/* 2026-11-13：第2版。和文の読みやすさと、事業・技術をつなぐ構造を優先。 */
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/* 2026-11-13：監査反映。相談を右上に置き、他のナビは次行へ。拡大時は通常の折返しへ戻す。 */
@media screen and (max-width:760px){
 .header{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:.45rem 1rem;align-items:center}
 .header .brand{grid-column:1;grid-row:1}
 .header nav{display:contents}
 .header nav a:not(.nav-contact){grid-row:2;grid-column:1/-1;width:fit-content;margin:0}
 .header nav{--navigation-layout:compact}
 .header nav a:nth-child(1){justify-self:start}
 .header nav a:nth-child(2){justify-self:center}
 .header nav a:nth-child(3):not(.nav-contact){justify-self:end}
 .header .nav-contact{grid-row:1;grid-column:2;margin:0;white-space:normal}
 .blueprint-body{padding:.7rem 1rem}
 .blueprint li{padding:.7rem 0}
 .blueprint-top,.blueprint-caption{padding:.75rem 1rem}
 .blueprint-caption{line-height:1.7}
}
@media screen and (max-width:360px){
 .header{column-gap:.6rem}
 .header nav a{font-size:1rem}
}
@media screen and (max-width:290px){
 .header{display:flex;flex-wrap:wrap;gap:.7rem}
 .header nav{display:flex;flex-wrap:wrap;justify-content:flex-start;gap:.6rem 1rem;margin:0}
 .header nav a:not(.nav-contact){width:auto}
}
@media screen and (min-width:291px) and (max-width:760px){.header nav a:not(.nav-contact){max-width:calc((100% - 1rem)/3);line-height:1.6;align-self:start}.header nav a:nth-child(2){text-align:center}.header nav a:nth-child(3):not(.nav-contact){text-align:right}}
/* 2026-11-13：文字200%時のロゴ・相談の重なりを修正。固定列から折返し可能な通常フローへ変更。 */
@media screen and (max-width:760px){
 .header{display:flex;flex-wrap:wrap;gap:.45rem 1rem;align-items:center}
 .header .brand{flex:0 0 120px;order:0;margin-right:auto}
 .header nav{display:contents}
 .header .nav-contact{position:static;order:1;flex:0 0 auto;max-width:100%;margin:0 0 0 auto}
 .header::after{content:"";order:2;flex:0 0 100%;height:0}
 .header nav a:not(.nav-contact){order:3;flex:1 1 auto;width:auto;max-width:100%;margin:0;text-align:left;line-height:1.6}
}

/* 2026-11-13：サービスを主見出しで明示。長い和文も自然に折り返し、情報の欠落を防ぐ。 */
.hero-copy{min-width:0}
.hero h1{font-size:clamp(2.7rem,4.4vw,3.7rem);overflow-wrap:anywhere}
.hero-support{font-size:1rem;color:var(--muted);margin-top:1rem;margin-bottom:0}
.hero .eyebrow{letter-spacing:.03em}
@media screen and (max-width:760px){.hero h1{font-size:clamp(2.5rem,7vw,3.7rem)}.hero-actions{margin-top:1.6rem}}
@media screen and (max-width:360px){.hero h1{font-size:2.25rem}}
/* 2026-11-13：モバイルの主見出しで語尾が孤立しないよう文字幅に合わせて調整。本文サイズは維持。 */
@media screen and (max-width:760px){.hero h1{font-size:clamp(1.6rem,8vw,2rem)}}

/* 2026-11-13：AI支援の根拠を追加。3事例は細い3列にせず、見出しと本文の対比が読める全幅の行へ。 */
.hero-evidence{display:block;margin-top:1.2rem;font-size:1rem;line-height:1.85;color:var(--blue);max-width:36rem}
.case-grid{display:block}
.case,.case+.case{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:.8rem 3rem;padding:2.4rem 0;border-left:0;border-bottom:1px solid var(--line)}
.case .case-category{grid-column:1/-1;margin-bottom:.4rem}
.case h4{grid-column:1;grid-row:2 / span 2;margin-bottom:0}
.case>p:not(.case-category){grid-column:2;margin-bottom:0}
@media screen and (max-width:760px){
 .case,.case+.case{display:block;padding:2rem 0}
 .case .case-category{margin-bottom:1.1rem}
 .case h4{margin-bottom:1.4rem}
 .case>p:not(.case-category){margin-bottom:1.1rem}
 .hero-evidence{margin-top:1rem}
}

/* 2026-11-13：主見出し冒頭を意味単位で折り返し、語尾の孤立を防ぐ。 */
.hero h1 .hero-phrase{display:inline-block;max-width:100%;color:inherit;white-space:normal;overflow-wrap:anywhere}