:root{
    --navy:#121212;
    --navy-soft:#333333;
    --red:#e0322d;
    --ink:#1a1a1a;
    --text:#42506b;
    --muted:#93a4c4;
    --muted-2:#aab7d1;
    --line:#dbe2ec;
    --bg:#ffffff;
    --bg-gray:#f4f6f9;
    --maxw:1400px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",sans-serif;
    color:var(--text);background:var(--bg);line-height:1.9;
    -webkit-font-smoothing:antialiased;overflow-x:hidden;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  .en{font-family:"Barlow",sans-serif;letter-spacing:.18em}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 48px}

  .kick{font-family:"Barlow",sans-serif;font-size:12px;letter-spacing:.24em;color:var(--muted);font-weight:600}
  .kick::after{content:"";display:block;width:28px;height:2px;background:var(--muted);opacity:.55;margin-top:14px}

  .sec-h{display:flex;align-items:center;gap:26px;margin:22px 0 22px}
  .sec-h .n{font-family:"Barlow",sans-serif;font-size:38px;font-weight:300;color:var(--navy)}
  .sec-h .ln{width:64px;height:1px;background:var(--muted-2)}
  .sec-h h2{font-size:clamp(30px,3.6vw,44px);font-weight:900;color:var(--navy);letter-spacing:.04em}
  .sec-desc{font-size:15px;color:var(--text)}

  .sec-meta{display:flex;justify-content:flex-end;margin-top:70px;font-family:"Barlow";font-size:11px;letter-spacing:.2em;color:var(--muted);line-height:1.9}
  .sec-meta span{display:block}
  .sec-meta .l{border-left:1px solid var(--line);padding-left:16px}
  .sec-meta .r{border-left:1px solid var(--line);padding-left:16px;text-align:left}

  .btn{display:inline-flex;align-items:center;gap:16px;padding:15px 28px;font-size:13px;font-weight:700;border:1px solid var(--navy);transition:.2s;font-family:inherit}
  .btn.solid{background:var(--navy);color:#fff}
  .btn.solid:hover{background:var(--navy-soft)}
  .btn.ghost{color:var(--navy)}
  .btn.ghost:hover{background:var(--navy);color:#fff}
  .btn.lg{padding:24px 40px;font-size:15px;gap:22px}
  .arw{display:inline-flex}

  /* ---------- header ---------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    background:rgba(255,255,255,.9);
    backdrop-filter:blur(10px);
    border-bottom:1px solid rgba(215,222,231,.6);
  }
  .nav{
    max-width:var(--maxw);margin:0 auto;
    display:flex;align-items:center;gap:40px;
    padding:18px 48px;
  }
  .logo{display:inline-flex;align-items:center}
  .logo svg{height:30px;width:auto;flex:none}
  .nav-links{display:flex;gap:34px;margin-left:20px}
  .nav-links a{font-size:14px;font-weight:500;color:var(--ink);transition:color .2s}
  .nav-links a:hover{color:var(--red)}
  .nav-cta{margin-left:auto;display:flex;gap:14px}
  .nav-cta .btn{padding:14px 26px;font-size:13px;gap:14px}
  .burger{display:none;margin-left:auto;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
  .burger span{width:26px;height:2px;background:var(--ink)}
  .nav-item{position:static}
  .nav-item > a{font-size:14px;font-weight:500;color:var(--ink);transition:color .2s;padding:16px 0;display:inline-flex;align-items:center;gap:7px;position:relative}
  .nav-item > a:hover{color:var(--red)}
  .nav-item.has-drop > a::after{content:"";width:6px;height:6px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg) translateY(-2px);transition:.2s}
  .nav-item.has-drop:hover > a{color:var(--red);font-weight:700}
  .nav-item.has-drop:hover > a::after{border-color:var(--red)}
  .nav-item.has-drop:hover > a::before{content:"";position:absolute;left:0;right:13px;bottom:9px;height:2px;background:var(--red)}
  .mega{position:absolute;left:0;right:0;top:100%;background:var(--bg-gray);border-top:1px solid var(--line);box-shadow:0 34px 60px -34px rgba(20,35,63,.28);z-index:120;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .2s ease,transform .2s ease,visibility .2s}
  .mega::before{content:"";position:absolute;left:0;right:0;top:-26px;height:26px}
  .nav-item.has-drop:hover .mega{opacity:1;visibility:visible;transform:translateY(0)}
  .mega-inner{max-width:var(--maxw);margin:0 auto;padding:46px 48px 52px}
  .mega-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .mcard{position:relative;aspect-ratio:2/1;overflow:hidden;background:var(--navy);display:block}
  .mcard img{width:100%;height:100%;object-fit:cover;opacity:.7;transition:.3s}
  .mcard::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,35,63,.12),rgba(20,35,63,.78))}
  .mcard:hover img{opacity:.55;transform:scale(1.04)}
  .mcard .t{position:absolute;left:22px;bottom:22px;z-index:2;color:#fff;font-size:17px;font-weight:700;letter-spacing:.04em}
  .mcard .go{position:absolute;right:18px;bottom:16px;z-index:2;width:36px;height:36px;border:1px solid rgba(255,255,255,.55);border-radius:50%;display:grid;place-items:center;color:#fff;font-size:13px;transition:.2s}
  .mcard:hover .go{background:#fff;color:var(--navy);border-color:#fff}
  .msrow{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:start}
  .mslabel{font-family:"Barlow";font-size:12px;letter-spacing:.24em;color:var(--muted);font-weight:600;margin-bottom:18px}
  .mslist{display:flex;flex-direction:column}
  .msitem{display:grid;grid-template-columns:auto 1fr auto;gap:22px;align-items:center;padding:17px 8px;border-top:1px solid var(--line);transition:background .15s}
  .mslist .msitem:last-child{border-bottom:1px solid var(--line)}
  .msitem:hover,.msitem.is-active{background:#fff}
  .msitem.is-active .ar{transform:translateX(4px)}
  .msitem .ar{transition:transform .15s;color:var(--navy);font-size:15px}
  .msitem .n{font-family:"Barlow";font-size:21px;font-weight:300;color:var(--navy);border-right:1px solid var(--line);padding-right:22px}
  .msitem .tx b{display:block;font-size:16px;font-weight:700;color:var(--navy);margin-bottom:3px}
  .msitem .tx em{font-style:normal;font-size:12px;color:var(--muted)}
  .msfeat img{width:100%;height:300px;object-fit:cover;margin-bottom:18px;transition:opacity .18s ease}
  .msfeat .fh h4,.msfeat p{transition:opacity .18s ease}
  .msfeat .fh{display:flex;align-items:baseline;gap:16px;margin-bottom:10px}
  .msfeat .fh .n{font-family:"Barlow";font-size:13px;letter-spacing:.12em;color:var(--muted)}
  .msfeat .fh h4{font-size:16px;font-weight:700;color:var(--navy)}
  .msfeat p{font-size:12.5px;color:var(--text);line-height:1.9}
  .msfeat .more{display:inline-flex;align-items:center;gap:14px;margin-top:16px;font-size:13px;font-weight:700;color:var(--navy)}

  .mmenu{display:none;position:fixed;inset:0;z-index:99;background:#fff;padding:100px 28px 40px;flex-direction:column;gap:8px}
  .mmenu.open{display:flex}
  .mmenu a{padding:16px 0;border-bottom:1px solid var(--line);font-weight:500;color:var(--ink)}
  .mmenu .btn{margin-top:20px;justify-content:center}

  /* ---------- hero ---------- */
  .dhero{padding-top:118px}
  .crumb{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--muted);padding:26px 0 30px}
  .crumb .cur{color:var(--muted-2)}
  .dhero-top{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:40px;align-items:center}
  .dhero-top .kick{margin-bottom:14px}
  .dhero-top h1{font-size:clamp(60px,13.5vw,188px);font-weight:900;color:var(--navy);line-height:.92;letter-spacing:-.01em}
  .dhero-aside{border-left:1px solid var(--line);padding-left:26px}
  .dhero-aside p{font-size:19px;font-weight:700;color:var(--navy);line-height:1.5}
  .dhero-aside .en{display:block;margin-top:20px;font-size:11px;color:var(--muted);line-height:2}

  .dhero-img{position:relative;margin:44px calc(50% - 50vw) 0;overflow:hidden}
  .dhero-img img{width:100%;height:clamp(380px,48vw,620px);object-fit:cover}
  .dhero-img .cap{position:absolute;left:clamp(24px,4vw,90px);top:50%;transform:translateY(-50%);font-family:"Barlow";font-size:13px;letter-spacing:.2em;color:var(--ink);line-height:2.1}
  .dhero-img .cap::after{content:"";display:block;width:44px;height:1px;background:var(--ink);margin-top:16px}

  .dhero-foot{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:64px;align-items:end;padding:56px 0 0}
  .dhero-lead .big{font-size:clamp(20px,2.3vw,28px);font-weight:700;color:var(--navy);line-height:1.7;margin-bottom:24px}
  .dhero-lead .sub{font-size:14px;color:var(--text)}
  .dhero-cta{display:flex;align-items:center;gap:44px}
  .dhero-cta .btn{padding:22px 40px;font-size:14px}
  .dhero-num{display:flex;align-items:center;gap:16px}
  .dhero-num .n{font-family:"Barlow";font-size:34px;font-weight:300;color:var(--navy)}
  .dhero-num .l{width:1px;height:44px;background:var(--line)}
  .dhero-num .en{font-family:"Barlow";font-size:11px;letter-spacing:.2em;color:var(--muted);line-height:1.7}

  /* ---------- technology ---------- */
  .tech{padding:120px 0}
  .tech .sec-desc{max-width:760px;margin-bottom:18px}
  .axis{position:relative;margin-top:80px}
  .axis-bar{position:relative;height:1px;background:var(--line)}
  .axis-bar::after{content:"";position:absolute;right:-2px;top:-4px;border:5px solid transparent;border-left-color:var(--navy);border-right:0}
  .axis-bar .from,.axis-bar .to{position:absolute;top:-24px;font-family:"Barlow";font-size:11px;letter-spacing:.2em;color:var(--muted)}
  .axis-bar .from{left:0}
  .axis-bar .to{right:26px}
  .axis-bar .dot{position:absolute;top:-4px;width:9px;height:9px;border-radius:50%;background:var(--navy)}
  .axis-bar .dot.d1{left:18%}
  .axis-bar .dot.d2{left:70%}
  .axis-items{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:64px}
  .axis-item{position:relative;padding-left:18%}
  .axis-item:nth-child(2){padding-left:6%}
  .axis-item .drop{position:absolute;top:-64px;left:18%;width:1px;height:56px;background:var(--line)}
  .axis-item:nth-child(2) .drop{left:6%}
  .axis-item .an{font-family:"Barlow";font-size:14px;letter-spacing:.2em;color:var(--muted)}
  .axis-item h3{font-size:22px;font-weight:900;color:var(--navy);margin:12px 0 14px}
  .axis-item .u{display:block;width:34px;height:2px;background:var(--line);margin-bottom:18px}
  .axis-item p{font-size:13.5px;color:var(--text);line-height:1.9}

  /* ---------- approach 02 ---------- */
  .apr{background:var(--bg-gray);padding:110px 0}
  .apr .sec-desc{max-width:720px;margin-bottom:56px}
  .apr-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px}
  .apr-col > .idx{display:flex;align-items:center;gap:20px;margin-bottom:22px}
  .apr-col > .idx .n{font-family:"Barlow";font-size:16px;letter-spacing:.15em;color:var(--navy)}
  .apr-col > .idx .ln{flex:1;height:1px;background:var(--line)}
  .apr-col h3{font-size:26px;font-weight:900;color:var(--navy);line-height:1.4;margin-bottom:18px}
  .apr-col > p{font-size:14px;color:var(--text)}

  .steps6{display:grid;grid-template-columns:repeat(6,1fr);position:relative;margin-top:44px}
  .steps6::before{content:"";position:absolute;left:4%;right:4%;top:42px;height:1px;background:var(--line)}
  .s6{display:flex;flex-direction:column;align-items:flex-start;gap:12px;position:relative}
  .s6 .k{font-family:"Barlow";font-size:12px;color:var(--muted);letter-spacing:.1em}
  .s6 .dot{width:11px;height:11px;border-radius:50%;background:var(--navy);position:relative;z-index:1}
  .s6 .lbl{font-size:13px;font-weight:700;color:var(--ink)}
  .s6 .en{font-family:"Barlow";font-size:9.5px;letter-spacing:.12em;color:var(--muted-2)}

  .csl{margin-top:38px}
  .csl-row{display:grid;grid-template-columns:auto 46px 1fr;align-items:center;gap:14px;padding:20px 0;border-bottom:1px solid var(--line)}
  .csl-row:first-child{border-top:1px solid var(--line)}
  .csl-row .n{font-family:"Barlow";font-size:15px;color:var(--navy);letter-spacing:.1em}
  .csl-row .ln{height:1px;background:var(--line)}
  .csl-row h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:4px}
  .csl-row p{font-size:12.5px;color:var(--muted);grid-column:3}

  /* ---------- approach 03 ---------- */
  .apr3{padding:110px 0;position:relative}
  .apr3 .sec-desc{max-width:720px}
  .apr3-grid{display:grid;grid-template-columns:1fr 19%;gap:80px;margin-top:40px;position:relative}
  .apr3-col .idx{display:flex;align-items:center;gap:18px;margin-bottom:22px}
  .apr3-col .idx .n{font-family:"Barlow";font-size:15px;color:var(--muted);letter-spacing:.15em}
  .apr3-col .idx .ln{width:60px;height:1px;background:var(--line)}
  .apr3-col h3{font-size:26px;font-weight:900;color:var(--navy);line-height:1.4;margin-bottom:22px}
  .apr3-col p{font-size:13.5px;color:var(--text);line-height:1.95}
  .apr3-col:nth-child(2){padding-top:120px}
  /* カード01本文が2行になったため、斜線の起点を本文の上端に合わせる */
  .apr3 .diag{position:absolute;left:18%;right:20%;top:-26px;bottom:48px;pointer-events:none}
  .apr3 .diag svg{position:absolute;inset:0;width:100%;height:100%;display:block;overflow:visible}
  .apr3 .diag .d{position:absolute;width:11px;height:11px;border-radius:50%;background:var(--navy)}
  .apr3 .diag .d-a{left:-5.5px;bottom:-5.5px}
  .apr3 .diag .d-b{right:-5.5px;top:-5.5px}

  /* ---------- features ---------- */
  .feat{padding:110px 0}
  .feat-head{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;margin-bottom:20px}
  .feat-head h2{font-size:clamp(34px,4vw,50px);font-weight:900;color:var(--navy);letter-spacing:.03em}
  .feat-head .note{font-size:14px;color:var(--text);border-left:1px solid var(--line);padding-left:20px;line-height:1.8}
  .feat-list{margin-top:26px}
  .feat-row{display:grid;grid-template-columns:150px 1fr 1.05fr;gap:30px;align-items:center;padding:44px 0;border-top:1px solid var(--line)}
  .feat-row:last-child{border-bottom:1px solid var(--line)}
  .feat-row .n{font-family:"Barlow";font-size:44px;font-weight:300;color:var(--muted-2);position:relative;padding-right:24px}
  .feat-row .n::after{content:"";position:absolute;right:0;top:6px;bottom:6px;width:1px;background:var(--line)}
  .feat-row h3{font-size:21px;font-weight:900;color:var(--navy);letter-spacing:.02em}
  .feat-row p{font-size:13.5px;color:var(--text);line-height:1.9}

  /* ---------- flow ---------- */
  .flow{background:var(--bg-gray);padding:110px 0}
  .flow .flow-title{font-size:clamp(34px,4.4vw,56px);font-weight:900;color:var(--navy);letter-spacing:.04em;margin:24px 0 18px}
  .flow .sec-desc{max-width:640px;margin-bottom:20px}
  .flow-phase{display:grid;grid-template-columns:300px 1fr;gap:64px;border-top:1px solid var(--line);padding:56px 0}
  .fp-left .bn{font-family:"Barlow";font-size:clamp(56px,7vw,96px);font-weight:300;color:var(--navy);line-height:1;display:block}
  .fp-left .ph{font-family:"Barlow";font-size:12px;letter-spacing:.2em;color:var(--muted);display:block;margin:22px 0 14px}
  .fp-left .u{display:block;width:30px;height:2px;background:var(--line);margin-bottom:18px}
  .fp-left h3{font-size:26px;font-weight:900;color:var(--navy);margin-bottom:16px}
  .fp-left p{font-size:13px;color:var(--text)}
  .fp-steps{border-left:1px solid var(--line);padding-left:56px}
  .fp-step{display:grid;grid-template-columns:52px 1fr 1.2fr;gap:26px;align-items:start;padding:22px 0;border-bottom:1px solid var(--line)}
  .fp-step:first-child{padding-top:0}
  .fp-step:last-child{border-bottom:0}
  .fp-step .n{font-family:"Barlow";font-size:15px;color:var(--navy);letter-spacing:.1em;position:relative;padding-right:20px}
  .fp-step .n::after{content:"";position:absolute;right:0;top:2px;height:20px;width:1px;background:var(--line)}
  .fp-step h4{font-size:16px;font-weight:700;color:var(--ink)}
  .fp-step p{font-size:12.5px;color:var(--muted)}

  /* ---------- faq ---------- */
  .faq{padding:110px 0}
  .faq .sec-desc{margin-bottom:44px}
  .faq h2{font-size:clamp(34px,4vw,52px);font-weight:900;color:var(--navy);letter-spacing:.03em;margin-bottom:14px}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-item:first-child{border-top:1px solid var(--line)}
  .faq-q{width:100%;background:none;border:0;cursor:pointer;display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:26px;padding:34px 4px;font-family:inherit;text-align:left}
  .faq-q .n{font-family:"Barlow";font-size:16px;color:var(--navy);letter-spacing:.1em;position:relative;padding-right:22px}
  .faq-q .n::after{content:"";position:absolute;right:0;top:0;bottom:0;width:1px;background:var(--line)}
  .faq-q .qt{font-size:18px;font-weight:700;color:var(--navy)}
  .faq-q .ic{font-size:20px;color:var(--navy);font-weight:300}
  .faq-a{display:none;grid-template-columns:56px 1fr;gap:26px;padding:0 4px 36px;align-items:start}
  .faq-item.open .faq-a{display:grid}
  .faq-a .al{font-family:"Barlow";font-size:15px;color:var(--muted);letter-spacing:.1em;position:relative;padding-right:22px;text-align:center}
  .faq-a .al::after{content:"";position:absolute;right:0;top:2px;height:18px;width:1px;background:var(--line)}
  .faq-a p{font-size:13.5px;color:var(--text);line-height:1.9}

  /* ---------- next step ---------- */
  .next{background:var(--bg-gray);padding:130px 0}
  .next .kick{margin-bottom:34px}
  .next-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:center}
  .next-grid h2{font-size:clamp(30px,3.6vw,44px);font-weight:900;color:var(--navy);line-height:1.5;letter-spacing:.03em;margin-bottom:24px}
  .next-grid .l-desc{font-size:14px;color:var(--text)}
  .next-cta{border-left:1px solid var(--line);padding-left:60px}
  .next-cta .note{font-size:12.5px;color:var(--muted);margin-top:20px}

  /* ---------- footer ---------- */
  footer{border-top:2px solid var(--navy);padding:72px 0 36px}
  .foot-grid{max-width:var(--maxw);margin:0 auto;padding:0 48px;display:grid;grid-template-columns:1fr 1fr;gap:60px}
  .foot-brand .logo{margin-bottom:30px}
  .foot-brand .logo svg{height:40px}
  .foot-brand h3{font-size:30px;font-weight:900;color:var(--navy);letter-spacing:.06em;margin-bottom:12px}
  .foot-brand p{font-size:13.5px;color:var(--text);margin-bottom:36px}
  .arrow-link{display:inline-flex;align-items:center;gap:18px;font-weight:700;color:var(--navy);font-size:15px;transition:gap .25s}
  .arrow-link:hover{gap:26px}
  .foot-nav{border-left:1px solid var(--line);padding-left:60px}
  .foot-nav ul{list-style:none;display:grid;grid-template-columns:repeat(4,auto);gap:20px 44px;margin-bottom:40px}
  .foot-nav ul a{font-size:13px;font-weight:500;color:var(--ink)}
  .foot-nav ul a:hover{color:#e0322d}
  .foot-bottom{max-width:var(--maxw);margin:40px auto 0;padding:24px 48px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:30px;font-size:11px;color:var(--muted);font-family:"Barlow";letter-spacing:.12em}
  .iso-badge{height:80px;width:auto;display:block}
  .foot-bottom .pp{border-left:1px solid var(--line);padding-left:30px;color:var(--ink)}

  /* ---------- sticky tabs ---------- */
  .sd-tabs{position:sticky;top:94px;z-index:80;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .sd-tabs .in{max-width:var(--maxw);margin:0 auto;padding:0 48px;display:flex}
  .sd-tabs a{flex:1;text-align:center;padding:22px 10px;font-size:14px;font-weight:500;color:var(--muted);border-left:1px solid var(--line);position:relative;transition:color .2s}
  .sd-tabs a:first-child{border-left:0}
  .sd-tabs a:hover{color:var(--navy)}
  .sd-tabs a.on{color:var(--navy);font-weight:700}
  .sd-tabs a.on::after{content:"";position:absolute;left:24%;right:24%;bottom:0;height:2px;background:var(--navy)}
  #tech,#approach,#features,#flow,#faq{scroll-margin-top:150px}

  /* ---------- responsive ---------- */
  @media(max-width:1080px){
    .wrap,.nav,.foot-grid{padding-left:26px;padding-right:26px}
    .sd-tabs{display:none}
    .nav-links,.nav-cta{display:none}
    .burger{display:flex}
    .dhero-top{grid-template-columns:1fr}
    .dhero-aside{border-left:0;padding-left:0}
    .dhero-foot{grid-template-columns:1fr;gap:36px}
    .dhero-cta{flex-wrap:wrap;gap:28px}
    .axis-items,.apr-grid,.apr3-grid,.next-grid{grid-template-columns:1fr}
    .apr3-col:nth-child(2){padding-top:0}
    .apr3 .diag{display:none}
    .feat-row{grid-template-columns:80px 1fr;gap:16px}
    .feat-row p{grid-column:1/-1}
    .feat-head{flex-direction:column}
    .feat-head .note{border-left:0;padding-left:0}
    .flow-phase{grid-template-columns:1fr;gap:34px}
    .fp-steps{border-left:0;padding-left:0}
    .fp-step{grid-template-columns:46px 1fr}
    .fp-step p{grid-column:1/-1}
    .next-cta{border-left:0;padding-left:0;margin-top:30px}
    .foot-grid{grid-template-columns:1fr}
    .foot-nav{border-left:0;padding-left:0}
    .foot-nav ul{grid-template-columns:repeat(2,auto)}
    .steps6{grid-template-columns:repeat(3,1fr);row-gap:30px}
    .steps6::before{display:none}
  }
  @media(max-width:560px){
    .csl-row{grid-template-columns:auto 1fr}
    .csl-row .ln{display:none}
    .faq-q{grid-template-columns:40px 1fr auto;gap:14px}
    .foot-bottom{flex-wrap:wrap;gap:14px}
  }

  /* ---------- motion ---------- */
  body{animation:pgin .5s ease both}
  @keyframes pgin{from{opacity:0}to{opacity:1}}
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
  .reveal.in{opacity:1;transform:none}
  .reveal:nth-child(2){transition-delay:.05s}
  .reveal:nth-child(3){transition-delay:.1s}
  .reveal:nth-child(4){transition-delay:.15s}
  .reveal:nth-child(5){transition-delay:.2s}
  .reveal:nth-child(6){transition-delay:.25s}
  @media(prefers-reduced-motion:reduce){
    body{animation:none}
    .reveal{opacity:1;transform:none;transition:none}
  }
  /* typing reveal for big titles */
  .ty{visibility:hidden}
  .ty.ty-init{visibility:visible}
  .ty .ty-c{opacity:0}
  .ty .ty-c.on{opacity:1;transition:opacity .1s linear}
  .ty .ty-caret{display:inline-block;width:3px;height:.92em;background:var(--red);border-radius:1px;margin:0 .04em -.03em .07em;animation:tycaret .78s steps(1,end) infinite}
  @keyframes tycaret{0%,49%{opacity:1}50%,100%{opacity:0}}
  .ty.ty-done .ty-caret{opacity:0;animation:none;transition:opacity .35s ease}
  @media(prefers-reduced-motion:reduce){
    .ty,.ty.ty-init{visibility:visible}
    .ty .ty-c{opacity:1}
    .ty .ty-caret{display:none}
  }
  /* サービスメニュー: hover でプレビュー画像をズーム */
  .msfeat{overflow:hidden}
  .msfeat img{transition:opacity .18s ease,transform .55s cubic-bezier(.2,.6,.2,1)}
  .msrow:hover .msfeat img{transform:scale(1.06)}

  /* ---------- service hero (shared style) ---------- */
  .shero{--sac:#121212;position:relative;overflow:hidden;background:#fff;padding:132px 0 58px}
  .shero .crumb{max-width:var(--maxw);margin:0 auto 26px;padding:0 48px}
  .shero-grid{max-width:var(--maxw);margin:0 auto;padding:0 48px;display:grid;
    grid-template-columns:minmax(0,0.78fr) minmax(0,1.12fr) 320px;gap:0 44px;align-items:start;position:relative}
  .shero-l{padding-right:38px;padding-top:6px}
  .shero-kick{font-family:"Barlow",sans-serif;font-size:13px;letter-spacing:.24em;color:var(--navy);font-weight:600;
    display:flex;align-items:center;gap:16px;margin-bottom:36px}
  .shero-kick::before{content:"";width:46px;height:1px;background:var(--navy)}
  .shero-l h1{font-size:clamp(34px,3.4vw,50px);font-weight:900;color:var(--navy);line-height:1.2;letter-spacing:.02em;margin-bottom:24px}
  .shero-sub{font-size:clamp(16px,1.5vw,20px);font-weight:900;color:var(--navy);line-height:1.6;margin-bottom:22px}
  .shero-lead{font-size:14px;color:var(--text);line-height:2.05;margin-bottom:36px;max-width:360px}
  .shero-cta{display:inline-flex;align-items:center;gap:32px;padding:23px 34px;font-size:14px;font-weight:700;
    background:var(--navy);color:#fff;border:1px solid var(--navy);transition:.2s;font-family:inherit}
  .shero-cta:hover{background:var(--navy-soft,#1c3057)}

  .shero-c{position:relative;align-self:stretch;min-height:clamp(460px,44vw,620px)}
  .shero-c .ent{position:absolute;left:-5%;top:44px;font-family:"Barlow",sans-serif;font-size:11px;letter-spacing:.16em;line-height:2.3;color:var(--muted);z-index:3}
  .shero-c .ent::after{content:"";display:block;width:26px;height:1px;background:var(--muted-2);margin-top:14px}
  .shero-photo{position:relative;margin-left:4%;height:clamp(460px,44vw,620px);
    clip-path:polygon(15% 0,100% 0,85% 100%,0 100%)}
  .shero-photo img{width:100%;height:100%;object-fit:cover;filter:contrast(1.04) brightness(1.02)}
  .shero-shape{position:absolute;right:-3%;top:22%;width:50%;height:64%;
    background:linear-gradient(135deg,rgba(17,17,17,.62),rgba(17,17,17,.16));
    clip-path:polygon(34% 0,100% 0,66% 100%,0 100%);pointer-events:none}
  .shero-shape.s2{right:4%;top:54%;width:28%;height:38%;opacity:.5}

  .shero-r{position:relative;padding-top:104px}
  .shero-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:30px}
  .shero-steps li{display:grid;grid-template-columns:auto 18px minmax(0,1fr);gap:12px;align-items:start}
  .shero-steps .sn{font-family:"Barlow",sans-serif;font-size:21px;font-weight:600;color:var(--navy);line-height:1}
  .shero-steps .sl{height:1px;background:var(--line);margin-top:13px}
  .shero-steps b{display:block;font-size:14.5px;font-weight:700;color:var(--navy);margin-bottom:6px;letter-spacing:.02em}
  .shero-steps em{font-style:normal;font-size:11.5px;color:var(--muted);line-height:1.85;white-space:nowrap}

  @media(max-width:1180px){
    .shero-grid{grid-template-columns:1fr;gap:46px}
    .shero-l{padding-right:0}
    .shero-c{min-height:0}
    .shero-photo{margin-left:0;height:clamp(300px,58vw,440px);clip-path:polygon(9% 0,100% 0,91% 100%,0 100%)}
    .shero-shape{right:-6%}
    .shero-r{padding-top:0}
    .shero-steps{display:grid;grid-template-columns:1fr 1fr;gap:26px 30px}
    .shero-steps em{white-space:normal}
  }
  @media(max-width:600px){
    .shero-steps{grid-template-columns:1fr}
    .shero-photo{clip-path:none;height:260px}
    .shero-shape{display:none}
  }

/* ---------- スマホ対応の追加調整 ---------- */
@media(max-width:620px){
  /* 番号＋線＋見出しの行：見出しを次の行に回す */
  .sec-h{flex-wrap:wrap;gap:8px 16px}
  .sec-h .n{font-size:30px}
  .sec-h .ln{width:40px}
  .sec-h h2{flex-basis:100%;font-size:clamp(24px,7vw,30px);line-height:1.35}
}
@media(max-width:560px){
  /* 説明文が存在しない3列目に回り込み、見出しが潰れていたのを修正 */
  .csl-row{align-items:start}
  .csl-row p{grid-column:2}
}