.product-header__grid{display:grid;grid-template-columns:1fr auto;gap:clamp(2rem,4vw,4rem);align-items:center}.product-header__logo{display:block;width:clamp(160px,18vw,220px);aspect-ratio:9 / 16;height:auto;border-radius:clamp(20px,2vw,28px);border:1px solid var(--color-paper-fold);background-color:#fdf6ec;box-shadow:0 1px #0000000a,0 8px 24px #4a5a2f14}@media(max-width:879px){.product-header__grid{grid-template-columns:1fr;gap:1.5rem;align-items:stretch}.product-header__logo{order:-1;width:clamp(160px,40vw,240px);margin:0 auto;border-radius:clamp(20px,4vw,28px)}}.product-section__figure{margin:1.75rem 0;display:flex;justify-content:center}.product-section__figure img{display:block;width:auto;height:auto;max-width:100%;border-radius:10px;border:1px solid var(--color-paper-fold);background-color:var(--color-paper-warm);box-shadow:0 1px #0000000a,0 6px 18px #4a5a2f14}.product-section__figure--small img{max-width:clamp(180px,40vw,280px)}@media(max-width:640px){.product-section__figure{margin:1.25rem 0}}.section__subtitle{font-family:var(--font-serif-jp);font-size:clamp(1.125rem,2.5vw,1.375rem);font-weight:600;letter-spacing:.06em;line-height:1.5;color:var(--color-ink-deep);margin:3rem 0 1rem;padding-bottom:.5rem;border-bottom:1px solid var(--color-paper-fold);position:relative}.section__subtitle:before{content:"";position:absolute;left:0;bottom:-1px;width:3rem;height:1px;background-color:var(--color-olive)}.section__paragraph--lift{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--color-paper-fold);color:var(--color-ink-soft)}.callout{margin:2rem 0 0;padding:1.5rem 1.75rem;background-color:#9aa57014;border-left:3px solid var(--color-olive);position:relative}.callout__label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.28em;text-transform:uppercase;color:var(--color-olive-deep);margin:0 0 .75rem;font-weight:500}.callout__text{font-family:var(--font-sans-jp);font-size:.9375rem;line-height:1.9;color:var(--color-ink-deep);margin:0}.principle-list{list-style:none;margin:1.5rem 0 0;padding:0;counter-reset:principle;display:flex;flex-direction:column;gap:1.5rem}.principle-list__item{display:grid;grid-template-columns:2.5rem 1fr;gap:1.25rem;padding:1.25rem 0;border-top:1px solid var(--color-paper-fold);align-items:baseline}.principle-list__num{font-family:var(--font-serif);font-style:italic;font-size:1.5rem;color:var(--color-olive);letter-spacing:0}.principle-list__title{font-family:var(--font-serif-jp);font-size:1.0625rem;font-weight:600;letter-spacing:.08em;color:var(--color-ink-deep);margin:0 0 .5rem}.principle-list__text{font-family:var(--font-sans-jp);font-size:.9375rem;line-height:1.85;color:var(--color-ink-soft);margin:0}.axes-grid{margin:2rem 0 0;display:grid;grid-template-columns:1fr;gap:1.25rem}@media(min-width:720px){.axes-grid{grid-template-columns:repeat(3,1fr)}}.axes-grid__item{padding:1.5rem;background-color:#fffcf58c;border:1px solid var(--color-paper-fold);transition:border-color .2s ease,background-color .2s ease}.axes-grid__item:hover{border-color:var(--color-olive);background-color:#fffcf5d9}.axes-grid__num{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.2em;color:var(--color-olive);text-transform:uppercase;margin:0 0 .75rem;font-weight:500}.axes-grid__title{font-family:var(--font-serif-jp);font-size:1.125rem;font-weight:600;letter-spacing:.08em;color:var(--color-ink-deep);margin:0 0 .75rem}.axes-grid__text{font-family:var(--font-sans-jp);font-size:.875rem;line-height:1.85;color:var(--color-ink-soft);margin:0}.table-wrap{margin:2rem 0 1rem;overflow-x:auto;border-top:1px solid var(--color-ink-faint)}.cell-strong{font-family:var(--font-serif-jp);font-weight:600;color:var(--color-ink-deep);letter-spacing:.05em}.cell-italic{font-family:var(--font-serif);font-style:italic;color:var(--color-ink-soft)}.cell-quiet{font-family:var(--font-mono);font-size:.8125rem;color:var(--color-ink-faint);letter-spacing:.06em}.category-list{margin:2rem 0 0;display:grid;grid-template-columns:1fr;gap:1rem}@media(min-width:720px){.category-list{grid-template-columns:1fr 1fr}}.category-list__item{display:grid;grid-template-columns:3rem 1fr;gap:1rem;padding:1.25rem;background-color:#fffcf58c;border:1px solid var(--color-paper-fold);align-items:start}.category-list__tag{font-family:var(--font-serif);font-size:2rem;font-weight:500;color:var(--color-blush);margin:0;line-height:1}.category-list__title{font-family:var(--font-serif-jp);font-size:1rem;font-weight:600;letter-spacing:.06em;color:var(--color-ink-deep);margin:0 0 .5rem}.category-list__text{font-family:var(--font-sans-jp);font-size:.875rem;line-height:1.8;color:var(--color-ink-soft);margin:0}.thread-list{list-style:none;margin:2rem 0 0;padding:0;display:flex;flex-direction:column;gap:1.5rem}.thread-list li{padding:1.25rem 1.5rem;background-color:#fffcf580;border-left:2px solid var(--color-blush);font-family:var(--font-sans-jp);font-size:.9375rem;line-height:1.95;color:var(--color-ink-deep)}.stage-list{list-style:none;margin:1.5rem 0 0;padding:0;display:flex;flex-direction:column;gap:1rem}.stage-list li{display:grid;grid-template-columns:4rem 1fr;gap:1.25rem;padding:1.25rem 0;border-top:1px solid var(--color-paper-fold);align-items:start}.stage-list__num{font-family:var(--font-mono);font-size:.8125rem;letter-spacing:.16em;color:var(--color-olive);font-weight:500;padding-top:.25rem}.stage-list__title{font-family:var(--font-serif-jp);font-size:1rem;font-weight:600;letter-spacing:.06em;color:var(--color-ink-deep);margin:0 0 .5rem}.stage-list li p{font-family:var(--font-sans-jp);font-size:.9375rem;line-height:1.85;color:var(--color-ink-soft);margin:0}