/* B案 v5 — デザインルール準拠（値の統合のみ／構造・レイアウトは v4 のまま） */

:root{
  --ink:#182228;
  --deep:#193747;
  --deep2:#274F60;
  --blue:#EEF3F4;
  --blue2:#EEF3F4;
  --cream:#EEF3F4;
  --paper:#FBFAF6;
  --line:#C7D0D3;
  --red:#C7193E;
  --text:#2D383E;
  --muted:#5A666C;
  --container:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans JP",sans-serif;
  font-size:16px;
  font-weight:500;
  line-height:1.9;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
.container{width:min(calc(100% - 80px),var(--container));margin-inline:auto}
.section{position:relative;padding:112px 0}

.section-title{margin:0;font-size:clamp(32px,4.4vw,48px);line-height:1.1;letter-spacing:-.04em;font-weight:700}
.section-copy{margin:26px 0 0;max-width:760px;font-size:16px;line-height:1.9;color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:56px;padding:0 32px;font-size:16px;font-weight:700}
.btn.primary{background:var(--red);color:#fff}
.btn.ghost{border:1px solid var(--deep);color:var(--deep);background:rgba(255,255,255,.75)}

/* HEADER */
.site-header{position:absolute;left:0;right:0;top:0;z-index:30;height:72px;display:flex;align-items:center}
.header-inner{width:min(calc(100% - 80px),var(--container));margin:auto;display:flex;align-items:center;justify-content:space-between}
.brand{font-size:14px;font-weight:700;color:var(--deep);letter-spacing:.03em}
.header-nav{display:flex;gap:24px;align-items:center;font-size:14px;color:#2D383E}
.header-cta{padding:12px 20px;border:1px solid var(--deep);background:rgba(251,250,246,.82);backdrop-filter:blur(8px)}

/* HERO */
.hero{min-height:900px;position:relative;background:linear-gradient(90deg,#FBFAF6 0 50%,#EEF3F4 50% 100%);overflow:hidden}
.hero-word{
  position:absolute;left:-28px;top:105px;
  font:700 clamp(120px,16vw,260px)/1 "Roboto Condensed",sans-serif;
  letter-spacing:-.04em;color:rgba(25,55,71,.05);white-space:nowrap;z-index:0;
}
.hero-grid{width:min(calc(100% - 80px),var(--container));margin:auto;min-height:900px;display:grid;grid-template-columns:58% 42%;align-items:center;padding-top:80px;position:relative;z-index:2}
.hero-copy{padding-right:50px;position:relative;z-index:3}
.hero h1{margin:0;font-size:clamp(40px,6vw,64px);line-height:1.1;letter-spacing:-.04em;font-weight:700}
.hero-lead{margin:34px 0 34px;max-width:620px;font-size:18px;line-height:1.9;color:#2D383E}
.hero-actions{display:flex;gap:16px;align-items:center}
.hero-object-zone{height:700px;position:relative}
.hero-ring{
  position:absolute;right:-3%;top:100px;width:92%;aspect-ratio:1;border-radius:50%;
  border:1px solid rgba(25,55,71,.22);background:rgba(255,255,255,.72);
  box-shadow:0 20px 48px rgba(25,55,71,.10);
}
.hero-ring::before,.hero-ring::after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(25,55,71,.14)}
.hero-ring::before{inset:13%} .hero-ring::after{inset:30%}
.hero-product{position:absolute;right:4%;top:150px;width:76%;height:auto;mix-blend-mode:multiply;filter:contrast(1.04);z-index:2}
.hero-stat{
  position:absolute;left:-60px;bottom:135px;z-index:5;
  width:250px;padding:32px;background:var(--deep);color:#fff;
  box-shadow:0 20px 48px rgba(25,55,71,.10);
}
.hero-stat small{display:block;font-size:14px;font-weight:700;letter-spacing:.05em}
.hero-stat strong{display:flex;align-items:end;margin-top:9px;font:700 88px/1 "Roboto Condensed",sans-serif;letter-spacing:-.04em}
.hero-stat strong span{font-size:32px;margin:0 0 6px 8px}
.hero-factory-band{position:absolute;left:50%;right:0;bottom:0;height:230px;overflow:hidden;z-index:1}
.hero-factory-band img{object-position:center 54%;filter:saturate(.78) contrast(1.04)}
.hero-factory-band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(25,55,71,0),rgba(25,55,71,.34))}
.hero-axis{position:absolute;left:50%;top:120px;bottom:0;width:1px;background:rgba(25,55,71,.2);z-index:1}
.hero-axis::before{content:"";position:absolute;top:0;left:-5px;width:11px;height:1px;background:rgba(25,55,71,.36)}

/* 01: CENTERED ASK */
.concerns{background:#fff;padding-top:112px}
.concerns-head{text-align:center;position:relative;z-index:2}
.concerns .section-title{font-size:clamp(32px,4.4vw,48px)}
.concerns-quote{margin:38px auto 12px;font-size:clamp(24px,3vw,40px);font-weight:700;color:var(--deep);line-height:1.45}
.concerns-sub{margin:0;font-size:16px;color:#2D383E}
.concern-stack{width:min(920px,100%);margin:72px auto 0;border-top:1px solid var(--deep)}
.concern{display:grid;grid-template-columns:100px 1fr;align-items:center;gap:16px;padding:32px 0;border-bottom:1px solid var(--line)}
.concern-no{font:700 32px/1 "Roboto Condensed",sans-serif;color:#C7D0D3}
.concern p{margin:0;font-size:18px;line-height:1.9;font-weight:500;color:#182228}



/* 02 RANGE AS INFOGRAPHIC */
.capability{background:var(--cream);overflow:hidden}
.capability-head{display:flex;justify-content:space-between;gap:64px;align-items:end}
.capability-head .section-copy{margin:0;max-width:460px}
.range-stage{position:relative;margin-top:70px;display:grid;grid-template-columns:44% 56%;min-height:670px}
.range-visual{position:relative;background:#EEF3F4;overflow:hidden}
.range-visual::before{
  content:"φ35 — φ150";position:absolute;left:28px;top:20px;
  font:700 clamp(56px,7vw,88px)/1 "Roboto Condensed",sans-serif;
  color:rgba(25,55,71,.16);letter-spacing:-.04em;
}
.range-visual::after{
  content:"300g — 3000g";position:absolute;left:30px;bottom:26px;
  font:700 clamp(56px,7vw,88px)/1 "Roboto Condensed",sans-serif;
  color:rgba(25,55,71,.12);letter-spacing:-.04em;
}
.range-visual .gear{position:absolute;width:70%;height:auto;right:-5%;top:16%;mix-blend-mode:multiply;filter:contrast(1.04)}
.range-visual .shaft{position:absolute;width:38%;height:auto;left:-4%;bottom:17%;mix-blend-mode:multiply;filter:contrast(1.04)}
.range-data{background:#fff;display:grid;grid-template-columns:1fr 1fr;border-top:4px solid var(--red);align-self:center;box-shadow:0 20px 48px rgba(25,55,71,.10);margin-left:-26px;position:relative;z-index:2}
.data-cell{padding:32px;border-right:1px solid #DFE3E4;border-bottom:1px solid #DFE3E4;min-height:155px}
.data-cell:nth-child(2n){border-right:0}
.data-cell .label{font-size:14px;color:#5A666C;font-weight:700;margin-bottom:12px}
.data-cell .big{font:700 32px/1 "Roboto Condensed",sans-serif;color:var(--deep);letter-spacing:-.04em}
.data-cell p{margin:0;font-size:16px;line-height:1.9;color:#2D383E}
.data-cell.full{grid-column:1 / -1;min-height:0;border-right:0}
.range-note{grid-column:1 / -1;padding:16px 32px;font-size:12px;color:#5A666C}

/* 03: THREE CHAPTERS */
.strengths{background:#EEF3F4;overflow:hidden}
.strengths-head{display:grid;grid-template-columns:1fr 500px;gap:64px;align-items:end}
.strength-catch{margin:0;font-size:clamp(32px,4.4vw,48px);line-height:1.45;font-weight:700;color:var(--deep);letter-spacing:-.04em}
.chapter-list{margin-top:78px}
.chapter{display:grid;grid-template-columns:120px 1fr 46%;gap:32px;align-items:center;min-height:520px;padding:48px 0;border-top:1px solid rgba(25,55,71,.25)}
.chapter:nth-child(even){grid-template-columns:120px 46% 1fr}
.chapter:nth-child(even) .chapter-copy{order:3}
.chapter:nth-child(even) .chapter-image{order:2}
.chapter-num{align-self:start;font:700 88px/1 "Roboto Condensed",sans-serif;color:#C7D0D3;letter-spacing:-.04em}
.chapter-copy h3{margin:0 0 18px;font-size:clamp(24px,3vw,40px);line-height:1.45;color:var(--deep)}
.chapter-copy p{margin:0;font-size:16px;line-height:1.9;color:#2D383E}
.chapter-image{height:390px;display:grid;grid-template-columns:1fr 1fr;gap:14px;align-content:center}
.chapter-image .ph{height:230px;overflow:hidden;background:#DFE3E4}
.chapter-image .ph img{width:100%;height:100%;object-fit:cover;filter:saturate(.78) contrast(1.04)}
.chapter-image .ph:nth-child(2){margin-top:60px}
.chapter:nth-child(even) .chapter-image .ph:nth-child(1){margin-top:60px}
.chapter:nth-child(even) .chapter-image .ph:nth-child(2){margin-top:0}

/* 04 EQUIPMENT: VERTICAL RUNWAY */
.equipment{background:#fff;overflow:hidden}
.equipment-head{max-width:760px}
.process-runway{margin-top:74px;position:relative}
.process-runway::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:#C7D0D3}
.process-row{display:grid;grid-template-columns:1fr 90px 1fr;gap:32px;align-items:center;min-height:280px;position:relative}
.process-row + .process-row{margin-top:18px}
.process-center{display:flex;flex-direction:column;align-items:center;position:relative;z-index:2}
.process-center span{display:flex;width:52px;height:52px;border-radius:50%;background:var(--deep);color:#fff;align-items:center;justify-content:center;font:700 16px/1 "Roboto Condensed",sans-serif}
.process-copy{padding:32px;background:#EEF3F4;border-top:3px solid var(--red)}
.process-copy h3{margin:0 0 10px;font-size:24px;color:var(--deep)}
.process-copy p{margin:0;font-size:16px;line-height:1.9;color:#2D383E}
.process-photo{height:270px;display:flex;gap:10px;position:relative}
.process-photo .ph{flex:1;min-width:0;overflow:hidden;background:#DFE3E4}
.process-photo .ph img{width:100%;height:100%;object-fit:cover;filter:saturate(.78) contrast(1.04)}
.process-photo.single{justify-content:center;background:transparent}
.process-photo.single .ph{flex:0 0 auto;height:100%;aspect-ratio:4/3}


.process-row:nth-child(odd) .process-copy{grid-column:1}
.process-row:nth-child(odd) .process-center{grid-column:2}
.process-row:nth-child(odd) .process-photo{grid-column:3}
.process-row:nth-child(even) .process-photo{grid-column:1}
.process-row:nth-child(even) .process-center{grid-column:2}
.process-row:nth-child(even) .process-copy{grid-column:3}
.process-note{margin-top:34px;text-align:center;font-size:14px;color:#5A666C}

/* 05 QUALITY */
.quality{background:var(--deep);color:#fff;overflow:hidden}
.quality::before{content:"QUALITY";position:absolute;right:-30px;top:20px;font:700 clamp(120px,16vw,260px)/1 "Roboto Condensed",sans-serif;color:rgba(255,255,255,.04)}
.quality-grid{display:grid;grid-template-columns:44% minmax(0,1fr);gap:80px;position:relative;z-index:1}

.quality .section-title{color:#fff}
.quality-quote{margin:30px 0 28px;font-size:clamp(32px,4.4vw,48px);line-height:1.45;font-weight:700}
.quality-copy{font-size:16px;line-height:1.9;color:#D9E1E4}
.quality-image{margin-top:38px;height:310px;overflow:hidden;border-left:4px solid #FF4767}
.quality-image img{object-position:center 62%;filter:saturate(.78) contrast(1.04)}
.quality-map{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.quality-node{min-height:165px;padding:32px;border:1px solid rgba(255,255,255,.26);position:relative}
.quality-node::before{content:"";position:absolute;left:24px;top:-1px;width:52px;height:3px;background:#FF4767}
.quality-node h3{margin:0 0 10px;font-size:18px}
.quality-node p{margin:0;font-size:16px;line-height:1.9;color:#D9E1E4}
.quality-node.full{grid-column:1 / -1}

/* 06 WORKS */
.works{background:var(--paper)}
.work-list{margin-top:66px}
.work{display:grid;grid-template-columns:42% 58%;min-height:430px;border-top:1px solid var(--deep);align-items:stretch}
.work:nth-child(even){grid-template-columns:58% 42%}
.work:nth-child(even) .work-image{order:2}
.work:nth-child(even) .work-copy{order:1}
.work-image{overflow:hidden;background:#fff;display:flex;align-items:center;justify-content:center}
.work-image img{width:100%;height:100%;object-fit:cover;padding:0;mix-blend-mode:normal}
.work-copy{padding:32px;display:flex;flex-direction:column;justify-content:center;background:#EEF3F4}
.work-case{font:700 12px/1 "Roboto Condensed",sans-serif;color:var(--red);letter-spacing:.16em;margin-bottom:14px}
.work-copy h3{margin:0 0 24px;font-size:32px;color:var(--deep)}
.work-spec{display:grid;grid-template-columns:88px 1fr;gap:8px 16px;font-size:16px}
.work-spec dt{color:#5A666C} .work-spec dd{margin:0;font-weight:500;color:#182228}
.work-point{margin-top:24px;padding-left:16px;border-left:3px solid var(--red);font-size:16px;color:#2D383E}
.works-note{margin-top:30px;font-size:16px;color:#2D383E}

/* 07 COMPANY */
.company{background:#fff;position:relative;overflow:hidden}











/* 08 FAQ */
.faq{background:var(--cream)}
.faq-head{text-align:center;max-width:760px;margin:0 auto}
.faq-lead{margin:30px 0 0;font-size:18px;line-height:1.9;font-weight:500;color:#2D383E}
.faq-list{width:min(980px,100%);margin:60px auto 0;background:#fff;border-top:1px solid var(--deep)}
.faq-item{border-bottom:1px solid var(--line);padding:0 32px}
.faq-q{position:relative;padding:20px 0;font-size:18px;font-weight:700;color:#182228}
.faq-q::before{content:"Q.";color:var(--red);margin-right:12px;font-family:"Roboto Condensed",sans-serif}
.faq-a{padding:0 0 20px;font-size:16px;line-height:1.9;color:#2D383E}
.faq-a::before{content:"A.";color:var(--deep);font-weight:700;margin-right:12px;font-family:"Roboto Condensed",sans-serif}

/* 09 FLOW */
.flow{background:#EEF3F4;overflow:hidden}
.flow::before{content:"01  02  03  04";position:absolute;left:-20px;bottom:22px;font:700 clamp(120px,16vw,260px)/1 "Roboto Condensed",sans-serif;color:rgba(25,55,71,.05);white-space:nowrap}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:62px;border-top:1px solid var(--deep);position:relative;z-index:1}
.flow-step{padding:32px;border-right:1px solid #C7D0D3;min-height:320px}
.flow-step:last-child{border-right:0}
.flow-num{font:700 56px/1 "Roboto Condensed",sans-serif;color:#C7D0D3;letter-spacing:-.04em;margin-bottom:28px}
.flow-step h3{margin:0 0 16px;font-size:24px;color:var(--deep)}
.flow-step p{margin:0;font-size:16px;line-height:1.9;color:#2D383E}
.flow-step strong{color:var(--red)}

/* CLOSING */
.closing{background:#fff;padding:0 0 112px}
.closing-stage{min-height:560px;position:relative;overflow:hidden;background:var(--deep)}

.closing-factory{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.45) saturate(.78)}
.closing-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(25,55,71,.93) 0 48%,rgba(25,55,71,.45) 70%,rgba(25,55,71,.22) 100%)}
.closing-copy{width:min(calc(100% - 80px),var(--container));margin:auto;min-height:560px;display:flex;align-items:center;position:relative;z-index:3;color:#fff}
.closing-inner{max-width:650px}
.closing-inner h2{margin:0 0 22px;font-size:clamp(40px,6vw,64px);line-height:1.1;letter-spacing:-.04em}
.closing-inner p{margin:0;font-size:18px;line-height:1.9;color:#D9E1E4}
.contact-card{width:min(calc(100% - 80px),920px);margin:-72px auto 0;position:relative;z-index:4;background:#fff;border-top:5px solid var(--red);box-shadow:0 20px 48px rgba(25,55,71,.10);padding:32px}
.contact-card h3{margin:0 0 30px;font-size:24px;color:var(--deep)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px 32px}
.field.full{grid-column:1 / -1}
.field label{display:block;margin-bottom:8px;font-size:14px;font-weight:700;color:#2D383E}
.field input,.field textarea{width:100%;border:1px solid #C7D0D3;padding:16px;font-size:16px;color:#2D383E;background:#fff}
.field textarea{min-height:135px;resize:vertical}
.form-action{margin-top:28px;text-align:center}
.form-note{margin-top:16px;text-align:center;font-size:12px;color:#5A666C}
.footer{background:#182228;color:#C7D0D3;padding:32px 0;font-size:12px}
.footer-inner{width:min(calc(100% - 80px),var(--container));margin:auto;display:flex;justify-content:space-between;gap:32px}

/* RESPONSIVE */
@media(max-width:1080px){
  .container,.header-inner,.hero-grid,.closing-copy{width:min(calc(100% - 40px),var(--container))}
  .header-nav a:not(.header-cta){display:none}
  .hero{min-height:0;background:#FBFAF6}
  .hero-grid{min-height:0;grid-template-columns:1fr;padding:80px 0 48px}
  .hero-copy{padding:0}
  .hero-object-zone{height:530px}
  .hero-ring{width:62%;right:2%;top:48px}
  .hero-product{width:55%;right:5%;top:90px}
  .hero-stat{left:6%;bottom:72px}
  .hero-axis{display:none}
  .hero-factory-band{position:relative;left:auto;width:100%;height:220px}
  
  .capability-head,.strengths-head{grid-template-columns:1fr;gap:24px}
  .capability-head .section-copy{margin:0}
  .range-stage{grid-template-columns:1fr}
  .range-visual{min-height:500px}
  .range-data{margin:-40px 18px 0}
  .chapter{grid-template-columns:90px 1fr;gap:24px;min-height:0}
  .chapter:nth-child(even){grid-template-columns:90px 1fr}
  .chapter-copy,.chapter:nth-child(even) .chapter-copy{order:2}
  .chapter-image,.chapter:nth-child(even) .chapter-image{order:3;grid-column:2;height:320px}
  .chapter-num{font-size:56px}
  .process-runway::before{left:26px}
  .process-row,.process-row:nth-child(even){grid-template-columns:54px 1fr;gap:24px;min-height:0;margin-top:24px}
  .process-row:nth-child(odd) .process-center,.process-row:nth-child(even) .process-center{grid-column:1;grid-row:1 / span 2;align-self:start}
  .process-row:nth-child(odd) .process-copy,.process-row:nth-child(even) .process-copy{grid-column:2;grid-row:1;order:initial}
  .process-row:nth-child(odd) .process-photo,.process-row:nth-child(even) .process-photo{grid-column:2;grid-row:2;height:280px;order:initial}
  .quality-grid{grid-template-columns:1fr;gap:48px}
  .work,.work:nth-child(even){grid-template-columns:1fr}
  .work:nth-child(even) .work-image,.work:nth-child(even) .work-copy{order:initial}
  .work-image{height:340px}
  
  
  .flow-grid{grid-template-columns:1fr 1fr}
  .flow-step{border-bottom:1px solid #C7D0D3}
  .contact-card{width:calc(100% - 40px)}
}
@media(max-width:680px){
  .container,.header-inner,.hero-grid,.closing-copy{width:calc(100% - 32px)}
  .section{padding:80px 0}
  .site-header{height:64px}
  .brand{font-size:12px}
  .header-cta{font-size:12px;padding:12px 16px}
  .section-title{font-size:40px}
  .hero-word{font-size:88px;top:110px}
  .hero h1{font-size:40px}
  .hero-lead{font-size:18px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-object-zone{height:420px}
  .hero-ring{width:90%;right:-25%;top:40px}
  .hero-product{width:80%;right:-12%;top:82px}
  .hero-stat{left:0;bottom:48px;width:205px}
  .hero-stat strong{font-size:56px}
  .hero-factory-band{height:170px}
  
  .concern{grid-template-columns:55px 1fr}
  .concern-no{font-size:24px}
  .concern p{font-size:16px}
  .range-visual{min-height:410px}
  .range-visual::before{font-size:40px;left:16px}
  .range-visual::after{font-size:32px;left:16px}
  .range-visual .gear{width:82%;right:-13%;top:17%}
  .range-visual .shaft{width:44%;left:-10%;bottom:18%}
  .range-data{grid-template-columns:1fr;margin:-28px 6px 0}
  .data-cell{border-right:0;min-height:0}
  .chapter{grid-template-columns:58px 1fr}
  .chapter-image{grid-column:1 / -1;height:250px}
  .chapter-num{font-size:40px}
  .process-copy{padding:24px}
  .process-photo{height:230px}
  .quality-map{grid-template-columns:1fr}
  .quality-node.full{grid-column:auto}
  .work-image{height:280px}
  .work-copy{padding:24px}
  
  
  
  
  
  .flow-grid{grid-template-columns:1fr}
  .flow-step{border-right:0}
  .closing-stage,.closing-copy{min-height:600px}
  .closing-inner h2{font-size:40px}
  .contact-card{width:calc(100% - 32px);padding:24px}
  .form-grid{grid-template-columns:1fr}
  .field.full{grid-column:auto}
  .footer-inner{width:calc(100% - 32px);flex-direction:column}
}

/* B v2: section numbering + Japanese typography */

[data-section]{position:relative}

[data-section] > .container{
  position:relative;
  z-index:1;
}
.section-title,
.hero h1,
.chapter-copy h3,
.process-copy h3,
.work-copy h3,
.faq-q,
.flow-step h3{
  word-break:keep-all;
  overflow-wrap:normal;
  line-break:strict;
}
.section-title{
  position:relative;
  z-index:3;
  max-width:none;
}
.mobile-title-break{display:none}
.chapter-copy h3{
  text-wrap:balance;
}
.process-copy h3{
  text-wrap:balance;
}





@media(min-width:1081px){
  .concerns-head{max-width:none}
  .concerns-title{white-space:nowrap}
  .strengths-head{grid-template-columns:minmax(0,1fr) max-content}
  .strength-catch{white-space:nowrap}
  .chapter-copy{position:relative;z-index:3}
  .chapter-image{z-index:1}
  .chapter-copy h3{max-width:660px}
  .process-copy h3{white-space:nowrap}
}

/* タブレット〜小型ノート（1081〜1340px）
   このレンジはコンテナ幅が画面幅に連動して縮む一方、見出しは keep-all で
   折り返せないため、本文列がトラックをはみ出し .strengths の overflow:hidden に
   切られていた。1080px以下と同じ「番号＋本文、画像は下」の積み重ねに揃える */
@media(min-width:1081px) and (max-width:1340px){
  .chapter,
  .chapter:nth-child(even){grid-template-columns:90px minmax(0,1fr);gap:24px;min-height:0}
  .chapter-copy,
  .chapter:nth-child(even) .chapter-copy{order:2}
  .chapter-image,
  .chapter:nth-child(even) .chapter-image{order:3;grid-column:2;height:320px}
  .chapter-num{font-size:56px}
}
@media(max-width:680px){
  .mobile-title-break{display:inline}
  .section-title{word-break:keep-all}
  .process-copy h3{white-space:normal}
}


/* 07 COMPANY — B案独自：工場写真＋コピーパネル */
.company-b{background:var(--cream);position:relative;overflow:hidden}
.company-photo-stage{min-height:690px;position:relative;overflow:hidden;background:var(--deep)}
.company-photo-stage>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 58%;filter:saturate(.78) contrast(1.04)}
.company-photo-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,38,48,.08) 0 44%,rgba(20,38,48,.20) 68%,rgba(20,38,48,.38) 100%),linear-gradient(180deg,rgba(15,26,33,0) 48%,rgba(15,26,33,.46) 100%)}
.company-copy-panel{position:absolute;z-index:3;left:max(calc((100vw - min(var(--container),calc(100vw - 80px)))/2),40px);top:92px;width:min(620px,50vw);background:rgba(251,250,246,.94);backdrop-filter:blur(3px);padding:32px;box-shadow:0 20px 48px rgba(25,55,71,.10);border-top:4px solid var(--red)}

.company-copy-panel .section-title{margin:0 0 24px;color:var(--deep)}
.company-copy-panel p{margin:0 0 14px;font-size:16px;line-height:1.9;color:#2D383E}
.company-meta{margin:24px 0 0;padding-top:20px;border-top:1px solid rgba(25,55,71,.18);display:grid;grid-template-columns:72px 1fr;gap:8px 16px;font-size:15px}
.company-meta dt{color:#5A666C}
.company-meta dd{margin:0;font-weight:500;color:#182228}

@media(max-width:1080px){
  .company-photo-stage{min-height:760px}
  .company-copy-panel{left:20px;top:84px;width:min(520px,58vw)}
  
}
@media(max-width:680px){
  .company-photo-stage{min-height:840px}
  .company-photo-stage>img{object-position:61% center}
  .company-photo-shade{background:linear-gradient(180deg,rgba(20,38,48,.03) 0 38%,rgba(20,38,48,.18) 62%,rgba(20,38,48,.60) 100%)}
  .company-copy-panel{left:16px;right:16px;top:64px;width:auto;padding:24px}
  
}


@media(max-width:640px){
  .chapter-image{height:auto;gap:10px}
  .chapter-image .ph{height:150px}
  .chapter-image .ph:nth-child(2),.chapter:nth-child(even) .chapter-image .ph:nth-child(1){margin-top:0}
}


/* ==========================================================
   モバイル表示の崩れ修正
   ========================================================== */
@media(max-width:680px){
  /* 和文の keep-all で長い語のまとまりが改行できず横溢するのを防ぐ。
     まず keep-all の改行位置を優先し、収まらない場合だけ任意位置で折る */
  .section-title,
  .hero h1,
  .chapter-copy h3,
  .process-copy h3,
  .work-copy h3,
  .faq-q,
  .flow-step h3,
  .closing-inner h2,
  .strength-catch{
    overflow-wrap:anywhere;
  }

  /* グリッド項目の既定値 min-width:auto がトラックを押し広げるのを防ぐ */
  .concern > *,
  .chapter > *,
  .process-row > *,
  .work > *,
  .quality-grid > *,
  .capability-head > *,
  .strengths-head > *,
  .flow-grid > *,
  .form-grid > *,
  .range-data > *{
    min-width:0;
  }

  /* 「精密鍛造を、成立させる力。」を読点で折る */
  .strength-catch{word-break:keep-all}

  /* FAQ：設問の表示幅を確保する。keep-all のままだと設問が丸ごと
     2行目に送られ「Q.」だけが1行目に残るため、通常の折り返しに戻す */
  .faq-item{padding:0 20px}
  .faq-q{font-size:16px;word-break:normal}
  .faq-a{padding-right:0;font-size:15px}

  /* 偶数番の強みだけ画像が2列目に残り右にずれるため全幅に揃える */
  .chapter:nth-child(even) .chapter-image{grid-column:1 / -1}
}

@media(max-width:420px){
  /* 狭幅では1行に収まらない見出しをひと回り小さくして自然な位置で折る */
  .chapter-copy h3{font-size:20px}
  .closing-inner h2{font-size:32px;word-break:keep-all}
}

/* フッター：コピーライト1行のみ */
.footer-inner{justify-content:center}
.footer-copy{font-size:12px;color:#8A959A;letter-spacing:.02em}

/* ヘッダーのロゴ（マークのみ。社名はテキストで併記する） */
.brand{display:flex;align-items:center;gap:10px}
/* 全体の img 指定（width/height:100%・cover）を打ち消して原寸比を保つ */
.brand-logo{width:auto;height:34px;object-fit:contain;flex:none}
@media(max-width:680px){
  .brand{gap:8px}
  .brand-logo{height:26px}
  .brand-name{font-size:11px}
  .header-cta{padding:12px 14px}
}

/* ==========================================================
   ヘッダーの固定表示
   ========================================================== */
.site-header{
  position:fixed;
  transition:height .3s ease,background-color .3s ease,box-shadow .3s ease;
}
.brand-logo{transition:height .3s ease}

/* 一定量スクロールしたら背景を出して可読性を確保する */
.site-header.is-scrolled{
  height:60px;
  background:rgba(251,250,246,.9);
  backdrop-filter:blur(10px);
  box-shadow:0 1px 0 rgba(25,55,71,.14),0 6px 24px rgba(25,55,71,.06);
}
.site-header.is-scrolled .brand-logo{height:28px}

/* 固定ヘッダーの下にアンカー先が潜り込まないようにする */
.hero,.section,.company,.closing{scroll-margin-top:76px}

@media(max-width:680px){
  .site-header.is-scrolled{height:56px}
  .site-header.is-scrolled .brand-logo{height:22px}
  .hero,.section,.company,.closing{scroll-margin-top:60px}
}

/* ==========================================================
   スクロール連動の出現アニメーション
   初期状態を隠すのは html.js-anim があるときだけ（main.js が付与）。
   JSが動かない環境・動きを減らす設定では常に表示されたままになる。
   セレクタは main.js の REVEAL_SELECTOR と対で管理すること。
   ========================================================== */
.js-anim main header,
.js-anim .hero-copy > *,
.js-anim .concern,
.js-anim .range-stage,
.js-anim .data-cell,
.js-anim .chapter,
.js-anim .process-row,
.js-anim .quality-node,
.js-anim .work,
.js-anim .faq-item,
.js-anim .flow-step,
.js-anim .company-copy-panel,
.js-anim .closing-inner,
.js-anim .contact-card{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .8s cubic-bezier(.22,.61,.36,1),
             transform .8s cubic-bezier(.22,.61,.36,1);
}
.js-anim .is-visible{opacity:1;transform:none}

/* 必須項目のバッジとボット対策用の隠し項目 */
.req{display:inline-block;margin-left:8px;padding:2px 6px;background:var(--red);color:#fff;font-size:10px;font-weight:700;letter-spacing:.04em;vertical-align:1px}
.form-trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* フォーム注記内のリンク */
.form-note a{border-bottom:1px solid currentColor}

/* 本文中で強調する語 */
.accent{color:var(--red)}