:root{
    /* paper / ink */
    --paper:#f3ead6;
    --paper-2:#ece0c4;
    --paper-3:#e6d8b8;
    --paper-edge:#e2d3ad;
    --ink:#2b2622;
    --ink-soft:#6b6358;
    /* spot colors */
    --vermilion:#e34a2f;
    --indigo:#2f4a8c;
    --mustard:#e0a52e;
    --green:#2f7d4f;
    --teal:#1d9480;
    --maxw:1120px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    background:var(--paper);color:var(--ink);
    font-family:"Outfit",-apple-system,"Hiragino Kaku Gothic ProN",sans-serif;line-height:1.7;
    -webkit-font-smoothing:antialiased;overflow-x:hidden;position:relative;
  }
  /* paper grain: feTurbulence noise, multiply */
  body::after{
    content:"";position:fixed;inset:0;z-index:1000;pointer-events:none;mix-blend-mode:multiply;opacity:.13;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  }
  a{color:inherit;text-decoration:none}
  .mono{font-family:"Space Mono",monospace}
  .display{font-family:"Archivo Black",sans-serif}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
  ::selection{background:var(--vermilion);color:var(--paper)}

  /* ---------- header ---------- */
  header{position:sticky;top:0;z-index:60;
    background:var(--paper);border-bottom:3px double var(--ink);transition:box-shadow .25s}
  header.scrolled{box-shadow:0 4px 0 -1px var(--ink)}
  header .inner{max-width:var(--maxw);margin:0 auto;padding:13px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px}
  .brand{display:flex;align-items:center;min-height:44px;gap:10px;font-family:"Archivo Black",sans-serif;font-size:21px;letter-spacing:-.01em}
  .brand .dot{width:26px;height:26px;border-radius:6px;background:var(--vermilion);border:2px solid var(--ink);display:grid;place-items:center;box-shadow:2px 2px 0 var(--ink)}
  .brand .dot svg{width:12px;height:12px;fill:var(--paper)}
  nav.top{display:flex;gap:8px;align-items:center}
  nav.top a{display:inline-flex;align-items:center;min-height:44px;font-family:"Space Mono",monospace;font-size:12.5px;letter-spacing:.04em;color:var(--ink);padding:0 12px;border:2px solid transparent;border-radius:6px;transition:color .15s,border-color .15s,background .15s}
  nav.top a:hover{color:var(--ink);border-color:var(--ink);background:var(--paper-2)}
  /* 右端の「遊ぶ」は押せると分かる面にする */
  nav.top a.cta{background:var(--paper-2);border-color:var(--ink);box-shadow:2px 2px 0 var(--ink);font-weight:700}
  nav.top a.cta:hover{background:#d0442b;color:#fff}
  /* スマホでもメニューを消さない（消えると他のページへ行けなくなる） */
  @media(max-width:560px){
    header .inner{padding:8px 16px;gap:6px}
    .brand{font-size:17px;gap:8px}
    .brand .dot{width:22px;height:22px}
    nav.top{gap:4px}
    nav.top a{padding:0 8px;font-size:12px}
  }
  @media(max-width:360px){nav.top a{padding:0 6px;letter-spacing:0}}

  /* ---------- hero ---------- */
  .hero{padding:56px 0 24px;text-align:center;position:relative}
  .kick{display:inline-flex;align-items:center;gap:9px;font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);
    border:2px solid var(--ink);border-radius:6px;background:var(--paper-2);padding:6px 14px;margin-bottom:26px;box-shadow:2px 2px 0 var(--ink)}
  .kick .blink{width:8px;height:8px;border-radius:0;background:var(--vermilion);border:1.5px solid var(--ink)}
  @media(max-width:430px){.kick{letter-spacing:.06em;padding:6px 11px}}
  h1.logo{position:relative;display:inline-block;font-family:"Archivo Black",sans-serif;font-weight:400;font-size:clamp(56px,12vw,134px);line-height:.92;letter-spacing:-.02em;
    color:var(--ink);margin-bottom:14px}
  h1.logo::before{content:"PLAYROOM";position:absolute;left:0;top:0;color:var(--vermilion);transform:translate(5px,5px);z-index:-1}
  h1.logo::after{content:"PLAYROOM";position:absolute;left:0;top:0;color:var(--indigo);transform:translate(-4px,-3px);z-index:-2}
  .tagline{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:clamp(20px,3vw,32px);letter-spacing:0;margin-bottom:16px;color:var(--ink)}
  .tagline .n{color:var(--vermilion)}
  .lede{max-width:540px;margin:0 auto;color:var(--ink-soft);font-size:15.5px;font-weight:500}

  /* ヒーロー直下の入口ボタン（1画面目で必ず押せるもの） */
  .hero-cta{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:26px auto 0;max-width:1000px}
  .hcta{display:flex;align-items:center;gap:11px;min-height:56px;text-align:left;
    padding:10px 18px 10px 13px;border-radius:10px;border:2px solid var(--ink);background:var(--paper-2);
    box-shadow:3px 3px 0 var(--ink);transition:transform .12s ease-out,box-shadow .12s ease-out,background .12s}
  .hcta .ic{flex:none;width:34px;height:34px;border-radius:8px;border:2px solid var(--ink);background:var(--paper);
    display:grid;place-items:center;color:var(--ink)}
  .hcta .ic svg{width:19px;height:19px}
  .hcta .tx{display:flex;align-items:baseline;gap:9px;min-width:0}
  .hcta b{font-size:15px;font-weight:700;color:var(--ink);line-height:1.25;white-space:nowrap}
  .hcta .sub{font-family:"Space Mono",monospace;font-size:12px;color:var(--ink-soft);white-space:nowrap}
  .hcta[data-n="1"]{background:#f6dfd8}
  .hcta[data-n="2"]{background:#dfe6ef}
  .hcta[data-n="3"]{background:#f2e5c6}
  .hcta:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--ink)}
  .hero-hint{margin:14px auto 0;font-size:13.5px;color:var(--ink-soft);font-weight:500}
  .hero-hint a{display:inline-flex;align-items:center;min-height:44px;padding:0 4px}
  .hero-hint a span{border-bottom:1.5px solid var(--ink-soft);padding-bottom:1px}
  .hero-hint a:hover{color:var(--vermilion);border-color:var(--vermilion)}
  @media(max-width:640px){
    .hero{padding:34px 0 24px}
    .hero .kick{margin-bottom:18px}
    .hero-cta{flex-direction:column;max-width:340px;gap:10px}
    .hcta{width:100%}
    .hcta .tx{display:block}
    .hcta .sub{display:block;margin-top:2px}
  }

  /* ---------- game cards ---------- */
  .decks{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:46px}
  @media(max-width:840px){.decks{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:560px){.decks{grid-template-columns:1fr;max-width:420px;margin-left:auto;margin-right:auto}}
  .deck{
    --accent:var(--vermilion);
    position:relative;text-align:left;border-radius:10px;padding:14px;
    background:var(--paper-2);
    border:2px solid var(--ink);overflow:hidden;
    box-shadow:4px 4px 0 var(--ink);
    transition:transform .14s ease-out,box-shadow .14s ease-out;
  }
  .deck:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--accent)}
  .deck .thumb{position:relative;aspect-ratio:1200/630;border-radius:6px;overflow:hidden;background:var(--paper-3);border:2px solid var(--ink)}
  .deck .thumb img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}
  .deck .no{font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.04em;color:var(--ink-soft);margin:14px 3px 0;display:flex;align-items:center;gap:8px}
  .deck .no b{color:var(--btn-fg,var(--paper));background:var(--btn,var(--accent));border:1.5px solid var(--ink);border-radius:4px;padding:1px 6px;font-weight:700}
  .deck[style*="--mustard"] .no b{color:var(--ink)}
  .deck h3{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:26px;letter-spacing:0;margin:8px 3px 2px;color:var(--ink)}
  .deck .genre{font-family:"Space Mono",monospace;font-size:12px;color:var(--ink-soft);margin:0 3px 12px}
  .deck .d{color:var(--ink-soft);font-size:13.5px;line-height:1.65;font-weight:500;margin:0 3px 18px;min-height:46px}
  .deck .act{display:flex;align-items:center;gap:14px;margin:0 3px 3px}
  .deck .play{display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;font-family:"Space Mono",monospace;font-weight:700;font-size:13.5px;
    min-height:44px;color:var(--btn-fg,var(--paper));background:var(--btn,var(--accent));border:2px solid var(--ink);padding:9px 20px;border-radius:6px;box-shadow:2px 2px 0 var(--ink);
    transition:transform .12s ease-out,box-shadow .12s ease-out}
  .deck .play:hover{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}
  .deck .play svg{width:14px;height:14px}
  .deck .more{display:inline-flex;align-items:center;min-height:44px;font-family:"Space Mono",monospace;font-size:13px;color:var(--ink);border-bottom:0;transition:color .15s,border-color .15s}
  .deck .more span{border-bottom:1.5px solid var(--ink-soft);padding-bottom:1px}
  .deck .more:hover{color:var(--vermilion);border-color:var(--vermilion)}

  /* ---------- reco：目的別おすすめ（横スクロール） ---------- */
  .reco{margin:38px 0 6px;text-align:left}
  .reco .sec-head{margin-bottom:18px}
  .reco-axis{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap}
  .reco-axis .rt{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border-radius:6px;border:2px solid var(--ink);
    background:var(--paper-2);color:var(--ink-soft);cursor:pointer;font-family:"Space Mono",monospace;font-size:12.5px;
    box-shadow:2px 2px 0 var(--ink);transition:transform .12s ease-out,box-shadow .12s ease-out,background .12s,color .12s}
  .reco-axis .rt .k{font-size:12px;letter-spacing:.1em;color:var(--ink-soft);text-transform:uppercase}
  .reco-axis .rt[aria-selected="true"]{background:var(--ink);color:var(--paper);box-shadow:2px 2px 0 var(--vermilion)}
  .reco-axis .rt[aria-selected="true"] .k{color:var(--mustard)}
  .reco-axis .rt:hover:not([aria-selected="true"]){color:var(--ink);transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}

  .g-chip{display:inline-flex;align-items:center;gap:7px;min-height:44px;font-family:"Space Mono",monospace;font-weight:700;font-size:12.5px;
    color:var(--ink);background:var(--paper);border:2px solid var(--ink);border-radius:999px;padding:0 14px 0 10px;
    box-shadow:2px 2px 0 var(--ink);transition:transform .12s ease-out,box-shadow .12s ease-out,background .12s,color .12s}
  .g-chip .swatch{width:13px;height:13px;border-radius:3px;border:1.5px solid var(--ink);background:var(--cg,var(--vermilion));flex:none}
  .g-chip .arw{width:12px;height:12px;opacity:.55}
  .g-chip:hover{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink);background:var(--cg);color:var(--paper)}
  .g-chip:hover .arw{opacity:.9}

  .reco .rail-head{display:flex;align-items:center;gap:14px;margin-bottom:12px}
  .reco .rail-hint{display:inline-flex;align-items:center;gap:7px;font-family:"Space Mono",monospace;font-size:12px;color:var(--ink-soft)}
  .reco .rail-hint svg{width:15px;height:15px}
  .reco .arrows{display:flex;gap:8px;margin-left:auto}
  .reco .arrows button{width:44px;height:44px;border-radius:6px;border:2px solid var(--ink);background:var(--paper-2);color:var(--ink);
    cursor:pointer;display:grid;place-items:center;box-shadow:2px 2px 0 var(--ink);transition:transform .12s ease-out,box-shadow .12s ease-out,background .12s,color .12s}
  .reco .arrows button:hover{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink);background:#d0442b;color:#fff}
  .reco .arrows button svg{width:18px;height:18px}

  .reco .rail{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none;
    -webkit-overflow-scrolling:touch;padding:4px 4px 18px;scroll-padding-left:4px}
  /* 最後にダミーの余白を置き、最後のカードまで気持ちよく送れるようにする */
  .reco .rail::after{content:"";flex:0 0 4px}
  .reco .rail::-webkit-scrollbar{display:none}
  .reco .rail[hidden]{display:none}
  .reco .rcard{flex:0 0 300px;max-width:78vw;scroll-snap-align:start;position:relative;
    background:var(--paper-2);border:2px solid var(--ink);border-radius:12px;padding:18px 18px 16px;
    box-shadow:4px 4px 0 var(--ink);display:flex;flex-direction:column;
    transition:transform .14s ease-out,box-shadow .14s ease-out}
  .reco .rcard:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--rc,var(--vermilion))}
  .reco .rcard .badge{font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;
    color:var(--rc-fg,var(--paper));background:var(--rc-btn,var(--rc,var(--vermilion)));border:1.5px solid var(--ink);border-radius:4px;padding:2px 9px;align-self:flex-start;margin-bottom:12px}
  .reco .rcard h3{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:21px;line-height:1.12;margin-bottom:6px;color:var(--ink)}
  .reco .rcard .why{color:var(--ink-soft);font-size:13.5px;font-weight:500;line-height:1.6;margin-bottom:16px;flex:1}
  .reco .rcard .picks{display:flex;flex-wrap:wrap;gap:8px;padding-top:12px;border-top:1.5px dashed var(--paper-edge)}
  @media(max-width:700px){.reco .rcard{flex-basis:262px}}
  @media (prefers-reduced-motion:reduce){.reco .rcard,.g-chip,.reco-axis .rt,.reco .arrows button{transition:none}}

  /* ---------- section ---------- */
  section{padding:60px 0}
  .sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:34px}
  .sec-head .jp{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:clamp(24px,3.4vw,34px);color:var(--ink)}
  .sec-head .en{font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#c03a20}
  .sec-head .ln{flex:1;height:0;border-top:2px dashed var(--ink)}

  /* steps */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  @media(max-width:720px){.steps{grid-template-columns:1fr}}
  .step{position:relative;padding:24px;border-radius:10px;background:var(--paper-2);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink)}
  .step .n{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:40px;line-height:1;color:var(--vermilion);margin-bottom:12px}
  .step:nth-child(2) .n{color:var(--indigo)}
  .step:nth-child(3) .n{color:var(--mustard)}
  .step h3{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:18px;margin-bottom:6px;color:var(--ink)}
  .step p{color:var(--ink-soft);font-size:14px;font-weight:500}

  /* ---------- slider ---------- */
  .entries-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:24px}
  .entries-head .ttl{display:flex;align-items:baseline;gap:14px}
  .entries-head .jp{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:clamp(24px,3.4vw,34px);color:var(--ink)}
  .entries-head .en{font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#c03a20}
  .s-nav{display:flex;align-items:center;gap:16px}
  .s-count{font-family:"Space Mono",monospace;font-size:13px;color:var(--ink-soft)}
  .s-count b{color:var(--vermilion);font-weight:700;font-size:18px}
  .s-arrows{display:flex;gap:8px}
  .s-arrows button{width:42px;height:42px;border-radius:6px;border:2px solid var(--ink);background:var(--paper-2);color:var(--ink);cursor:pointer;display:grid;place-items:center;box-shadow:2px 2px 0 var(--ink);transition:transform .12s ease-out,box-shadow .12s ease-out}
  .s-arrows button:hover:not(:disabled){transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink);background:var(--vermilion);color:var(--paper)}
  .s-arrows button:disabled{opacity:.35;cursor:default;box-shadow:none}
  .s-arrows button svg{width:18px;height:18px}

  .tabs{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap}
  .tab{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 15px;border-radius:6px;border:2px solid var(--ink);background:var(--paper-2);
    color:var(--ink-soft);cursor:pointer;font-family:"Space Mono",monospace;font-size:12px;box-shadow:2px 2px 0 var(--ink);transition:transform .12s ease-out,box-shadow .12s ease-out,background .12s,color .12s}
  .tab .tno{color:var(--ink-soft)}
  .tab[aria-selected="true"]{background:var(--ink);color:var(--paper);box-shadow:2px 2px 0 var(--vermilion)}
  .tab[aria-selected="true"] .tno{color:var(--mustard)}
  .tab:hover:not([aria-selected="true"]){color:var(--ink);transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}

  .slider{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .slider::-webkit-scrollbar{display:none}
  .slide{flex:0 0 100%;scroll-snap-align:start;padding:4px 4px}
  .slide .inner{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
    background:var(--paper-2);border:2px solid var(--ink);border-radius:12px;padding:34px 38px;box-shadow:5px 5px 0 var(--ink)}
  @media(max-width:820px){.slide .inner{grid-template-columns:1fr;gap:24px;padding:26px 22px}}
  .slide .kick{margin-bottom:16px}
  .slide h2{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:clamp(34px,5vw,54px);line-height:.96;margin-bottom:8px;color:var(--ink)}
  .slide .sub{font-weight:700;font-size:18px;color:var(--vermilion);margin-bottom:18px}
  .slide .desc{color:var(--ink-soft);font-size:15px;font-weight:500;line-height:1.8;margin-bottom:22px;max-width:46ch}
  .spec{width:100%;border-collapse:collapse;margin-bottom:24px}
  .spec tr{border-bottom:1.5px dashed var(--paper-edge)}
  .spec th{text-align:left;font-family:"Space Mono",monospace;font-weight:700;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);padding:9px 0;width:96px;vertical-align:top}
  .spec td{padding:9px 0;font-size:14.5px;font-weight:600;color:var(--ink)}
  .refs{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
  .ref-btn{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;font-family:"Space Mono",monospace;font-weight:700;font-size:13.5px;
    min-height:46px;color:var(--btn-fg,var(--paper));background:var(--btn,var(--accent));border:2px solid var(--ink);padding:0 20px;border-radius:6px;box-shadow:3px 3px 0 var(--ink);
    transition:transform .12s ease-out,box-shadow .12s ease-out}
  .ref-btn:hover{transform:translate(1px,1px);box-shadow:2px 2px 0 var(--ink)}
  .ref-btn svg{width:14px;height:14px}
  .ref-lk{display:inline-flex;align-items:center;min-height:44px;font-family:"Space Mono",monospace;font-size:13px;color:var(--ink);transition:color .15s,border-color .15s}
  .ref-lk span{border-bottom:1.5px solid var(--ink-soft);padding-bottom:1px}
  .ref-lk:hover{color:var(--vermilion);border-color:var(--vermilion)}
  .slide .device{position:relative}
  .slide .device .phone{width:230px;max-width:64vw;margin:0 auto;padding:8px;border-radius:18px;background:var(--paper);border:2px solid var(--ink);
    box-shadow:5px 5px 0 var(--ink)}
  .slide .device .top{height:13px;display:flex;align-items:center;justify-content:center}
  .slide .device .top span{width:42px;height:4px;border-radius:3px;background:var(--paper-edge)}
  .slide .device .screen{border-radius:10px;overflow:hidden;aspect-ratio:390/844;background:var(--ink);border:1.5px solid var(--ink)}
  .slide .device .screen img{width:100%;height:100%;object-fit:cover;object-position:top;display:block}

  /* ---------- footer ---------- */
  footer{border-top:3px double var(--ink);padding:48px 0 56px;margin-top:30px}
  .foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
  .foot .b{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:24px;color:var(--ink)}
  .foot .b .n{color:var(--vermilion)}
  .foot .note{color:var(--ink-soft);font-size:13.5px;font-weight:500;max-width:300px;margin-top:8px}
  .foot .cols{display:flex;gap:44px;flex-wrap:wrap}
  .foot h4{font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:12px}
  .foot a.fl{display:flex;align-items:center;min-height:44px;color:var(--ink);font-size:14px;font-weight:500;transition:color .15s}
  .foot a.fl:hover{color:var(--vermilion)}
  .foot-rule{margin-top:40px;padding-top:20px;border-top:2px dashed var(--paper-edge);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-family:"Space Mono",monospace;font-size:12px;color:var(--ink-soft)}

  /* ---------- scroll choreography (Apple風) ---------- */
  /* 上部スクロール進捗バー */
  .progress{position:fixed;top:0;left:0;height:3px;width:100%;transform:scaleX(0);transform-origin:0 50%;
    background:linear-gradient(90deg,var(--vermilion),var(--mustard) 60%,var(--indigo));z-index:200;will-change:transform}

  /* 出現アニメ（ぼかし＋スケール＋スタッガー・スプリング風イージング） */
  .reveal{opacity:0;transform:translateY(34px) scale(.975);filter:blur(8px);
    transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1),filter .6s ease;
    transition-delay:calc(var(--i,0)*80ms)}
  .reveal.in{opacity:1;transform:none;filter:none}

  /* ヒーロー：コピーのパララックス／巨大ロゴの色ズレ奥行き */
  .hero-copy{will-change:transform,opacity}
  h1.logo{will-change:transform}
  h1.logo::before,h1.logo::after{will-change:transform}

  /* ゲームカードの3Dチルト（PCのみ・JSで付与） */
  .decks{perspective:1100px}
  .deck.tilt{transition:transform .09s linear,box-shadow .16s ease-out;will-change:transform}

  /* スライダー端末画像の微パララックス */
  .slide .device .phone{will-change:transform}

  /* ---------- manifest：ピン留めのシネマティック文 ---------- */
  .manifest{position:relative;height:150vh}
  .manifest .track{position:sticky;top:0;height:100vh;display:grid;place-items:center;overflow:hidden;text-align:center}
  .manifest .line{font-family:"Archivo Black",sans-serif;font-weight:400;font-size:clamp(46px,10.5vw,140px);line-height:.92;letter-spacing:-.02em;color:var(--ink);
    transform:scale(var(--ms,.72));opacity:var(--mo,0);will-change:transform,opacity}
  .manifest .line .n{color:var(--vermilion)}
  .manifest .sub{margin-top:20px;font-family:"Space Mono",monospace;font-size:clamp(12px,1.7vw,15px);letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);
    opacity:var(--mo2,0);transform:translateY(calc((1 - var(--mo2,0)) * 16px));will-change:transform,opacity}
  /* 背景に薄い版ズレの四角（奥行き演出） */
  .manifest .glyph{position:absolute;border:2px solid var(--ink);border-radius:12px;opacity:calc(var(--mo,0) * .5);}
  .manifest .glyph.a{width:120px;height:120px;left:8%;top:24%;background:var(--paper-2);transform:rotate(-8deg) translateY(calc(var(--mp,0) * -60px))}
  .manifest .glyph.b{width:86px;height:86px;right:11%;top:30%;background:var(--vermilion);transform:rotate(10deg) translateY(calc(var(--mp,0) * 40px))}
  .manifest .glyph.c{width:64px;height:64px;left:18%;bottom:20%;background:var(--indigo);transform:rotate(6deg) translateY(calc(var(--mp,0) * 50px))}

  @keyframes riseIn{from{opacity:0;transform:translateY(28px) scale(.972);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
  @media (prefers-reduced-motion:no-preference){
    .hero .kick,.hero h1,.hero .tagline,.hero .lede,.hero .hero-cta,.hero .hero-hint,.decks .deck{opacity:0;animation:riseIn .9s cubic-bezier(.16,1,.3,1) forwards}
    .hero .kick{animation-delay:.04s}.hero h1{animation-delay:.1s}.hero .tagline{animation-delay:.18s}.hero .lede{animation-delay:.24s}
    .hero .hero-cta{animation-delay:.3s}.hero .hero-hint{animation-delay:.36s}
    .decks .deck:nth-child(1){animation-delay:.34s}.decks .deck:nth-child(2){animation-delay:.42s}.decks .deck:nth-child(3){animation-delay:.5s}.decks .deck:nth-child(4){animation-delay:.58s}.decks .deck:nth-child(5){animation-delay:.66s}
  }
  @media (prefers-reduced-motion:reduce){
    .reveal{opacity:1;transform:none;filter:none;transition:none}
    .progress{display:none}
    .manifest{height:auto}
    .manifest .track{position:static;height:auto;padding:64px 0}
    .manifest .line{transform:none;opacity:1}.manifest .sub{opacity:1;transform:none}
    .manifest .glyph{display:none}
  }
  /* スマホ：重いスクロール連動(ピン留めスクラブ)はやめ、通常セクション化して挙動を安定させる */
  @media (max-width:700px){
    .manifest{height:auto}
    .manifest .track{position:static;height:auto;padding:60px 0;overflow:visible}
    .manifest .glyph{display:none}
    .manifest .line{transform:none;opacity:1}
    .manifest .sub{opacity:1;transform:none}
  }
  /* スマホでも“動き”は出す：視界に入ったら一度だけ拡大フェードイン（sticky不使用＝カクつかない） */
  @media (max-width:700px) and (prefers-reduced-motion:no-preference){
    .manifest .line{opacity:0;transform:scale(.84) translateY(24px);
      transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}
    .manifest .sub{opacity:0;transform:translateY(12px);
      transition:opacity .8s ease .2s,transform .8s cubic-bezier(.16,1,.3,1) .2s}
    .manifest.in .line{opacity:1;transform:none}
    .manifest.in .sub{opacity:1;transform:none}
  }
  :focus-visible{outline:2px solid var(--vermilion);outline-offset:3px;border-radius:4px}

  /* ---------- glance (早見表) ---------- */
  .glance{margin:76px 0 0}
  .glance-def{max-width:780px;font-size:15px;line-height:1.85;color:var(--ink);font-weight:500;margin:-4px 0 22px}
  .tbl-hint{display:none;align-items:center;gap:7px;font-family:"Space Mono",monospace;font-size:12px;color:var(--ink-soft);margin:0 0 10px}
  .tbl-hint svg{width:15px;height:15px}
  @media(max-width:820px){.tbl-hint{display:flex}}
  .tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:2px solid var(--ink);border-radius:10px;background:var(--paper-2);box-shadow:4px 4px 0 var(--ink)}
  .glance-tbl{width:100%;min-width:780px;border-collapse:collapse;font-size:13.5px}
  .glance-tbl caption{caption-side:bottom;text-align:left;font-family:"Space Mono",monospace;font-size:12px;color:var(--ink-soft);padding:10px 14px;letter-spacing:.04em;border-top:2px solid var(--ink)}
  .glance-tbl th,.glance-tbl td{padding:11px 12px;text-align:left;vertical-align:middle;border-bottom:1.5px solid var(--paper-edge)}
  .glance-tbl thead th{font-family:"Space Mono",monospace;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--paper);background:var(--ink);white-space:nowrap}
  .glance-tbl tbody tr:nth-child(even){background:var(--paper)}
  .glance-tbl tbody tr:last-child th,.glance-tbl tbody tr:last-child td{border-bottom:0}
  .glance-tbl td.no{font-family:"Space Mono",monospace;font-weight:700;color:var(--accent);white-space:nowrap}
  .glance-tbl th[scope=row]{font-weight:400;min-width:176px}
  .glance-tbl th[scope=row] b{display:block;font-family:"Archivo Black",sans-serif;font-weight:400;font-size:15px;letter-spacing:-.01em;color:var(--ink)}
  .glance-tbl th[scope=row] span{display:block;font-size:12.5px;color:var(--ink-soft);font-weight:500}
  .glance-tbl td{white-space:nowrap}
  .glance-tbl td.lk a{display:inline-flex;align-items:center;min-height:40px;font-family:"Space Mono",monospace;font-size:12px;font-weight:700;border:2px solid var(--ink);border-radius:6px;padding:0 9px;margin-right:5px;background:var(--paper);box-shadow:2px 2px 0 var(--ink);transition:transform .12s,box-shadow .12s}
  .glance-tbl td.lk a:first-child{background:var(--btn,var(--accent));color:var(--btn-fg,var(--paper))}
  .glance-tbl td.lk a:last-child{margin-right:0}
  .glance-tbl td.lk a:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 var(--ink)}
  @media(max-width:700px){.glance-tbl caption::after{content:" ／ 横にスクロールできます"}}

  /* ---------- faq ---------- */
  .faq{margin:76px 0 30px}
  .finds{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
  @media(max-width:700px){.finds{grid-template-columns:1fr}}
  .find{display:block;padding:20px 22px;border-radius:10px;background:var(--paper-2);border:2px solid var(--ink);
    box-shadow:4px 4px 0 var(--ink);transition:transform .15s,box-shadow .15s}
  .find:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
  .find b{display:block;font-size:17px;font-weight:700;margin-bottom:4px}
  .find span{color:var(--ink-soft);font-size:14px;font-weight:500}
  .faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
  @media(max-width:700px){.faq-list{grid-template-columns:1fr}}
  .faq-item{background:var(--paper-2);border:2px solid var(--ink);border-radius:10px;padding:16px 18px;box-shadow:3px 3px 0 var(--ink)}
  .faq-item h3{display:flex;align-items:baseline;gap:10px;font-size:14.5px;font-weight:700;color:var(--ink);margin-bottom:8px}
  .faq-item h3 .qm{flex:none;font-family:"Space Mono",monospace;font-size:11px;font-weight:700;color:var(--paper);background:var(--vermilion);border:1.5px solid var(--ink);border-radius:4px;padding:0 6px}
  .faq-item p{color:var(--ink-soft);font-size:13.5px;line-height:1.7;font-weight:500}

.foot-voice{padding-top:22px;padding-bottom:4px;border-top:1.5px solid rgba(43,38,34,.16);margin-top:26px;color:var(--ink)}
.foot-voice .fv-lead{margin:0 0 4px;font-size:13px;color:var(--ink-soft);line-height:1.7}
  .nw{white-space:nowrap}
  @media(max-width:700px){.hero .lede{text-align:left}}
/* モック用：撮影で出現アニメを止める */
*{animation:none!important}
.hero .kick,.hero h1,.hero .tagline,.hero .lede,.hero .hero-cta,.hero .hero-hint,.decks .deck,.reveal{opacity:1!important;transform:none!important;filter:none!important}
.progress{display:none}