.page-index__hero-section { padding: 0; margin: 0; }
.page-index__hero-link { display: block; }
.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 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; }
.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 22px; border-radius: 999px; background: #0477db; color: #fff; font-weight: 700; text-decoration: none; box-shadow: 0 4px 14px rgba(4, 119, 219, 0.35); }
.page-index__logo-cta:hover { background: #0369b8; transform: translateY(-1px); }
.page-index__logo-item:nth-child(5) { grid-column: 2; }
.page-index__logo-item:nth-child(6) { grid-column: 3; }
.page-index__guide-section { padding: 0 16px 40px; }
.page-index__guide-inner { max-width: 1000px; margin: 0 auto; }
.page-index__guide-title { text-align: center; color: #0477db; font-size: 2rem; margin: 12px 0 20px; line-height: 1.3; }
.page-index__intro-paragraph { font-size: 1.1rem; line-height: 1.8; color: #333333; text-align: center; max-width: 850px; margin: 0 auto 30px; }
.page-index__intro-paragraph a { color: #0477db; text-decoration: underline; }
.page-index__guide-section h2 { color: #E53935; font-size: 1.6rem; margin: 36px 0 16px; text-align: left; }
.page-index__guide-section h3 { color: #333333; font-size: 1.15rem; margin: 24px 0 12px; }
.page-index__guide-section p:not(.page-index__intro-paragraph) { line-height: 1.8; margin: 0 0 10px; color: #333333; }
.page-index__guide-section ul, .page-index__guide-section ol { margin: 10px 0 15px; padding-left: 22px; line-height: 1.8; color: #333333; }
.page-index__guide-section li { margin-bottom: 6px; }
.page-index__guide-figure { margin: 28px auto; text-align: center; max-width: 800px; }
.page-index__guide-image { width: 100%; height: auto; aspect-ratio: 2/1; object-fit: cover; display: block; border-radius: 8px; }
.page-index__guide-figure figcaption { font-size: .9rem; color: #666; margin-top: 8px; }
.page-index__step-list li strong { color: #0477db; }
.page-index__promo-list li strong { color: #14458a; }
.page-index__note-list li strong { color: #0a3d6f; }
.page-index__cta-container { text-align: center; margin: 15px 0; }
.page-index__cta-button { display: inline-block; padding: 14px 28px; border-radius: 48px; background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); color: #ffffff; font-weight: 700; font-size: 1rem; text-decoration: none; transition: 0.3s ease; box-shadow: 0 4px 14px rgba(229, 57, 53, 0.5); }
.page-index__cta-button:hover { border-radius: 48px; background: linear-gradient(180deg, #E53935 0%, #FF5A4F 100%); color: #fff;
          transform: scale(1.03); }
@media (max-width: 767px) {
  .page-index__hero-image { aspect-ratio: 2/1; }
  .page-index__logo-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
  .page-index__logo-item:nth-child(5), .page-index__logo-item:nth-child(6) { grid-column: auto; }
  .page-index__guide-title { font-size: 1.5rem; }
  .page-index__guide-section h2 { font-size: 1.35rem; }
  .page-index__guide-section h3 { font-size: 1.1rem; }
  .page-index__guide-inner { padding: 0 0 20px; }
}