.page-index { color: #333333; font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; background-color: #F5F7FA; }

/* ==== Module 0: Hero Section (Flatsome style) ==== */
.page-index__hero-section { padding-top: 0; margin-top: 0; width: 100%; overflow: hidden; background-color: #ffffff; }
.page-index__hero-container { width: 100%; background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 50%, #f5f7fa 100%); }
.page-index__hero-link { display: block; text-decoration: none; }
.page-index__hero-image { width: 100%; max-width: 100%; height: auto; aspect-ratio: 17/5; object-fit: cover; display: block; }

/* ==== Module 1: Logo Grid Section (4+2 layout) ==== */
.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-radius: 12px; padding: 16px 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); transition: transform 0.2s ease, box-shadow 0.2s ease; border: 1px solid #E0E0E0; }
.page-index__logo-item:hover { transform: translateY(-3px); box-shadow: 0 6px 20px rgba(0,0,0,0.1); }
.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: linear-gradient(180deg, #FF5A4F 0%, #E53935 100%); color: #FFFFFF; font-weight: 700; font-size: 0.95rem; text-decoration: none; box-shadow: 0 4px 14px rgba(229, 57, 53, 0.35); transition: opacity 0.2s ease, transform 0.2s ease; border: none; cursor: pointer; }
.page-index__logo-cta:hover { opacity: 0.9; transform: scale(1.03); }
.page-index__logo-item:nth-child(5) { grid-column: 2; }
.page-index__logo-item:nth-child(6) { grid-column: 3; }

/* ==== Module 2: Guide Section (SEO long-content) ==== */
.page-index__guide-section { background-color: #FFFFFF; border-top: 1px solid #E0E0E0; }
.page-index__guide-inner { max-width: 1000px; margin: 0 auto; padding: 24px 16px 48px; }
.page-index__guide-title { text-align: center; color: #E53935; margin: 12px 0 24px; font-size: 1.75rem; font-weight: 800; line-height: 1.3; letter-spacing: -0.02em; max-width: 900px; margin-left: auto; margin-right: auto; }
.page-index__guide-inner p { font-size: 1rem; line-height: 1.8; color: #333333; }
.page-index__guide-inner a { color: #E53935; text-decoration: underline; text-underline-offset: 3px; }
.page-index__guide-inner a:hover { color: #FF5A4F; }
.page-index__guide-inner h2 { color: #E53935; font-size: 1.5rem; font-weight: 700; margin: 36px 0 16px; padding-top: 12px; border-top: 1px solid #E0E0E0; }
.page-index__guide-inner h3 { color: #333333; font-size: 1.2rem; font-weight: 600; margin: 24px 0 12px; }
.page-index__guide-inner ul { margin: 12px 0; padding-left: 24px; }
.page-index__guide-inner li { margin-bottom: 8px; line-height: 1.6; }
.page-index__guide-figure { margin: 24px 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; border: 1px solid #E0E0E0; }
.page-index__guide-figure figcaption { font-size: 0.875rem; color: #666666; margin-top: 8px; font-style: italic; }

/* ==== Responsive Styles ==== */
@media (max-width: 1024px) {
    .page-index__logo-grid { grid-template-columns: repeat(4, 1fr); }
    .page-index__logo-item { max-width: 240px; }
}

@media (max-width: 768px) {
    .page-index__hero-image { aspect-ratio: 2/1; }
    .page-index__hero-section { padding-top: 0; }
    
    .page-index__logo-grid-section { padding: 0 12px; margin: 16px auto 24px; }
    .page-index__logo-grid { grid-template-columns: repeat(2, 1fr); gap: 12px 10px; }
    .page-index__logo-item:nth-child(5), .page-index__logo-item:nth-child(6) { grid-column: auto; }
    .page-index__logo-item { max-width: none; padding: 12px 8px; }
    .page-index__logo-cta { width: 100%; max-width: 100%; box-sizing: border-box; white-space: normal; word-wrap: break-word; text-align: center; padding: 10px 12px; font-size: 0.9rem; }
    
    .page-index__guide-inner { padding: 16px 12px 36px; }
    .page-index__guide-title { font-size: 1.35rem; line-height: 1.3; }
    .page-index__guide-inner h2 { font-size: 1.2rem; margin: 28px 0 12px; }
    .page-index__guide-inner h3 { font-size: 1rem; }
    
    .page-index img { max-width: 100% !important; height: auto !important; }
    .page-index__guide-figure { margin: 16px auto; }
    .page-index__guide-figure img { max-width: 100%; height: auto; }
}

@media (max-width: 480px) {
    .page-index__logo-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .page-index__logo-item { padding: 10px 6px; }
    .page-index__logo-cta { font-size: 0.8rem; padding: 8px 10px; }
    .page-index--overflow-protect { overflow-x: hidden; }
}