.page-index {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Deep gray for readability on light background */
  background-color: #FFFFFF; /* Default light background */
}

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

.page-index__section {
  padding: 30px 0;
  margin-bottom: 20px;
}

.page-index__top-section {
  padding-top: 10px; /* Small top padding, assuming body handles header offset */
  text-align: center;
  background-color: #FFFFFF;
}

.page-index__page-title {
  font-size: clamp(2em, 3.5vw, 3em); /* Responsive H1 font size */
  font-weight: bold;
  color: #017439; /* Brand primary color */
  margin-bottom: 15px;
  line-height: 1.2;
  text-align: center;
}

.page-index__description {
  font-size: 1.1em;
  color: #555555;
  margin-bottom: 30px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.page-index__top-cta {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
}

.page-index__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 25px;
  border-radius: 6px;
  font-size: 1.1em;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
  min-height: 44px; /* Minimum touch target height */
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  text-align: center;
}

.page-index__btn--primary {
  background-color: #C30808; /* Red for Register */
  color: #FFFF00; /* Yellow text for Register */
  border: 2px solid #C30808;
}

.page-index__btn--primary:hover {
  background-color: #a30606;
  border-color: #a30606;
  transform: translateY(-2px);
}

.page-index__btn--secondary {
  background-color: #C30808; /* Red for Login */
  color: #FFFF00; /* Yellow text for Login */
  border: 2px solid #C30808;
}

.page-index__btn--secondary:hover {
  background-color: #a30606;
  border-color: #a30606;
  transform: translateY(-2px);
}

.page-index__section-title {
  font-size: 2em;
  color: #017439;
  margin-bottom: 20px;
  text-align: center;
  font-weight: bold;
}

.page-index__section-title--notification {
  color: #ed1c24;
  font-size: 2.2em;
}

.page-index__announcement-section p,
.page-index__seo-content p {
  text-align: justify;
  margin-bottom: 1em;
}

.page-index__announcement-section ol,
.page-index__fact-list,
.page-index__identification-list,
.page-index__why-choose-us,
.page-index__product-list,
.page-index__promo-features,
.page-index__contact-info {
  margin-left: 25px;
  margin-bottom: 1em;
  padding: 0;
  list-style-type: disc;
}

.page-index__selling-points {
  list-style-type: decimal;
  font-weight: bold;
}

.page-index__emphasis-text {
  text-align: center;
  font-style: italic;
  color: #d62828;
  font-weight: bold;
}

.page-index__info-card {
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 20px;
  margin: 30px 0;
}

.page-index__info-card ul {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 10px;
}

.page-index__info-card em {
  display: block;
  margin-top: 15px;
  font-size: 0.9em;
  color: #777;
}

.page-index__warning-card {
  background-color: #fff4f4;
  border-left: 5px solid #ff4141;
  border-radius: 0 8px 8px 0;
  padding: 15px;
  margin: 30px 0;
  color: #d62828;
  font-weight: bold;
}

.page-index__seo-content h2 {
  font-size: 1.8em;
  color: #017439;
  margin-top: 40px;
  margin-bottom: 15px;
  text-align: center;
}

.page-index__seo-content h3 {
  font-size: 1.5em;
  color: #017439;
  margin-top: 30px;
  margin-bottom: 10px;
  text-align: left;
}

.page-index__wp-caption {
  margin: 20px auto;
  max-width: 680px;
  width: 100%;
  text-align: center;
}

.page-index__wp-caption img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

.page-index__wp-caption figcaption {
  font-size: 0.9em;
  color: #777;
  margin-top: 10px;
}

.page-index__blockquote-text {
  font-style: italic;
  font-size: 1.2em;
  color: #555555;
  border-left: 5px solid #017439;
  padding-left: 15px;
  margin: 30px 0;
  text-align: justify;
}

.page-index__cta-text {
  text-align: center;
  font-size: 1.1em;
  margin-top: 25px;
  font-weight: bold;
}

.page-index__cta-text a {
  color: #C30808;
  text-decoration: underline;
}

.page-index__promo-box-section {
  background-color: #FFFFFF;
}

.page-index__promo-box {
  background-color: #fffbe6; /* Light yellow background */
  border: 2px dashed #111; /* Dashed border */
  border-radius: 10px;
  padding: 25px;
  margin: 40px auto;
  text-align: center;
  max-width: 800px;
  box-sizing: border-box;
}

.page-index__promo-title {
  font-size: 1.8em;
  color: #d62828; /* Emphasized red */
  margin-bottom: 20px;
  font-weight: bold;
}

.page-index__promo-features {
  list-style-type: none;
  padding: 0;
  margin: 20px 0;
  font-size: 1.1em;
  color: #333333;
}

.page-index__promo-features li {
  margin-bottom: 10px;
}

.page-index__btn--promo {
  background-color: #d62828; /* Strong red for promo CTA */
  color: #ffffff;
  border: none;
  padding: 15px 30px;
  font-size: 1.2em;
  border-radius: 8px;
  margin-top: 20px;
}

.page-index__btn--promo:hover {
  background-color: #b82222;
  transform: translateY(-2px);
}

.page-index__register-tutorial-section h3 {
  font-size: 1.6em;
  color: #017439;
  margin-top: 35px;
  margin-bottom: 15px;
  text-align: left;
}

.page-index__register-tutorial-section ul {
  list-style-type: disc;
  margin-left: 20px;
  margin-bottom: 1em;
}

.page-index__faq-section h3 {
  font-size: 1.6em;
  color: #017439;
  margin-top: 35px;
  margin-bottom: 15px;
  text-align: left;
}

.page-index__contact-info {
  list-style-type: none;
  padding: 0;
  margin-top: 20px;
}

.page-index__contact-info li {
  margin-bottom: 8px;
  font-size: 1.1em;
}

.page-index__contact-info a {
  color: #0066ff;
  text-decoration: none;
}

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

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-index__page-title {
    font-size: clamp(1.8em, 4vw, 2.5em);
  }

  .page-index__description {
    font-size: 1em;
    padding: 0 10px;
  }

  .page-index__section-title {
    font-size: 1.8em;
  }

  .page-index__section-title--notification {
    font-size: 2em;
  }

  .page-index__seo-content h2 {
    font-size: 1.6em;
  }

  .page-index__seo-content h3,
  .page-index__register-tutorial-section h3,
  .page-index__faq-section h3 {
    font-size: 1.4em;
  }

  .page-index__btn {
    padding: 10px 20px;
    font-size: 1em;
  }

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

  .page-index__btn--promo {
    font-size: 1.1em;
    padding: 12px 25px;
  }
}

@media (max-width: 768px) {
  .page-index__article-wrap {
    padding: 0 15px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index__top-section {
    padding-top: 10px !important; /* Small top padding, not header offset */
  }

  .page-index__page-title {
    font-size: clamp(1.6em, 6vw, 2.2em) !important;
    margin-bottom: 10px !important;
  }

  .page-index__description {
    font-size: 0.95em !important;
    margin-bottom: 20px !important;
    text-align: left !important;
  }

  .page-index__top-cta {
    flex-direction: column !important;
    gap: 10px !important;
    margin-bottom: 20px !important;
    padding: 0 15px !important; /* Add padding to container */
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
  }

  .page-index__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px !important;
    font-size: 1.05em !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    box-sizing: border-box !important;
  }

  .page-index__section {
    padding: 20px 0 !important;
    margin-bottom: 15px !important;
  }

  .page-index__section-title {
    font-size: 1.6em !important;
    margin-bottom: 15px !important;
    text-align: left !important;
  }

  .page-index__section-title--notification {
    font-size: 1.8em !important;
  }

  .page-index__announcement-section p,
  .page-index__seo-content p {
    text-align: left !important;
    font-size: 0.95em !important;
  }

  .page-index__announcement-section ol,
  .page-index__fact-list,
  .page-index__identification-list,
  .page-index__why-choose-us,
  .page-index__product-list,
  .page-index__promo-features,
  .page-index__contact-info {
    margin-left: 15px !important;
    font-size: 0.95em !important;
  }

  .page-index__info-card,
  .page-index__warning-card {
    padding: 15px !important;
    margin: 20px 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index__seo-content h2 {
    font-size: 1.5em !important;
    margin-top: 30px !important;
    margin-bottom: 10px !important;
    text-align: left !important;
  }

  .page-index__seo-content h3,
  .page-index__register-tutorial-section h3,
  .page-index__faq-section h3 {
    font-size: 1.3em !important;
    margin-top: 25px !important;
    margin-bottom: 10px !important;
    text-align: left !important;
  }

  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
    box-sizing: border-box !important;
  }

  .page-index__wp-caption {
    margin: 15px auto !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index__blockquote-text {
    font-size: 1.1em !important;
    margin: 20px 0 !important;
    padding-left: 10px !important;
  }

  .page-index__promo-box {
    padding: 20px !important;
    margin: 30px auto !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index__promo-title {
    font-size: 1.5em !important;
    margin-bottom: 15px !important;
  }

  .page-index__promo-features {
    font-size: 1em !important;
    margin: 15px 0 !important;
  }

  .page-index__btn--promo {
    font-size: 1.1em !important;
    padding: 12px 20px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .page-index__contact-info li {
    font-size: 1em !important;
  }
}