.page-content {
  padding-top: 10px; /* Small top padding for main content */
  max-width: 1390px;
  margin: 0 auto;
  box-sizing: border-box;
  overflow-x: hidden;
  padding-left: 15px;
  padding-right: 15px;
}

.page-index__hero-link {
  display: block;
  width: 100%;
  margin-bottom: 20px;
}

.page-index__hero-banner {
  width: 100%;
  margin: 0;
  overflow: hidden;
  border-radius: 12px;
}

.page-index__hero-banner img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 5; /* 1920x600 */
  object-fit: cover;
  object-position: center;
  transition: transform 0.3s ease;
}

.page-index__hero-link:hover .page-index__hero-banner img {
  transform: scale(1.03);
}

.page-index__section-title-container {
  text-align: center;
  margin-bottom: 40px;
  padding: 0 10px;
}

.page-index__main-title {
  font-family: 'Arial', sans-serif;
  font-weight: 700;
  color: var(--text-main, #FFF3E6);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 auto;
  max-width: 800px;
  padding: 0;
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
}

.page-index__category-gateway-section {
  margin-bottom: 50px;
  padding: 0 10px;
}

.page-index__category-gateway {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr); /* Mobile default: 3 rows x 2 columns */
  max-width: 1200px;
  margin: 0 auto;
}

.page-index__category-card {
  display: block;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-index__category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-index__category-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  filter: none; /* Ensure no grayscale */
  transition: brightness 0.2s ease;
}

.page-index__category-card:hover img {
  brightness: 1.05;
}

.page-index__article-body {
  max-width: 900px;
  margin: 0 auto 50px auto;
  padding: 20px 10px;
  background-color: var(--card-b-g, #17191F);
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  color: var(--text-main, #FFF3E6);
  line-height: 1.7;
}

.page-index__article-heading {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--primary-color, #FF8C1A);
  margin-top: 40px;
  margin-bottom: 20px;
  font-weight: 600;
  line-height: 1.3;
}

.page-index__article-subheading {
  font-size: clamp(1.2rem, 3.5vw, 1.7rem);
  color: var(--secondary-color, #FFA53A);
  margin-top: 30px;
  margin-bottom: 15px;
  font-weight: 500;
  line-height: 1.4;
}

.page-index__article-body p {
  margin-bottom: 1em;
}

.page-index__blockquote {
  border-left: 4px solid var(--primary-color, #FF8C1A);
  padding-left: 20px;
  margin: 30px 0;
  font-style: italic;
  color: var(--text-main, #FFF3E6);
  background-color: rgba(255, 130, 0, 0.1);
  border-radius: 4px;
  padding: 15px 20px;
}

.page-index__blockquote p {
  margin: 0;
}

.page-index__inline-link {
  color: var(--secondary-color, #FFA53A);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-index__inline-link:hover {
  color: var(--glow, #FFB04D);
  text-decoration: underline;
}

.page-index__article-figure {
  margin: 30px 0;
  text-align: center;
}

.page-index__article-figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  min-width: 200px; /* Enforce min size */
  min-height: 200px; /* Enforce min size */
}

.page-index__article-figure.page-index__aligncenter {
  text-align: center;
}

.page-index__article-figure figcaption {
  font-size: 0.9em;
  color: #B0B0B0;
  margin-top: 10px;
}

.page-index__guide-list,
.page-index__promo-list {
  list-style-type: disc;
  margin-left: 25px;
  margin-bottom: 1em;
  padding-left: 0;
}

.page-index__guide-list li,
.page-index__promo-list li {
  margin-bottom: 0.5em;
}

.page-index__promo-list strong {
  color: var(--glow, #FFB04D);
}

/* Responsive adjustments */
@media (max-width: 849px) {
  .page-index__category-gateway {
    grid-template-columns: repeat(2, 1fr); /* Mobile: 3 rows x 2 columns */
  }
  .page-index__main-title {
    font-size: clamp(1.6rem, 5vw, 2.2rem);
  }
  .page-index__article-body {
    padding: 15px;
  }
  .page-index__article-heading {
    font-size: clamp(1.4rem, 4.5vw, 1.8rem);
  }
  .page-index__article-subheading {
    font-size: clamp(1.1rem, 3.8vw, 1.5rem);
  }
  .page-index__article-body img {
    max-width: 100%;
    height: auto;
  }
}

@media (min-width: 850px) {
  .page-index__category-gateway {
    grid-template-columns: repeat(6, 1fr); /* PC: One row with 6 columns */
  }
}

@media (max-width: 768px) {
  .page-index__hero-banner img,
  .page-index__category-card img,
  .page-index__article-figure img {
    max-width: 100%;
    height: auto;
  }
  .page-index__article-body {
    overflow-x: hidden;
  }
}

/* Ensure content images are not too small */
.page-index__article-body img {
  min-width: 200px; /* Enforce min size for all content images */
  min-height: 200px; /* Enforce min size for all content images */
}