/* ZIZAIZ ブランド側（黒・白・濃いグレー）の共通スタイル。index.html の <style> と同じ内容＋下層ページ用の部品 */

  :root{--k:#000;--w:#fff;--g:#1A1A1A;--g2:#8C8C8C;--line:rgba(255,255,255,.28);--red:#D0312D;
    --en:"Bebas Neue","Noto Sans JP",sans-serif;--jp:"Noto Sans JP",sans-serif;--mono:"IBM Plex Mono",monospace;--maxw:1160px;--pad:clamp(1.3rem,5vw,4.2rem)}
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:var(--jp);background:var(--k);color:var(--w);line-height:1.9;-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  img,video{display:block;max-width:100%}
  .mono{filter:grayscale(1) contrast(1.18) brightness(.82)}
  .zz-prog{background:#fff!important}

  /* ---- nav ---- */
  nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 var(--pad);background:#000;border-bottom:1px solid rgba(255,255,255,.12)}
  nav .logo{font-family:var(--en);font-size:1.7rem;letter-spacing:.14em;line-height:1}
  nav .links{display:flex;gap:1.7rem;align-items:center;font-family:var(--en);font-size:1.02rem;letter-spacing:.12em}
  nav .links a{opacity:.72;transition:opacity .25s}
  nav .links a:hover{opacity:1}
  nav .links a.cta{opacity:1;border:1px solid #fff;padding:.28rem 1rem .2rem}
  nav .links a.cta:hover{background:#fff;color:#000}

  /* ---- 共通の見出し ---- */
  .sec{padding:clamp(5rem,11vw,9rem) var(--pad)}
  .sec.w{background:#fff;color:#000}
  .sec.g{background:var(--g)}
  .in{max-width:var(--maxw);margin:0 auto}
  .en{font-family:var(--en);font-weight:400;letter-spacing:.04em;line-height:1}
  .ttl .en{display:block;font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:.5rem}
  .ttl h2{font-weight:900;font-size:clamp(2.1rem,5.6vw,3.9rem);line-height:1.5;letter-spacing:.04em}
  .inv{background:#fff;color:#000;padding:.02em .22em .06em;-webkit-box-decoration-break:clone;box-decoration-break:clone}
  .sec.w .inv{background:#000;color:#fff}
  .lead{max-width:30em;margin-top:1.6rem;font-size:1.02rem;line-height:2.05}
  .small{font-size:.74rem;opacity:.7;line-height:1.8}
  .red{color:var(--red)}
  /* 左端から伸びる線つきの小見出し */
  .h3l{position:relative;font-weight:900;font-size:clamp(1.8rem,4.2vw,3.1rem);letter-spacing:.05em;line-height:1.3;margin:clamp(4.5rem,9vw,7rem) 0 1.4rem}
  .h3l::before{content:"";position:absolute;right:calc(100% + 1.1rem);top:50%;width:100vw;height:1px;background:#fff}
  /* 四隅のカギ */
  .brk{position:relative;padding:1.8rem 1.6rem}
  .brk::before,.brk::after{content:"";position:absolute;inset:0;pointer-events:none;
    background:
      linear-gradient(#fff,#fff) 0 0/18px 1px no-repeat,linear-gradient(#fff,#fff) 0 0/1px 18px no-repeat,
      linear-gradient(#fff,#fff) 100% 0/18px 1px no-repeat,linear-gradient(#fff,#fff) 100% 0/1px 18px no-repeat,
      linear-gradient(#fff,#fff) 0 100%/18px 1px no-repeat,linear-gradient(#fff,#fff) 0 100%/1px 18px no-repeat,
      linear-gradient(#fff,#fff) 100% 100%/18px 1px no-repeat,linear-gradient(#fff,#fff) 100% 100%/1px 18px no-repeat}
  .brk::after{display:none}
  .btn{display:inline-block;font-family:var(--en);font-size:1.15rem;letter-spacing:.14em;padding:.75rem 2.2rem .6rem;border:1px solid #fff;transition:.3s}
  .btn:hover{background:#fff;color:#000}
  .btn.f{background:#3a3a3a;border-color:#3a3a3a}
  .btn.f:hover{background:#fff;border-color:#fff;color:#000}
  .sec.w .btn{border-color:#000}
  .sec.w .btn:hover{background:#000;color:#fff}

  /* ---- hero ---- */
  .hero{position:relative;height:min(100svh,860px);min-height:560px;margin-top:56px;overflow:hidden;background:#000}
  .hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.35) brightness(.62)}
  .hero::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 70% 50%,rgba(0,0,0,0) 0%,rgba(0,0,0,.55) 100%);pointer-events:none}
  .hud{position:absolute;inset:0;z-index:2;pointer-events:none;font-family:Arial,Helvetica,sans-serif;color:#fff}
  .hud p{position:absolute;font-size:clamp(.56rem,.9vw,.78rem);line-height:1.5;opacity:.6;letter-spacing:.02em}
  .hud .a{left:31%;top:7%;max-width:19em}
  .hud .b{right:4%;top:33%;max-width:21em}
  .hud .c{left:23%;bottom:9%;writing-mode:vertical-rl;max-height:9em;opacity:.45}
  .hud .d{right:5%;bottom:11%;max-width:24em;text-align:right;opacity:.7}
  .hud .big{position:absolute;right:13%;top:54%;font-size:clamp(1.3rem,3.2vw,2.9rem);font-weight:700;line-height:1.05;opacity:.5;letter-spacing:.01em}
  .hud .big b{display:block;margin-left:1.6em;opacity:.85}
  .hud svg{position:absolute;opacity:.55}
  .hud .s1{right:6%;top:6%;width:min(34vw,470px)}
  .hud .s2{left:19%;bottom:20%;width:min(12vw,150px)}
  .hbox{position:absolute;z-index:3;left:14%;top:50%;transform:translateY(-58%);background:#000;padding:clamp(1.1rem,2.4vw,2.1rem) clamp(1.4rem,3vw,2.6rem) clamp(.7rem,1.6vw,1.4rem)}
  .hbox .lg{margin:0;font-weight:inherit;font-family:var(--en);font-size:clamp(3.6rem,9.5vw,8rem);line-height:.9;letter-spacing:.06em;color:transparent;-webkit-text-stroke:2px #fff}
  .hbox small{display:block;font-family:var(--mono);font-size:clamp(.5rem,.75vw,.66rem);letter-spacing:.3em;opacity:.7;margin-top:.5rem}

  /* ---- 宣言 ---- */
  .mani{text-align:center;padding:clamp(4.5rem,9vw,7rem) var(--pad)}
  .mani p{font-size:clamp(.9rem,1.25vw,1.02rem);line-height:2.5;letter-spacing:.06em}
  .mani p+p{margin-top:1.6rem}

  /* ---- 代表作 ---- */
  .lineup{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,6rem);align-items:center}
  .lineup .lg2{font-family:var(--en);font-size:clamp(4rem,9vw,7.6rem);line-height:.9;letter-spacing:.06em;color:transparent;-webkit-text-stroke:1.5px #fff}
  .lineup .lt{margin-top:1.8rem;font-size:.95rem;line-height:2.1}
  .lineup ul{list-style:none;margin-top:1rem;font-size:.92rem;line-height:2.1}
  .lineup ul li::before{content:"・"}
  .pcard-l{font-family:var(--jp);font-size:.78rem;letter-spacing:.14em;text-align:center;margin-bottom:1.2rem;font-weight:700}
  .pcard{position:relative;aspect-ratio:1/1;background:linear-gradient(180deg,#cfcfcf 0%,#8e8e8e 100%);overflow:hidden}
  .pcard img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply;filter:grayscale(1) contrast(1.1)}
  .pcard .pt{position:absolute;left:5%;top:4%;font-family:var(--en);font-size:clamp(1.9rem,3.6vw,3rem);letter-spacing:.04em;color:#fff;line-height:1;z-index:2}
  .pcard .pm{position:absolute;left:0;right:0;bottom:5%;text-align:center;font-size:.7rem;font-weight:700;letter-spacing:.1em;color:#fff;z-index:2}
  .pinfo{text-align:center;margin-top:1.4rem;font-size:.85rem;line-height:2}
  .pinfo .btn{margin-top:1.2rem}

  /* ---- 特徴の目次 ---- */
  .fidx{background:#fff;color:#000;position:relative;padding:2.6rem var(--pad) 2.2rem}
  .fidx .tab{position:absolute;left:clamp(1rem,5vw,6rem);top:-3.2rem;background:var(--red);color:#fff;font-family:var(--en);font-size:1.9rem;letter-spacing:.05em;writing-mode:vertical-rl;padding:.7rem .2rem .7rem .3rem;line-height:1}
  .fidx ul{list-style:none;display:flex;justify-content:center;gap:clamp(1rem,3.4vw,3rem);flex-wrap:wrap;padding-left:clamp(2rem,6vw,5rem)}
  .fidx a{display:block;text-align:left}
  .fidx .e{display:block;font-family:var(--en);font-size:1.05rem;color:var(--red);letter-spacing:.03em;line-height:1.2}
  .fidx .j{display:inline-block;background:#000;color:#fff;font-weight:900;font-size:1.05rem;letter-spacing:.08em;padding:.05rem .45rem .1rem;line-height:1.5}
  .fidx a::after{content:"";display:block;width:14px;height:14px;border-right:1.5px solid #000;border-bottom:1.5px solid #000;transform:rotate(45deg);margin:.5rem auto 0;transition:transform .3s}
  .fidx a:hover::after{transform:translateY(4px) rotate(45deg)}

  /* ---- 色褪せない黒 ---- */
  .two{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,6vw,6rem);align-items:start}
  .diag{width:100%;max-width:470px;margin-left:auto}
  .tbox{display:inline-block;background:#fff;color:#000;font-weight:700;font-size:.9rem;padding:0 .5rem;line-height:1.7}
  .test{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.6rem,5vw,5rem);align-items:end}
  .tph{position:relative;aspect-ratio:16/10;background:linear-gradient(135deg,#2a2a2a 0%,#0d0d0d 60%);overflow:hidden;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:.5rem;font-family:var(--mono);font-size:.62rem;letter-spacing:.2em;color:#bdbdbd}
  .tph::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(60deg,transparent 0 46px,rgba(255,255,255,.04) 46px 62px)}
  .tph b{font-weight:500;color:var(--red);position:relative}
  .tph span{position:relative}
  .tcap{font-size:.92rem;line-height:1.95;margin-top:1rem}
  .res .rl{font-size:.8rem;font-weight:700;margin-bottom:.9rem}
  .res .rv{font-family:var(--en);font-size:clamp(4rem,8vw,6.6rem);line-height:.9;letter-spacing:.02em}
  .res .rv i{font-style:normal;font-size:.36em;margin-left:.15em}
  .res .rn{font-size:.72rem;opacity:.7;margin-top:.8rem;line-height:1.8}
  .swt{display:grid;grid-template-columns:auto 1fr 1fr;gap:0;background:#fff;color:#000;padding:1rem 1.2rem 1.2rem;margin-top:1.4rem;max-width:330px}
  .swt div{font-size:.72rem;font-weight:700;padding:.3rem .5rem;display:flex;align-items:center;justify-content:center}
  .swt .hd.me{color:var(--red)}
  .swt .rw{justify-content:flex-start;padding-left:0;white-space:nowrap;padding-right:.8rem}
  .swt .sw{aspect-ratio:1/1;width:100%;padding:0;background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 3px),repeating-linear-gradient(90deg,rgba(0,0,0,.25) 0 1px,transparent 1px 3px);margin:1px}
  .sw.k{background-color:#141414}.sw.f{background-color:#b9b4a8}
  .chart{width:100%;max-width:440px}
  .concl{margin-top:clamp(3rem,6vw,5rem);display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.6rem,5vw,5rem)}
  .concl p{font-size:.95rem;line-height:2.05}
  .concl u{text-underline-offset:5px}

  /* ---- 部品の92年 ---- */
  .pics{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:.4rem}
  .pics figure{margin:0;overflow:hidden}
  .pics figure:nth-child(2){margin-top:2.6rem}
  .pics img{width:100%;aspect-ratio:1/1;object-fit:cover}
  .parts{display:grid;grid-template-columns:1fr 1fr;gap:2.6rem clamp(2rem,6vw,5rem);margin-top:1.2rem}
  .pt{position:relative;padding-left:3.3rem}
  .pt .n{position:absolute;left:0;top:-.5rem;font-family:var(--en);font-size:4.4rem;line-height:1;color:#4a4a4a}
  .pt h4{position:relative;font-weight:900;font-size:1.3rem;letter-spacing:.06em}
  .pt p{position:relative;font-size:.86rem;line-height:1.9;opacity:.85;margin-top:.3rem}
  .tl{list-style:none;margin-top:1.8rem;border-top:1px solid var(--line)}
  .tl li{display:grid;grid-template-columns:5.2rem 1fr;gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
  .tl b{font-family:var(--en);font-size:1.5rem;font-weight:400;letter-spacing:.04em;line-height:1.3}
  .tl span{display:block;font-size:.76rem;opacity:.65}

  /* ---- 自社工場 ---- */
  .fvid{position:relative;margin-top:2.4rem;background:#000}
  .fvid video{width:100%;aspect-ratio:16/9;filter:grayscale(1) contrast(1.15)}
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-top:3.4rem}
  .step{position:relative;padding-left:2.6rem}
  .step .n{position:absolute;left:0;top:-.6rem;font-family:var(--en);font-size:3.8rem;line-height:1;color:#4a4a4a}
  .step h4{position:relative;font-weight:900;font-size:1.25rem;letter-spacing:.06em;margin-bottom:.5rem}
  .step img{width:100%;aspect-ratio:16/10;object-fit:cover}
  .step p{font-size:.84rem;line-height:1.9;margin-top:.7rem;opacity:.85}

  /* ---- 2つの入口 ---- */
  .doors{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1.5px solid #000;margin-top:2.6rem}
  .door{padding:clamp(1.8rem,4vw,3.4rem);display:flex;flex-direction:column}
  .door+.door{border-left:1.5px solid #000}
  .door .e{font-family:var(--en);font-size:clamp(2.4rem,5vw,4rem);line-height:1;letter-spacing:.04em}
  .door .e small{display:block;font-size:.3em;color:var(--red);letter-spacing:.08em;margin-bottom:.4rem}
  .door h3{margin-top:1rem;font-weight:900;font-size:1.25rem;line-height:1.8}
  .door p{font-size:.9rem;line-height:2;margin-top:.9rem}
  .door ul{list-style:none;margin:1rem 0 1.8rem;font-size:.86rem;line-height:2.1}
  .door ul li::before{content:"— ";opacity:.5}
  .door .btn{margin-top:auto;align-self:flex-start}
  .door .x{font-size:.72rem;opacity:.6;margin-top:1rem}

  /* ---- 記録・数字 ---- */
  .nums{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #fff;margin-top:2.4rem}
  .nums div{padding:1.4rem 1.2rem 1.2rem 0;border-bottom:1px solid var(--line)}
  .nums b{display:block;font-family:var(--en);font-weight:400;font-size:clamp(3rem,6.4vw,5.4rem);line-height:.95;letter-spacing:.02em}
  .nums b i{font-style:normal;font-size:.4em;margin-left:.1em}
  .nums span{display:block;font-size:.76rem;opacity:.75;margin-top:.6rem;line-height:1.7}
  .rec{margin-top:1.4rem;border-top:1px solid var(--line)}
  .rec div{display:grid;grid-template-columns:5rem 1fr auto;gap:1rem;padding:.9rem 0;border-bottom:1px solid var(--line);font-size:.92rem;align-items:baseline}
  .rec b{font-family:var(--en);font-weight:400;font-size:1.4rem;letter-spacing:.04em}
  .rec em{font-style:normal;font-family:var(--en);font-size:1.5rem;letter-spacing:.03em}
  .news{margin-top:1.4rem;border-top:1px solid var(--line)}
  .news div{display:grid;grid-template-columns:8.5rem 1fr;gap:1rem;padding:.9rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
  .news b{font-family:var(--mono);font-weight:400;font-size:.72rem;letter-spacing:.1em;opacity:.7;padding-top:.25rem}
  .zmedia{border:0!important;padding-left:0!important;padding-right:0!important}

  /* ---- 会社 ---- */
  .co{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4.5rem);align-items:start;margin-top:2.6rem}
  .co dl{border-top:1px solid #fff}
  .co dl div{display:grid;grid-template-columns:7rem 1fr;gap:1rem;padding:.95rem 0;border-bottom:1px solid var(--line);font-size:.88rem;line-height:1.9}
  .co dt{font-family:var(--en);font-size:1.15rem;letter-spacing:.08em;opacity:.8}
  .co img{width:100%;aspect-ratio:4/5;object-fit:cover}
  footer{background:#000;border-top:1px solid rgba(255,255,255,.14);padding:3.4rem var(--pad) 2.4rem}
  .ft{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
  .ft .lg3{font-family:var(--en);font-size:2.6rem;letter-spacing:.1em;line-height:1}
  .ft h5{font-family:var(--en);font-weight:400;font-size:1.05rem;letter-spacing:.12em;color:var(--red);margin-bottom:.7rem}
  .ft a{display:block;font-size:.8rem;opacity:.75;line-height:2.1}
  .ft a:hover{opacity:1}
  .ft p{font-size:.74rem;opacity:.6;line-height:1.9;margin-top:1rem}
  .cp{max-width:var(--maxw);margin:2.4rem auto 0;font-family:var(--mono);font-size:.58rem;letter-spacing:.18em;opacity:.45}


  /* ---- 元のページから統合した部分 ---- */
  .hbox .tg{font-weight:900;font-size:clamp(.95rem,1.7vw,1.35rem);letter-spacing:.16em;margin-top:.9rem;line-height:1.5}
  .mani .cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:2.6rem}
  .marq{overflow:hidden;background:#000;border-bottom:1px solid rgba(255,255,255,.16);padding:1.2rem 0 .9rem}
  .marq-in{display:flex;width:max-content;animation:mq 50s linear infinite}
  .marq span{font-family:var(--en);font-size:clamp(2rem,4.4vw,3.4rem);letter-spacing:.06em;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.75);white-space:nowrap}
  .marq i{font-style:normal;margin:0 1.2rem;color:var(--red);-webkit-text-stroke:0}
  @keyframes mq{to{transform:translateX(-50%)}}
  @media(prefers-reduced-motion:reduce){.marq-in{animation:none}}
  .fv{font-family:var(--en);font-size:clamp(5rem,11vw,9rem);line-height:.85;margin-top:2.4rem}
  .fv i{font-style:normal;font-size:.4em;margin-left:.08em}
  .fl2{font-family:var(--en);font-size:1rem;letter-spacing:.14em;color:var(--red);margin-top:.6rem}
  .xsec{display:grid;grid-template-columns:1fr 1fr;background:#fff;color:#000;max-width:470px;margin:1.6rem 0 0 auto}
  .xsec>div{padding:1.2rem 1.2rem 1.3rem}
  .xsec>div+div{border-left:1px solid #000}
  .xsec svg{width:60px;display:block;margin-bottom:.7rem}
  .xsec b{display:block;font-size:.85rem;font-weight:900}
  .xsec p{font-size:.74rem;line-height:1.8;margin-top:.3rem}
  .xcap{max-width:470px;margin:.6rem 0 0 auto;font-size:.7rem;opacity:.65}
  .field{margin:clamp(3.5rem,7vw,6rem) 0 0}
  .field img{width:100%;aspect-ratio:21/9;object-fit:cover}
  .field figcaption{display:flex;justify-content:space-between;gap:1rem;font-family:var(--en);letter-spacing:.1em;font-size:.95rem;margin-top:.7rem;opacity:.8}
  .field figcaption span:last-child{font-family:var(--jp);font-size:.78rem;font-weight:700;letter-spacing:.08em}
  .io{border-top:1px solid #fff}
  .io>div{display:grid;grid-template-columns:8rem 1fr 1.1fr;gap:1.4rem;align-items:baseline;padding:1.5rem 0;border-bottom:1px solid var(--line)}
  .io .k{font-family:var(--en);font-size:1.15rem;letter-spacing:.1em;color:var(--red)}
  .io .b{font-weight:900;font-size:clamp(1.25rem,2.4vw,1.9rem);letter-spacing:.04em;line-height:1.5}
  .io p{font-size:.88rem;line-height:1.95;opacity:.85}
  .anat{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(2rem,5vw,5rem);align-items:center}
  .anat .lead{margin-top:0}
  .anatomy{width:100%;min-width:0;justify-self:stretch}
  .anatomy svg{width:100%;max-width:620px;margin-left:auto;display:block;overflow:visible}
  .jk-fill{fill:#000}.jk-line{fill:none;stroke:#fff;stroke-width:1.4}
  .leader{fill:none;stroke:#fff;stroke-width:1;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset .7s ease var(--d,0s)}
  .pt-dot{fill:var(--red)}
  .ptg .lb{opacity:0;transition:opacity .4s ease calc(var(--d,0s) + .55s)}
  .anatomy.in .leader{stroke-dashoffset:0}
  .anatomy.in .lb{opacity:1}
  .fig-cap{display:flex;justify-content:space-between;gap:1rem;max-width:620px;margin:1rem 0 0 auto;font-family:var(--en);letter-spacing:.1em;font-size:.92rem;opacity:.75}
  .chips{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:3.2rem;align-items:center}
  .chips span{font-size:.78rem;font-weight:700;border:1px solid var(--line);padding:.25rem .8rem;letter-spacing:.06em}
  .chips .h{font-family:var(--en);font-weight:400;font-size:1rem;letter-spacing:.12em;border:0;padding-left:0;color:var(--red)}
  .chips .hl{background:#fff;color:#000;border-color:#fff}
  .xl{margin-top:1.6rem;font-size:.9rem}
  .xl a{border-bottom:1px solid currentColor;padding-bottom:2px;margin-left:.6rem;font-weight:700}
  .exp{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.8rem}
  .ex .n{font-family:var(--en);font-size:1.05rem;letter-spacing:.12em;color:var(--red)}
  .ex .eq{font-weight:900;font-size:1.12rem;line-height:1.7;margin-top:.5rem}
  .ex .eq i{font-style:normal;font-family:var(--en);font-size:1.3em;margin:0 .15em;opacity:.55}
  .ex p{font-size:.86rem;opacity:.85;margin-top:.3rem}
  .ex .er{display:flex;gap:1.2rem;flex-wrap:wrap;margin-top:1rem;padding-top:.8rem;border-top:1px solid var(--line);font-family:var(--en);letter-spacing:.1em;font-size:.9rem;color:#9a9a9a}
  .ex .er b{font-weight:400;color:#fff;margin-left:.4em}
  .cat{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-top:2.8rem}
  .ci{display:block}
  .ci .im{position:relative;aspect-ratio:5/6;background:linear-gradient(180deg,#cfcfcf 0%,#8e8e8e 100%);overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem}
  .ci .im img{width:100%;height:100%;object-fit:cover;mix-blend-mode:multiply;filter:grayscale(1);transition:transform .6s ease}
  .ci:hover .im img{transform:scale(1.04)}
  .ci .im.tbd span{font-family:var(--en);font-size:1.5rem;color:#fff;letter-spacing:.06em}
  .ci .im.tbd i{font-style:normal;font-size:.66rem;font-weight:700;color:#fff;letter-spacing:.14em}
  .ci .cno{display:flex;justify-content:space-between;font-family:var(--en);letter-spacing:.12em;font-size:.95rem;margin-top:.9rem;opacity:.85}
  .ci .cno .on{color:var(--red)}
  .ci h4{font-weight:900;font-size:1.05rem;margin-top:.2rem}
  .ci p{font-size:.8rem;opacity:.8}
  .ci .when{display:block;font-size:.7rem;opacity:.6;margin-top:.3rem}
  .door .dimg{margin:0 0 1.8rem;overflow:hidden}
  .door .dimg img{width:100%;aspect-ratio:16/9;object-fit:cover}
  .nums b .cnt{display:inline;font-size:inherit;opacity:1;margin:0;line-height:inherit}
  .rnote{font-size:.9rem;line-height:2;margin-top:1.4rem;max-width:36em;opacity:.85}
  .pt{padding-left:4.3rem}


  /* ---- カーソルで色が入る ---- */
  .mono{transition:filter .7s ease}
  .mono:hover,figure:hover>.mono,.door:hover .mono,.step:hover .mono,.mono.lit{filter:none}
  .fvid video{transition:filter .7s ease}
  .fvid:hover video{filter:none}
  .ci .im img,.pcard img{transition:filter .7s ease,transform .6s ease}
  /* ---- つくれるもの ---- */
  .mk{display:grid;grid-template-columns:repeat(6,1fr);margin-top:3.2rem;border-top:1px solid var(--line);border-left:1px solid var(--line)}
  .mi{position:relative;display:flex;flex-direction:column;align-items:center;padding:1.2rem .8rem 1.3rem;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:center;transition:background .35s ease,color .35s ease}
  .mi .n{align-self:flex-start;font-family:var(--en);font-size:1.35rem;color:#5c5c5c;line-height:1;transition:color .35s}
  .mi svg{width:72%;max-width:112px;margin:.1rem 0 .7rem;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round;transition:transform .5s ease}
  .mi b{font-size:.9rem;font-weight:900;letter-spacing:.04em;line-height:1.5}
  .mi small{font-family:var(--en);font-size:.85rem;letter-spacing:.12em;opacity:.6}
  .mi:hover,.mi:focus-visible{background:#fff;color:#000}
  .mi:hover .n,.mi:focus-visible .n{color:var(--red)}
  .mi:hover svg{transform:translateY(-4px)}
  .mph{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-top:1.6rem}
  .mph figure{margin:0;overflow:hidden}
  .mph img{width:100%;aspect-ratio:1/1;object-fit:cover}
  .mph figcaption{font-size:.78rem;font-weight:700;margin-top:.6rem;letter-spacing:.04em}
  .mph figcaption span{display:block;font-family:var(--en);font-weight:400;font-size:.9rem;letter-spacing:.12em;color:var(--red)}
  .flagttl{font-weight:900;font-size:clamp(1.9rem,4.4vw,3.2rem);line-height:1.4;letter-spacing:.05em}
  /* ---- 右端の現在地 ---- */
  .sidx{position:fixed;right:20px;top:50%;transform:translateY(-50%);z-index:90;mix-blend-mode:difference;display:none;flex-direction:column;gap:.75rem;align-items:flex-end}
  .sidx a{display:flex;align-items:center;gap:.6rem;font-family:var(--en);font-size:.82rem;letter-spacing:.14em;color:#fff;line-height:1}
  .sidx span{opacity:0;transform:translateX(6px);transition:.3s}
  .sidx i{display:block;width:14px;height:1px;background:#fff;transition:width .3s}
  .sidx a:hover span,.sidx a.on span{opacity:1;transform:none}
  .sidx a.on i{width:32px}
  @media(min-width:1420px){.sidx{display:flex}}
  /* ---- スマホ下の入口 ---- */
  .dock{display:none}
  @media(max-width:900px){
    .dock{position:fixed;left:0;right:0;bottom:0;z-index:95;display:grid;grid-template-columns:1fr 1fr;background:#000;border-top:1px solid rgba(255,255,255,.3);transform:translateY(100%);transition:transform .4s ease}
    .dock.show{transform:none}
    .dock a{font-family:var(--en);font-size:1.05rem;letter-spacing:.14em;text-align:center;padding:.85rem 0 .7rem;line-height:1.2}
    .dock a small{display:block;font-family:var(--jp);font-size:.62rem;font-weight:700;letter-spacing:.08em;opacity:.7}
    .dock a+a{background:#fff;color:#000}
    footer{padding-bottom:5.5rem}
    .mk{grid-template-columns:repeat(3,1fr)}
    .mi{padding:1rem .3rem 1.1rem}
    .mi b{font-size:.72rem;letter-spacing:0}
    .mi small{font-size:.72rem;letter-spacing:.06em}
    .mph{grid-template-columns:1fr 1fr}
  }

  @media(max-width:900px){
    .lineup,.two,.test,.concl,.co,.doors{grid-template-columns:1fr}
    .io>div{grid-template-columns:1fr;gap:.3rem}
    .anat{grid-template-columns:1fr}
    .anatomy svg,.fig-cap,.xsec,.xcap{margin-left:auto;margin-right:auto}
    .exp{grid-template-columns:1fr}
    .cat{grid-template-columns:1fr 1fr}
    .field img{aspect-ratio:4/3}
    .door+.door{border-left:0;border-top:1.5px solid #000}
    .parts{grid-template-columns:1fr}.steps{grid-template-columns:1fr}
    .nums{grid-template-columns:1fr 1fr}
    .ft{grid-template-columns:1fr 1fr}
    .hbox{left:8%}.hud .a,.hud .c,.hud .s2{display:none}.hud .big{right:6%;top:66%}
    .h3l::before{display:none}
    .diag{margin:0 auto}
    .fidx ul{justify-content:flex-start;padding-left:3.2rem}
    .rec div{grid-template-columns:3.6rem 1fr auto}
    .news div{grid-template-columns:1fr;gap:.1rem}
  }

  /* ===== 下層ページ（色褪せない黒・公式LINE）用の部品 ===== */
  .phero{margin-top:56px;padding:clamp(5rem,12vw,9rem) var(--pad) clamp(4rem,8vw,6rem);background:#000;position:relative;overflow:hidden}
  .phero .in{position:relative;z-index:2}
  .phero .en{display:block;font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:.6rem}
  .phero h1{font-weight:900;font-size:clamp(2.6rem,8vw,6rem);line-height:1.35;letter-spacing:.05em}
  .phero .lead{max-width:32em}
  .phero .bgn{position:absolute;right:-2%;bottom:-18%;font-family:var(--en);font-size:clamp(14rem,34vw,30rem);line-height:.8;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.16);pointer-events:none;white-space:nowrap}
  .phero .cta{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2.2rem}
  .t3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.8rem}
  .t3 .tk{font-family:var(--en);font-size:1.05rem;letter-spacing:.12em;color:var(--red)}
  .t3 h4{font-weight:900;font-size:1.3rem;letter-spacing:.05em;margin:.3rem 0 .5rem}
  .t3 p{font-size:.86rem;line-height:1.9;opacity:.88}
  .t3 .rv{font-family:var(--en);font-size:clamp(3.4rem,6vw,5rem);line-height:.9;margin-top:1.2rem}
  .t3 .rv i{font-style:normal;font-size:.36em;margin-left:.15em}
  .t3 .rn{font-size:.7rem;opacity:.7;margin-top:.6rem;line-height:1.7}
  .c3{display:grid;grid-template-columns:repeat(3,1fr);gap:2.4rem 2rem;margin-top:2.6rem}
  .c3 .pt{padding-left:3.4rem}
  .vs{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:2.6rem;border:1px solid #fff}
  .vs>div{padding:1.8rem 1.7rem}
  .vs>div+div{background:#fff;color:#000}
  .vs .vk{font-family:var(--en);font-size:1.1rem;letter-spacing:.1em;opacity:.7}
  .vs>div+div .vk{color:var(--red);opacity:1}
  .vs h3{font-weight:900;font-size:1.3rem;margin:.3rem 0 .6rem;line-height:1.6}
  .vs p{font-size:.9rem;line-height:2}
  .endcta{text-align:center}
  .endcta h2{font-weight:900;font-size:clamp(1.9rem,5vw,3.4rem);line-height:1.5;letter-spacing:.04em}
  .endcta .cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:2.2rem}
  .btn.jp{font-family:var(--jp);font-weight:700;font-size:.9rem;letter-spacing:.08em;padding:.95rem 2rem}
  .btn.line{background:#06C755;border-color:#06C755;color:#fff}
  .btn.line:hover{background:#fff;color:#06C755;border-color:#fff}
  @media(max-width:900px){.t3,.c3,.vs{grid-template-columns:1fr}.vs>div+div{border-top:1px solid #fff}}

  .two .ttl h2{font-size:clamp(1.9rem,4.2vw,3.1rem)}