.page-index {
  font-family: 'Arial', sans-serif;
  color: #333333; /* Text Main */
  background-color: #F5F7FA; /* Background */
  line-height: 1.6;
}

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

.page-index__section {
  padding: 40px 0;
}

.page-index__top-section {
  padding-top: 10px; /* Small top padding as body handles header offset */
  padding-bottom: 30px;
  text-align: center;
}

.page-index__page-title {
  font-size: clamp(2em, 4vw, 3.5em); /* Responsive H1 font size */
  font-weight: 700;
  color: #E53935; /* Main color for emphasis */
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-index__intro-text {
  font-size: 1.1em;
  margin-bottom: 25px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.page-index__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 30px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1em;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 44px; /* Minimum touch target size */
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.page-index__btn--primary {
  background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); /* Button gradient */
  color: #ffffff;
  border: none;
}

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

.page-index__btn--secondary {
  background-color: #ffffff;
  color: #E53935; /* Main color */
  border: 2px solid #E53935;
}

.page-index__btn--secondary:hover {
  background-color: #f0f0f0;
  color: #E53935;
  transform: translateY(-2px);
}

.page-index__section-title {
  font-size: 2.2em;
  font-weight: 700;
  color: #E53935; /* Main color */
  text-align: center;
  margin-bottom: 30px;
  line-height: 1.3;
}

.page-index__announcement-section p,
.page-index__brand-overview-section p,
.page-index__seo-content-section p,
.page-index__registration-tutorial-section p,
.page-index__faq-section p,
.page-index__contact-info-section p {
  margin-bottom: 15px;
  font-size: 1.05em;
}

.page-index__benefits-list,
.page-index__fact-list,
.page-index__recognition-list,
.page-index__why-join-list,
.page-index__product-list,
.page-index__form-fields,
.page-index__promo-features,
.page-index__contact-list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 20px;
}

.page-index__benefits-list li,
.page-index__fact-list li,
.page-index__recognition-list li,
.page-index__why-join-list li,
.page-index__product-list li,
.page-index__form-fields li,
.page-index__promo-features li,
.page-index__contact-list li {
  margin-bottom: 8px;
  font-size: 1.05em;
}

.page-index__emphasized-text {
  font-style: italic;
  color: #E53935; /* Main color */
  text-align: center;
  font-weight: 600;
  margin-top: 25px;
}

.page-index__emphasized-text a {
  color: #E53935;
  text-decoration: underline;
}

.page-index__info-card {
  background-color: #f9f9f9; /* Grey background */
  border: 1px solid #E0E0E0; /* Border */
  border-radius: 8px;
  padding: 25px;
  margin-top: 30px;
  margin-bottom: 30px;
}

.page-index__info-card p strong {
  color: #333333;
  font-size: 1.1em;
}

.page-index__note-text {
  font-size: 0.95em;
  font-style: italic;
  color: #666666;
  margin-top: 15px;
}

.page-index__warning-card {
  background-color: #fff4f4;
  border-left: 5px solid #ff4141; /* Red warning border */
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 30px;
}

.page-index__warning-title {
  color: #ff4141;
  font-size: 1.2em;
  margin-bottom: 10px;
}

.page-index__seo-content-section h2,
.page-index__seo-content-section h3 {
  color: #333333;
  margin-top: 35px;
  margin-bottom: 20px;
  line-height: 1.4;
}

.page-index__seo-content-section h2 {
  font-size: 1.8em;
  font-weight: 700;
}

.page-index__sub-section-title {
  font-size: 1.5em;
  font-weight: 600;
}

.page-index__justify-text {
  text-align: justify;
  margin-bottom: 15px;
}

.page-index__wp-caption {
  margin: 25px auto;
  text-align: center;
  max-width: 680px; /* Max width for blog images */
}

.page-index__wp-caption img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.page-index__figcaption {
  font-style: italic;
  font-size: 0.95em;
  color: #666666;
  margin-top: 10px;
}

.page-index__expert-quote {
  font-style: italic;
  font-size: 1.2em;
  border-left: 5px solid #FF5A4F; /* Auxiliary color for quote border */
  padding-left: 20px;
  margin: 30px 0;
  color: #555555;
}

.page-index__expert-quote footer {
  font-size: 0.9em;
  text-align: right;
  margin-top: 10px;
}

.page-index__promo-box-section {
  padding: 50px 0;
}

.page-index__promo-box {
  background-color: #fffbe6; /* Light yellow background */
  border: 2px dashed #111;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  box-sizing: border-box;
}

.page-index__promo-title {
  font-size: 2em;
  color: #d62828; /* Emphasized red */
  margin-bottom: 20px;
  font-weight: 700;
}

.page-index__promo-box p {
  font-size: 1.1em;
  margin-bottom: 20px;
}

.page-index__btn--promo {
  background-color: #d62828; /* Emphasized red */
  color: #ffffff;
  border: none;
  padding: 15px 35px;
  font-size: 1.2em;
  border-radius: 8px;
  font-weight: 700;
}

.page-index__btn--promo:hover {
  background-color: #ed1c24;
}

.page-index__registration-tutorial-section h3 {
  margin-top: 30px;
  margin-bottom: 15px;
  color: #E53935; /* Main color */
  font-size: 1.6em;
  font-weight: 600;
}

.page-index__faq-question-text {
  font-size: 1.4em;
  font-weight: 600;
  color: #333333;
  margin-top: 30px;
  margin-bottom: 10px;
}

.page-index__faq-answer-text {
  margin-bottom: 20px;
}

.page-index__contact-list a {
  color: #E53935; /* Main color */
  text-decoration: none;
}

.page-index__contact-list a:hover {
  text-decoration: underline;
}

/* Ensure all content images are at least 200px wide in desktop */
.page-index img {
  min-width: 200px;
  min-height: 200px;
}

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

  .page-index__article-wrap {
    padding: 0 15px !important; /* Mobile padding for content wrap */
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* 1. Top Section Title + Dual CTA */
  .page-index__top-section {
    padding-top: 10px !important; /* Small top padding */
    padding-bottom: 20px !important;
  }

  .page-index__page-title {
    font-size: clamp(1.8em, 7vw, 2.5em); /* Adjust H1 for smaller screens */
    margin-bottom: 10px;
  }

  .page-index__intro-text {
    font-size: 1em;
    margin-bottom: 20px;
  }

  .page-index__top-cta {
    flex-direction: column; /* Stack buttons vertically */
    gap: 10px;
  }

  .page-index__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 10px 20px !important;
    font-size: 1em !important;
  }

  /* 2. Single Column Long Article Container */
  .page-index__section {
    padding: 25px 0 !important;
  }

  .page-index__section-title {
    font-size: 1.8em !important;
    margin-bottom: 20px !important;
  }

  .page-index__info-card,
  .page-index__warning-card,
  .page-index__promo-box {
    padding: 20px !important;
    margin-top: 20px !important;
    margin-bottom: 20px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index__warning-title {
    font-size: 1.1em !important;
  }

  /* 3. General Images and Figure */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    min-width: unset !important; /* Allow images to shrink below 200px on mobile */
    min-height: unset !important;
  }

  .page-index__wp-caption {
    margin: 20px auto !important;
  }

  .page-index__figcaption {
    font-size: 0.9em !important;
  }

  .page-index__expert-quote {
    font-size: 1.1em !important;
    padding-left: 15px !important;
  }

  /* 4. Buttons and Button Containers (already covered by .page-index__btn) */
  .page-index__btn--promo {
    padding: 12px 25px !important;
    font-size: 1.1em !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  .page-index__promo-title {
    font-size: 1.6em !important;
  }

  /* 5. Registration Tutorial and FAQ Blocks */
  .page-index__registration-tutorial-section h3,
  .page-index__faq-question-text {
    font-size: 1.3em !important;
    margin-top: 25px !important;
    margin-bottom: 10px !important;
  }

  .page-index__faq-answer-text {
    font-size: 1em !important;
  }

  .page-index__benefits-list,
  .page-index__fact-list,
  .page-index__recognition-list,
  .page-index__why-join-list,
  .page-index__product-list,
  .page-index__form-fields,
  .page-index__promo-features,
  .page-index__contact-list {
    margin-left: 20px !important;
  }

  .page-index__benefits-list li,
  .page-index__fact-list li,
  .page-index__recognition-list li,
  .page-index__why-join-list li,
  .page-index__product-list li,
  .page-index__form-fields li,
  .page-index__promo-features li,
  .page-index__contact-list li {
    font-size: 1em !important;
  }
}

@media (max-width: 1024px) {
  .page-index__article-wrap {
    padding: 0 30px;
  }
  .page-index__page-title {
    font-size: clamp(2.5em, 5vw, 3em);
  }
  .page-index__section-title {
    font-size: 2em;
  }
  .page-index__sub-section-title {
    font-size: 1.4em;
  }
  .page-index__promo-title {
    font-size: 1.8em;
  }
}