.page-index__hero-section { width: 100%; overflow: hidden; padding: 0; margin: 0; background-color: #f5f7fa; }
.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: 24px auto 32px; padding: 0 16px; }
.page-index__logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px 16px; justify-items: center; }
.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: 1px solid #e0e0e0; border-radius: 16px; padding: 12px; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04); transition: transform 0.2s ease, box-shadow 0.2s ease; }
.page-index__logo-item:hover { transform: translateY(-4px); box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08); }
.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 24px; border-radius: 999px; background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); color: #ffffff; font-weight: 700; font-size: 1rem; line-height: 1.4; text-decoration: none; border: none; cursor: pointer; box-shadow: 0 4px 14px rgba(229, 57, 53, 0.35); transition: opacity 0.2s ease, transform 0.2s ease; max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; text-align: center; }
.page-index__logo-cta:hover { opacity: 0.9; transform: scale(1.02); }
.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-color: #ffffff; padding-top: 16px; }
.page-index__guide-inner { max-width: 1000px; margin: 0 auto; padding: 16px 16px 48px; color: #333333; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }
.page-index__guide-title { text-align: center; color: #0477db; margin: 12px 0 20px; font-weight: 800; line-height: 1.25; letter-spacing: 0.5px; }
.page-index__guide-intro { font-size: 1.1rem; line-height: 1.75; text-align: center; max-width: 850px; margin: 0 auto 30px; color: #333333; }
.page-index__guide-h2 { color: #0477db; font-size: 1.55rem; font-weight: 700; margin: 42px 0 16px; line-height: 1.4; }
.page-index__guide-h3 { color: #333333; font-size: 1.125rem; font-weight: 700; margin: 26px 0 12px; line-height: 1.5; }
.page-index__guide-text { font-size: 1rem; line-height: 1.75; margin-bottom: 16px; color: #333333; }
.page-index__guide-text a { color: #E53935; text-decoration: underline; word-break: break-word; }
.page-index__guide-text a:hover { color: #FF5A4F; }
.page-index__guide-figure { margin: 28px 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; box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08); }
.page-index__guide-figure figcaption { font-size: 0.9rem; color: #666666; margin-top: 10px; font-style: italic; }
.page-index__guide-inner ul { list-style: disc; padding-left: 24px; margin: 16px 0; }
.page-index__guide-inner ul li { line-height: 1.75; margin-bottom: 10px; color: #333333; }
.page-index__guide-inner a { color: #E53935; text-decoration: underline; }
.page-index__guide-inner a:hover { color: #FF5A4F; }

@media (max-width: 768px) {
  .page-index__hero-section { padding-top: 0; }
  .page-index__hero-image { aspect-ratio: 2/1; max-width: 100%; height: auto; }
  .page-index__logo-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 0 12px; }
  .page-index__logo-item { padding: 8px; max-width: 100%; }
  .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: 10px 16px; width: 100%; }
  .page-index__logo-image { width: 100%; max-width: 100%; height: auto; }
  .page-index__guide-inner { padding: 12px 16px 40px; }
  .page-index__guide-title { font-size: 1.35rem; }
  .page-index__guide-h2 { font-size: 1.2rem; }
  .page-index__guide-h3 { font-size: 1rem; }
  .page-index__guide-figure img { max-width: 100%; height: auto; }
  .page-index__guide-figure { margin: 20px auto; }
  .page-index__guide-text { font-size: 0.95rem; }
  .page-index img { max-width: 100%; height: auto; }
  .page-index__guide-inner a { word-break: break-word; }
}