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#8e8e93);border:1px dashed currentColor}.tools-panels[data-astro-cid-j7pv25f6]{position:relative}.tool-panel[data-astro-cid-j7pv25f6]{display:none;padding:var(--spacing-8);animation:fadeIn .3s ease-out forwards}.tool-panel[data-astro-cid-j7pv25f6].active{display:block}.tool-panel-link[data-astro-cid-j7pv25f6]{display:grid;grid-template-columns:1fr;gap:var(--spacing-8);text-decoration:none;color:inherit}@media(min-width:768px){.tool-panel-link[data-astro-cid-j7pv25f6]{grid-template-columns:1fr 1fr;align-items:center}}.tool-panel-image[data-astro-cid-j7pv25f6]{background:var(--color-bg-subtle);border-radius:var(--radius);border:none;overflow:hidden;aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;padding:var(--spacing-4)}.tool-panel-image[data-astro-cid-j7pv25f6] img[data-astro-cid-j7pv25f6]{width:100%;height:100%;object-fit:contain;transition:transform var(--transition-normal)}.tool-panel-link[data-astro-cid-j7pv25f6]:hover 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0}.book-title[data-astro-cid-j7pv25f6]{font-family:var(--font-sans);font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;margin:0;color:var(--color-text);letter-spacing:.08em}.book-kana[data-astro-cid-j7pv25f6]{font-family:var(--font-mono);font-size:var(--font-size-xs);color:var(--color-text-secondary);letter-spacing:.18em}.book-lead[data-astro-cid-j7pv25f6]{font-size:var(--font-size-lg);font-weight:700;color:var(--color-text);line-height:var(--leading-relaxed);margin:var(--spacing-3) 0}.book-spec[data-astro-cid-j7pv25f6]{list-style:none;display:flex;flex-wrap:wrap;gap:var(--spacing-2) var(--spacing-5);margin:0 0 var(--spacing-4);padding:0;color:var(--color-text-secondary);font-size:var(--font-size-sm)}.book-note[data-astro-cid-j7pv25f6]{font-size:var(--font-size-xs);color:var(--color-text-secondary);margin:var(--spacing-3) 0 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