:root{
    --ink:#111318; --text:#333; --muted:#666; --faint:#707070; --rule:#e4e4e4;
    --primary:#3D4799;
    --sans:"Inter","Noto Sans JP",system-ui,sans-serif;
    --ease:cubic-bezier(.2,.7,.2,1);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;scroll-padding-top:72px}
  body{font-family:var(--sans);color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;line-height:1.7;font-feature-settings:"palt"}
  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%}
  .wrap{max-width:1200px;margin:0 auto;padding:0 40px}
  .num{font-variant-numeric:tabular-nums}
  .en{font:500 11px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--faint)}

  /* ---------- line-arrow CTA (Proposal A) ---------- */
  .cta{display:inline-flex;align-items:center;gap:14px;font-size:13px;font-weight:500;letter-spacing:.06em;white-space:nowrap}
  .cta .line{position:relative;width:40px;height:1px;background:currentColor;transition:width .45s var(--ease)}
  .cta .line::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:hover .line,.hov:hover .cta .line{width:64px}

  /* ---------- Nav ---------- */
  .nav{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
  .nav .wrap{max-width:none;padding:0 48px;height:68px;display:flex;align-items:center;justify-content:space-between}
  .nav .logo{height:22px;width:auto}
  .nav ul{list-style:none;display:flex;gap:32px;align-items:center}
  .nav ul a{font:500 13px/1 var(--sans);letter-spacing:.08em;color:#444;position:relative;padding:6px 0}
  .nav ul a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--ink);transition:width .35s var(--ease)}
  .nav ul a:hover{color:var(--ink)}
  .nav ul a:hover::after{width:100%}
  .nav .contact{margin-left:12px;padding-left:36px;border-left:1px solid var(--rule)}
  .nav .contact a::after{display:none}
  .nav .menu{display:none;font:500 12px/1 var(--sans);letter-spacing:.16em;background:none;border:0;cursor:pointer}

  /* ---------- Hero ---------- */
  .hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;padding:140px 0 72px}
  .hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
  .hero .veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.88) 42%,rgba(255,255,255,.35) 100%)}
  .hero .wrap{position:relative;width:100%}
  .hero .kicker{display:flex;align-items:center;gap:16px;margin-bottom:40px}
  .hero .kicker::after{content:"";flex:1;height:1px;background:rgba(17,19,24,.18)}
  .hero h1{font-size:clamp(36px,5.6vw,76px);font-weight:700;line-height:1.3;letter-spacing:.02em}
  .hero h1 span{display:block}
  .hero .sub{margin-top:36px;font-size:clamp(16px,1.6vw,20px);font-weight:500;letter-spacing:.04em;line-height:1.7}
  .hero .foot{margin-top:72px;padding-top:20px;display:flex;justify-content:space-between;align-items:center;gap:24px}
  .hero .index{display:flex;gap:36px;flex-wrap:wrap}
  .hero .index a{font-size:13px;color:#444;display:flex;gap:10px;align-items:baseline}
  .hero .index a span{font:400 11px/1 var(--sans);color:var(--faint)}
  .hero .index a:hover{color:var(--ink)}
  .hero .scroll{font:500 11px/1 var(--sans);letter-spacing:.2em;color:var(--faint);display:flex;align-items:center;gap:12px}
  .hero .scroll i{width:1px;height:28px;background:var(--faint);display:block;animation:sc 2.4s var(--ease) infinite;transform-origin:top}
  @keyframes sc{0%{transform:scaleY(0)}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

  /* ---------- Section frame ---------- */
  section.sec{padding:168px 0 0}
  /* 見出しの型（全セクション共通）: 番号 + 英字ラベル + 右へ伸びる細線 + 全体数 → 和文見出し｜リード */
  .sh{margin-bottom:64px}
  .sh .idx{display:flex;align-items:center;gap:20px;margin-bottom:36px}
  .sh .idx::after{content:"";flex:1;height:1px;background:var(--rule)}
  .sh .idx .n{font:300 13px/1 var(--sans);letter-spacing:.2em;color:var(--faint)}
  .sh .idx .en{color:var(--ink)}
  .sh .idx .tot{order:3;font:300 12px/1 var(--sans);letter-spacing:.2em;color:#8c8c8c}
  .sh > div:last-child{display:grid;grid-template-columns:auto 1fr;gap:64px;align-items:end}
  .sh h2{font-size:38px;font-weight:700;letter-spacing:.01em;line-height:1.3}
  .sh p{font-size:15px;color:var(--muted);justify-self:end;text-align:right}

  /* ---------- Editorial item grid ---------- */
  .grid2{display:grid;grid-template-columns:1fr 1fr}
  .item{padding:8px 48px 48px 0;display:flex;flex-direction:column}
  .item + .item{padding-left:48px;padding-right:0;border-left:1px solid var(--rule)}
  .meta{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:28px}
  .meta .idx{font:300 13px/1 var(--sans);letter-spacing:.2em;color:var(--faint)}
  .status{font:500 11px/1 var(--sans);letter-spacing:.18em;color:#555;display:flex;align-items:center;gap:8px}
  .status i{width:6px;height:6px;background:var(--primary);display:inline-block}
  .item h3{font-size:26px;font-weight:700;letter-spacing:-.005em;line-height:1.35;margin-bottom:16px}
  .item .desc{font-size:14px;color:#555;line-height:1.95;margin-bottom:28px;max-width:520px}
  .item ul{list-style:none;border-top:1px solid var(--rule);margin-bottom:36px}
  .item li{display:flex;gap:20px;font-size:14px;padding:12px 0;border-bottom:1px solid var(--rule);color:var(--text)}
  .item li span{font:400 12px/1.9 var(--sans);color:#767676;width:22px;flex:none}
  .item .shot{border:1px solid var(--rule);aspect-ratio:1.9/1;overflow:hidden;margin-bottom:32px;background:#f6f6f6}
  .item .shot img{width:100%;height:100%;object-fit:cover;object-position:top left;transition:transform .8s var(--ease)}
  .item:hover .shot img{transform:scale(1.025)}
  .item .plogo{height:26px;width:auto;align-self:flex-start}
  .item .tagline{font-size:15px;font-weight:500;color:#222;margin:18px 0 10px}
  .item .tags{font-size:12px;color:#707070;letter-spacing:.04em;margin-bottom:36px}
  .item .tags span+span::before{content:"/";margin:0 10px;color:#ccc}
  .item .cta{margin-top:auto;align-self:flex-start}
  .row-link{margin-top:8px;border-top:1px solid var(--rule);padding:28px 0;display:flex;justify-content:space-between;align-items:center;gap:24px;font-size:14px;color:var(--muted)}

  /* ---------- Company ---------- */
  .blk{display:grid;grid-template-columns:3fr 9fr;gap:40px;padding:56px 0;border-top:1px solid var(--rule)}
  .sh + .blk{border-top:0;padding-top:0}
  .blk .lbl{display:flex;flex-direction:column;gap:10px}
  .blk .lbl .en{color:var(--ink)}
  .blk .lbl small{font-size:13px;color:var(--faint)}
  .mission .lead{font-size:20px;font-weight:500;color:var(--primary);margin-bottom:12px}
  .mission .big{font-size:clamp(34px,4.6vw,60px);font-weight:700;line-height:1.25;letter-spacing:.01em}
  .mission .enl{margin-top:24px;font-size:13px;color:var(--faint);max-width:460px;line-height:1.8}
  .mission .body{margin-top:40px;padding-top:32px;border-top:1px solid var(--rule);font-size:16px;color:#555;line-height:2.1;max-width:640px}
  .statement{font-size:clamp(26px,3.4vw,42px);font-weight:700;line-height:1.4;letter-spacing:.01em;word-break:auto-phrase;text-wrap:balance}
  .hang{text-indent:-.5em}
  .points{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:48px}
  .points li{border-top:1px solid var(--ink);padding-top:20px;font-size:14px;line-height:1.95;color:#555}
  .points li .n{display:block;font:300 12px/1 var(--sans);letter-spacing:.2em;color:var(--faint);margin-bottom:16px}
  .points li.key{color:var(--ink);font-weight:500}
  dl.profile div:first-child{border-top:0;padding-top:0}
  dl.profile div{display:grid;grid-template-columns:9rem 1fr;gap:32px;padding:20px 0;border-top:1px solid var(--rule)}
  dl.profile dt{font-size:13px;color:var(--faint);letter-spacing:.06em}
  dl.profile dd{font-size:15px;color:var(--text)}
  dl.profile dd span{display:block}

  /* ---------- Access ---------- */
  .office .map{aspect-ratio:16/10;border:1px solid var(--rule);overflow:hidden;margin-bottom:24px;background:#f3f3f3}
  .office iframe{width:100%;height:100%;border:0;filter:grayscale(1) contrast(1.05);transition:filter .6s}
  .office:hover iframe{filter:none}
  .office h3{font-size:18px;font-weight:700;margin-bottom:6px}
  .office p{font-size:14px;color:var(--muted)}

  /* ---------- Team ---------- */
  .team{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
  .member .ph{aspect-ratio:4/5;overflow:hidden;background:#eee;margin-bottom:20px}
  .member .ph img{width:100%;height:100%;object-fit:cover;object-position:top;filter:saturate(.9);transition:transform .9s var(--ease)}
  .member:hover .ph img{transform:scale(1.03)}
  .member .en{display:block;margin-bottom:10px}
  .member h3{font-size:20px;font-weight:700;letter-spacing:.04em}
  .member p{font-size:13px;color:var(--muted);margin-top:4px}

  /* ---------- News ---------- */
  .news{list-style:none;border-top:1px solid var(--rule)}
  .news a{display:grid;grid-template-columns:120px 120px 1fr 40px;gap:24px;align-items:baseline;padding:24px 0;border-bottom:1px solid var(--rule);transition:background .3s}
  .news time{font:400 13px/1 var(--sans);color:var(--faint);letter-spacing:.06em}
  .news .cat{font-size:12px;color:#6b6b6b}
  .news .ttl{font-size:16px;font-weight:500;line-height:1.6;transition:color .3s}
  .news .ar{justify-self:end;width:16px;height:1px;background:#bbb;position:relative;transition:width .35s var(--ease),background .3s;align-self:center}
  .news .ar::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);color:#bbb}
  .news a:hover .ttl{color:var(--primary)}
  .news a:hover .ar{width:28px;background:var(--ink)}
  .news a:hover .ar::after{color:var(--ink)}

  /* ---------- Contact band & footer ---------- */
  .contact-band{margin-top:160px;background:var(--ink);color:#fff;padding:120px 0}
  .contact-band .en{color:rgba(255,255,255,.5)}
  .contact-band .sh{margin-bottom:0}
  .contact-band .sh .idx::after{background:rgba(255,255,255,.18)}
  .contact-band .sh .idx .n{color:rgba(255,255,255,.45)}
  .contact-band .sh .idx .en{color:#fff}
  .contact-band .sh .idx .tot{color:rgba(255,255,255,.3)}
  .contact-band .sh > div:last-child{display:block}
  .contact-band .sh p{justify-self:auto;text-align:left;max-width:none}
  .contact-band h2{font-size:clamp(26px,3.2vw,40px);font-weight:700;line-height:1.45;letter-spacing:.01em}
  .contact-band p{margin-top:16px;color:rgba(255,255,255,.6);font-size:15px}
  .contact-band .cta{margin-top:48px;font-size:15px}
  footer{background:var(--ink);color:rgba(255,255,255,.6);padding:0 0 48px;font-size:13px}
  footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;border-top:1px solid rgba(255,255,255,.12);padding-top:56px}
  footer h4{font:500 11px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:20px}
  footer ul{list-style:none;display:grid;gap:10px}
  footer a:hover{color:#fff}
  footer .brand{color:#fff;font-size:15px;line-height:1.9}
  footer .brand small{display:block;margin-top:24px;color:rgba(255,255,255,.45);font-size:12px}
  footer .legal{margin-top:64px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:24px;font-size:12px;color:rgba(255,255,255,.4)}

  /* ---------- Reveal ---------- */
  .rv{opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
  .rv.in{opacity:1;transform:none}
  @media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}.hero video{display:none}}

  /* ---------- Responsive ---------- */
  @media (max-width:900px){
    .wrap{padding:0 20px}
    .nav .wrap{padding:0 20px;height:60px}
    .nav ul{display:none}
    .nav .menu{display:block}
    .nav.open ul{display:flex;flex-direction:column;align-items:flex-start;gap:22px;position:absolute;top:60px;left:0;right:0;background:#fff;padding:28px 20px 32px;border-bottom:1px solid var(--rule)}
    .nav.open .contact{margin:0;padding:0;border:0}
    .hero{padding:120px 0 48px}
    .hero .veil{background:rgba(255,255,255,.86)}
    .hero .foot{flex-direction:column;align-items:flex-start}
    .hero .scroll{display:none}
    .blk{grid-template-columns:1fr;gap:16px}
    .sh h2{font-size:28px}
    .sh > div:last-child{grid-template-columns:1fr;gap:12px}
    .sh p{justify-self:start;text-align:left}
    section.sec{padding-top:112px}
    .grid2,.team,.points{grid-template-columns:1fr}
    .item,.item + .item{padding:32px 0;border-left:0}
    .item:first-child{padding-top:0}
    .item + .item{border-top:1px solid var(--rule)}
    .team{gap:48px}
    .row-link{flex-direction:column;align-items:flex-start}
    dl.profile div{grid-template-columns:1fr;gap:4px}
    .news a{grid-template-columns:1fr;gap:8px}
    .news .ar{display:none}
    .contact-band{margin-top:104px;padding:88px 0}
    footer .cols{grid-template-columns:1fr 1fr}
    footer .cols > div:first-child{grid-column:1/-1}
    footer .legal{flex-direction:column}
  }


  /* ===== 現行サイトと同じ色味: 動画に黒の半透明を重ね、文字は白 ===== */
  .hero .veil{background:linear-gradient(135deg,rgba(0,0,0,.5),rgba(0,0,0,.4),rgba(0,0,0,.5))}
  .hero .veil::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(61,71,153,.10),transparent,rgba(159,171,181,.10))}
  .hero h1{color:#fff}
  .hero .sub{color:rgba(255,255,255,.9)}
  .hero .index a{color:rgba(255,255,255,.78)}
  .hero .index a:hover{color:#fff}
  .hero .index a span{color:rgba(255,255,255,.45)}
  .hero .scroll{color:rgba(255,255,255,.5)}
  .hero .scroll i{background:rgba(255,255,255,.5)}
  @media (max-width:900px){.hero .veil{background:rgba(0,0,0,.5)}}


  /* ===== 導入事例（顧客ストーリー） ===== */
  .sample{display:inline-block;font:600 10px/1 var(--sans);letter-spacing:.16em;color:#b45309;border:1px solid #f0c48a;padding:4px 6px;margin-left:10px;vertical-align:middle}
  .ph-box{background:linear-gradient(160deg,#ececef,#dcdde2);display:flex;align-items:flex-end;justify-content:center;overflow:hidden}
  .ph-box svg{width:70%;height:85%}
  .logo-ph{display:inline-flex;align-items:center;justify-content:center;height:28px;padding:0 14px;border:1px dashed #c9cbd1;font:600 11px/1 var(--sans);letter-spacing:.2em;color:#a3a6ae}
  .grid3{display:grid;grid-template-columns:repeat(3,1fr)}
  .grid3 > .item{padding:8px 40px 40px 0}
  .grid3 > .item + .item{padding-left:40px;padding-right:40px;border-left:1px solid var(--rule)}
  .grid3 > .item:last-child{padding-right:0}
  .story .ph-box{height:240px;margin-bottom:24px}
  .story .co{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
  .story .coname{font-size:17px;font-weight:700}
  .story .who{font-size:13px;color:var(--muted);margin-top:4px}
  .story blockquote{font-size:15px;line-height:1.95;color:var(--ink);margin:22px 0 24px;padding-left:16px;border-left:1px solid var(--ink)}
  .story .kpi{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);padding:14px 0;margin-bottom:28px}
  .story .kpi span{font-size:12px;color:var(--faint);letter-spacing:.04em}
  .story .kpi b{font:500 22px/1 var(--sans);letter-spacing:-.01em}
  .filters{display:flex;gap:28px;margin:-24px 0 40px;font-size:13px}
  .filters span{color:var(--faint);padding-bottom:6px;border-bottom:1px solid transparent;cursor:pointer}
  .filters span.on{color:var(--ink);border-color:var(--ink)}
  .sub-sh{display:flex;align-items:center;gap:20px;margin:88px 0 36px}
  .sub-sh .n{font:300 13px/1 var(--sans);letter-spacing:.2em;color:var(--faint)}
  .sub-sh .en{color:var(--ink)}
  .sub-sh h3{font-size:22px;font-weight:700}
  .sub-sh::after{content:"";flex:1;height:1px;background:var(--rule)}
  /* logo strip */
  .logobar{padding:56px 0;border-bottom:1px solid var(--rule)}
  .logobar .wrap{display:flex;align-items:center;gap:48px}
  .logobar .lbl{font:500 11px/1.6 var(--sans);letter-spacing:.2em;color:var(--faint);white-space:nowrap}
  .logobar .logos{display:flex;gap:56px;flex-wrap:wrap;align-items:center}
  .logobar .logo-ph{height:34px;padding:0 22px}
  /* featured */
  .feature{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:stretch;margin-bottom:64px}
  .feature .ph-box{aspect-ratio:4/5}
  .feature .body{display:flex;flex-direction:column}
  .feature blockquote{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.6;letter-spacing:.01em;margin:28px 0 36px}
  .feature .kpis{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);margin-top:auto}
  .feature .kpis div{padding:20px 0}
  .feature .kpis div + div{padding-left:28px;border-left:1px solid var(--rule)}
  .feature .kpis span{display:block;font-size:12px;color:var(--faint);margin-bottom:10px}
  .feature .kpis b{font:500 30px/1 var(--sans)}
  .grid2 .story{padding-top:8px}
  @media (max-width:900px){
    .grid3{grid-template-columns:1fr}
    .grid3 > .item,.grid3 > .item + .item{padding:32px 0;border-left:0}
    .grid3 > .item + .item{border-top:1px solid var(--rule)}
    .feature{grid-template-columns:1fr;gap:28px}
    .logobar .wrap{flex-direction:column;align-items:flex-start;gap:24px}
    .logobar .logos{gap:20px}
  }
  .ins h3{font-size:19px;font-weight:700;line-height:1.55;margin-bottom:14px;word-break:auto-phrase}
  .ins .desc{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;font-size:13.5px}
  .ins .meta time{letter-spacing:.08em}
  /* 最新ニュース（メインビジュアル下部） */
  .hero .latest{display:flex;align-items:center;gap:20px;font-size:14px;color:rgba(255,255,255,.85);min-width:0}
  .hero .latest .tag{font:500 11px/1 var(--sans);letter-spacing:.2em;color:#fff;padding:6px 10px;border:1px solid rgba(255,255,255,.5)}
  .hero .latest time{font:400 13px/1 var(--sans);letter-spacing:.06em;color:rgba(255,255,255,.6)}
  .hero .latest .ttl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border-bottom:1px solid transparent;transition:border-color .3s}
  .hero .latest:hover .ttl{border-color:rgba(255,255,255,.8)}
  .hero .latest .ar{flex:none;width:24px;height:1px;background:rgba(255,255,255,.7);position:relative;transition:width .35s var(--ease)}
  .hero .latest .ar::after{content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;border-top:1px solid rgba(255,255,255,.7);border-right:1px solid rgba(255,255,255,.7);transform:rotate(45deg)}
  .hero .latest:hover .ar{width:40px}
  @media (max-width:900px){.hero .latest{flex-wrap:wrap;gap:10px 14px}.hero .latest .ttl{white-space:normal;flex-basis:100%}.hero .latest .ar{display:none}}
  .nav ul a.btn{padding:12px 20px;color:#fff}
  .nav ul a.btn::after{display:none}
  /* v6: スマホ改善 */
  .nw{white-space:nowrap}
  dl.profile dd .addr{display:block}
  dl.profile dd .addr + .addr{margin-top:14px}
  dl.profile dd .addr > span{display:block}
  dl.profile dd .addr > span span{display:inline}
  dl.profile dd .addr .ol{font-size:13px;color:var(--muted);margin-bottom:2px}
  .hero-still{display:none}
  .mcta{display:none}
  @media (max-width:900px){
    /* 見出しを3行に固定 */
    .hero h1{font-size:clamp(28px,8.4vw,36px)}
    .hero h1 span{white-space:nowrap}
    .hero .sub{word-break:auto-phrase}
    /* 動画を止めて静止画に（通信量の削減） */
    .hero video{display:none}
    .hero-still{display:block;position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
    /* 余白を詰める */
    section.sec{padding-top:72px}
    .sh{margin-bottom:40px}
    .sh .idx{margin-bottom:20px}
    .contact-band{margin-top:72px;padding:72px 0 96px}
    /* タップ領域を44px以上に */
    .cta{min-height:44px}
    .row-link{padding:12px 0}
    .row-link > span:empty{display:none}
    footer ul{gap:0}
    footer ul a{display:block;padding:11px 0}
    .btn{min-height:44px}
    /* MENU */
    .nav .menu{padding:16px 12px;margin-right:-12px}
    .nav.open{height:100dvh;background:#fff}
    .nav.open ul{position:absolute;top:60px;left:0;right:0;bottom:0;overflow-y:auto;gap:0;padding:8px 20px 40px;border-bottom:0}
    .nav.open ul li{width:100%}
    .nav.open ul a{display:block;font-size:16px;padding:18px 0;border-bottom:1px solid var(--rule)}
    .nav.open ul a::after{display:none}
    .nav.open .contact{margin-top:24px}
    .nav.open ul a.btn{display:flex;justify-content:center;padding:18px 0;border-bottom:0}
    body.menu-open{overflow:hidden}
    /* 導入事例：横スワイプ */
    #cases .grid3{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-left:20px;gap:16px;margin:0 -20px;padding:0 20px 8px;scrollbar-width:none}
    #cases .grid3::-webkit-scrollbar{display:none}
    #cases .grid3 > .item,#cases .grid3 > .item + .item{flex:0 0 84%;scroll-snap-align:start;padding:0;border:0}
    #cases .story .ph-box{height:180px}
    /* チーム：代表は全幅、他は2列 */
    .team{grid-template-columns:1fr 1fr;gap:32px 16px}
    .member:first-child{grid-column:1/-1}
    .member:first-child .ph{aspect-ratio:4/3}
    .member h3{font-size:18px}
    .member:not(:first-child) p{font-size:12px}
    /* お問い合わせ見出し */
    .contact-band h2{font-size:22px}
    .contact-band h2 br{display:none}
    /* ニュース：日付と種別を1行に */
    .news a{grid-template-columns:auto 1fr;gap:6px 14px;padding:20px 0}
    .news .ttl{grid-column:1/-1;font-size:15px}
    /* 下部固定のお問い合わせ */
    .mcta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:55;height:56px;padding-bottom:env(safe-area-inset-bottom);box-sizing:content-box;align-items:center;justify-content:center;background:var(--ink);color:#fff;font-size:15px;font-weight:500;letter-spacing:.08em;transform:translateY(110%);transition:transform .35s var(--ease)}
    .mcta.show{transform:none}
    body.menu-open .mcta{transform:translateY(110%)}
  }
  /* v5 */
  .item.prod .actions{margin-top:auto;display:flex;align-items:center;gap:32px;flex-wrap:wrap}
  .item.prod .btn{padding:14px 22px}
  .item.prod .actions .cta{margin-top:0;align-self:center}
  .item.prod .btn .ext{font-size:12px;opacity:.7}
  .item.prod:hover .shot img{transform:scale(1.025)}
  .row-link .links{display:flex;gap:40px;flex-wrap:wrap}
  h1,h2,h3,.statement{word-break:auto-phrase;text-wrap:balance}
  p{text-wrap:pretty}
  .btn{display:inline-flex;align-items:center;gap:14px;background:var(--ink);color:#fff !important;font:500 13px/1 var(--sans);letter-spacing:.08em;padding:13px 22px;transition:background .3s}
  .btn:hover{background:var(--primary)}
  .nav .contact{border-left:0;padding-left:0;margin-left:8px}
  .btn-light{margin-top:48px;background:#fff;color:var(--ink) !important;font-size:15px;padding:22px 32px;min-width:280px;justify-content:space-between}
  .btn-light .line{position:relative;width:40px;height:1px;background:currentColor;transition:width .45s var(--ease)}
  .btn-light .line::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)}
  .btn-light:hover{background:#E9EAF4}
  .btn-light:hover .line{width:56px}
  .member .career{margin-top:10px;padding-top:10px;border-top:1px solid var(--rule);font-size:13px;color:var(--text)}
  .ins.data h3{font-size:22px}
  @media (max-width:900px){.nav.open .btn{margin-top:4px}.btn-light{min-width:0;width:100%}}

/* ===== 下層ページ共通 ===== */
.phd{padding:132px 0 8px}
.crumb{font-size:12px;color:var(--faint);letter-spacing:.04em;margin-bottom:40px;display:flex;flex-wrap:wrap;gap:8px}
.crumb a{color:var(--muted);border-bottom:1px solid transparent}
.crumb a:hover{border-color:var(--muted)}
.phd .sh{margin-bottom:0}
.phd h1{font-size:clamp(30px,4vw,48px);font-weight:700;line-height:1.3;letter-spacing:.01em;word-break:auto-phrase;text-wrap:balance}
.phd .sh p{font-size:15px}
.page section.sec:first-of-type{padding-top:96px}
.nav ul a.cur{color:var(--ink)}
.nav ul a.cur::after{width:100%}
.lead-l{font-size:17px;line-height:2;color:var(--text);max-width:760px}
.big-statement{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.5;letter-spacing:.01em;word-break:auto-phrase;text-wrap:balance;max-width:900px}
.note{font-size:13px;color:var(--muted);margin-top:24px}
.btns{display:flex;gap:28px;align-items:center;flex-wrap:wrap;margin-top:36px}
.btns .btn{padding:16px 26px;min-height:48px}
.btn .ext{font-size:12px;opacity:.7}
.grid3 > .item{padding:8px 40px 40px 0}
.grid3 > .item + .item{padding-left:40px;padding-right:40px;border-left:1px solid var(--rule)}
.grid3 > .item:last-child{padding-right:0}
/* 番号付きの小カード（課題・機能など） */
.cells{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--rule)}
.cells.c3{grid-template-columns:repeat(3,1fr)}
.cell-i{padding:28px 32px 32px 0;border-bottom:1px solid var(--rule)}
.cells .cell-i:nth-child(2n){padding-left:32px;border-left:1px solid var(--rule)}
.cells.c3 .cell-i{padding:28px 28px 32px 0;border-left:0}
.cells.c3 .cell-i:not(:nth-child(3n+1)){padding-left:28px;border-left:1px solid var(--rule)}
.cell-i .n{display:block;font:300 12px/1 var(--sans);letter-spacing:.2em;color:var(--faint);margin-bottom:16px}
.cell-i h3{font-size:18px;font-weight:700;line-height:1.5;margin-bottom:10px;word-break:auto-phrase}
.cell-i p{font-size:14px;color:#555;line-height:1.95}
/* 画像と文章の交互配置 */
.sol{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;padding:56px 0;border-top:1px solid var(--rule)}
.sol:last-child{border-bottom:1px solid var(--rule)}
.sol.rev{grid-template-columns:7fr 5fr}
.sol.rev .txt{order:2}
.sol .lbl{display:flex;gap:14px;align-items:baseline;margin-bottom:18px}
.sol .lbl b{font:300 13px/1 var(--sans);letter-spacing:.2em;color:var(--faint)}
.sol h3{font-size:24px;font-weight:700;line-height:1.5;margin-bottom:14px;word-break:auto-phrase}
.sol p{font-size:15px;color:#555;line-height:2}
.frame{border:1px solid var(--rule);background:#f6f7f9;overflow:hidden}
.frame img{width:100%;height:auto}
/* プロダクトのヒーロー */
.p-hero{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;padding-top:8px}
.p-hero .plogo{height:34px;width:auto;margin:6px 0 28px}
.p-hero .catch{font-size:clamp(26px,3.2vw,40px);font-weight:700;line-height:1.4;margin-bottom:20px;word-break:auto-phrase}
.p-hero .desc{font-size:15px;line-height:2;color:#555}
.p-hero .status{margin-bottom:22px}
/* ステップ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink)}
.steps > div{padding:28px 32px 8px 0}
.steps > div + div{padding-left:32px;border-left:1px solid var(--rule)}
.steps .n{font:500 32px/1 var(--sans);color:var(--ink);display:block;margin-bottom:18px}
.steps h3{font-size:18px;font-weight:700;margin-bottom:10px}
.steps p{font-size:14px;color:#555;line-height:1.95}
/* FAQ */
.faq details{border-bottom:1px solid var(--rule)}
.faq details:first-child{border-top:1px solid var(--rule)}
.faq summary{list-style:none;cursor:pointer;padding:24px 48px 24px 0;font-size:16px;font-weight:500;position:relative;line-height:1.7}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";font:500 13px/1 var(--sans);color:var(--primary);margin-right:16px;letter-spacing:.1em}
.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:10px;height:10px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);transform:translateY(-70%) rotate(45deg);transition:transform .3s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{padding:0 0 28px 30px;font-size:15px;line-height:2;color:#555;max-width:820px}
/* 表（before/after・技術） */
.ba{border-top:1px solid var(--ink)}
.ba .row{display:grid;grid-template-columns:1fr 40px 1fr;gap:16px;align-items:center;padding:22px 0;border-bottom:1px solid var(--rule);font-size:15px;line-height:1.8}
.ba .row.head{font:500 11px/1 var(--sans);letter-spacing:.2em;color:var(--faint);padding:16px 0}
.ba .row .b{color:var(--muted)}
.ba .row .ar{color:var(--faint);text-align:center}
.ba .row .a{font-weight:500}
.matrix{border:1px solid var(--rule);padding:20px;background:#fff;font-size:13px;margin-top:16px}
.matrix .mt{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:12px}
.matrix table{width:100%;border-collapse:collapse;text-align:center}
.matrix th{font-weight:500;color:var(--muted);padding:8px 6px;font-size:12px}
.matrix th:first-child{text-align:left}
.matrix td{padding:10px 6px;font-variant-numeric:tabular-nums;border:2px solid #fff}
.matrix td.l1{background:#f1f2f6}.matrix td.l2{background:#d9dcef}.matrix td.l3{background:#9aa1d4;color:#fff}.matrix td.l4{background:var(--primary);color:#fff}
.chk{list-style:none;border-top:1px solid var(--rule)}
.chk li{padding:16px 0 16px 28px;border-bottom:1px solid var(--rule);font-size:15px;line-height:1.8;position:relative}
.chk li::before{content:"";position:absolute;left:2px;top:27px;width:10px;height:1px;background:var(--primary)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.two h3{font-size:20px;font-weight:700;margin-bottom:20px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips span{font-size:13px;padding:8px 14px;border:1px solid var(--rule);color:var(--text)}
/* 記事 */
.article{max-width:760px;margin:0 auto}
.article .meta-a{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:24px}
.article h1{font-size:clamp(26px,3.4vw,38px);font-weight:700;line-height:1.45;margin-bottom:20px;word-break:auto-phrase;text-wrap:balance}
.article .desc{font-size:15px;color:var(--muted);line-height:2;padding-bottom:36px;border-bottom:1px solid var(--rule);margin-bottom:12px}
.post-body{font-size:16px;line-height:2.05;color:var(--text)}
.post-body h2{font-size:22px;font-weight:700;line-height:1.5;margin:56px 0 18px;padding-top:28px;border-top:1px solid var(--ink)}
.post-body h3{font-size:18px;font-weight:700;margin:36px 0 12px}
.post-body h4{font-size:16px;font-weight:700;margin:28px 0 8px}
.post-body p{margin:0 0 20px}
.post-body a{color:var(--primary);border-bottom:1px solid rgba(61,71,153,.35)}
.post-body ul,.post-body ol{margin:0 0 20px 1.4em}
.post-body li{margin:6px 0}
.post-body img{margin:28px 0;border:1px solid var(--rule)}
.post-body blockquote{margin:24px 0;padding:4px 0 4px 20px;border-left:2px solid var(--ink);color:var(--muted)}
.post-body pre{background:#111318;color:#e8e9ee;padding:20px;overflow-x:auto;font-size:13px;line-height:1.7;margin:20px 0}
.post-body code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;background:#f1f2f4;padding:2px 6px}
.post-body pre code{background:none;padding:0;font-size:inherit}
.post-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px;display:block;overflow-x:auto}
.post-body th,.post-body td{border-bottom:1px solid var(--rule);padding:10px 12px;text-align:left;vertical-align:top}
.post-body th{font-weight:700;border-bottom:1px solid var(--ink);white-space:nowrap}
.post-body hr{border:0;border-top:1px solid var(--rule);margin:40px 0}
.back{margin-top:72px;padding-top:28px;border-top:1px solid var(--rule)}
/* 一覧（インサイト） */
.list-filters{display:flex;gap:28px;margin-bottom:32px;font-size:14px;flex-wrap:wrap}
.list-filters button{background:none;border:0;font:inherit;color:var(--faint);padding:8px 0;border-bottom:1px solid transparent;cursor:pointer;min-height:44px}
.list-filters button.on{color:var(--ink);border-color:var(--ink)}
.ilist{list-style:none;border-top:1px solid var(--rule)}
.ilist a{display:grid;grid-template-columns:140px 1fr 40px;gap:32px;padding:32px 0;border-bottom:1px solid var(--rule);align-items:start}
.ilist .m{display:flex;flex-direction:column;gap:10px;font-size:12px;color:var(--muted)}
.ilist h3{font-size:19px;font-weight:700;line-height:1.55;margin-bottom:10px;transition:color .3s;word-break:auto-phrase}
.ilist p{font-size:14px;color:#555;line-height:1.9}
.ilist a:hover h3{color:var(--primary)}
.ilist .ar{justify-self:end;margin-top:12px;width:16px;height:1px;background:#999;position:relative;transition:width .35s var(--ease)}
.ilist .ar::after{content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;border-top:1px solid #999;border-right:1px solid #999;transform:rotate(45deg)}
.ilist a:hover .ar{width:28px}
/* 会社案内：チーム詳細 */
.mdetail{margin-top:14px;font-size:13px;color:var(--text)}
.mdetail summary{cursor:pointer;color:var(--muted);font-size:13px;padding:10px 0;list-style:none}
.mdetail summary::-webkit-details-marker{display:none}
.mdetail summary::after{content:" ＋"}
.mdetail[open] summary::after{content:" −"}
.mdetail h4{font-size:12px;color:var(--faint);font-weight:500;letter-spacing:.1em;margin:10px 0 6px}
.mdetail ul{list-style:none}
.mdetail li{padding:4px 0 4px 14px;position:relative;line-height:1.75}
.mdetail li::before{content:"";position:absolute;left:0;top:15px;width:6px;height:1px;background:var(--faint)}
/* フォーム */
.form{max-width:720px}
.form .f{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--rule);align-items:start}
.form .f:first-child{border-top:1px solid var(--ink)}
.form label{font-size:14px;font-weight:500;padding-top:12px}
.form label i{font-style:normal;color:#b42318;margin-left:6px;font-size:12px}
.form input[type=text],.form input[type=email],.form textarea,.form select{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid #cfd1d6;background:#fff;border-radius:0;color:var(--ink)}
.form input:focus,.form textarea:focus,.form select:focus{outline:2px solid var(--primary);outline-offset:-1px;border-color:var(--primary)}
.form textarea{min-height:180px;resize:vertical}
.form .consent{display:flex;gap:12px;align-items:center;padding:28px 0;font-size:14px}
.form .consent input{width:20px;height:20px}
.form .consent a{color:var(--primary);border-bottom:1px solid rgba(61,71,153,.35)}
.form button.btn{border:0;cursor:pointer;padding:18px 40px;font-size:15px}
.aside-mail{margin-top:48px;padding-top:28px;border-top:1px solid var(--rule);font-size:14px;color:var(--muted)}
.aside-mail a{color:var(--ink);border-bottom:1px solid var(--ink);margin-left:8px}
.legal-doc h2{font-size:20px;font-weight:700;margin:48px 0 14px;padding-top:24px;border-top:1px solid var(--rule)}
.legal-doc h3{font-size:16px;font-weight:700;margin:24px 0 8px}
.legal-doc h4{font-size:15px;font-weight:700;margin:18px 0 6px}
.legal-doc p,.legal-doc li{font-size:15px;line-height:2;color:var(--text)}
.legal-doc ul{margin:0 0 12px 1.3em}
.legal-doc a{color:var(--primary);border-bottom:1px solid rgba(61,71,153,.35)}
.legal-doc dl{display:grid;grid-template-columns:8rem 1fr;border-top:1px solid var(--rule)}
.legal-doc dt,.legal-doc dd{padding:14px 0;border-bottom:1px solid var(--rule);font-size:15px}
.legal-doc dt{color:var(--muted)}
.sample-band{background:#fff8ec;border:1px solid #f0c48a;color:#8a4b0a;font-size:13px;padding:12px 16px;margin-bottom:40px}

/* 見出し横のリード：狭くなりすぎないように */
.sh > div:last-child{grid-template-columns:auto minmax(300px,1fr)}
.sh p{text-align:left;max-width:460px}
/* 行形式の事例・実績 */
.case-r{display:grid;grid-template-columns:3fr 9fr;gap:40px;padding:40px 0;border-top:1px solid var(--rule)}
.case-r:last-of-type{border-bottom:1px solid var(--rule)}
.case-r .idx{font:300 13px/1 var(--sans);letter-spacing:.2em;color:var(--faint);display:block;margin-bottom:20px}
.case-r .client{font-size:13px;color:var(--muted)}
.case-r .client b{display:block;font-size:17px;color:var(--ink);font-weight:700;margin-top:6px}
.case-r h3{font-size:22px;font-weight:700;line-height:1.45;margin-bottom:20px}
.case-r ul{list-style:none;border-top:1px solid var(--rule)}
.case-r li{display:flex;gap:20px;font-size:14px;line-height:1.9;padding:12px 0;border-bottom:1px solid var(--rule);color:var(--text)}
.case-r li span{font:400 12px/1.9 var(--sans);color:var(--faint);width:22px;flex:none}
.article .tags span+span::before{content:"/";margin:0 10px;color:#ccc}

/* ===== v7: レビュー反映 ===== */
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--primary);outline-offset:3px}
html.js .rv{opacity:0;transform:translateY(16px)}
html.js .rv.in{opacity:1;transform:none}
.rv{opacity:1;transform:none}
@media print{.rv{opacity:1!important;transform:none!important}}
h1,h2,h3{overflow-wrap:anywhere}
.post-body,.legal-doc,.case-r li,.chk li{overflow-wrap:anywhere}
.nav ul a{white-space:nowrap}
@media (max-width:1180px) and (min-width:1081px){.nav ul{gap:22px}}
@media (hover:hover){.office:hover iframe{filter:none}}
@media (hover:none){.office iframe{filter:none}}
.crumb a{display:inline-block;padding:12px 0;margin:-12px 0}
.mdetail summary{padding:12px 0}
.price{font-size:14px;color:var(--text);margin-top:18px}
.price b{font-weight:700}
.grid3{column-gap:0}
.story,.item.anon{display:flex;flex-direction:column}
.story .kpi{margin-top:auto}
/* 導入事例の「準備中」カード（事例が3件に満たないときトップの空き枠に出す）。2列・横スクロールになる幅では出さない */
.story.soon .ph-box{align-items:center}
.story.soon .ph-box .en{font-size:13px;color:var(--muted)}
.story.soon .soon-l{font-size:14px;color:var(--muted)}
@media (max-width:900px){.story.soon{display:none}}
.anon h3{font-size:19px;font-weight:700;line-height:1.5;margin:6px 0 14px}
.anon .pt{font-size:14px;color:#555;line-height:1.9;margin-bottom:28px}
.sub-h{display:flex;align-items:center;gap:20px;margin:72px 0 32px}
.sub-h .en{color:var(--ink)}
.sub-h h2{font-size:22px;font-weight:700}
.sub-h::after{content:"";flex:1;height:1px;background:var(--rule)}
.empty{font-size:14px;color:var(--muted);padding:32px 0}
.prodbox{margin:48px 0 0;border:1px solid var(--ink);padding:28px 32px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
.prodbox .t{font-size:17px;font-weight:700;line-height:1.6;margin:8px 0 6px}
.prodbox p{font-size:14px;color:#555;line-height:1.9}
.author{margin-top:48px;padding-top:28px;border-top:1px solid var(--rule);display:flex;gap:18px;align-items:center}
.author img{width:64px;height:64px;object-fit:cover;object-position:top;border-radius:50%}
.author b{display:block;font-size:15px}
.author span{font-size:13px;color:var(--muted)}
.mini-team{display:flex;gap:24px;flex-wrap:wrap;margin-top:28px}
.mini-team a{display:flex;gap:12px;align-items:center;font-size:13px;color:var(--text)}
.mini-team img{width:52px;height:52px;border-radius:50%;object-fit:cover;object-position:top}
.mini-team b{display:block;font-size:14px;color:var(--ink)}
.jobs dl{border-top:1px solid var(--ink)}
.jobs dl > div{display:grid;grid-template-columns:12rem 1fr;gap:32px;padding:24px 0;border-bottom:1px solid var(--rule)}
.jobs dt{font-size:14px;color:var(--muted)}
.jobs dd{font-size:16px;line-height:1.9}
.jobs dd ul{list-style:none}
.jobs dd li{position:relative;padding-left:18px}
.jobs dd li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:1px;background:var(--primary)}
.jobs dd .sub{font-size:13px;color:var(--muted);display:block;margin-top:2px}
@media (min-width:600px) and (max-width:900px){
  .grid3,.cells.c3,.steps,.team{grid-template-columns:1fr 1fr!important;gap:0 32px}
  .grid3 > .item,.grid3 > .item + .item{border-top:1px solid var(--rule)}
}
@media (max-width:900px){
  .sh > div:last-child,.case-r,.sol,.sol.rev,.p-hero{grid-template-columns:minmax(0,1fr)}
  .phd h1{font-size:clamp(26px,7vw,48px)}
  .post-body table,.post-body tbody,.post-body tr,.post-body td{display:block;width:100%}
  .post-body thead{display:none}
  .post-body tr{padding:12px 0;border-bottom:1px solid var(--rule)}
  .post-body td{border:0;padding:2px 0}
  .post-body td:first-child{font-family:ui-monospace,Menlo,monospace;font-weight:700;overflow-wrap:anywhere}
  footer{padding-bottom:calc(48px + 56px + env(safe-area-inset-bottom))}
  .prodbox{grid-template-columns:1fr;padding:24px}
  .jobs dl > div{grid-template-columns:1fr;gap:6px}
  .list-filters{flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
}
@media (max-width:900px){.case-r{grid-template-columns:1fr;gap:12px;padding:28px 0}.sh p{max-width:none}.sh > div:last-child{grid-template-columns:1fr}}
@media (max-width:900px){
  .phd{padding:100px 0 0}
  .crumb{margin-bottom:28px}
  .page section.sec:first-of-type{padding-top:64px}
  .p-hero,.sol,.sol.rev,.two{grid-template-columns:1fr;gap:28px}
  .sol.rev .txt{order:0}
  .sol{padding:40px 0}
  .cells,.cells.c3,.steps{grid-template-columns:1fr}
  .cell-i,.cells .cell-i:nth-child(2n),.cells.c3 .cell-i:not(:nth-child(3n+1)){padding:24px 0;border-left:0}
  .steps > div,.steps > div + div{padding:24px 0;border-left:0;border-bottom:1px solid var(--rule)}
  .ba .row{grid-template-columns:1fr;gap:4px}
  .ba .row .ar{text-align:left;transform:rotate(90deg);width:16px}
  .ba .row.head{display:none}
  .ilist a{grid-template-columns:1fr;gap:12px;padding:24px 0}
  .ilist .m{flex-direction:row;gap:14px}
  .ilist .ar{display:none}
  .form .f{grid-template-columns:1fr;gap:8px}
  .form label{padding-top:0}
  .form button.btn{width:100%;justify-content:center}
  .legal-doc dl{grid-template-columns:1fr}
  .legal-doc dt{border-bottom:0;padding-bottom:0}
  .grid3 > .item,.grid3 > .item + .item{padding:32px 0;border-left:0}
  .grid3 > .item + .item{border-top:1px solid var(--rule)}
}
/* ホワイトペーパー */
main section.sec.wp-sec{padding-bottom:128px}
.wp-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px;align-items:start}
.wp-cover{aspect-ratio:1/1.414;background:var(--ink);color:#fff;padding:36px 32px;display:flex;flex-direction:column;justify-content:space-between;max-width:360px}
.wp-cover .k{font:500 11px/1 var(--sans);letter-spacing:.18em;color:rgba(255,255,255,.6)}
.wp-cover .t{font-size:22px;font-weight:700;line-height:1.5;letter-spacing:.02em}
.wp-cover .b{display:flex;justify-content:space-between;align-items:flex-end;font:500 11px/1.6 var(--sans);letter-spacing:.1em;color:rgba(255,255,255,.6)}
.wp-cover .b i{display:block;width:40px;height:3px;background:var(--primary);margin-bottom:10px}
.wp-toc{margin:40px 0 0;padding:0;list-style:none;counter-reset:t;max-width:360px}
.wp-toc li{counter-increment:t;display:grid;grid-template-columns:36px 1fr;padding:14px 0;border-bottom:1px solid var(--rule);font-size:15px}
.wp-toc li::before{content:counter(t,decimal-leading-zero);font:400 13px/1.9 var(--sans);color:var(--muted)}
.wp-spec{margin:16px 0 0;font-size:13px;color:var(--muted)}
.wp-form .f{grid-template-columns:160px 1fr}
.wp-form h2{font-size:20px;margin:0 0 20px}
@media (max-width:900px){
  main section.sec.wp-sec{padding-bottom:80px}
  .wp-grid{grid-template-columns:1fr;gap:48px}
  .wp-cover{max-width:260px;padding:28px 24px}.wp-cover .t{font-size:18px}
  .wp-form .f{grid-template-columns:1fr}
  .phd h1 .nw{white-space:normal}
}
footer .brand .sns{display:flex;gap:24px;margin-top:20px}
footer .brand .sns a{display:inline-flex;gap:6px;font:500 13px/1 var(--sans);letter-spacing:.06em;color:rgba(255,255,255,.75);padding-bottom:4px;border-bottom:1px solid rgba(255,255,255,.25);transition:color .3s,border-color .3s}
footer .brand .sns a:hover{color:#fff;border-color:#fff}

/* 導入事例の詳細 */
.case-hd{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.case-hd .ph-box{aspect-ratio:4/5;position:relative}
.case-hd .ph-box .cap{position:absolute;left:12px;bottom:10px;font-size:11px;color:var(--muted);letter-spacing:.08em}
.case-hd .meta{display:flex;justify-content:space-between;align-items:center}
.case-hd h1{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.6;margin:24px 0 28px}
.case-hd .co{font-size:17px;font-weight:700}
.case-hd .who{font-size:13px;color:var(--muted);margin-top:4px}
.case-pts{margin:36px 0 0;border-top:1px solid var(--ink)}
.case-pts div{display:grid;grid-template-columns:72px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--rule);font-size:14px;line-height:1.8}
.case-pts dt{font:500 12px/1.9 var(--sans);letter-spacing:.08em;color:var(--muted)}
.case-pts dd{margin:0}
.iv{max-width:760px;margin:0 auto}
.iv .lead{font-size:16px;line-height:2.1;margin:0 0 40px}
.cprof{margin:0 0 56px;background:#F4F4F2;padding:24px 28px}
.cprof div{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:8px 0;font-size:13px;line-height:1.8}
.cprof dt{color:var(--muted)}.cprof dd{margin:0}
.iv h2{font-size:22px;font-weight:700;line-height:1.6;margin:64px 0 24px;padding-top:28px;border-top:1px solid var(--ink)}
.iv p{font-size:15px;line-height:2.05;margin:0 0 20px}
.iv p.q{font-weight:700;margin-top:32px;padding-left:20px;position:relative}
.iv p.q::before{content:"";position:absolute;left:0;top:.95em;width:12px;height:1px;background:var(--ink)}
.iv p.a b{display:inline-block;font-size:12px;font-weight:500;color:var(--primary);margin-right:12px;letter-spacing:.06em}
.iv-note{margin:32px 0;padding:22px 26px;border:1px solid var(--rule);font-size:13px;line-height:1.95;color:var(--text)}
.iv-date{font-size:12px!important;color:var(--muted);margin-top:48px!important}
@media (max-width:900px){
  .case-hd{grid-template-columns:1fr;gap:28px}
  .case-hd .ph-box{aspect-ratio:4/3}
  .case-pts div{grid-template-columns:1fr;gap:2px}
  .cprof{padding:18px 20px}.cprof div{grid-template-columns:1fr;gap:0}
  .iv h2{font-size:19px;margin-top:48px}
}

@media (max-width:1080px){
  .nav .wrap{padding:0 20px;height:60px}
  .nav ul{display:none}
  .nav .menu{display:block;padding:16px 12px;margin-right:-12px}
  .nav.open{height:100dvh;background:#fff}
  .nav.open ul{display:flex;flex-direction:column;align-items:stretch;position:absolute;top:60px;left:0;right:0;bottom:0;overflow-y:auto;gap:0;padding:8px 20px 40px;background:#fff}
  .nav.open ul li{width:100%}
  .nav.open ul a{display:block;font-size:16px;padding:18px 0;border-bottom:1px solid var(--rule)}
  .nav.open ul a::after{display:none}
  .nav.open .contact{margin:24px 0 0;padding:0;border:0}
  .nav.open ul a.btn{display:flex;justify-content:center;padding:18px 0;border-bottom:0}
}
/* 導入事例（content/cases/*.mdx から生成） */
.ph-box.has-img{position:relative;align-items:stretch}
.ph-box.has-img img{width:100%;height:100%;object-fit:cover}
.ph-box .cap{position:absolute;left:12px;bottom:10px;font-size:11px;color:#fff;letter-spacing:.08em;text-shadow:0 1px 3px rgba(0,0,0,.5)}
.co-logo{height:28px;width:auto;max-width:140px;object-fit:contain}
.draft-l{margin-left:auto;font-size:11px;font-weight:700;color:#8a4b0a;background:#fff8ec;border:1px solid #f0c48a;padding:2px 8px}
.case-title{font-size:clamp(24px,2.8vw,34px);font-weight:700;line-height:1.55;margin:28px 0 32px}
.case-co{font-size:17px;font-weight:700}
.case-who{font-size:13px;color:var(--muted);margin:4px 0 36px}
.case-body{counter-reset:blk}
.case-body .blk:first-child{border-top:0;padding-top:0}
.case-body .blk .lbl small::before{counter-increment:blk;content:counter(blk,decimal-leading-zero)}
.case-body .blk h2{font-size:26px;font-weight:700;margin-bottom:18px}
.case-body .blk .post-body{font-size:17px;line-height:2;max-width:760px}
.case-body .blk .post-body img{margin:20px 0 8px}
/* 受託実績「掲載事例以外にも」：対応テーマの一覧 */
.more-list{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule)}
.more-list li{position:relative;padding:20px 24px 20px 28px;border-bottom:1px solid var(--rule);font-size:15px;line-height:1.7;color:var(--ink)}
.more-list li::before{content:"";position:absolute;left:2px;top:32px;width:10px;height:1px;background:var(--primary)}
@media (max-width:900px){.more-list{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.more-list{grid-template-columns:1fr}.more-list li{padding:16px 0 16px 28px}.more-list li::before{top:28px}}
/* ホワイトペーパーの案内枠（ブログ記事・SourcePickページ）。見た目は .prodbox と共通 */
.wpbox + .prodbox{margin-top:16px}
main section.sec.wp-cta{padding-top:0}
/* ホワイトペーパーの表紙：PDFの1ページ目を画像にしたもの（実物の表紙と同じ見た目にする） */
.wp-cover.wp-cover-img{padding:0;background:#fff;border:1px solid var(--rule);display:block}
.wp-cover-img img{display:block;width:100%;height:100%;object-fit:cover}
/* 導入事例の詳細：取材記事の形（format: interview）。見本 HTML から移したもの */
.ph-box.has-photo{padding:0;overflow:hidden}.ph-box.has-photo img{width:100%;height:100%;object-fit:cover;display:block}
.case-hd .ph-box.has-photo{aspect-ratio:3/2}
.co-logo.big{height:44px;max-width:200px}
.iv-fig{margin:36px 0}.iv-fig img{width:100%;height:auto;display:block}
.case-hd .kpis{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);margin-top:36px}
.case-hd .kpis div{padding:20px 0}
.case-hd .kpis div + div{padding-left:28px;border-left:1px solid var(--rule)}
.case-hd .kpis span{display:block;font-size:12px;color:var(--faint);margin-bottom:10px}
.case-hd .kpis b{font:500 30px/1 var(--sans)}
/* 本文の途中に置く申込みの枠（.prodbox の見た目を使う） */
.iv .case-cta{margin:56px 0}
.iv .case-cta p{font-size:14px;line-height:1.9;margin:0}
.iv .case-cta .t{font-size:17px;font-weight:700;line-height:1.6;margin:8px 0 6px}
@media (max-width:900px){
  .case-hd .ph-box.has-photo{aspect-ratio:4/3}
  .iv .case-cta{margin:40px 0}
  .iv .case-cta .btn{justify-content:center}
}
/* 一覧カード：コメントがない事例はタイトルを出す（引用の形にしない） */
.story .ttl{font-size:15px;font-weight:700;line-height:1.8;color:var(--ink);margin:22px 0 24px}