.ichi-exterior-explainer{--ichi-text:#223d44;--ichi-muted:#607176;display:block;width:100%;max-width:816px;margin:22px auto 28px;color:var(--ichi-text);font-family:'Noto Sans CJK JP','Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;font-synthesis:none;line-break:strict;word-break:normal;overflow-wrap:normal;font-kerning:normal}
.ichi-exterior-explainer,.ichi-exterior-explainer *{box-sizing:border-box}
.ichi-exterior-explainer__cream{--inset:clamp(16px,4.2vw,34px);padding:26px var(--inset) 30px;background:#f8f5ec;border-radius:16px;container-type:inline-size}
.ichi-exterior-explainer h3{font-size:clamp(27px,5.8vw,42px);line-height:1.38;letter-spacing:0;margin:0 0 23px;font-weight:700}
.ichi-exterior-explainer__comparison{display:grid;grid-template-columns:1fr 1fr;gap:clamp(12px,3.8vw,34px)}
.ichi-exterior-explainer__case{border-radius:14px;background:#fff;padding:12px 8px 14px;min-width:0}
.ichi-exterior-explainer__case h4{font-size:clamp(12px,2.6vw,18px);line-height:1.4;margin:0 0 0 5px;color:var(--material-text,var(--material))}
.ichi-exterior-explainer__count{display:flex;align-items:baseline;justify-content:center;gap:10px;line-height:1;margin:0 0 10px}
.ichi-exterior-explainer__count strong{font-size:clamp(47px,10vw,66px);font-weight:700}
.ichi-exterior-explainer__count span{font-size:clamp(16px,3.4vw,23px);font-weight:700}
.ichi-exterior-explainer__layers{width:100%;height:auto;display:block}
.ichi-exterior-explainer__wall{font-weight:700;color:var(--ichi-muted);font-size:clamp(13px,2.8vw,22px);margin:0 0 2px 12%;line-height:1.4}
.ichi-exterior-explainer__material{display:flex;gap:4px;align-items:center;color:var(--material)}
.ichi-exterior-explainer__material svg{width:22%;flex-shrink:0}
.ichi-exterior-explainer__material p{font-weight:700;font-size:clamp(12px,2.7vw,21px);white-space:nowrap;line-height:1.5;margin:0;color:var(--material-text,var(--material))}
.ichi-exterior-explainer__material small{display:block;font-size:clamp(11px,2.9vw,16px);color:var(--ichi-muted);white-space:nowrap}
.ichi-exterior-explainer__diagram-note{color:var(--ichi-muted);font-size:clamp(11px,2.3vw,15px);line-height:1.7;margin:14px 0 25px}
.ichi-exterior-explainer__diagram-note p{font-size:inherit;line-height:inherit;margin:0}
.ichi-exterior-explainer__approved-copy{font-size:clamp(16px,4.5vw,28px);line-height:1.72}
.ichi-exterior-explainer__approved-copy p{font-size:inherit;line-height:inherit;margin:0 0 18px}
.ichi-exterior-explainer__approved-copy .ichi-exterior-explainer__lead{margin-bottom:0}
.ichi-exterior-explainer__approved-copy .ichi-exterior-explainer__question{font-weight:700;color:#407383;white-space:nowrap;text-align:center;line-height:1.55;margin:4px calc(-1 * var(--inset) + 4px) 0;font-size:calc((100cqw + var(--inset) + var(--inset) - 9px) / 18);letter-spacing:0}
.ichi-exterior-explainer__approved-copy .ichi-exterior-explainer__closing{margin:0}
.ichi-exterior-explainer__scope-note{font-size:12px;line-height:1.8;color:var(--ichi-muted);margin:18px 16px 0}
.ichi-exterior-explainer__nowrap{white-space:nowrap}
@media(max-width:360px){.ichi-exterior-explainer__cream{padding-top:22px}.ichi-exterior-explainer__case{padding-left:5px;padding-right:5px}.ichi-exterior-explainer__comparison{gap:10px}.ichi-exterior-explainer__material{gap:2px}.ichi-exterior-explainer__material p{font-size:11.5px}.ichi-exterior-explainer__wall{font-size:12px}.ichi-exterior-explainer__approved-copy{font-size:16px}}
@media(max-width:240px){.ichi-exterior-explainer h3{font-size:18px}.ichi-exterior-explainer__comparison{grid-template-columns:1fr}.ichi-exterior-explainer__material{flex-direction:column;align-items:flex-start}.ichi-exterior-explainer__material svg{width:30px}.ichi-exterior-explainer__approved-copy .ichi-exterior-explainer__question{font-size:16px;white-space:normal;text-align:left;margin-left:0;margin-right:0}}
@media(max-width:520px){.submain .ichi-exterior-explainer{width:calc(100% + 40px);max-width:none;margin-left:-20px}}
@media(min-width:900px){
.submain:has(> .ichi-exterior-explainer){max-width:1040px}
.submain:has(> .ichi-exterior-explainer) > .ichi-exterior-explainer{width:100%;max-width:960px;margin:22px auto 28px}
.ichi-exterior-explainer__approved-copy{max-width:748px;margin-inline:auto}
.ichi-exterior-explainer__approved-copy .ichi-exterior-explainer__question{width:calc(100cqw + var(--inset) + var(--inset) - 8px);margin-left:calc((100% - (100cqw + var(--inset) + var(--inset) - 8px))/2);margin-right:0}
}