/* ===== Hero Section ===== */
.page-index__hero-section { width: 100%; overflow: hidden; padding-top: 0; margin-top: 0; }
.page-index__hero-container { margin: 0 auto; max-width: 100%; }
.page-index__hero-link { display: block; }
.page-index__hero-image { width: 100%; height: auto; display: block; object-fit: cover; aspect-ratio: 17/5; }

/* ===== Logo Grid Section ===== */
.page-index__logo-grid-section { max-width: 1200px; margin: 24px auto 32px; padding: 0 16px; }
.page-index__logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px 16px; justify-items: center; background: #fff; border-radius: 16px; padding: 28px 16px; box-shadow: 0 4px 20px rgba(47, 107, 255, 0.08); border: 1px solid #D6E2FF; }
.page-index__logo-item { display: flex; flex-direction: column; align-items: center; gap: 12px; width: 100%; max-width: 260px; text-align: center; }
.page-index__logo-image { width: 100%; height: auto; aspect-ratio: 2/1; object-fit: contain; display: block; }
.page-index__logo-cta { display: inline-block; padding: 10px 28px; border-radius: 999px; background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); color: #fff; font-weight: 700; font-size: 1rem; text-decoration: none; border: none; cursor: pointer; box-shadow: 0 4px 14px rgba(47, 107, 255, 0.35); transition: transform 0.2s ease, box-shadow 0.2s ease; white-space: nowrap; }
.page-index__logo-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(47, 107, 255, 0.5); }
.page-index__logo-item:nth-child(5) { grid-column: 2; }
.page-index__logo-item:nth-child(6) { grid-column: 3; }

/* ===== Guide Section ===== */
.page-index__guide-section { background: #F4F7FB; padding: 40px 0 60px; }
.page-index__guide-inner { max-width: 1000px; margin: 0 auto; padding: 0 16px; color: #1F2D3D; }
.page-index__guide-title { text-align: center; color: #2F6BFF; margin: 0 0 12px; font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 800; line-height: 1.3; }
.page-index__guide-lead { font-size: 1.1rem; line-height: 1.8; margin: 0 0 28px; text-align: center; color: #1F2D3D; }
.page-index__guide-inner h2 { color: #2F6BFF; font-size: 1.6rem; margin: 40px 0 16px; line-height: 1.4; }
.page-index__guide-inner h3 { color: #1F2D3D; font-size: 1.25rem; margin: 24px 0 10px; line-height: 1.4; }
.page-index__guide-inner p { font-size: 1rem; line-height: 1.8; margin-bottom: 16px; }
.page-index__guide-inner ul, .page-index__guide-inner ol { margin: 0 0 24px 24px; line-height: 1.8; }
.page-index__guide-inner li { margin-bottom: 8px; }
.page-index__guide-inner a { color: #2F6BFF; text-decoration: underline; }
.page-index__guide-figure { margin: 24px auto; text-align: center; max-width: 800px; background: #fff; border-radius: 12px; padding: 12px; border: 1px solid #D6E2FF; box-shadow: 0 2px 12px rgba(47, 107, 255, 0.06); }
.page-index__guide-figure img { width: 100%; height: auto; aspect-ratio: 2/1; object-fit: cover; display: block; border-radius: 8px; }
.page-index__guide-figure figcaption { font-size: 0.92rem; color: #1F2D3D; margin-top: 10px; font-style: italic; }
.page-index__guide-cta { display: inline-block; padding: 14px 36px; border-radius: 999px; background: linear-gradient(180deg, #4A8BFF 0%, #2F6BFF 100%); color: #fff; font-weight: 700; font-size: 1.05rem; text-decoration: none; box-shadow: 0 4px 18px rgba(47, 107, 255, 0.35); transition: transform 0.2s ease; }
.page-index__guide-cta:hover { transform: translateY(-2px); color: #fff; text-decoration: none; }

/* ===== FAQ ===== */
.page-index__faq-item { background: #fff; border: 1px solid #D6E2FF; border-radius: 10px; margin-bottom: 12px; padding: 0; overflow: hidden; }
.page-index__faq-item summary { padding: 18px 20px 18px 20px; cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 1.05rem; }
.page-index__faq-item summary::-webkit-details-marker { display: none; }
.page-index__faq-item[open] summary { border-bottom: 1px solid #D6E2FF; }
.page-index__faq-item p { padding: 14px 20px; margin: 0; line-height: 1.7; }
.page-index__faq-toggle { color: #2F6BFF; font-size: 1.4rem; font-weight: 700; line-height: 1; }

/* ===== Responsive: max-width 1024px ===== */
@media (max-width: 1024px) {
  .page-index__logo-grid-section { max-width: 100%; }
  .page-index__logo-grid { gap: 20px 12px; padding: 24px 12px; }
  .page-index__logo-cta { padding: 10px 20px; font-size: 0.95rem; }
  .page-index__guide-inner h2 { font-size: 1.4rem; }
}

/* ===== Responsive: max-width 768px ===== */
@media (max-width: 768px) {
  .page-index__hero-image { aspect-ratio: 2/1; }
  .page-index__logo-grid-section { margin: 16px auto 24px; padding: 0 12px; }
  .page-index__logo-grid { grid-template-columns: repeat(2, 1fr); gap: 16px 10px; padding: 20px 10px; }
  .page-index__logo-item:nth-child(5), .page-index__logo-item:nth-child(6) { grid-column: auto; }
  .page-index__logo-cta { max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; padding: 10px 14px; font-size: 0.9rem; }
  .page-index__guide-title { font-size: 1.35rem; }
  .page-index__guide-inner h2 { font-size: 1.2rem; }
  .page-index__guide-figure { margin: 16px auto; padding: 8px; }
  .page-index__guide-figure img { max-width: 100% !important; height: auto !important; }
  .page-index img { max-width: 100% !important; height: auto !important; }
  .page-index__guide-cta { display: block; text-align: center; padding: 12px 20px; font-size: 1rem; width: 100%; box-sizing: border-box; max-width: 100%; white-space: normal; }
}