.page-index {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #1F2D3D; /* Text Main */
  background-color: #F4F7FB; /* Background */
}

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

.page-index__section {
  padding: 40px 0;
  margin-bottom: 20px;
  background-color: #FFFFFF; /* Card BG, default for sections */
}

.page-index__section-title {
  font-size: 2.2em;
  color: #1F2D3D; /* Text Main */
  text-align: center;
  margin-bottom: 30px;
  font-weight: bold;
}

.page-index__top-section {
  padding-top: 10px; /* Fixed header spacing */
  text-align: center;
  background-color: #F4F7FB; /* Background */
  padding-bottom: 40px;
}

.page-index__page-title {
  font-size: clamp(2em, 4vw, 2.8em); /* Responsive font size for H1 */
  color: #1F2D3D; /* Text Main */
  margin-bottom: 15px;
  font-weight: bold;
  line-height: 1.2;
}

.page-index__tagline {
  font-size: 1.1em;
  color: #1F2D3D;
  margin-bottom: 30px;
  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-size: 1.1em;
  min-height: 44px;
  box-sizing: border-box;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  transition: all 0.3s ease;
}

.page-index__btn--primary {
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); /* Button color */
  color: #ffffff;
  border: none;
}

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

.page-index__btn--secondary {
  background: #FFFFFF; /* Card BG */
  color: #2F6BFF; /* Main color */
  border: 1px solid #2F6BFF;
}

.page-index__btn--secondary:hover {
  background: #F4F7FB; /* Background */
  transform: translateY(-2px);
}

.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-contact-section p {
  margin-bottom: 15px;
  color: #1F2D3D;
}

.page-index__benefit-list,
.page-index__fact-list,
.page-index__reason-list,
.page-index__product-list,
.page-index__registration-fields,
.page-index__event-list,
.page-index__contact-list {
  list-style: none;
  padding: 0;
  margin-bottom: 20px;
}

.page-index__benefit-list li,
.page-index__fact-list li,
.page-index__reason-list li,
.page-index__product-list li,
.page-index__registration-fields li,
.page-index__event-list li,
.page-index__contact-list li {
  margin-bottom: 10px;
  padding-left: 25px;
  position: relative;
  color: #1F2D3D;
}

.page-index__benefit-list li::before,
.page-index__reason-list li::before,
.page-index__product-list li::before,
.page-index__registration-fields li::before,
.page-index__event-list li::before {
  content: '✔';
  color: #2F6BFF; /* Main color */
  position: absolute;
  left: 0;
  font-weight: bold;
}

.page-index__fact-list li::before {
  content: '•';
  color: #2F6BFF; /* Main color */
  position: absolute;
  left: 0;
  font-weight: bold;
  font-size: 1.2em;
  line-height: 1;
}

.page-index__highlight-text {
  text-align: center;
  font-style: italic;
  color: #d62828; /* Emphasized red */
  font-weight: bold;
  margin-top: 20px;
}

.page-index__info-card {
  background: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 25px;
  margin-top: 30px;
  margin-bottom: 20px;
  color: #1F2D3D;
}

.page-index__info-card p strong {
  color: #2F6BFF;
}

.page-index__warning-card {
  background: #fff4f4;
  border-left: 5px solid #ff4141;
  padding: 20px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 30px;
  color: #1F2D3D;
  font-weight: bold;
}

.page-index__warning-card a {
  color: #2F6BFF;
  text-decoration: underline;
}

.page-index__seo-content-section h2,
.page-index__seo-content-section h3 {
  color: #1F2D3D;
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-index__seo-content-section h2 {
  font-size: 1.8em;
  text-align: center;
}

.page-index__seo-content-section h3 {
  font-size: 1.5em;
}

.page-index__seo-content-section p {
  text-align: justify;
}

.page-index__wp-caption {
  max-width: 680px;
  margin: 20px auto;
  text-align: center;
  background-color: #FFFFFF;
  border: 1px solid #D6E2FF; /* Border color */
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

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

.page-index__wp-caption figcaption {
  font-style: italic;
  font-size: 0.9em;
  color: #555;
  padding: 10px 15px;
}

.page-index__seo-content-section ol {
  list-style-type: decimal;
  padding-left: 25px;
  margin-bottom: 20px;
}

.page-index__seo-content-section ol li {
  margin-bottom: 10px;
  color: #1F2D3D;
}

.page-index blockquote {
  border-left: 5px solid #2F6BFF; /* Main color */
  padding: 15px 20px;
  margin: 30px 0;
  font-style: italic;
  background-color: #F4F7FB; /* Background */
  color: #1F2D3D;
  border-radius: 0 8px 8px 0;
}

.page-index blockquote cite {
  display: block;
  margin-top: 10px;
  font-size: 0.9em;
  text-align: right;
  color: #666;
}

.page-index__promo-section {
  background-color: #F4F7FB; /* Background */
  padding: 50px 0;
}

.page-index__promo-box {
  background: #fffbe6;
  border: 2px dashed #111;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  color: #1F2D3D;
}

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

.page-index__event-list {
  margin-top: 20px;
  margin-bottom: 30px;
}

.page-index__event-list li::before {
  content: '🏆';
  color: #d62828;
}

.page-index__btn--promo {
  background: #d62828;
  color: #ffffff;
  border: none;
  padding: 15px 40px;
  font-size: 1.2em;
  font-weight: bold;
  border-radius: 8px;
}

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

.page-index__registration-tutorial-section h3 {
  font-size: 1.5em;
  color: #2F6BFF; /* Main color */
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: bold;
}

.page-index__registration-fields {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 20px;
  color: #1F2D3D;
}

.page-index__faq-contact-section h3 {
  font-size: 1.5em;
  color: #1F2D3D;
  margin-top: 30px;
  margin-bottom: 10px;
  font-weight: bold;
}

.page-index__closing-text {
  margin-top: 30px;
  font-weight: bold;
  color: #1F2D3D;
}

.page-index__contact-list li::before {
  content: '📞';
  color: #2F6BFF;
}

.page-index__contact-list li:nth-child(1)::before { content: '🌐'; }
.page-index__contact-list li:nth-child(2)::before { content: '☎️'; }
.page-index__contact-list li:nth-child(3)::before { content: '💬'; }
.page-index__contact-list li:nth-child(4)::before { content: '📱'; }

.page-index a {
  color: #2F6BFF; /* Main color */
  text-decoration: none;
}

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

/* --- Responsive Styles --- */
@media (max-width: 1024px) {
  .page-index__article-wrap {
    padding: 0 15px;
  }
  .page-index__section-title {
    font-size: 2em;
  }
  .page-index__top-cta {
    gap: 10px;
  }
  .page-index__btn {
    padding: 10px 25px;
    font-size: 1em;
  }
  .page-index__promo-title {
    font-size: 1.6em;
  }
  .page-index__btn--promo {
    padding: 12px 30px;
    font-size: 1.1em;
  }
  .page-index__wp-caption {
    max-width: 600px;
  }
}

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

  .page-index__article-wrap {
    padding: 0 15px !important;
  }

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

  .page-index__top-section {
    padding-top: 10px !important;
    padding-bottom: 30px !important;
  }

  .page-index__page-title {
    font-size: clamp(1.8em, 6vw, 2.2em) !important;
  }

  .page-index__tagline {
    font-size: 1em !important;
    margin-bottom: 20px !important;
  }

  .page-index__top-cta {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 10px !important;
  }

  .page-index__btn,
  .page-index__btn--primary,
  .page-index__btn--secondary,
  .page-index a[class*="button"],
  .page-index 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;
    font-size: 1em !important;
    min-height: 44px !important;
  }

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

  .page-index__seo-content-section h2 {
    font-size: 1.6em !important;
    text-align: left !important;
  }

  .page-index__seo-content-section h3,
  .page-index__registration-tutorial-section h3,
  .page-index__faq-contact-section h3 {
    font-size: 1.3em !important;
  }

  .page-index p {
    text-align: left !important;
  }

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

  .page-index__wp-caption {
    max-width: 100% !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    border-radius: 0 !important;
  }

  .page-index__promo-title {
    font-size: 1.4em !important;
  }

  .page-index__btn--promo {
    font-size: 1em !important;
    padding: 12px 20px !important;
  }

  .page-index__benefit-list li,
  .page-index__fact-list li,
  .page-index__reason-list li,
  .page-index__product-list li,
  .page-index__registration-fields li,
  .page-index__event-list li,
  .page-index__contact-list li {
    padding-left: 20px !important;
  }
}