem, 6vw, 2.2rem);
    margin-bottom: 20px;
  }
  .page-register__text-block {
    font-size: 0.9rem;
    margin-bottom: 15px;
  }
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  /* 产品展示图区域 - 此页面无 gameshow，故适配 features-grid */
  .page-register__features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-register__feature-item {
    padding: 25px;
  }

  /* 装饰主标题 + 长文 SEO 区 */
  /* __article-body, __article-figure are not explicitly used in this page, but general .page-register__text-block covers the text */
  .page-register__registration-guide .page-register__text-block,
  .page-register__security-section .page-register__text-block,
  .page-register__promotions-section .page-register__text-block,
  .page-register__faq-section .page-register__text-block,
  .page-register__final-cta .page-register__text-block {
    text-align: left;
    max-width: 100%;
    padding: 0 5px;
    box-sizing: border-box;
  }
  .page-register__process-image {
    margin: 30px auto 20px auto;
  }

  .page-register__steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .page-register__step-item {
    padding: 25px;
  }

  .page-register__security-features {
    flex-direction: column;
    gap: 20px;
  }
  .page-register__security-item {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .page-register__btn-secondary {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    margin-left: 0 !important;
    margin-top: 15px;
  }

  .page-register__final-cta .page-register__cta-button {
    margin-bottom: 15px;
  }
  .page-register__final-cta .page-register__btn-secondary {
    margin-left: 0;
  }

  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;
  }
  .page-register__faq-toggle {
    font-size: 20px;
    width: 24px;
    margin-left: 10px;
  }
}