:root{
    --navy:#121212;
    --navy-deep:#0f1c33;
    --navy-soft:#333333;
    --red:#e0322d;
    --ink:#1a1a1a;
    --text:#3a4a66;
    --muted:#8593a8;
    --line:#d7dee7;
    --bg:#ffffff;
    --bg-gray:#f3f6f9;
    --bg-gray-2:#eef2f6;
    --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}

  /* ---------- section label ---------- */
  .label{display:flex;align-items:center;gap:20px;font-size:12px;letter-spacing:.22em;color:var(--navy);font-weight:600}
  .label::before{content:"";width:56px;height:1px;background:var(--navy)}
  .label.light{color:var(--muted)}
  .label.light::before{background:var(--muted)}

  .h-jp{font-weight:900;color:var(--ink);line-height:1.25;letter-spacing:.04em}
  .sec-title{font-size:52px;font-weight:900;color:var(--navy);letter-spacing:.06em}

  .arrow-link{display:inline-flex;align-items:center;gap:18px;font-weight:700;color:var(--navy);font-size:15px;transition:gap .25s}
  .arrow-link svg{transition:transform .25s}
  .arrow-link:hover{gap:26px}

  .vtext{
    writing-mode:vertical-rl;
    font-family:"Barlow",sans-serif;
    letter-spacing:.35em;font-size:12px;color:var(--muted);
    text-transform:uppercase;
  }

  /* ---------- 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}
  .btn{
    display:inline-flex;align-items:center;gap:14px;
    padding:14px 26px;font-size:13px;font-weight:700;
    border:1px solid var(--navy);transition:.2s;
  }
  .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}
  .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)}

  /* ---------- header dropdown (mega) ---------- */
  .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 .n{color:var(--navy)}
  .msitem.is-active .ar{transform:translateX(4px)}
  .msitem .ar{transition:transform .15s}
  .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)}
  .msitem .ar{color:var(--navy);font-size:15px}
  .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)}

  /* ---------- hero ---------- */
  .hero{position:relative;overflow:hidden;min-height:860px;color:#fff}
  .hero-bg{position:absolute;inset:0;z-index:0}
  .hero-video{width:100%;height:100%;object-fit:cover;display:block;background:var(--navy)}
  .hero-tint{position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,18,18,.58) 0%,rgba(18,18,18,.62) 45%,rgba(18,18,18,.92) 100%)}
  .hero-inner{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;padding:152px 48px 64px;min-height:860px;display:flex;flex-direction:column;justify-content:space-between}
  .hero-topbar{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.25);font-family:"Barlow",sans-serif;font-size:12px;font-weight:600;letter-spacing:.14em;color:rgba(255,255,255,.75)}
  .hero-grid{display:grid;grid-template-columns:1fr;margin-top:auto}
  .hero-kicker{display:flex;align-items:center;gap:18px;margin-bottom:28px}
  .hero-kicker .no{font-family:"Barlow",sans-serif;font-size:14px;color:rgba(255,255,255,.55);letter-spacing:.08em}
  .hero-kicker .ln{width:44px;height:1px;background:var(--red)}
  .hero-kicker .label{color:#fff;font-weight:700;font-size:13.5px;letter-spacing:.02em}
  .hero h1,.hero .hero-title{font-size:clamp(34px,3.7vw,56px);font-weight:900;color:#fff;line-height:1.28;letter-spacing:.02em;text-shadow:0 2px 24px rgba(0,0,0,.3)}
  /* キービジュアル上のスライド（01 パーパス／02 現場の知恵） */
  .hero-slides{display:grid}
  /* 切り替え時は先に消してから次を出す（文字が重ならないように） */
  .hero-slide{grid-area:1/1;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .45s ease,transform .45s ease,visibility 0s linear .45s}
  .hero-slide.is-on{opacity:1;visibility:visible;transform:none;transition:opacity .8s ease .5s,transform .8s ease .5s,visibility 0s linear .5s}
  .hero .hero-title br.sp{display:none}
  .hero-pager{display:flex;gap:10px;margin:0 0 30px}
  .hero-pager button{position:relative;background:none;border:0;padding:10px 0 8px;width:64px;text-align:left;font-family:"Barlow",sans-serif;font-size:12px;letter-spacing:.12em;color:rgba(255,255,255,.5);cursor:pointer}
  .hero-pager button::after{content:"";position:absolute;left:0;right:8px;bottom:0;height:2px;background:rgba(255,255,255,.25)}
  .hero-pager button.on{color:#fff}
  .hero-pager button.on::after{background:var(--red)}
  .hero p.lead{margin:28px 0 32px;font-size:14.5px;color:rgba(255,255,255,.82);max-width:600px}
  .hero-btns{display:flex;gap:18px;flex-wrap:wrap}
  .hero-btns .btn{padding:17px 30px;font-size:13.5px}
  .hero-btns .btn.solid{background:#fff;color:var(--navy);border-color:#fff}
  .hero-btns .btn.solid:hover{background:var(--red);color:#fff;border-color:var(--red)}
  .hero-btns .btn.ghost{color:#fff;border-color:rgba(255,255,255,.55)}
  .hero-btns .btn.ghost:hover{background:#fff;color:var(--navy);border-color:#fff}

  /* ---------- news ---------- */
  /* ---------- FDEとは ---------- */
  .fde{position:relative;overflow:hidden;padding:110px 0 120px;background:linear-gradient(180deg,#f4f6f9 0%,#ffffff 100%)}
  .fde .wrap{position:relative;z-index:1}
  /* 背景の大きな文字（装飾） */
  .fde-bg{position:absolute;right:-2vw;top:30px;font-family:"Barlow",sans-serif;font-weight:600;font-size:clamp(160px,22vw,340px);line-height:1;letter-spacing:.02em;color:transparent;-webkit-text-stroke:1px rgba(18,18,18,.08);pointer-events:none;user-select:none}
  .fde-top{display:grid;grid-template-columns:1fr 520px;gap:60px;align-items:end}
  .fde-top h2{font-size:clamp(32px,3.8vw,48px);font-weight:900;color:var(--navy);letter-spacing:.04em;line-height:1.35;margin-top:26px}
  .fde-top .desc{font-size:14px;line-height:2.05;color:var(--ink);border-left:2px solid var(--red);padding-left:24px}
  /* 3ステップ：写真付きのカードを矢印でつなぐ */
  .fde-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px;margin-top:64px;counter-reset:fde}
  .fde-step{position:relative;background:#fff;box-shadow:0 18px 40px -24px rgba(18,18,18,.28);transition:transform .35s ease,box-shadow .35s ease}
  .fde-step:hover{transform:translateY(-6px);box-shadow:0 26px 50px -24px rgba(18,18,18,.38)}
  .fde-step + .fde-step::before{content:"";position:absolute;left:-36px;top:calc(50% - 7px);width:14px;height:14px;border-top:2px solid var(--red);border-right:2px solid var(--red);transform:rotate(45deg)}
  .fde-step .ph{position:relative;margin:0;overflow:hidden;aspect-ratio:10/7}
  .fde-step .ph img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s cubic-bezier(.2,.6,.2,1)}
  .fde-step:hover .ph img{transform:scale(1.06)}
  .fde-step .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,18,18,0) 40%,rgba(18,18,18,.7) 100%)}
  .fde-step .no{position:absolute;left:24px;bottom:12px;z-index:1;font-family:"Barlow",sans-serif;font-size:64px;font-weight:300;line-height:1;color:#fff}
  .fde-step .tx{padding:28px 28px 34px;border-top:3px solid var(--red)}
  .fde-step .en{font-family:"Barlow",sans-serif;font-size:11px;font-weight:600;letter-spacing:.22em;color:var(--muted)}
  .fde-step h3{font-size:22px;font-weight:900;color:var(--navy);margin:8px 0 12px}
  .fde-step p{font-size:13.5px;line-height:1.95;color:var(--text)}

  .news{padding:92px 0}
  .news .wrap{display:grid;grid-template-columns:280px 1fr;gap:56px;align-items:start}
  .news-l .label{margin-bottom:22px}
  .news-l h2{font-size:34px;font-weight:900;color:var(--navy);letter-spacing:.06em;margin-bottom:28px}
  .news-pill{display:inline-flex;align-items:center;gap:14px;padding:16px 26px;border:1px solid var(--navy);border-radius:999px;
    font-size:13px;font-weight:700;color:var(--navy);white-space:nowrap;transition:background .2s,color .2s}
  .news-pill:hover{background:var(--navy);color:#fff}

  .news-rows{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
  .news-row{display:flex;align-items:center;gap:24px;padding:26px 4px;border-bottom:1px solid var(--line)}
  .news-row .t{transition:color .2s}
  .news-row:hover .t{color:var(--red)}
  .news-row .cat{flex:none;display:inline-flex;align-items:center;justify-content:center;min-width:150px;padding:8px 16px;
    border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:.03em;text-align:center;background:var(--navy);color:#fff}
  .news-row .cat.news{background:transparent;border:1px solid var(--line);color:var(--muted)}
  .news-row .date{flex:none;font-family:"Barlow";font-size:13px;letter-spacing:.05em;color:var(--muted);width:88px}
  .news-row .t{font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.6}
  /* お知らせ・セミナーを1つに：セミナーはバッジを赤で区別（終了は枠線のみ） */
  .news-pills{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
  .news-row.is-sem .cat{background:var(--red);border-color:var(--red)}
  .news-row.is-sem .cat.news{background:transparent;border:1px solid var(--line);color:var(--muted)}

  /* ---------- services ---------- */
  .services{background:var(--bg-gray);padding:84px 0 92px;overflow:hidden}
  .services .wrap{position:relative}
  .services > .wrap > .label{margin-bottom:38px}

  .svc-card{display:flex;flex-direction:column}
  .svc-card .ph{flex:1 1 auto;display:flex;font-size:0;min-height:340px;overflow:hidden}
  .svc-card .ph img{width:100%;height:100%;min-height:0;display:block;object-fit:cover;transition:transform .55s cubic-bezier(.2,.6,.2,1)}
  .svc-card:hover .ph img{transform:scale(1.06)}
  .svc-cap{display:grid;grid-template-columns:auto 1fr auto;column-gap:24px;align-items:center;margin-top:0;background:#fff;padding:30px 34px;transition:background .3s ease}
  .svc-cap .no{font-family:"Barlow";font-size:44px;font-weight:300;color:var(--navy);line-height:1;padding-right:24px;border-right:1px solid var(--line);align-self:center;transition:color .3s ease,border-color .3s ease}
  .svc-cap .tx h3{font-size:19px;font-weight:700;color:var(--ink);margin-bottom:10px;letter-spacing:.02em;transition:color .3s ease}
  .svc-cap .tx p{font-size:13px;color:var(--text);line-height:1.85;transition:color .3s ease}
  .svc-cap .ar{color:var(--navy);font-size:17px;align-self:center;transition:color .3s ease}
  .svc-card{cursor:pointer}
  .svc-card:hover .svc-cap{background:var(--navy)}
  .svc-card:hover .svc-cap .no{color:#fff;border-color:rgba(255,255,255,.3)}
  .svc-card:hover .svc-cap .tx{border-color:rgba(255,255,255,.3)}
  .svc-card:hover .svc-cap .tx h3{color:#fff}
  .svc-card:hover .svc-cap .tx p{color:rgba(255,255,255,.82)}
  .svc-card:hover .svc-cap .ar{color:#fff}

  .svc-row1{display:grid;grid-template-columns:320px minmax(0,1.08fr) minmax(0,0.92fr);column-gap:56px;align-items:stretch}
  .svc-row1 .svc-cap{padding:26px 26px;column-gap:18px}
  .svc-row1 .svc-cap .no{font-size:40px;padding-right:18px}
  .svc-intro{position:relative;z-index:2}
  .svc-intro h2{font-size:clamp(46px,4.8vw,72px);font-weight:900;color:var(--navy);letter-spacing:.02em;line-height:1.05;margin-bottom:34px;white-space:nowrap}
  .svc-intro p{font-size:14px;color:var(--text);margin-bottom:22px}
  .svc-intro p:first-of-type{margin-bottom:46px}
  .svc-row1 .svc-intro{align-self:start}
  .svc-card.c1 .ph{min-height:360px}
  .svc-card.c2 .ph{min-height:360px}

  .svc-row2{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:36px;align-items:stretch;margin-top:56px}
  .svc-card.c3 .ph,.svc-card.c4 .ph,.svc-card.c5 .ph{min-height:300px}
  .svc-row2 .svc-cap{padding:22px 20px;column-gap:14px}
  .svc-row2 .svc-cap .no{font-size:36px;padding-right:16px}
  .svc-row2 .svc-cap .tx h3{font-size:15.5px;line-height:1.45;text-wrap:balance}
  .svc-row2 .svc-cap .tx p{font-size:12px}

  .services .foot{display:flex;justify-content:flex-end;align-items:center;margin-top:64px;border-top:1px solid var(--line);padding-top:30px}
  .services .foot .tag{font-size:13.5px;color:var(--ink);border-left:1px solid var(--navy);padding-left:18px}

  /* ---------- about ---------- */
  .about{background:linear-gradient(180deg,#eef2f6,#ffffff);padding:96px 0}
  .about .top{display:grid;grid-template-columns:1fr 460px;gap:60px;align-items:start;margin-bottom:20px}
  .about .label{margin-bottom:30px}
  .about h2{font-size:46px;font-weight:900;color:var(--navy);letter-spacing:.08em}
  .about .desc{font-size:14px;border-left:1px solid var(--navy);padding-left:24px;color:var(--ink)}
  .about .cols{display:grid;grid-template-columns:1fr 250px 1fr;gap:0;align-items:center;margin-top:24px}
  .about .col h4{font-family:"Barlow";font-size:20px;font-weight:500;letter-spacing:.3em;color:var(--ink)}
  .about .col .sub{display:flex;align-items:center;gap:16px;font-size:12.5px;color:var(--text);margin:10px 0 22px}
  .about .col .sub::before{content:"";width:36px;height:1px;background:var(--line)}
  .about .col img{height:400px;object-fit:cover;width:100%;filter:saturate(.9)}
  .about .center{display:flex;flex-direction:column;align-items:center;gap:18px;position:relative}
  .about .center .logo-mid{display:flex;align-items:center}
  .about .center .logo-mid svg{height:40px;width:auto}
  .about .center::before,.about .center::after{content:"";position:absolute;top:40px;width:40px;height:1px;background:var(--line)}
  .about .center::before{left:18px}
  .about .center::after{right:18px}
  .about .foot{display:flex;justify-content:flex-end;margin-top:36px}


  /* ---------- cases ---------- */
  .cases{background:var(--bg-gray);padding:96px 0}
  .cases .wrap{position:relative}
  .cases .label{margin-bottom:26px}
  .cases h2{font-size:48px;font-weight:900;color:var(--navy);margin-bottom:24px;letter-spacing:.04em}
  .cases .sub{font-size:14px;margin-bottom:48px;max-width:620px}
  .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
  .case{background:#fff;padding:34px 26px;display:flex;flex-direction:column}
  .ba{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;margin-bottom:28px;padding-top:22px;border-top:1px solid var(--line)}
  .ba .col .t{font-family:"Barlow";font-size:12px;letter-spacing:.2em;color:var(--navy);padding-bottom:8px;border-bottom:2px solid var(--navy);display:inline-block;margin-bottom:12px}
  .ba .col ul{list-style:none;font-size:11px;line-height:1.75;color:var(--text)}
  .ba .col ul li{margin-bottom:2px;text-wrap:balance;word-break:normal;line-break:strict}
  .ba .mid{position:absolute;left:calc(50% - 7px);top:46px;transform:translateX(-50%);color:var(--navy)}
  .case .photo img{height:200px;width:100%;object-fit:cover;margin-bottom:22px}
  .case .cno{font-family:"Barlow";font-size:13px;letter-spacing:.2em;color:var(--muted);margin-bottom:10px}
  .case h3{font-size:20px;font-weight:700;color:var(--navy);margin-bottom:16px;min-height:58px;display:flex;align-items:center}
  .case p{font-size:13.5px;margin-bottom:26px;flex:1;min-height:76px}
  .cases .more{margin-top:56px}

  /* ---------- blog ---------- */
  .blog{padding:96px 0}
  .blog-top{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:52px;padding-bottom:44px;border-bottom:1px solid var(--line)}
  .blog-top-l .label{margin-bottom:22px}
  .blog-top-l h2{font-size:40px;font-weight:900;color:var(--navy);letter-spacing:.06em;margin-bottom:16px}
  .blog-top-l p{font-size:14px;color:var(--text)}
  .blog-pill{display:inline-flex;align-items:center;gap:14px;padding:16px 26px;border:1px solid var(--navy);border-radius:999px;
    font-size:13px;font-weight:700;color:var(--navy);white-space:nowrap;transition:background .2s,color .2s}
  .blog-pill:hover{background:var(--navy);color:#fff}

  .blog-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
  .blog-card{display:block}
  .blog-card .ph{aspect-ratio:4/3;overflow:hidden;margin-bottom:20px}
  .blog-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.6,.2,1)}
  .blog-card:hover .ph img{transform:scale(1.08)}
  .blog-card .cat{display:inline-block;padding:6px 14px;background:var(--navy);color:#fff;font-family:"Barlow";
    font-size:10.5px;font-weight:600;letter-spacing:.1em;border-radius:999px;margin-bottom:16px}
  .blog-card h3{font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.7;margin-bottom:12px;letter-spacing:.01em;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .blog-card .date{display:block;font-family:"Barlow";font-size:11.5px;letter-spacing:.08em;color:var(--muted)}

  /* ---------- footer ---------- */
  footer{border-top:2px solid var(--navy);padding:72px 0 36px}
  .foot-grid{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}
  .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:var(--red)}
  .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)}

  /* ---------- responsive ---------- */
  @media(max-width:1100px){
    .wrap,.nav,.hero-inner{padding-left:28px;padding-right:28px}
    .nav-links{display:none}
    .nav-cta{display:none}
    .news .wrap{grid-template-columns:1fr}
    .news-row{flex-wrap:wrap;gap:12px 20px}
    .burger{display:flex}
    .svc-row1{grid-template-columns:1fr;row-gap:44px;margin-right:0;padding-right:0}
    .svc-row2{grid-template-columns:1fr;row-gap:44px;margin-left:0;margin-right:0;padding-right:0}
    .svc-card{margin-top:0!important}
    .svc-card.c3 .svc-cap{padding-left:0}
    .svc-cap .no{font-size:36px}
    .mega-inner{padding:32px 28px 36px}
    .msrow{grid-template-columns:1fr;gap:34px}
    .mega-grid4{grid-template-columns:1fr 1fr}
    .about .top{grid-template-columns:1fr}
    .fde-top{grid-template-columns:1fr;gap:28px}
    .fde-steps{grid-template-columns:1fr;gap:36px}
    .fde-step + .fde-step::before{left:calc(50% - 7px);top:-26px;transform:rotate(135deg)}
    .fde-bg{top:auto;bottom:20px;font-size:38vw}
      .about .cols{grid-template-columns:1fr;gap:30px}
    .about .center::before,.about .center::after{display:none}
    .about .center{margin:10px 0}
    .about .desc{border:0;padding:0}
    .case-grid{grid-template-columns:1fr}
    .blog-top{flex-direction:column;align-items:flex-start;gap:24px}
    .blog-cards{grid-template-columns:1fr 1fr}
    .foot-grid{grid-template-columns:1fr}
    .foot-nav{border-left:0;padding-left:0}
    .foot-nav ul{grid-template-columns:repeat(2,auto)}
    .sec-title,.news h2,.services .head h2,.about h2,.cases h2,.blog h2{font-size:36px}
    .hero,.hero-inner{min-height:620px}
    .hero-inner{padding-top:132px}
    .hero-topbar{font-size:10.5px;letter-spacing:.08em}
  }
  @media(max-width:560px){
    .ba{grid-template-columns:1fr;gap:18px}
    .ba .mid{display:none}
    .blog-cards{grid-template-columns:1fr}
    .hero,.hero-inner{min-height:560px}
    .hero .hero-title{font-size:clamp(24px,7.4vw,34px)}
    .hero .hero-title br.sp{display:inline}
    .hero-topbar span:last-child{display:none}
    .foot-bottom{flex-wrap:wrap;gap:14px}
  }

  /* mobile menu panel */
  .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}

  /* ---------- 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)}

  /* ---------- intro preloader + wipe (トップページのみ) ---------- */
  #preloader,#pl-wipe{display:none}
  html.preloading{overflow:hidden}
  html.preloading body{overflow:hidden}
  html.preloading body > *:not(#preloader):not(#pl-wipe):not(script){opacity:0;transform:translateY(48px)}
  /* phase 1: 白背景＋ロゴ＋ローディングバー */
  html.preloading #preloader{
    display:grid;place-items:center;position:fixed;inset:0;z-index:9000;background:#fff;
    transition:opacity .35s ease .3s}
  #preloader .pl-in{display:flex;flex-direction:column;align-items:center;gap:26px}
  #preloader .pl-logo{width:min(220px,46vw)}
  #preloader .pl-logo svg{width:100%;height:auto;display:block;
    opacity:0;transform:translateY(12px) scale(.98);
    animation:plLogo .85s cubic-bezier(.2,.7,.2,1) .12s forwards}
  #preloader .pl-bar{width:min(220px,46vw);height:2px;background:var(--line);position:relative;overflow:hidden}
  #preloader .pl-bar::after{content:"";position:absolute;inset:0;background:var(--red);
    transform:translateX(-101%);animation:plBar 1.2s cubic-bezier(.5,0,.15,1) .35s forwards}
  @keyframes plLogo{to{opacity:1;transform:none}}
  @keyframes plBar{to{transform:translateX(0)}}
  /* phase 2: 下からせり上がって画面を上へ抜けるパネル（黒） */
  html.preloading #pl-wipe{
    display:block;position:fixed;left:0;right:0;top:0;height:100%;z-index:9002;
    background:linear-gradient(125deg,#1a1a1a 0%,#000 100%);transform:translateY(100%)}
  /* leaving */
  html.preloading.pl-leaving #preloader{opacity:0}
  html.preloading.pl-leaving #preloader .pl-logo svg{opacity:0;transform:translateY(-12px) scale(1.02);transition:.35s ease}
  html.preloading.pl-leaving #pl-wipe{animation:plWipe 1.05s cubic-bezier(.7,0,.18,1) forwards}
  @keyframes plWipe{0%{transform:translateY(100%)}42%{transform:translateY(0)}100%{transform:translateY(-100.5%)}}
  html.preloading.pl-leaving body > *:not(#preloader):not(#pl-wipe):not(script){
    opacity:1;transform:none;
    transition:opacity .8s ease .38s,transform .95s cubic-bezier(.2,.72,.24,1) .32s}
  @media(prefers-reduced-motion:reduce){
    html.preloading,html.preloading body{overflow:visible}
    html.preloading body > *:not(#preloader):not(#pl-wipe):not(script){opacity:1;transform:none}
    #preloader,#pl-wipe,html.preloading #preloader,html.preloading #pl-wipe{display:none}
  }

/* ---------- スマホ対応の追加調整 ---------- */
@media(max-width:620px){
  .services .foot{flex-direction:column;align-items:flex-start;gap:20px}
}