/* ============================================================
   STYLELAB — Top page styles（旧 STYLELAB HP.html の <style> を外部化）
   ============================================================ */
  :root{
    --bg: #F3F1EC;
    --bg-2: #EBE8E1;
    --ink: #0B0B10;
    --ink-2: #1B1B22;
    --mute: #6E6E75;
    --mute-2: #A8A6A0;
    --line: rgba(11,11,16,0.14);
    --line-2: rgba(11,11,16,0.08);
    --accent: #D63C1E;
    --accent-ink: #B32E12;
    --paper: #FBFAF6;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{background:var(--bg);color:var(--ink);}
  body{
    font-family:"Noto Sans JP","Inter",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
    font-weight:400;
    -webkit-font-smoothing:antialiased;
    letter-spacing:0.01em;
    line-height:1.6;
    font-feature-settings:"palt";
    overflow-x:hidden;
  }
  .en{font-family:"Inter","Inter Tight",sans-serif;letter-spacing:-0.01em;}
  .mono-num{font-family:"Inter",sans-serif;font-variant-numeric: tabular-nums;}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}

  /* ---------- Layout ---------- */
  .wrap{max-width:1440px;margin:0 auto;padding:0 56px;}
  .row{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
  .rule{height:1px;background:var(--line);width:100%}
  .eyebrow{
    font-family:"Inter",sans-serif;
    font-size:11px;font-weight:600;letter-spacing:0.2em;text-transform:uppercase;
    color:var(--ink);display:inline-flex;align-items:center;gap:10px;
  }
  .eyebrow::before{content:"";width:24px;height:1px;background:var(--ink);display:inline-block}
  .eyebrow.mute{color:var(--mute)}
  .eyebrow.mute::before{background:var(--mute)}
  .index{
    font-family:"Inter",sans-serif;font-weight:500;font-size:11px;
    letter-spacing:0.15em;color:var(--mute);font-variant-numeric:tabular-nums;
  }

  /* ---------- Header ---------- */
  header.site{
    position:fixed;top:0;left:0;right:0;z-index:50;
    background:rgba(243,241,236,0.82);
    backdrop-filter: blur(12px) saturate(1.1);
    -webkit-backdrop-filter: blur(12px) saturate(1.1);
    border-bottom:1px solid var(--line-2);
  }
  .nav{
    max-width:1440px;margin:0 auto;padding:18px 56px;
    display:flex;align-items:center;justify-content:space-between;gap:24px;
  }
  .brand{display:flex;align-items:center;gap:14px}
  .brand-mark{
    width:34px;height:34px;position:relative;flex:none;
  }
  .brand-mark svg{width:100%;height:100%;display:block}
  .brand-name{
    font-family:"Inter",sans-serif;font-weight:800;font-size:18px;letter-spacing:0.02em;
  }
  .brand-name .dot{color:var(--accent);}
  .brand-sub{
    font-size:10px;color:var(--mute);letter-spacing:0.18em;
    font-family:"Inter",sans-serif;font-weight:500;text-transform:uppercase;
    padding-top:3px;
  }
  nav.primary{display:flex;gap:36px;align-items:center}
  nav.primary a{
    font-size:13px;font-weight:500;color:var(--ink-2);
    display:inline-flex;align-items:baseline;gap:6px;
    transition:color .2s ease;
  }
  nav.primary a .n{font-family:"Inter",sans-serif;font-size:10px;color:var(--mute);font-weight:500}
  nav.primary a:hover{color:var(--accent-ink)}
  .cta-inline{
    display:inline-flex;align-items:center;gap:10px;
    padding:11px 18px;border:1px solid var(--ink);border-radius:999px;
    font-size:12px;font-weight:600;letter-spacing:0.05em;
    transition:all .2s ease;background:var(--ink);color:var(--paper);
  }
  .cta-inline .arrow{
    width:14px;height:14px;display:inline-block;position:relative;
  }
  .cta-inline .arrow::before, .cta-inline .arrow::after{
    content:"";position:absolute;background:currentColor;
  }
  .cta-inline .arrow::before{top:50%;left:0;right:0;height:1px;transform:translateY(-50%)}
  .cta-inline .arrow::after{
    top:50%;right:0;width:6px;height:6px;border-top:1px solid currentColor;border-right:1px solid currentColor;
    transform:translateY(-50%) rotate(45deg);background:transparent
  }
  .cta-inline:hover{background:var(--accent);border-color:var(--accent);color:#fff}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;padding:160px 0 100px;
    min-height:100vh;overflow:hidden;
  }
  .hero .wrap{position:relative;z-index:2}
  .hero-meta{
    display:flex;justify-content:space-between;align-items:center;
    padding-bottom:36px;border-bottom:1px solid var(--line);
    margin-bottom:56px;
  }
  .hero-meta .left{display:flex;gap:32px;align-items:center}
  .hero-meta .coord{
    font-family:"Inter",sans-serif;font-size:11px;color:var(--mute);letter-spacing:0.12em;
    display:flex;gap:20px;
  }
  .hero-meta .coord span b{color:var(--ink);font-weight:600;margin-left:6px}

  .hero-title{
    font-family:"Noto Sans JP",sans-serif;
    font-weight:800;
    font-size:92px;
    line-height:1.1;
    letter-spacing:-0.015em;
    color:var(--ink);
    margin-bottom:40px;
    position:relative;
  }
  .hero-title .l1{display:block}
  .hero-title .l2{display:block;padding-left:96px;position:relative}
  .hero-title .l2::before{
    content:"";position:absolute;left:0;top:50%;width:72px;height:1px;
    background:var(--accent);transform:translateY(-50%);
  }
  .hero-title em{
    font-style:normal;color:var(--accent);
  }

  .hero-sub{
    display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;margin-top:24px;
    padding-top:36px;border-top:1px solid var(--line);
  }
  .hero-sub .col h5{
    font-family:"Inter",sans-serif;font-size:11px;letter-spacing:0.18em;
    font-weight:600;color:var(--ink);text-transform:uppercase;margin-bottom:14px;
  }
  .hero-sub .col p{font-size:14px;color:var(--ink-2);line-height:1.75;}
  .hero-sub .lead{
    font-size:17px;line-height:1.9;color:var(--ink);font-weight:500;
    grid-column: span 2;
  }
  .hero-sub .lead .accent{color:var(--accent-ink);font-weight:700}

  /* generative canvas */
  .generative{
    position:absolute;top:0;right:0;width:58%;height:100%;
    pointer-events:none;z-index:1;opacity:0.9;
  }
  .generative canvas{width:100%;height:100%;display:block}
  .generative::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(90deg, var(--bg) 0%, rgba(243,241,236,0.5) 30%, transparent 55%);
    pointer-events:none;
  }

  .hero-scroll{
    position:absolute;bottom:32px;left:50%;transform:translateX(-50%);
    display:flex;flex-direction:column;align-items:center;gap:10px;
    z-index:3;
  }
  .hero-scroll .txt{
    font-family:"Inter",sans-serif;font-size:10px;letter-spacing:0.3em;
    color:var(--mute);text-transform:uppercase;
  }
  .hero-scroll .line{
    width:1px;height:44px;background:var(--ink);opacity:0.4;
    animation: scrollpulse 2.4s ease-in-out infinite;
    transform-origin:top;
  }
  @keyframes scrollpulse{
    0%,100%{transform:scaleY(0.3);opacity:0.15}
    50%{transform:scaleY(1);opacity:0.55}
  }

  .hero-tags{
    position:absolute;top:140px;right:56px;z-index:3;
    display:flex;flex-direction:column;gap:8px;align-items:flex-end;
  }
  .hero-tags .tag{
    font-family:"Inter",sans-serif;font-size:10px;color:var(--mute);letter-spacing:0.15em;
    padding:6px 10px;border:1px solid var(--line);background:rgba(251,250,246,0.6);
    backdrop-filter:blur(4px);
  }

  /* ---------- About Marquee ---------- */
  .marquee{
    padding:28px 0;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    background:var(--bg-2);
  }
  .marquee-track{
    display:flex;gap:60px;white-space:nowrap;
    animation: marquee 40s linear infinite;
    font-family:"Inter",sans-serif;font-weight:600;font-size:14px;letter-spacing:0.12em;
    color:var(--ink);
    text-transform:uppercase;
  }
  .marquee-track span{display:inline-flex;align-items:center;gap:60px}
  .marquee-track .dot{color:var(--accent)}
  @keyframes marquee{
    from{transform:translateX(0)}
    to{transform:translateX(-50%)}
  }

  /* ---------- About / Philosophy ---------- */
  section.about{padding:140px 0 120px;position:relative}
  .section-head{
    display:grid;grid-template-columns:180px 1fr;gap:60px;margin-bottom:80px;align-items:start;
  }
  .section-head .idx{font-family:"Inter",sans-serif;font-size:13px;font-weight:500;letter-spacing:0.15em;color:var(--mute);}
  .section-head .idx b{color:var(--ink);font-weight:600;display:block;margin-top:6px;font-size:14px}
  .section-title{
    font-family:"Noto Sans JP",sans-serif;font-weight:700;font-size:14px;letter-spacing:0.25em;
    color:var(--ink);text-transform:uppercase;
  }

  .philosophy{
    display:grid;grid-template-columns: 1.2fr 1fr;gap:80px;align-items:end;
  }
  .philosophy .big{
    font-family:"Noto Sans JP",sans-serif;font-weight:700;
    font-size:40px;line-height:1.55;letter-spacing:0.02em;color:var(--ink);
  }
  .philosophy .big .hl{
    background: linear-gradient(180deg, transparent 62%, rgba(214,60,30,0.18) 62%);
    padding:0 4px;
  }
  .philosophy .txt{color:var(--ink-2);font-size:15px;line-height:2;}
  .philosophy .txt p + p{margin-top:16px}

  .stats{
    margin-top:100px;display:grid;grid-template-columns: repeat(4,1fr);
    border-top:1px solid var(--line);
  }
  .stat{
    padding:36px 28px 30px;border-right:1px solid var(--line);
    display:flex;flex-direction:column;gap:8px;position:relative;
  }
  .stat:last-child{border-right:0}
  .stat .n{
    font-family:"Inter",sans-serif;font-weight:800;font-size:64px;line-height:1;
    color:var(--ink);letter-spacing:-0.02em;
    display:flex;align-items:baseline;gap:6px;
  }
  .stat .n small{font-size:22px;font-weight:600;color:var(--mute);letter-spacing:0}
  .stat .l{font-size:12px;color:var(--mute);letter-spacing:0.12em;font-family:"Inter",sans-serif;font-weight:500;text-transform:uppercase;margin-top:8px}
  .stat .jp{font-size:13px;color:var(--ink-2);font-weight:500}

  /* ---------- Services ---------- */
  section.services{
    padding:140px 0 140px;background:var(--ink);color:var(--paper);
    position:relative;overflow:hidden;
  }
  section.services .eyebrow{color:var(--paper)}
  section.services .eyebrow::before{background:var(--paper)}
  section.services .section-head .idx{color:var(--mute-2)}
  section.services .section-head .idx b{color:var(--paper)}
  section.services .section-title{color:var(--paper)}
  section.services .rule{background:rgba(255,255,255,0.15)}

  .services-lead{
    font-family:"Noto Sans JP",sans-serif;font-weight:600;font-size:36px;
    line-height:1.5;letter-spacing:0.01em;max-width:900px;margin-bottom:80px;
  }
  .services-lead .accent{color:var(--accent);}

  .svc-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:0;
    border-top:1px solid rgba(255,255,255,0.15);
  }
  .svc{
    padding:48px 32px 40px;border-right:1px solid rgba(255,255,255,0.15);
    display:flex;flex-direction:column;gap:24px;
    position:relative;transition: background .3s ease;
  }
  .svc:last-child{border-right:0}
  .svc:hover{background:rgba(255,255,255,0.03)}
  .svc-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}
  .svc-num{
    font-family:"Inter",sans-serif;font-weight:800;font-size:56px;line-height:1;
    color:transparent;-webkit-text-stroke:1px rgba(255,255,255,0.55);
    letter-spacing:-0.02em;
  }
  .svc:hover .svc-num{-webkit-text-stroke:1px var(--accent);color:var(--accent)}
  .svc-tag{
    font-family:"Inter",sans-serif;font-size:10px;letter-spacing:0.2em;
    color:rgba(255,255,255,0.55);text-transform:uppercase;
    border:1px solid rgba(255,255,255,0.25);padding:4px 10px;border-radius:999px;
  }
  .svc h3{
    font-family:"Noto Sans JP",sans-serif;font-weight:700;font-size:28px;line-height:1.4;
    color:var(--paper);letter-spacing:0.01em;
  }
  .svc h3 .en{
    display:block;font-family:"Inter",sans-serif;font-weight:600;font-size:13px;
    letter-spacing:0.18em;color:var(--accent);margin-bottom:14px;text-transform:uppercase;
  }
  .svc p{font-size:13px;line-height:1.9;color:rgba(255,255,255,0.72)}
  .svc ul{list-style:none;display:flex;flex-direction:column;gap:8px;margin-top:8px}
  .svc ul li{
    font-size:12px;color:rgba(255,255,255,0.65);
    padding-left:16px;position:relative;line-height:1.6;
  }
  .svc ul li::before{
    content:"";position:absolute;left:0;top:9px;width:8px;height:1px;background:var(--accent);
  }
  .svc-foot{
    margin-top:auto;padding-top:24px;
    display:flex;justify-content:space-between;align-items:center;
    border-top:1px solid rgba(255,255,255,0.12);
    font-family:"Inter",sans-serif;font-size:11px;letter-spacing:0.12em;color:rgba(255,255,255,0.5);
  }
  .svc-foot .go{display:inline-flex;align-items:center;gap:8px;color:var(--paper);font-weight:500;text-transform:uppercase;}
  .svc-foot .go .arw{width:16px;height:1px;background:currentColor;position:relative;display:inline-block}
  .svc-foot .go .arw::after{content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}

  /* ---------- Value / 強み ---------- */
  section.value{padding:140px 0 120px}
  .values{
    display:grid;grid-template-columns:repeat(3,1fr);gap:0;
    border-top:1px solid var(--line);
  }
  .value-card{
    padding:44px 32px 44px 0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
    display:flex;flex-direction:column;gap:16px;
    padding-left:32px;
  }
  .value-card:nth-child(3n){border-right:0}
  .value-card:nth-child(1),.value-card:nth-child(2),.value-card:nth-child(3){padding-top:44px}
  .value-card .n{
    font-family:"Inter",sans-serif;font-weight:600;font-size:12px;letter-spacing:0.15em;color:var(--accent);
  }
  .value-card h4{
    font-family:"Noto Sans JP",sans-serif;font-weight:700;font-size:22px;line-height:1.5;color:var(--ink);
  }
  .value-card p{font-size:13px;line-height:1.85;color:var(--mute)}
  .value-card .en-lg{
    font-family:"Inter",sans-serif;font-weight:800;font-size:14px;letter-spacing:0.12em;
    color:var(--ink-2);text-transform:uppercase;margin-top:4px;
  }

  /* ---------- Works ---------- */
  section.works{padding:140px 0 120px;background:var(--bg-2)}
  .works-list{border-top:1px solid var(--line);}
  .work-row{
    display:grid;grid-template-columns: 80px 1fr 1fr 200px 40px;
    gap:32px;align-items:center;padding:28px 8px;
    border-bottom:1px solid var(--line);
    transition:background .2s ease, padding .3s ease;
    cursor:pointer;
  }
  .work-row:hover{background:rgba(0,0,0,0.02);padding-left:20px}
  .work-row:hover .arw-r{transform:translateX(4px);color:var(--accent)}
  .work-row .yr{font-family:"Inter",sans-serif;font-size:12px;color:var(--mute);letter-spacing:0.1em;font-weight:500}
  .work-row .cat{
    font-family:"Inter",sans-serif;font-size:11px;color:var(--ink);letter-spacing:0.15em;
    text-transform:uppercase;font-weight:600;
  }
  .work-row h4{
    font-family:"Noto Sans JP",sans-serif;font-weight:600;font-size:17px;line-height:1.5;color:var(--ink);
  }
  .work-row .industry{
    font-size:12px;color:var(--mute);letter-spacing:0.05em;text-align:right;
  }
  .work-row .arw-r{
    font-family:"Inter",sans-serif;font-size:18px;color:var(--mute);transition:all .2s ease;
    text-align:right;
  }

  .works-foot{margin-top:60px;display:flex;justify-content:space-between;align-items:center}
  .btn-outline{
    display:inline-flex;align-items:center;gap:14px;padding:16px 28px;
    border:1px solid var(--ink);border-radius:0;
    font-size:13px;font-weight:600;letter-spacing:0.05em;color:var(--ink);
    transition:all .2s ease;
  }
  .btn-outline:hover{background:var(--ink);color:var(--paper)}
  .btn-outline .arw{width:20px;height:1px;background:currentColor;position:relative}
  .btn-outline .arw::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}

  /* ---------- News ---------- */
  section.news{padding:140px 0 120px}
  .news-grid{
    display:grid;grid-template-columns: 1.5fr 1fr;gap:80px;align-items:start;
  }
  .news-list{display:flex;flex-direction:column}
  .news-item{
    display:grid;grid-template-columns: 120px 100px 1fr;gap:24px;padding:24px 0;
    border-bottom:1px solid var(--line);align-items:baseline;
    transition:padding .3s ease;cursor:pointer;
  }
  .news-item:first-child{border-top:1px solid var(--line);}
  .news-item:hover{padding-left:12px}
  .news-item:hover h5{color:var(--accent-ink)}
  .news-item .date{font-family:"Inter",sans-serif;font-size:12px;color:var(--mute);letter-spacing:0.06em}
  .news-item .cat{
    font-family:"Inter",sans-serif;font-size:10px;letter-spacing:0.18em;font-weight:600;
    text-transform:uppercase;color:var(--ink);
    padding:3px 10px;border:1px solid var(--line);text-align:center;justify-self:start;
  }
  .news-item h5{
    font-family:"Noto Sans JP",sans-serif;font-weight:500;font-size:16px;line-height:1.55;color:var(--ink);
    transition:color .2s ease;
  }

  .news-side{
    padding:32px 28px;background:var(--ink);color:var(--paper);
    display:flex;flex-direction:column;gap:20px;
    position:relative;
  }
  .news-side .eyebrow{color:var(--paper)}
  .news-side .eyebrow::before{background:var(--paper)}
  .news-side h4{font-family:"Noto Sans JP",sans-serif;font-weight:600;font-size:22px;line-height:1.55;color:var(--paper)}
  .news-side p{font-size:13px;color:rgba(255,255,255,0.7);line-height:1.85}
  .news-side .link{
    margin-top:auto;padding-top:12px;
    display:inline-flex;align-items:center;gap:10px;font-family:"Inter",sans-serif;
    font-size:11px;letter-spacing:0.15em;text-transform:uppercase;color:var(--accent);font-weight:600;
  }
  .news-side .link .arw{width:20px;height:1px;background:currentColor;position:relative;display:inline-block}
  .news-side .link .arw::after{content:"";position:absolute;right:0;top:-3px;width:7px;height:7px;border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}

  /* ---------- CTA ---------- */
  section.cta{
    padding:120px 0;background:var(--bg);position:relative;
    border-top:1px solid var(--line);
  }
  .cta-inner{
    display:grid;grid-template-columns:1.4fr 1fr;gap:60px;align-items:end;
    padding:80px 60px;background:var(--paper);border:1px solid var(--line);
    position:relative;overflow:hidden;
  }
  .cta-inner::before{
    content:"";position:absolute;right:-100px;top:-100px;width:400px;height:400px;
    background: radial-gradient(circle, rgba(214,60,30,0.08) 0%, transparent 70%);
    pointer-events:none;
  }
  .cta-inner h2{
    font-family:"Noto Sans JP",sans-serif;font-weight:700;font-size:64px;line-height:1.2;
    letter-spacing:0.005em;color:var(--ink);
  }
  .cta-inner h2 .en-hint{
    display:block;font-family:"Inter",sans-serif;font-weight:600;font-size:13px;
    letter-spacing:0.25em;color:var(--accent);text-transform:uppercase;margin-bottom:24px;
  }
  .cta-inner p{color:var(--mute);font-size:15px;line-height:1.9;margin-bottom:28px;max-width:520px}
  .cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:2}
  .btn-fill{
    display:inline-flex;align-items:center;justify-content:space-between;gap:20px;
    padding:24px 28px;background:var(--ink);color:var(--paper);
    font-size:14px;font-weight:600;letter-spacing:0.04em;
    transition:background .2s ease;
  }
  .btn-fill:hover{background:var(--accent)}
  .btn-fill .r{display:flex;align-items:center;gap:12px}
  .btn-fill.accent{background:var(--accent)}
  .btn-fill.accent:hover{background:var(--ink)}
  .btn-fill small{
    display:block;font-family:"Inter",sans-serif;font-size:10px;letter-spacing:0.2em;
    color:rgba(255,255,255,0.55);font-weight:500;text-transform:uppercase;margin-bottom:4px;
  }

  /* ---------- Footer ---------- */
  footer.site{background:var(--ink);color:var(--paper);padding:80px 0 32px}
  footer .wrap{position:relative}
  .foot-grid{
    display:grid;grid-template-columns: 2fr 1fr 1fr 1fr;gap:60px;padding-bottom:60px;
    border-bottom:1px solid rgba(255,255,255,0.15);
  }
  .foot-brand .brand-name{color:var(--paper);font-size:26px}
  .foot-brand .tagline{font-size:14px;color:rgba(255,255,255,0.6);margin-top:16px;max-width:340px;line-height:1.8}
  .foot-brand .addr{
    margin-top:32px;font-size:12px;color:rgba(255,255,255,0.5);line-height:1.9;
    font-family:"Inter",sans-serif;letter-spacing:0.03em;
  }
  .foot-brand .addr b{color:var(--paper);font-weight:500}
  .foot-col h6{
    font-family:"Inter",sans-serif;font-size:11px;letter-spacing:0.2em;font-weight:600;
    color:rgba(255,255,255,0.5);text-transform:uppercase;margin-bottom:20px;
  }
  .foot-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
  .foot-col ul a{font-size:13px;color:rgba(255,255,255,0.85);transition:color .2s ease}
  .foot-col ul a:hover{color:var(--accent)}
  .foot-bottom{
    padding-top:28px;display:flex;justify-content:space-between;align-items:center;
    font-family:"Inter",sans-serif;font-size:11px;color:rgba(255,255,255,0.4);letter-spacing:0.1em;
  }
  .foot-bottom .social{display:flex;gap:20px}
  .foot-bottom .social a{color:rgba(255,255,255,0.6)}
  .foot-bottom .social a:hover{color:var(--accent)}

  /* huge sig */
  .foot-sig{
    font-family:"Inter",sans-serif;font-weight:900;font-size:220px;line-height:0.85;
    letter-spacing:-0.04em;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,0.12);
    padding:60px 0 20px;overflow:hidden;white-space:nowrap;
  }
  .foot-sig .dot{color:var(--accent);-webkit-text-stroke:0}

  /* ---------- Fade-in ---------- */
  .fx{opacity:0;transform:translateY(24px);transition:opacity .9s ease, transform .9s cubic-bezier(0.2,0.7,0.2,1)}
  .fx.on{opacity:1;transform:none}
  .fx.d1{transition-delay:.08s}
  .fx.d2{transition-delay:.16s}
  .fx.d3{transition-delay:.24s}
  .fx.d4{transition-delay:.32s}

  /* ============================================================
     Responsive
     ============================================================ */

  /* Hamburger button (mobile only) */
  .menu-toggle{
    display:none;
    width:40px;height:40px;position:relative;
    background:transparent;border:1px solid var(--line);cursor:pointer;
    flex:none;
    z-index:70;
  }
  .menu-toggle span{
    position:absolute;left:9px;right:9px;height:1.5px;background:var(--ink);
    transition:transform .3s ease, opacity .2s ease, top .3s ease, background .2s ease;
  }
  .menu-toggle span:nth-child(1){top:13px}
  .menu-toggle span:nth-child(2){top:19px}
  .menu-toggle span:nth-child(3){top:25px}
  body.menu-open .menu-toggle{border-color:var(--ink);background:var(--paper)}
  body.menu-open .menu-toggle span{background:var(--ink)}
  body.menu-open .menu-toggle span:nth-child(1){top:19px;transform:rotate(45deg)}
  body.menu-open .menu-toggle span:nth-child(2){opacity:0}
  body.menu-open .menu-toggle span:nth-child(3){top:19px;transform:rotate(-45deg)}
  body.menu-open{overflow:hidden}

  /* Tablet (≤ 1200px) */
  @media (max-width: 1200px){
    .wrap{padding:0 32px}
    .nav{padding:18px 32px}
    nav.primary{gap:22px}
    nav.primary a{font-size:12px}

    .hero{padding:140px 0 80px;min-height:auto}
    .hero-title{font-size:60px}
    .hero-title .l2{padding-left:56px}
    .hero-title .l2::before{width:44px}
    .hero-sub{grid-template-columns:1fr 1fr;gap:24px}
    .hero-sub .lead{grid-column:span 2}
    .generative{width:100%;opacity:0.55}
    .generative::after{background:linear-gradient(90deg, var(--bg) 0%, rgba(243,241,236,0.75) 60%, rgba(243,241,236,0.75) 100%)}
    .hero-tags{top:130px;right:32px}
    .hero-meta{padding-bottom:24px;margin-bottom:36px}
    .hero-meta .coord{gap:12px;font-size:10px}

    .section-head{grid-template-columns:140px 1fr;gap:32px;margin-bottom:48px}

    .philosophy{grid-template-columns:1fr;gap:32px}
    .philosophy .big{font-size:32px}
    .stats{grid-template-columns:repeat(2,1fr);margin-top:60px}
    .stat{border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
    .stat:nth-child(2n){border-right:0}
    .stat .n{font-size:52px}

    section.services{padding:100px 0}
    .services-lead{font-size:28px;margin-bottom:60px}
    .svc-grid{grid-template-columns:1fr}
    .svc{border-right:0;border-bottom:1px solid rgba(255,255,255,0.15);padding:36px 24px}
    .svc-num{font-size:44px}

    .values{grid-template-columns:repeat(2,1fr)}
    .value-card{padding:32px 24px}
    .value-card:nth-child(3n){border-right:1px solid var(--line)}
    .value-card:nth-child(2n){border-right:0}

    .work-row{grid-template-columns:60px 1fr 40px;gap:16px}
    .work-row .cat{display:none}
    .work-row .industry{display:none}

    .news-grid{grid-template-columns:1fr;gap:40px}
    .news-item{grid-template-columns:90px 80px 1fr;gap:16px}

    .cta-inner{grid-template-columns:1fr;gap:40px;padding:48px 32px}
    .cta-inner h2{font-size:42px}

    .foot-grid{grid-template-columns:1fr 1fr;gap:40px}
    .foot-sig{font-size:120px}
  }

  /* Mobile (≤ 767px) */
  @media (max-width: 767px){
    .wrap{padding:0 20px}

    /* Header + menu */
    header.site{background:rgba(243,241,236,0.94);z-index:70}
    body.menu-open header.site{background:transparent;border-bottom-color:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}
    .nav{padding:14px 20px;gap:12px}
    .brand-mark{width:28px;height:28px}
    .brand-name{font-size:15px}
    .brand-sub{display:none}
    body.menu-open .cta-inline{display:none}
    .menu-toggle{display:block}
    nav.primary{
      position:fixed;inset:0;top:0;left:0;right:0;bottom:0;
      width:100vw;height:100vh;height:100dvh;
      background:var(--bg);
      flex-direction:column;justify-content:center;align-items:flex-start;
      padding:80px 32px 32px;gap:0;
      transform:translateY(-100%);transition:transform .35s cubic-bezier(0.4,0,0.2,1);
      z-index:60;
      overflow-y:auto;
    }
    body.menu-open nav.primary{transform:translateY(0)}
    nav.primary a{
      font-size:28px;font-family:"Noto Sans JP",sans-serif;font-weight:700;
      padding:16px 0;border-bottom:1px solid var(--line);width:100%;
      display:flex;align-items:baseline;gap:16px;
      color:var(--ink);
    }
    nav.primary a .n{font-size:12px;color:var(--accent);letter-spacing:0.15em}

    .cta-inline{padding:9px 12px;font-size:11px}
    .cta-inline > span:not(.arrow){display:none}
    .cta-inline .arrow{width:12px;height:12px}

    /* Hero */
    .hero{padding:100px 0 60px}
    .hero-meta{flex-direction:column;align-items:flex-start;gap:16px;padding-bottom:20px;margin-bottom:28px}
    .hero-meta .coord{flex-wrap:wrap;gap:12px}
    .hero-title{font-size:38px;line-height:1.2;margin-bottom:28px}
    .hero-title .l2{padding-left:0}
    .hero-title .l2::before{display:none}
    .hero-sub{grid-template-columns:1fr;gap:20px;padding-top:24px}
    .hero-sub .lead{grid-column:auto;font-size:15px;line-height:1.85}
    .hero-sub .col h5{font-size:10px;margin-bottom:10px}
    .hero-sub .col p{font-size:13px}
    .hero-tags{display:none}
    .hero-scroll{display:none}
    .generative{
      position:relative;width:100vw;height:220px;left:50%;right:50%;
      margin-left:-50vw;margin-right:-50vw;margin-top:24px;opacity:0.75;
    }
    .generative::after{background:linear-gradient(180deg, rgba(243,241,236,0.4) 0%, transparent 40%, rgba(243,241,236,0.4) 100%)}

    /* Marquee */
    .marquee{padding:20px 0}
    .marquee-track{font-size:11px;gap:40px}
    .marquee-track span{gap:40px}

    /* About */
    section.about{padding:70px 0 60px}
    .section-head{grid-template-columns:1fr;gap:16px;margin-bottom:36px}
    .section-head .idx{display:flex;align-items:baseline;gap:12px}
    .section-head .idx b{margin-top:0}
    .philosophy .big{font-size:22px;line-height:1.6}
    .stats{margin-top:40px;grid-template-columns:1fr 1fr}
    .stat{padding:24px 16px}
    .stat .n{font-size:34px}
    .stat .n small{font-size:14px}
    .stat .l{font-size:10px}

    /* Services */
    section.services{padding:70px 0}
    .services-lead{font-size:22px;line-height:1.55;margin-bottom:44px}
    .svc{padding:28px 20px}
    .svc h3{font-size:20px}
    .svc-num{font-size:36px}

    /* Value */
    section.value{padding:70px 0 60px}
    .values{grid-template-columns:1fr}
    .value-card{padding:32px 0;border-right:0 !important}
    .value-card h4{font-size:20px}

    /* Works */
    section.works{padding:70px 0 60px}
    .work-row{
      grid-template-columns:1fr 32px;grid-template-rows:auto auto;
      row-gap:8px;column-gap:12px;padding:22px 0;
    }
    .work-row .yr{grid-column:1;grid-row:1;font-size:11px}
    .work-row .cat{display:inline;grid-column:1;grid-row:1;justify-self:end;margin-right:44px;font-size:10px}
    .work-row h4{grid-column:1 / -1;grid-row:2;font-size:15px}
    .work-row .industry{display:none}
    .work-row .arw-r{grid-column:2;grid-row:1 / span 2;align-self:center}
    .work-row:hover{padding-left:0}
    .works-foot{flex-direction:column;gap:16px;align-items:flex-start;margin-top:32px}

    /* News */
    section.news{padding:70px 0 60px}
    .news-item{
      grid-template-columns:1fr;grid-template-rows:auto auto auto;
      gap:8px;padding:20px 0;
    }
    .news-item .date{font-size:11px}
    .news-item .cat{justify-self:start}
    .news-item h5{font-size:15px}
    .news-side{padding:28px 24px}
    .news-side h4{font-size:19px}

    /* CTA */
    section.cta{padding:70px 0}
    .cta-inner{padding:36px 24px;gap:32px}
    .cta-inner h2{font-size:26px;line-height:1.35}
    .cta-inner h2 .en-hint{font-size:11px;margin-bottom:16px}
    .cta-inner p{font-size:14px;margin-top:20px !important}
    .btn-fill{padding:18px 20px;font-size:13px}
    .btn-fill small{font-size:9px}

    /* Footer */
    footer.site{padding:60px 0 24px}
    .foot-grid{grid-template-columns:1fr;gap:36px;padding-bottom:40px}
    .foot-brand .brand-name{font-size:22px}
    .foot-brand .tagline{font-size:13px}
    .foot-sig{font-size:56px;padding:32px 0 12px}
    .foot-bottom{flex-direction:column;gap:12px;align-items:flex-start;font-size:10px;text-align:left}
  }

  @media (max-width: 380px){
    .hero-title{font-size:32px}
    .cta-inner h2{font-size:22px}
    .foot-sig{font-size:44px}
    .brand-name{font-size:14px}
  }

/* ============================================================
   CMS化に伴う追加（トップページ）
   ============================================================ */
.news-more{margin-top:40px}
.news-grid.no-side{grid-template-columns:1fr}
.empty-note{padding:40px 0;color:var(--mute);font-size:14px;border-bottom:1px solid var(--line)}
.admin-bar{
  position:fixed;left:16px;bottom:16px;z-index:90;
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;
  padding:6px;background:var(--ink);color:var(--paper);
  font-family:"Noto Sans JP","Inter",sans-serif;font-size:12px;
  box-shadow:0 10px 30px -10px rgba(11,11,16,0.5);
}
.admin-bar a{padding:6px 12px;border:1px solid rgba(255,255,255,0.25);color:var(--paper)}
.admin-bar a:hover{background:var(--accent);border-color:var(--accent)}
@media (max-width: 767px){
  .news-more{margin-top:28px}
}