.page-index {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333333; /* Default dark text for light body background */
  background-color: #ffffff; /* Default body background is white */
}

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

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

.page-index__top-section {
  text-align: center;
  padding-top: 10px; /* Small top padding, not var(--header-offset) */
  padding-bottom: 30px;
}

.page-index__page-title {
  font-size: clamp(2.2em, 4vw, 3.2em); /* Responsive H1 font size */
  font-weight: bold;
  color: #26A9E0; /* Brand primary color for H1 */
  margin-bottom: 15px;
  line-height: 1.2;
}

.page-index__description {
  font-size: 1.1em;
  margin-bottom: 30px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.page-index__top-cta {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap; /* Allow wrapping on small screens */
}

.page-index__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 25px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  min-height: 44px; /* Minimum touch target height */
  box-sizing: border-box;
  transition: background-color 0.3s ease, color 0.3s ease;
  white-space: normal; /* Allow text to wrap */
  word-wrap: break-word; /* Ensure long words break */
  text-align: center;
}

.page-index__btn--primary {
  background-color: #26A9E0; /* Primary brand color for main CTA */
  color: #ffffff;
  border: 2px solid #26A9E0;
}

.page-index__btn--primary:hover {
  background-color: #1a8cc4;
  border-color: #1a8cc4;
}

.page-index__btn--secondary {
  background-color: #ffffff;
  color: #26A9E0;
  border: 2px solid #26A9E0;
}

.page-index__btn--secondary:hover {
  background-color: #e0f2f7;
}

.page-index__btn--promo {
  background-color: #d62828; /* Emphasized red for promo box CTA */
  color: #ffffff;
  border: 2px solid #d62828;
}

.page-index__btn--promo:hover {
  background-color: #a71e1e;
  border-color: #a71e1e;
}

.page-index__section-title {
  font-size: 2.2em;
  font-weight: bold;
  color: #333333;
  margin-bottom: 25px;
  text-align: center;
}

.page-index__announcement-section p,
.page-index__brand-overview-section p,
.page-index__long-seo-content p {
  text-align: justify; /* Justified text for long content */
  margin-bottom: 1em;
}

.page-index__announcement-section .page-index__section-title {
  color: #d62828; /* Red for announcement icon/title */
}

.page-index__feature-list,
.page-index__fact-list,
.page-index__card-list,
.page-index__identification-list,
.page-index__why-choose-list,
.page-index__product-list,
.page-index__promo-list,
.page-index__step-list,
.page-index__contact-list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 1em;
  padding-left: 0;
}

.page-index__feature-list li strong {
  color: #26A9E0;
}

.page-index__highlight-text {
  font-style: italic;
  color: #d62828;
  text-align: center;
  margin-top: 20px;
}

.page-index__text-link {
  color: #0066ff; /* Standard link blue */
  text-decoration: underline;
}

.page-index__text-link:hover {
  color: #26A9E0;
}

/* Info Card */
.page-index__info-card {
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 20px;
  margin: 30px 0;
  color: #333333;
}

.page-index__info-card strong {
  color: #26A9E0;
}

/* Warning Card */
.page-index__warning-card {
  background-color: #fff4f4;
  border-left: 5px solid #ff4141;
  border-radius: 8px;
  padding: 20px;
  margin: 30px 0;
  color: #d62828;
}

.page-index__warning-card strong {
  color: #d62828;
}

/* Long SEO Content */
.page-index__long-seo-content h2 {
  font-size: 2em;
  font-weight: bold;
  color: #26A9E0;
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: center;
}

.page-index__long-seo-content h3 {
  font-size: 1.5em;
  font-weight: bold;
  color: #333333;
  margin-top: 30px;
  margin-bottom: 15px;
  text-align: left; /* H3 can be left-aligned */
}

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

.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__wp-caption figcaption {
  font-style: italic;
  font-size: 0.9em;
  color: #666;
  margin-top: 10px;
}

.page-index__aligncenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.page-index__expert-quote {
  background-color: #f0f8ff; /* Light blue background for quote */
  border-left: 5px solid #26A9E0;
  padding: 20px;
  margin: 40px 0;
  font-style: italic;
  color: #333333;
}

.page-index__expert-quote cite {
  display: block;
  margin-top: 15px;
  text-align: right;
  font-style: normal;
  font-weight: bold;
  color: #26A9E0;
}

/* Promo Box */
.page-index__promo-box-section {
  padding: 40px 0;
}

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

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

.page-index__promo-list {
  list-style-type: none; /* Remove bullet points */
  padding: 0;
  margin-bottom: 30px;
}

.page-index__promo-list li {
  margin-bottom: 10px;
  font-size: 1.1em;
  color: #555;
}

.page-index__promo-list li strong {
  color: #d62828;
}

/* Registration Tutorial */
.page-index__registration-tutorial-section h2 {
  font-size: 2em;
  font-weight: bold;
  color: #26A9E0;
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: center;
}

.page-index__step-item {
  margin-bottom: 40px;
}

.page-index__step-title {
  font-size: 1.6em;
  font-weight: bold;
  color: #333333;
  margin-top: 25px;
  margin-bottom: 15px;
  text-align: left;
}

/* FAQ Section */
.page-index__faq-section h2 {
  font-size: 2em;
  font-weight: bold;
  color: #26A9E0;
  margin-top: 40px;
  margin-bottom: 20px;
  text-align: center;
}

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

.page-index__faq-question {
  font-size: 1.3em;
  font-weight: bold;
  color: #333333;
  margin-bottom: 10px;
}

.page-index__faq-answer-text {
  color: #555;
  margin-left: 0; /* Ensure no extra indentation for non-accordion */
}

.page-index__closing-text {
  text-align: center;
  margin-top: 40px;
  font-size: 1.1em;
  font-style: italic;
  color: #555;
}

.page-index__contact-info {
  margin-top: 40px;
  padding: 20px;
  background-color: #f9f9f9;
  border-radius: 8px;
  border: 1px solid #ddd;
}

.page-index__contact-title {
  font-size: 1.6em;
  font-weight: bold;
  color: #26A9E0;
  margin-bottom: 15px;
}

.page-index__contact-list {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.page-index__contact-list li {
  margin-bottom: 8px;
  color: #555;
}

.page-index__contact-list li strong {
  color: #333333;
}

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

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

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

  /* 1. Top section H1 + CTA */
  .page-index__top-section {
    padding-top: 10px !important;
    padding-bottom: 20px;
  }

  .page-index__page-title {
    font-size: 2em;
    margin-bottom: 10px;
  }

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

  .page-index__top-cta {
    flex-direction: column;
    gap: 10px;
  }

  .page-index__btn {
    width: 100% !important;
    max-width: 100% !important;
    padding: 12px 15px;
    font-size: 1em;
    white-space: normal !important;
    word-wrap: break-word !important;
  }

  /* 2. Single-column container */
  .page-index__section-title {
    font-size: 1.6em;
    margin-bottom: 15px;
  }

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

  /* 3. General images and figure */
  .page-index img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
    display: block !important;
  }

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

  .page-index__wp-caption figcaption {
    font-size: 0.85em;
  }

  /* 4. Buttons and button containers (already covered by .page-index__btn and .page-index__top-cta) */

  /* 5. Registration tutorial and FAQ sections */
  .page-index__long-seo-content h2,
  .page-index__registration-tutorial-section h2,
  .page-index__faq-section h2 {
    font-size: 1.8em;
    margin-top: 30px;
    margin-bottom: 15px;
  }

  .page-index__long-seo-content h3,
  .page-index__step-title,
  .page-index__faq-question {
    font-size: 1.3em;
    margin-top: 20px;
    margin-bottom: 10px;
  }

  .page-index__promo-title {
    font-size: 1.5em;
  }

  .page-index__contact-info {
    padding: 15px;
  }

  .page-index__contact-title {
    font-size: 1.4em;
  }
}

.page-index__button-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}