.page-register {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light backgrounds */
  background-color: #F5F7FA; /* Default background */
}

.page-register__dark-section {
  background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%);
  color: #ffffff; /* White text for dark backgrounds */
}

.page-register__light-bg {
  background-color: #F5F7FA;
  color: #333333;
}

.page-register__card {
  background-color: #FFFFFF;
  color: #333333;
  border: 1px solid #E0E0E0;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  padding: 25px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-register__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.page-register__article-wrap {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

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

.page-register__hero-image-wrap {
  width: 100%;
  max-height: 675px; /* Adjust max height as needed */
  overflow: hidden;
  position: relative;
}

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

.page-register__hero-content {
  position: relative;
  z-index: 10;
  padding: 40px 20px;
  max-width: 900px;
  margin: 0 auto;
}

.page-register__main-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #ffffff;
}

.page-register__intro-text {
  font-size: 1.15rem;
  margin-bottom: 30px;
  color: #f0f0f0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-register__cta-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.page-register__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-register__btn-primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%);
  color: #ffffff;
}

.page-register__btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.page-register__btn-secondary {
  background-color: #ffffff;
  color: #E53935;
  border: 2px solid #E53935;
}

.page-register__btn-secondary:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}

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

.page-register__section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 20px;
}

.page-register__dark-section .page-register__section-title,
.page-register__dark-section .page-register__section-description {
  color: #ffffff;
}

.page-register__section-description {
  font-size: 1.05rem;
  max-width: 900px;
  margin: 0 auto 40px auto;
  color: #666666;
}

.page-register__dark-section .page-register__section-description {
  color: #f0f0f0;
}

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

.page-register__feature-icon {
  width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 15px;
  display: block;
}

.page-register__feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #E53935;
}

.page-register__feature-text {
  font-size: 1rem;
  color: #555555;
}

.page-register__step-by-step {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-top: 40px;
  text-align: left;
}

.page-register__step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-register__step-figure {
  margin: 0;
  margin-bottom: 20px;
  width: 100%;
}

.page-register__step-image {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

.page-register__step-caption {
  font-size: 0.95rem;
  color: #f0f0f0;
  margin-top: 10px;
}

.page-register__step-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #ffffff;
  text-align: center;
}

.page-register__step-text {
  font-size: 1rem;
  color: #f0f0f0;
  margin-bottom: 20px;
  text-align: center;
}

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

.page-register__notes-list li {
  background-color: #ffffff;
  border-left: 5px solid #E53935;
  padding: 15px 20px;
  margin-bottom: 15px;
  border-radius: 5px;
  font-size: 1rem;
  color: #333333;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.page-register__notes-list li strong {
  color: #E53935;
}

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

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

.page-register__faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  outline: none;
}

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

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

.page-register__faq-qtext {
  flex-grow: 1;
  color: #ffffff;
}

.page-register__faq-toggle {
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.2s ease;
  color: #ffffff;
}

.page-register__faq-answer {
  padding: 0 20px 20px 20px;
  font-size: 1rem;
  color: #f0f0f0;
}

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

.page-register__promo-image {
  width: 100%;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 15px;
  display: block;
}

.page-register__promo-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #E53935;
}

.page-register__promo-text {
  font-size: 1rem;
  color: #555555;
}

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

.page-register__download-app {
  padding-bottom: 80px;
}

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

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

  .page-register__article-wrap,
  .page-register__hero-content,
  .page-register__why-join .page-register__article-wrap,
  .page-register__how-to-register .page-register__article-wrap,
  .page-register__important-notes .page-register__article-wrap,
  .page-register__faq-section .page-register__article-wrap,
  .page-register__promotions .page-register__article-wrap,
  .page-register__download-app .page-register__article-wrap {
    padding-left: 15px !important;
    padding-right: 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 1. 顶区标题 + 双 CTA */
  .page-register__hero-section {
    padding-top: 10px !important; /* Small top padding */
  }

  .page-register__main-title {
    font-size: 2.2rem !important;
    margin-bottom: 15px;
  }

  .page-register__intro-text {
    font-size: 1rem !important;
    margin-bottom: 25px;
  }

  .page-register__cta-buttons {
    flex-direction: column;
    gap: 10px;
  }

  /* 4. 按钮与按钮容器 */
  .page-register__btn,
  .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-left: 15px !important;
    padding-right: 15px !important;
  }
  
  .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 !important;
    padding-right: 15px !important;
    flex-wrap: wrap !important;
    gap: 10px;
  }
  .page-register__cta-buttons {
    flex-direction: column;
  }

  /* 2. 单栏长文容器 (general sections) */
  .page-register__section {
    padding: 40px 0;
  }

  .page-register__section-title {
    font-size: 1.8rem !important;
    margin-bottom: 15px;
  }

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

  .page-register__feature-grid,
  .page-register__step-by-step,
  .page-register__promo-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .page-register__card {
    padding: 20px;
  }

  .page-register__feature-title,
  .page-register__promo-title {
    font-size: 1.3rem !important;
  }

  .page-register__feature-text,
  .page-register__promo-text {
    font-size: 0.95rem !important;
  }

  /* 3. 通用图片与 figure */
  .page-register img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }

  .page-register__step-title {
    font-size: 1.4rem !important;
  }

  .page-register__step-text {
    font-size: 0.95rem !important;
  }

  .page-register__notes-list li {
    font-size: 0.95rem !important;
    padding: 12px 15px;
  }

  /* 5. 注册教程与 FAQ 区块 */
  .page-register__faq-item summary {
    font-size: 1rem !important;
    padding: 15px;
  }

  .page-register__faq-answer {
    font-size: 0.95rem !important;
    padding: 0 15px 15px 15px;
  }
}