.page-index { background-color: #F5F7FA; color: #333333; }

/* Hero Section */
.page-index__hero-section { width: 100%; padding: 10px 0 0; margin: 0; }
.page-index__hero-container { max-width: 1024px; margin: 0 auto; }
.page-index__hero-link { display: block; width: 100%; }
.page-index__hero-image { display: block; width: 100%; height: auto; aspect-ratio: 17/5; object-fit: cover; }

/* Logo Grid Section */
.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; background-color: #FFFFFF; border-radius: 8px; padding: 12px; border: 1px solid #E0E0E0; box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05); }
.page-index__logo-image { display: block; width: 100%; height: auto; aspect-ratio: 2/1; object-fit: contain; }
.page-index__logo-cta { display: inline-block; background: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); color: #ffffff; font-weight: 600; font-size: 14px; text-transform: uppercase; padding: 10px 22px; border-radius: 999px; text-decoration: none; text-align: center; transition: opacity 0.3s ease; }
.page-index__logo-cta:hover { opacity: 0.9; }
.page-index__logo-item:nth-child(5) { grid-column: 2 / span 1;}
.page-index__logo-item:nth-child(6) { grid-column: 3 / span 1;}

/* Guide Section */
.page-index__guide-section { background-color: #ffffff; }
.page-index__guide-inner { max-width: 1000px; margin: 0 auto; padding: 24px 16px 48px; }
.page-index__guide-title { text-align: center; color: #E53935; font-size: 1.75rem; line-height: 1.2; font-weight: 700; margin-top: 0; }
.page-index__guide-lead { font-size: 1rem; color: #333333; line-height: 1.7; }
.page-index__guide-figure { margin: 24px auto; text-align: center; }
.page-index__guide-figure img { display: block; max-width: 100%; height: auto; aspect-ratio: 2/1; object-fit: cover; margin: 0 auto; border-radius: 8px; }
.page-index__guide-figure figcaption { font-size: 0.8rem; color: #666666; margin-top: 8px; font-style: italic; }

/*  Typography & Lists */
.page-index__guide-inner h2 { font-size: 1.5rem; color: #E53935; line-height: 1.4; margin: 2em 0 1em; }
.page-index__guide-inner h3 { font-size: 1.25rem; color: #0477db; line-height: 1.4; margin: 1.5em 0 0.5em; }
.page-index__guide-inner p { line-height: 1.7; margin: 0 0 1em; }
.page-index__guide-inner ul, .page-index__guide-inner ol { margin: 0 0 1.5em 20px; line-height: 1.8; }
.page-index__guide-inner li { margin-bottom: 8px; }
.page-index__guide-inner a { color: #0477db; text-decoration: underline; }

/* FAQ Details Summary */
.page-index__faq-list { margin: 20px 0; }
.page-index__faq-item { border: 1px solid #E0E0E0; border-radius: 6px; padding: 12px 16px; margin-bottom: 10px; background-color: #ffffff; }
.page-index__faq-item summary { cursor: pointer; font-weight: 600; color: #333333; }
.page-index__faq-item p { margin-top: 10px; line-height: 1.6; font-size: 0.95rem; }

/* Media 768px */
@media (max-width: 768px) {
  .page-index__hero-section { padding-top: 10px; }
  .page-index__hero-image { aspect-ratio: 2/1; }
  .page-index__logo-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .page-index__logo-item:nth-child(5),
  .page-index__logo-item:nth-child(6) { grid-column: auto; }
  .page-index__logo-item:last-child { margin-bottom: 0; }
  .page-index__logo-cta { width: 100%; max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; padding: 10px; }
  .page-index__guide-title { font-size: 1.4rem; }
  .page-index__guide-inner h2 { font-size: 1.25rem; }
  .page-index__guide-inner h3 { font-size: 1.125rem; color: #0477db; }
  .page-index img { max-width: 100% !important; height: auto !important; }
  .page-index { overflow-x: hidden; max-width: 100%; }
}

/* Media 480px for ultra narrow screens */
@media (max-width: 480px) {
  .page-index__logo-grid { grid-template-columns: 1fr; }
  .page-index__logo-item { max-width: 100%; }
}