.page-index {
  color: #1F2D3D;
  background: #F4F7FB;
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  line-height: 1.7;
  max-width: 100%;
  overflow-x: hidden;
}

.page-index__hero-section {
  padding-top: 0;
  margin-top: 0;
  width: 100%;
  overflow: hidden;
  background: linear-gradient(180deg, #6FA3FF 0%, #F4F7FB 100%);
}
.page-index__hero-container {
  width: 100%;
  display: block;
}
.page-index__hero-link {
  display: block;
  width: 100%;
}
.page-index__hero-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 17/5;
}

.page-index__logo-grid-section {
  max-width: 1200px;
  margin: 16px auto 28px;
  padding: 0 16px;
  background: #FFFFFF;
  border-radius: 16px;
  border: 1px solid #D6E2FF;
  box-shadow: 0 8px 24px rgba(47, 107, 255, 0.08);
}
.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;
}
.page-index__logo-image {
  width: 100%;
  height: auto;
  aspect-ratio: 2/1;
  object-fit: contain;
  display: block;
  border-radius: 8px;
  background: #FFFFFF;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.page-index__logo-image:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 16px rgba(165, 196, 255, 0.5);
}
.page-index__logo-cta {
  display: inline-block;
  padding: 10px 22px;
  border-radius: 999px;
  background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(47, 107, 255, 0.35);
  border: none;
  cursor: pointer;
  transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}
.page-index__logo-cta:hover {
  box-shadow: 0 6px 20px rgba(165, 196, 255, 0.8);
  transform: translateY(-2px);
  background: linear-gradient(180deg, #2F6BFF 0%, #1E4FCB 100%);
}
.page-index__logo-item:nth-child(5) {
  grid-column: 2;
}
.page-index__logo-item:nth-child(6) {
  grid-column: 3;
}

.page-index__guide-section {
  background: #F4F7FB;
}
.page-index__guide-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 16px 48px;
}
.page-index__guide-title {
  text-align: center;
  color: #2F6BFF;
  margin: 12px 0 20px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(1.4rem, 4vw, 1.75rem);
}
.page-index__guide-intro {
  font-size: 1.05rem;
  text-align: center;
  margin: 0 auto 28px;
  max-width: 800px;
}
.page-index__guide-intro a {
  color: #2F6BFF;
  text-decoration: none;
}
.page-index__guide-intro a:hover {
  text-decoration: underline;
}
.page-index__guide-inner h2 {
  color: #2F6BFF;
  margin: 36px 0 12px;
  font-size: 1.5rem;
  line-height: 1.4;
  border-bottom: 2px solid #D6E2FF;
  padding-bottom: 8px;
}
.page-index__guide-inner h3 {
  color: #1F2D3D;
  margin: 24px 0 8px;
  font-size: 1.2rem;
  line-height: 1.4;
}
.page-index__guide-inner p {
  margin: 0 0 16px;
  color: #1F2D3D;
}
.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;
  border-radius: 12px;
  border: 1px solid #D6E2FF;
  box-shadow: 0 8px 20px rgba(47, 107, 255, 0.06);
}
.page-index__guide-figure figcaption {
  font-size: .9rem;
  color: #555;
  margin-top: 8px;
  font-style: italic;
}
.page-index__guide-inner ul {
  margin: 16px 0;
  padding-left: 24px;
}
.page-index__guide-inner li {
  margin-bottom: 12px;
  line-height: 1.6;
}
.page-index__inline-link {
  color: #2F6BFF;
  font-weight: 600;
  text-decoration: none;
}
.page-index__inline-link:hover {
  text-decoration: underline;
}
.page-index__faq-item {
  background: #FFFFFF;
  border: 1px solid #D6E2FF;
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 12px;
  transition: box-shadow 0.3s ease;
}
.page-index__faq-item:hover {
  box-shadow: 0 8px 20px rgba(165, 196, 255, 0.3);
}
.page-index__faq-item summary {
  font-weight: 600;
  color: #1F2D3D;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 30px;
}
.page-index__faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #2F6BFF;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  transition: transform 0.3s ease, background 0.3s ease;
}
.page-index__faq-item[open] summary::after {
  content: '-';
  transform: translateY(-50%) rotate(180deg);
  background: #1E4FCB;
}
.page-index__faq-item p {
  margin-top: 12px;
  color: #555;
}

@media (max-width: 1024px) {
  .page-index__logo-grid {
    gap: 16px 12px;
  }
  .page-index__logo-cta {
    padding: 8px 18px;
    font-size: 0.9rem;
  }
  .page-index__guide-inner {
    padding: 16px 24px 48px;
  }
}

@media (max-width: 768px) {
  .page-index__hero-image {
    aspect-ratio: 2/1;
  }
  .page-index__logo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 10px;
    padding: 14px 0;
  }
  .page-index__logo-item:nth-child(5),
  .page-index__logo-item:nth-child(6) {
    grid-column: auto;
  }
  .page-index__logo-item {
    max-width: 260px;
  }
  .page-index__logo-cta {
    padding: 8px 14px;
    font-size: 0.85rem;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
  }
  .page-index__guide-title {
    font-size: 1.35rem;
    margin: 10px 0 16px;
  }
  .page-index__guide-inner {
    padding: 12px 12px 36px;
  }
  .page-index__guide-inner h2 {
    font-size: 1.3rem;
    margin: 28px 0 10px;
  }
  .page-index__guide-inner h3 {
    font-size: 1.1rem;
  }
  .page-index__guide-inner p {
    font-size: 0.95rem;
  }
  .page-index__guide-figure {
    margin: 18px auto;
  }
  .page-index__guide-figure figcaption {
    font-size: 0.8rem;
  }
  .page-index__logo-cta {
    width: 100%;
    max-width: 100%;
    padding: 10px 8px;
    font-size: 0.85rem;
  }
  .page-index img {
    max-width: 100% !important;
    height: auto !important;
  }
  .page-index {
    max-width: 100%;
    overflow-x: hidden;
  }
}

@media (max-width: 480px) {
  .page-index__logo-grid {
    gap: 10px 8px;
  }
  .page-index__logo-cta {
    padding: 8px 6px;
    font-size: 0.8rem;
  }
}