.page-index {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: #333333;
  line-height: 1.6;
  max-width: 100%;
  overflow-x: hidden;
  background-color: #ffffff;
}

.page-index__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Hero Section */
.page-index__hero-section {
  width: 100%;
  overflow: hidden;
  padding-top: 0;
  margin-top: 0;
}

.page-index__hero-link {
  display: block;
  text-decoration: none;
}

.page-index__hero-image {
  width: 100%;
  height: auto;
  aspect-ratio: 17 / 5;
  object-fit: cover;
  display: block;
}

/* Logo Grid Section */
.page-index__logo-grid-section {
  max-width: 1200px;
  margin: 16px auto 32px;
  padding: 0 16px;
  background: #ffffff;
}

.page-index__logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px 16px;
  justify-items: center;
  padding: 20px 0;
}

.page-index__logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 280px;
  text-align: center;
  background: #ffffff;
  border-radius: 12px;
  padding: 10px;
  transition: transform 0.2s ease;
}

.page-index__logo-item:hover {
  transform: translateY(-3px);
}

.page-index__logo-image {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: contain;
  display: block;
}

.page-index__logo-item:nth-child(5) {
  grid-column: 2;
}

.page-index__logo-item:nth-child(6) {
  grid-column: 3;
}

.page-index__logo-cta {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 999px;
  background: linear-gradient(180deg, #2B73F6 0%, #1144A6 100%);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  box-shadow: 0 4px 14px rgba(4, 119, 219, 0.35);
  transition: opacity 0.2s ease, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
}

.page-index__logo-cta:hover {
  opacity: 0.9;
  transform: scale(1.03);
}

/* Guide Section */
.page-index__guide-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 16px 48px;
}

.page-index__guide-title {
  text-align: center;
  color: #0477db;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: 800px;
  margin: 12px auto 24px;
}

.page-index__text-gold {
  color: #F2C14E;
}

.page-index__guide-lead {
  font-size: 1.1rem;
  color: #333333;
  text-align: center;
  max-width: 750px;
  margin: 0 auto 20px;
}

.page-index__guide-container h2,
.page-index__guide-container h3 {
  color: #113B7A;
  margin-top: 32px;
  margin-bottom: 12px;
  line-height: 1.3;
}

.page-index__guide-container h2 {
  font-size: 1.6rem;
  border-bottom: 2px solid #F2C14E;
  padding-bottom: 8px;
}

.page-index__guide-container h3 {
  font-size: 1.2rem;
  color: #1D5FD1;
}

.page-index__guide-container p {
  margin-bottom: 16px;
  text-align: left;
}

.page-index__guide-container ul {
  margin: 12px 0 24px;
  padding-left: 24px;
}

.page-index__guide-container li {
  margin-bottom: 8px;
}

.page-index__guide-container blockquote {
  border-left: 4px solid #F2C14E;
  padding-left: 16px;
  color: #333333;
  margin: 24px 0;
}

.page-index__guide-figure {
  margin: 24px auto;
  text-align: center;
  max-width: 800px;
}

.page-index__guide-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  display: block;
}

.page-index__guide-figure figcaption {
  font-size: 0.9rem;
  color: #666;
  margin-top: 8px;
}

.page-index__faq-list {
  margin: 16px 0;
}

.page-index__faq-list h3 {
  color: #113B7A;
  font-weight: 700;
  margin-top: 20px;
}

.page-index__faq-list p {
  margin: 8px 0;
}

/* Responsive: Tablet */
@media (max-width: 1024px) {
  .page-index__logo-grid-section {
    padding: 0 24px;
  }

  .page-index__guide-container {
    padding-left: 24px;
    padding-right: 24px;
  }
}

/* Responsive: Mobile */
@media (max-width: 768px) {
  .page-index {
    overflow-x: hidden;
  }

  .page-index__hero-image {
    aspect-ratio: 2 / 1;
  }

  .page-index__logo-grid-section {
    padding: 0 10px;
    margin-top: 8px;
    margin-bottom: 20px;
  }

  .page-index__logo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    padding: 12px 0;
  }

  .page-index__logo-item {
    max-width: 200px;
    gap: 8px;
    padding: 6px;
  }

  .page-index__logo-item:nth-child(5),
  .page-index__logo-item:nth-child(6) {
    grid-column: auto;
  }

  .page-index__logo-cta {
    font-size: 0.9rem;
    padding: 8px 16px;
    max-width: 100%;
    box-sizing: border-box;
    word-wrap: break-word;
  }

  .page-index__guide-container {
    padding: 8px 16px 40px;
  }

  .page-index__guide-title {
    font-size: 1.35rem;
  }

  .page-index__guide-container p {
    font-size: 1rem;
  }

  .page-index__guide-figure {
    margin: 16px auto;
  }

  .page-index__guide-figure img {
    aspect-ratio: 2 / 1;
    max-width: 100%;
    height: auto;
  }

  .page-index__guide-figure figcaption {
    font-size: 0.85rem;
  }

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