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.9rem}.site-brand-mark,.site-footer-mark{border-radius:.9rem;width:2.6rem;height:2.6rem}.site-brand-name{font-size:1rem}.site-brand-meta{max-width:11rem;font-size:.8rem}.locale-trigger-label{display:none}.hero-title{line-height:1.03}.hero-title-ja{font-size:clamp(2.5rem,9vw,3.4rem)}.hero-title-en{max-width:10.8ch;font-size:clamp(2.45rem,8.6vw,3.4rem)}.hero-preview-shell{max-width:none}.hero-preview-overlay{padding:.85rem}.hero-preview-card{width:min(100%,12.75rem);padding:.85rem}.detail-title,.dark-callout-title,.product-panel-tagline{font-size:clamp(2.1rem,9vw,3.2rem)}.hero-preview-head{flex-direction:column;align-items:flex-start}.hero-preview-stage{min-height:26rem}.hero-preview-card{width:min(100%,15.5rem)}.editorial-actions{flex-direction:column;align-items:stretch}.button-primary,.button-secondary{width:100%}.principle-row{grid-template-columns:1fr;gap:.6rem}.site-footer-brand-block{flex-direction:column}}@media 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