:root{--color-bg: #ffffff;--color-text: #111111;--color-muted: #666666;--color-border: #eaeaea;--color-primary: #2563eb;--color-primary-light: #eff6ff;--color-surface: #f9fafb;--color-surface-hover: #f3f4f6;--color-layer-meta: #d97706;--color-layer-core: #059669;--color-layer-tool: #e11d48;--max-width: 1100px;--max-width-text: 780px;--radius: 8px;--radius-lg: 12px;--space-xs: 8px;--space-sm: 16px;--space-md: 32px;--space-lg: 64px;--transition-base: .2s ease;--transition-smooth: .25s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Noto Sans JP,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.8}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-sm)}h1,h2,h3{font-weight:600;line-height:1.4}section{margin:var(--space-lg) 0}.social-links{display:flex;gap:16px}.social-link{display:flex;align-items:center;justify-content:center;color:var(--color-text);transition:opacity var(--transition-base)}.social-link:hover{opacity:.6;color:var(--color-text)}.site-header{background:var(--color-bg);border-bottom:1px solid var(--color-border);position:fixed;top:0;left:0;right:0;z-index:1000;transition:transform .22s ease-in-out,box-shadow .22s ease-in-out;will-change:transform}.site-header--hidden{transform:translateY(-100%)}.site-header-inner{max-width:100%;width:100%;box-sizing:border-box;padding:12px 24px;display:flex;align-items:center;justify-content:space-between;min-height:64px}.container{padding-top:80px}.site-title{font-weight:700;text-decoration:none;color:var(--color-text)}.header-right{display:flex;align-items:center;gap:16px}.header-search-wrapper{display:flex;align-items:center;position:relative;border:1px solid var(--color-border);border-radius:var(--radius);padding:6px 12px;background:var(--color-bg);transition:border-color var(--transition-base)}.search-icon{color:var(--color-muted);margin-right:8px;flex-shrink:0;cursor:pointer;transition:color var(--transition-base),transform var(--transition-base)}.search-icon:hover{color:var(--color-primary);transform:scale(1.15)}.header-search{border:none;background:transparent;color:var(--color-text);font-size:.9rem;min-width:140px;padding:0;outline:none}.header-search::placeholder{color:var(--color-muted)}.header-search-wrapper:focus-within{border-color:var(--color-primary)}.header-nav{display:flex;align-items:center}.header-nav a{margin-left:12px;text-decoration:none;color:var(--color-muted);transition:color var(--transition-base)}.header-nav a:hover{color:var(--color-primary)}.header-divider{width:1px;height:20px;background:var(--color-border)}.language-switcher{display:flex;align-items:center;gap:.5rem;font-size:.875rem;font-weight:600}.language-switcher a{text-decoration:none;color:var(--color-muted);transition:color var(--transition-base);cursor:pointer}.language-switcher a:hover{color:var(--color-primary)}.language-switcher a.active{color:var(--color-text);font-weight:700}.language-switcher .separator{color:var(--color-border)}.filter-container{display:flex;flex-direction:column;gap:var(--space-sm);margin-bottom:var(--space-md);padding:var(--space-sm);background-color:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border)}.filter-group{display:flex;flex-direction:column;gap:var(--space-xs)}.filter-label{font-size:.7rem;font-weight:700;color:var(--color-muted);letter-spacing:.1em;text-transform:uppercase;padding-left:2px}.filter-options{display:flex;flex-wrap:wrap;gap:var(--space-xs)}.filter-link{appearance:none;background-color:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);cursor:pointer;font-size:.9rem;font-weight:600;letter-spacing:.05em;padding:6px 14px;text-transform:uppercase;transition:var(--transition-smooth)}.filter-link:hover{border-color:var(--color-muted);background-color:var(--color-surface-hover)}.filter-link.active{background-color:var(--color-text);color:var(--color-bg);border-color:var(--color-text);transform:translateY(-1px);box-shadow:0 4px 12px #0000000d}.filter-link[data-value=META].active{background-color:var(--color-layer-meta);border-color:var(--color-layer-meta)}.filter-link[data-value=CORE].active{background-color:var(--color-layer-core);border-color:var(--color-layer-core)}.filter-link[data-value=TOOL].active{background-color:var(--color-layer-tool);border-color:var(--color-layer-tool)}.hidden{display:none!important}.page-title{margin-top:var(--space-lg);font-size:3rem;font-weight:800}.model-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;margin-top:var(--space-lg)}.card{border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg);box-shadow:0 4px 6px -1px #0000000d;transition:all var(--transition-smooth);overflow:hidden;display:flex}.card:hover{border-color:var(--color-primary);transform:translateY(-4px);box-shadow:0 10px 15px -3px #0000001a}.card-link{display:flex;flex-direction:column;width:100%;padding:2rem 1.5rem;text-decoration:none;color:inherit}.card-icon{color:var(--color-primary);width:40px;height:40px;margin-bottom:1rem;flex-shrink:0}.card-title{font-size:1.4rem;font-weight:700;line-height:1.4;margin-bottom:.5rem;transition:color var(--transition-base)}.card[data-layer=META]:hover .card-title{color:var(--color-layer-meta)}.card[data-layer=CORE]:hover .card-title{color:var(--color-layer-core)}.card[data-layer=TOOL]:hover .card-title{color:var(--color-layer-tool)}.card-description{font-size:.9rem;color:var(--color-muted);line-height:1.6;margin-bottom:1.5rem;flex-grow:1}.card-meta{display:flex;gap:8px;align-items:center}.badge{font-size:.75rem;font-weight:500;padding:2px 8px;background:var(--color-surface);color:var(--color-muted);border-radius:6px;border:1px solid var(--color-border)}.site-footer{background:var(--color-bg);border-top:1px solid var(--color-border);margin-top:var(--space-lg);padding:var(--space-lg) 0}.site-footer-inner{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-sm);display:flex;flex-direction:column;gap:var(--space-md)}.footer-top{width:100%;display:flex;align-items:center;justify-content:space-between}.footer-nav{display:flex;gap:var(--space-md)}.footer-nav a{text-decoration:none;color:var(--color-muted);transition:color var(--transition-base)}.footer-nav a:hover{color:var(--color-primary)}[data-icon]{color:currentColor;vertical-align:middle}.footer-copyright{font-size:.9rem;color:var(--color-muted);text-align:center}