@font-face { font-family: "Noto Sans JP"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/front-page/noto-sans-jp-400.woff2") format("woff2"); }
@font-face { font-family: "Noto Sans JP"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/front-page/noto-sans-jp-700.woff2") format("woff2"); }
@font-face { font-family: "Noto Sans JP"; font-style: normal; font-weight: 900; font-display: swap; src: url("../fonts/front-page/noto-sans-jp-900.woff2") format("woff2"); }
@font-face { font-family: "Orbitron"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/front-page/orbitron-500.woff2") format("woff2"); }
@font-face { font-family: "Orbitron"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/front-page/orbitron-700.woff2") format("woff2"); }
@font-face { font-family: "Orbitron"; font-style: normal; font-weight: 900; font-display: swap; src: url("../fonts/front-page/orbitron-900.woff2") format("woff2"); }

/* Front page owns the full viewport; hide SWELL chrome only on this template. */
body.monster-front-page #header,
body.monster-front-page #fix_header,
body.monster-front-page #main_visual,
body.monster-front-page #post_slider,
body.monster-front-page #sp_menu,
body.monster-front-page #footer,
body.monster-front-page #fix_bottom_menu,
body.monster-front-page #pagetop,
body.monster-front-page #sidebar,
body.monster-front-page .l-header,
body.monster-front-page .l-fixHeader,
body.monster-front-page .l-footer,
body.monster-front-page .l-fixFooter,
body.monster-front-page .l-sidebar,
body.monster-front-page .p-mainVisual,
body.monster-front-page .p-postSlider,
body.monster-front-page .p-spMenu,
body.monster-front-page .p-fixBtnWrap,
body.monster-front-page .p-fixBtn,
body.monster-front-page .c-fixBtn,
body.monster-front-page .c-pageTitle,
body.monster-front-page .c-breadcrumb,
body.monster-front-page .p-pageTitle,
body.monster-front-page .p-breadcrumbWrap { display: none !important; }
body.monster-front-page #body_wrap,
body.monster-front-page #content,
body.monster-front-page .l-content,
body.monster-front-page .l-container,
body.monster-front-page .l-main,
body.monster-front-page .post_content,
body.monster-front-page .entry-content,
body.monster-front-page .l-mainContent__inner,
body.monster-front-page .l-mainContent__body { display: block !important; width: 100% !important; max-width: 100% !important; margin: 0 !important; padding: 0 !important; background: transparent !important; }
body.monster-front-page #wpadminbar { display: none !important; }
body.monster-front-page.admin-bar { margin-top: 0 !important; padding-top: 0 !important; }


  :root{
    --jp:"Noto Sans JP",system-ui,sans-serif;
    --en:"Orbitron",sans-serif;
    --ink:#e8eef8;
    --muted:#8b94a8;
    --accent:#7af0c7;
    --accent2:#7dd3fc;
    --gold:#f5c451;
    --pink:#ff79c6;
    --void:#03050b;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{background:var(--void);color:var(--ink);font-family:var(--jp);line-height:1.7;-webkit-font-smoothing:antialiased}
  body{overflow-x:hidden;-webkit-tap-highlight-color:transparent}
  /* iOSのアドレスバー伸縮で高さがガタつくのを軽減 */
  @supports (height:100dvh){
    .world-host{height:100dvh}
  }
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;cursor:pointer}

  /* ===== 3D World ===== */
  /* ページ全体をスクロール可能にしつつ、視覚は固定3Dワールド */
  .world-host{
    position:fixed;inset:0;z-index:1;
    perspective:1200px;
    perspective-origin:50% 50%;
    overflow:hidden;
  }
  .world{
    position:absolute;inset:0;
    transform-style:preserve-3d;
    will-change:transform;
  }
  .layer{
    position:absolute;left:50%;top:50%;
    transform-origin:50% 50%;
    transform-style:preserve-3d;
    will-change:transform,opacity;
  }

  /* スクロール用の高さ確保（実際の表示は固定3D） */
  .scroll-track{
    position:relative;z-index:2;
    /* 各章のスクロール距離を広く確保 */
  }
  .chapter-anchor{
    /* カードセクション間スペースを広めに確保（読み終わってから次の章へ） */
    height:220vh;position:relative;pointer-events:none;
  }
  /* Hero（c0）はスタート地点なので短く */
  .chapter-anchor#c0{height:100svh}
  /* 最終章はコンテンツの直後でスクロール終了 */
  .chapter-anchor#c5{height:100svh}
  .chapter-content{
    position:sticky;top:0;
    min-height:100svh;
    display:flex;align-items:center;justify-content:center;
    padding:100px 24px;pointer-events:auto;
    opacity:0;transform:translateY(30px) translateZ(0);
    transition:opacity .35s ease,transform .35s ease;
  }
  .chapter-anchor.active .chapter-content{opacity:1;transform:translateY(0)}
  .chapter-anchor.exit .chapter-content{opacity:0;transform:translateY(-40px)}

  .panel{
    max-width:1080px;width:100%;
    background:linear-gradient(180deg,rgba(8,12,20,.55),rgba(4,7,14,.65));
    border:1px solid rgba(255,255,255,.08);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-radius:24px;padding:48px;
    box-shadow:0 30px 80px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.05);
    position:relative;
  }
  /* パネル左上ロゴの分、kickerに上スペースを確保（ロゴと重ならないように） */
  .panel > .kicker:first-of-type,
  .panel > .panel-logo + .kicker{margin-top:64px}
  .kicker{
    font-family:var(--en);font-size:11px;letter-spacing:.3em;
    color:var(--accent);font-weight:700;margin-bottom:14px;
    display:inline-flex;align-items:center;gap:10px;
  }
  .kicker::before{content:"";width:24px;height:1px;background:var(--accent)}
  h2.title{font-size:clamp(30px,4.6vw,52px);font-weight:800;line-height:1.2;margin-bottom:18px}
  .lead{font-size:clamp(14px,1.3vw,17px);color:var(--muted);max-width:680px;line-height:1.85}

  /* ===== HUD ===== */
  .hud{
    position:fixed;inset:0;pointer-events:none;z-index:50;
    display:flex;flex-direction:column;justify-content:space-between;
  }
  .hud-top,.hud-bottom{
    display:flex;justify-content:space-between;align-items:center;
    padding:18px 28px;pointer-events:auto;
  }
  .hud-brand{display:flex;align-items:center;gap:12px;font-family:var(--en);font-weight:900;letter-spacing:.18em;font-size:16px}
  .hud-brand{transition:opacity .7s ease, transform .7s ease;will-change:opacity,transform}
  .hud-brand.hidden{opacity:0;transform:translateY(-8px);pointer-events:none}
  .hud-brand .mark{
    width:44px;height:44px;border-radius:50%;
    background: var(--monster-front-logo-url) center/contain no-repeat;
    box-shadow:0 0 22px rgba(122,240,199,.45);
    filter:drop-shadow(0 2px 8px rgba(0,0,0,.5));
  }
  .hud-actions{display:flex;gap:10px}
  .btn{
    font-family:var(--jp);font-weight:700;font-size:13px;
    padding:9px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.18);
    background:rgba(10,15,25,.55);backdrop-filter:blur(10px);color:var(--ink);
    transition:all .25s ease;letter-spacing:.04em;
  }
  .btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
  .btn:active{transform:translateY(1px) scale(.97);transition-duration:.08s}
  .btn-primary{
    background:linear-gradient(135deg,var(--accent),var(--accent2));
    color:#04121a;border-color:transparent;
    box-shadow:0 6px 24px rgba(122,240,199,.35);
  }
  .btn-primary:hover{transform:translateY(-2px);color:#04121a;box-shadow:0 10px 30px rgba(122,240,199,.5)}
  .btn-primary:active{transform:translateY(1px) scale(.97);box-shadow:0 4px 12px rgba(122,240,199,.4)}
  .btn-secondary{background:rgba(255,255,255,.04);color:var(--ink)}
  .btn-secondary:hover{background:rgba(255,255,255,.08);border-color:var(--accent);color:var(--accent)}

  /* クリック時のリップル（共通）*/
  .btn,.plan-cta,.final-foot a{position:relative;overflow:hidden;isolation:isolate}
  .ripple-fx{
    position:absolute;border-radius:50%;
    background:radial-gradient(circle,rgba(255,255,255,.5) 0%,rgba(255,255,255,.15) 40%,transparent 70%);
    pointer-events:none;transform:translate(-50%,-50%) scale(0);
    animation:ripplePop .6s ease-out forwards;
    z-index:0;mix-blend-mode:screen;
  }
  @keyframes ripplePop{
    0%{transform:translate(-50%,-50%) scale(0);opacity:.9}
    100%{transform:translate(-50%,-50%) scale(2.4);opacity:0}
  }
  /* 押下時の収縮アニメーション（プランCTA/footリンクにも） */
  .plan-cta{transition:all .25s ease}
  .plan-cta:active{transform:translateY(1px) scale(.98);transition-duration:.08s}
  /* footリンクは下線がふわっと出る */
  .final-foot a{display:inline-block;padding:2px 0;transition:color .25s ease,transform .2s ease}
  .final-foot a::after{
    content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
    background:var(--accent);transform:scaleX(0);transform-origin:left;
    transition:transform .3s ease;
  }
  .final-foot a:hover::after{transform:scaleX(1)}
  .final-foot a:active{transform:translateY(1px);color:var(--accent)}

  .progress{
    position:fixed;left:0;top:0;height:2px;width:0%;
    background:linear-gradient(90deg,var(--accent),var(--accent2),var(--gold));
    z-index:60;box-shadow:0 0 12px var(--accent);
  }

  .chapters{
    position:fixed;right:24px;top:50%;transform:translateY(-50%);
    display:flex;flex-direction:column;gap:14px;z-index:55;
    pointer-events:auto;
  }
  .chapter-dot{
    display:flex;align-items:center;gap:10px;cursor:pointer;
    color:var(--muted);font-size:11px;letter-spacing:.1em;
    font-family:var(--en);font-weight:700;text-transform:uppercase;
    transition:color .3s;
  }
  .chapter-dot .dot{
    width:8px;height:8px;border-radius:50%;
    border:1px solid var(--muted);background:transparent;
    transition:all .3s;
  }
  .chapter-dot .label{opacity:0;transition:opacity .3s}
  .chapter-dot:hover .label,.chapter-dot.active .label{opacity:1}
  .chapter-dot.active{color:var(--accent)}
  .chapter-dot.active .dot{background:var(--accent);border-color:var(--accent);box-shadow:0 0 10px var(--accent)}

  .scroll-hint{
    position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
    color:var(--muted);font-size:11px;letter-spacing:.2em;
    font-family:var(--en);font-weight:600;z-index:55;
    display:flex;flex-direction:column;align-items:center;gap:6px;
    transition:opacity .5s;
  }
  .scroll-hint.hidden{opacity:0;pointer-events:none}
  .scroll-hint::after{
    content:"";width:1px;height:30px;
    background:linear-gradient(180deg,var(--accent),transparent);
    animation:beam 1.6s ease-in-out infinite;
  }
  @keyframes beam{0%,100%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1)}}

  /* ===== ロゴ系 ===== */
  .logo-watermark{
    position:absolute;left:50%;top:50%;
    width:min(70vmin,520px);height:min(70vmin,520px);
    margin-left:calc(min(70vmin,520px) / -2);
    margin-top:calc(min(70vmin,520px) / -2);
    background: var(--monster-front-logo-url) center/contain no-repeat;
    pointer-events:none;
    will-change:transform,opacity;
  }
  .hero-logo{
    width:min(38vmin,200px);
    height:min(38vmin,200px);
    margin:0 auto 28px;
    background: var(--monster-front-logo-url) center/contain no-repeat;
    filter:drop-shadow(0 0 40px rgba(122,240,199,.5)) drop-shadow(0 8px 30px rgba(0,0,0,.6));
    animation:logoFloat 6s ease-in-out infinite;
    transition:opacity .8s ease, transform .8s ease;
    will-change:opacity,transform;
  }
  @keyframes logoFloat{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-12px) rotate(2deg)}}
  .final-logo{
    width:min(30vmin,160px);height:min(30vmin,160px);
    margin:0 auto 24px;
    background: var(--monster-front-logo-url) center/contain no-repeat;
    filter:drop-shadow(0 0 30px rgba(122,240,199,.6)) drop-shadow(0 6px 24px rgba(0,0,0,.5));
    animation:logoFloat 5s ease-in-out infinite;
  }
  .panel-logo{
    position:absolute;left:24px;top:24px;
    width:54px;height:54px;
    background: var(--monster-front-logo-url) center/contain no-repeat;
    opacity:1;pointer-events:none;
    filter:drop-shadow(0 2px 12px rgba(0,0,0,.5)) drop-shadow(0 0 20px rgba(122,240,199,.25));
  }

  /* ===== 背景パーティクル ===== */
  .bg-fill{position:absolute;inset:0;background:radial-gradient(ellipse at 50% 50%,#0c1428 0%,#03050b 70%)}
  .stars,.stars2,.stars3{position:absolute;inset:-50%;background-repeat:repeat;animation:drift 200s linear infinite}
  .stars{background-image:radial-gradient(1px 1px at 20% 30%,#fff,transparent),radial-gradient(1px 1px at 70% 80%,#fff,transparent),radial-gradient(2px 2px at 40% 60%,rgba(255,255,255,.6),transparent),radial-gradient(1px 1px at 90% 20%,#fff,transparent);background-size:600px 600px;opacity:.55}
  .stars2{background-image:radial-gradient(1px 1px at 10% 80%,var(--accent),transparent),radial-gradient(1.5px 1.5px at 60% 20%,var(--accent2),transparent);background-size:900px 900px;opacity:.45;animation-duration:300s}
  .stars3{background-image:radial-gradient(2px 2px at 30% 40%,var(--gold),transparent),radial-gradient(1px 1px at 75% 10%,var(--pink),transparent);background-size:1200px 1200px;opacity:.35;animation-duration:400s}
  @keyframes drift{from{transform:translate(0,0)}to{transform:translate(-600px,-300px)}}

  /* ===== 3D オブジェクト群 ===== */
  /* 巨大なリング（ワープゲート） */
  .ring{
    width:600px;height:600px;border-radius:50%;
    border:2px solid rgba(122,240,199,.4);
    box-shadow:0 0 60px rgba(122,240,199,.3),inset 0 0 60px rgba(122,240,199,.2);
    margin-left:-300px;margin-top:-300px;
  }
  .ring.b{border-color:rgba(125,211,252,.4);box-shadow:0 0 60px rgba(125,211,252,.3),inset 0 0 60px rgba(125,211,252,.2)}
  .ring.c{border-color:rgba(245,196,81,.4);box-shadow:0 0 60px rgba(245,196,81,.3),inset 0 0 60px rgba(245,196,81,.2)}
  .ring.d{border-color:rgba(255,121,198,.4);box-shadow:0 0 60px rgba(255,121,198,.3),inset 0 0 60px rgba(255,121,198,.2)}

  /* 3D グリッドフロア */
  .grid-floor3d{
    width:200vw;height:200svh;margin-left:-100vw;margin-top:-100svh;
    background:
      linear-gradient(0deg,rgba(122,240,199,.25) 1px,transparent 1px) 0 0/80px 80px,
      linear-gradient(90deg,rgba(122,240,199,.25) 1px,transparent 1px) 0 0/80px 80px;
    transform:rotateX(75deg) translateZ(-200px);
    mask-image:radial-gradient(ellipse at center,#000 20%,transparent 70%);
    -webkit-mask-image:radial-gradient(ellipse at center,#000 20%,transparent 70%);
  }

  /* 3D ボックスタワー */
  .cube{
    width:120px;height:120px;margin-left:-60px;margin-top:-60px;
    background:linear-gradient(135deg,rgba(122,240,199,.2),rgba(125,211,252,.2));
    border:1px solid rgba(122,240,199,.5);
    box-shadow:0 0 40px rgba(122,240,199,.3);
  }

  /* オーブ */
  .orb{
    width:300px;height:300px;border-radius:50%;
    margin-left:-150px;margin-top:-150px;
    background:radial-gradient(circle at 30% 30%,rgba(255,121,198,.7),rgba(125,211,252,.4) 50%,transparent 80%);
    filter:blur(20px);
  }

  /* ライン */
  .line-h{width:60vw;height:1px;margin-left:-30vw;background:linear-gradient(90deg,transparent,var(--accent),transparent)}
  .line-v{width:1px;height:60vh;margin-top:-30vh;background:linear-gradient(180deg,transparent,var(--accent),transparent)}

  /* ===== Hero ===== */
  .hero-tag{
    display:inline-flex;align-items:center;gap:10px;
    padding:6px 16px;border-radius:999px;
    background:rgba(122,240,199,.08);border:1px solid rgba(122,240,199,.3);
    font-family:var(--en);font-size:11px;letter-spacing:.25em;
    color:var(--accent);font-weight:700;margin-bottom:24px;
  }
  .hero-tag::before{content:"";width:6px;height:6px;background:var(--accent);border-radius:50%;box-shadow:0 0 10px var(--accent);animation:blink 1.5s infinite}
  @keyframes blink{50%{opacity:.3}}
  .hero-title{
    font-size:clamp(40px,7vw,92px);font-weight:900;line-height:1.05;
    letter-spacing:0;margin-bottom:20px;
    background:linear-gradient(180deg,#fff 0%,#fff 60%,rgba(122,240,199,.7) 100%);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-title .accent{
    background:linear-gradient(135deg,var(--accent),var(--accent2),var(--gold));
    -webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block;
  }
  .hero-sub{font-size:clamp(15px,1.5vw,18px);color:var(--muted);margin-bottom:28px}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap}
  .hero-cta .btn{padding:13px 26px}
  .hero-text-wrap{text-align:center}

  /* ===== Belief grid ===== */
  .belief-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:32px}
  .belief-grid.belief-grid-3{grid-template-columns:repeat(3,1fr)}
  .belief-card{
    padding:26px;border-radius:16px;
    background:linear-gradient(180deg,rgba(20,28,44,.5),rgba(8,12,20,.4));
    border:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden;
  }
  .belief-num{font-family:var(--en);font-size:48px;font-weight:900;color:rgba(122,240,199,.18);line-height:1;margin-bottom:6px}
  .belief-card h3{font-size:20px;font-weight:800;margin-bottom:8px}
  .belief-card p{color:var(--muted);font-size:13.5px}

  /* ===== System nodes ===== */
  .nodes{margin-top:32px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .node{
    padding:22px;border-radius:14px;
    background:linear-gradient(180deg,rgba(20,28,44,.6),rgba(8,12,20,.5));
    border:1px solid rgba(125,211,252,.25);position:relative;
  }
  .node::after{content:"";position:absolute;top:50%;right:-22px;width:22px;height:1px;background:linear-gradient(90deg,var(--accent2),transparent)}
  .node:last-child::after{display:none}
  .node-icon{
    width:42px;height:42px;border-radius:11px;
    background:linear-gradient(135deg,rgba(125,211,252,.2),rgba(122,240,199,.2));
    border:1px solid rgba(125,211,252,.4);
    display:flex;align-items:center;justify-content:center;
    font-family:var(--en);font-weight:900;font-size:16px;
    color:var(--accent2);margin-bottom:14px;
  }
  .node h4{font-size:16px;font-weight:800;margin-bottom:6px}
  .node p{color:var(--muted);font-size:13px}

  /* ===== Path tower ===== */
  .tower{margin-top:32px;display:flex;flex-direction:column;gap:14px}
  .tower-row{
    display:grid;grid-template-columns:70px 1fr 1fr;gap:14px;
    padding:18px 20px;border-radius:12px;
    background:linear-gradient(90deg,rgba(20,28,44,.6),rgba(8,12,20,.4));
    border:1px solid rgba(255,255,255,.07);align-items:center;
    transition:transform .3s,border-color .3s;
  }
  .tower-row:hover{transform:translateX(6px);border-color:rgba(122,240,199,.3)}
  .tower-row .lv{font-family:var(--en);font-weight:900;font-size:26px;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
  .tower-row h5{font-size:15px;font-weight:700;margin-bottom:3px}
  .tower-row .col p{color:var(--muted);font-size:12.5px}
  .tower-row .col .tag{font-size:10px;letter-spacing:.15em;color:var(--gold);font-family:var(--en);font-weight:700;margin-bottom:3px;display:block}

  /* ===== Voices ===== */
  .voices{margin-top:32px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .voice{padding:18px;border-radius:13px;background:linear-gradient(180deg,rgba(30,18,40,.55),rgba(15,8,25,.5));border:1px solid rgba(255,121,198,.18)}
  .voice-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
  .avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--pink),var(--accent2));display:flex;align-items:center;justify-content:center;font-weight:900;font-size:13px;color:#1a0612}
  .voice .name{font-size:12.5px;font-weight:700}
  .voice .role{font-size:10.5px;color:var(--muted)}
  .voice p{font-size:13px;color:#dde0eb;line-height:1.7}

  /* ===== Plans ===== */
  .plans{margin-top:32px;display:grid;grid-template-columns:1fr 1fr;gap:20px}
  .plan{position:relative;padding:32px 28px;border-radius:18px;background:linear-gradient(180deg,rgba(20,28,44,.65),rgba(8,12,20,.6));border:1px solid rgba(255,255,255,.1)}
  .plan.feat{border-color:rgba(122,240,199,.5);background:linear-gradient(180deg,rgba(20,40,40,.65),rgba(8,18,22,.6));box-shadow:0 20px 60px rgba(122,240,199,.1)}
  .plan.feat::before{content:"RECOMMENDED";position:absolute;top:-1px;right:24px;padding:5px 14px;border-radius:0 0 10px 10px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04121a;font-family:var(--en);font-weight:900;font-size:10px;letter-spacing:.2em}
  .plan-name{font-family:var(--en);font-size:12px;letter-spacing:.25em;color:var(--muted);font-weight:700;margin-bottom:10px}
  .plan-price{display:flex;align-items:baseline;gap:8px;margin-bottom:4px}
  .plan-price .amt{font-size:40px;font-weight:900;line-height:1;font-family:var(--en)}
  .plan-price .per{color:var(--muted);font-size:12px}
  .plan-note{color:var(--muted);font-size:11.5px;margin-bottom:16px}
  .plan-feats{list-style:none;display:flex;flex-direction:column;gap:7px;margin-bottom:20px}
  .plan-feats li{font-size:13px;display:flex;align-items:start;gap:10px}
  .plan-feats li::before{content:"";width:12px;height:12px;border-radius:50%;flex-shrink:0;margin-top:4px;background:radial-gradient(circle,var(--accent) 0,var(--accent) 30%,transparent 33%);border:1px solid var(--accent)}
  .plan-cta{display:block;text-align:center;padding:13px;border-radius:11px;font-weight:700;font-size:13px;transition:all .25s}
  .plan-cta.outline{border:1px solid rgba(255,255,255,.2);color:var(--ink)}
  .plan-cta.outline:hover{border-color:var(--accent);color:var(--accent)}
  .plan-cta.solid{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#04121a}
  .plan-cta.solid:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(122,240,199,.4)}

  /* ===== 水の波紋（カーソル軌跡）===== */
  .ripple-canvas{
    position:fixed;left:0;top:0;width:100%;height:100%;
    pointer-events:none;z-index:9999;
    will-change:transform;
  }

  /* ===== Final ===== */
  .final-wrap{text-align:center}
  .final-wrap h2{font-size:clamp(34px,5.4vw,64px);font-weight:900;margin-bottom:16px}
  .final-wrap p{color:var(--muted);max-width:560px;margin:0 auto 28px}
  .final-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
  .final-cta .btn{padding:14px 28px}
  .final-foot{margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:14px 22px;color:var(--muted);font-size:11.5px}
  .final-foot a:hover{color:var(--accent)}

  /* ===== レスポンシブ ===== */
  @media (max-width:1024px){
    .panel{padding:36px}
    .chapter-content{padding:90px 20px}
  }
  @media (max-width:780px){
    /* モバイルではpersepectiveを浅くして3Dの誇張を抑え、視線を安定 */
    .world-host{perspective:900px}
    /* 章間のスクロール距離はデスクトップと同じ設計を維持 */
    /* 重い背景レイヤーを軽量化 */
    .stars3{display:none}
    .stars,.stars2{opacity:.4}
    .grid-floor3d{background-size:120px 120px}
    .ring{width:380px;height:380px;margin-left:-190px;margin-top:-190px}
    .orb{width:200px;height:200px;margin-left:-100px;margin-top:-100px;filter:blur(14px)}

    .hud-top,.hud-bottom{padding:12px 14px}
    .hud-brand{font-size:13px;letter-spacing:.14em;gap:10px}
    .hud-brand .mark{width:36px;height:36px}
    .btn{padding:8px 12px;font-size:11.5px;letter-spacing:.02em}
    /* モバイルでもログインボタンは表示する */
    .panel{padding:26px 18px;border-radius:16px}
    .panel > .panel-logo + .kicker{margin-top:48px}
    .panel-logo{width:34px;height:34px;left:12px;top:12px;opacity:1}
    .chapter-content{padding:70px 14px}
    .nodes,.belief-grid,.belief-grid.belief-grid-3,.plans,.voices{grid-template-columns:1fr;gap:14px}
    .node::after{display:none}
    .tower-row{grid-template-columns:46px 1fr;gap:10px;padding:14px 14px}
    .tower-row .lv{font-size:22px}
    .tower-row .col:nth-child(3){grid-column:1/-1;padding-top:6px;border-top:1px dashed rgba(255,255,255,.08)}
    .tower-row:hover{transform:none}
    .chapters{display:none}
    .hero-cta,.final-cta{flex-direction:column;align-items:stretch;width:100%}
    .hero-cta .btn,.final-cta .btn{width:100%;padding:14px 20px;font-size:14px}
    .scroll-hint{font-size:10px;bottom:14px}
    .scroll-hint::after{height:22px}
    .progress{height:3px}
    .hero-tag{font-size:10px;letter-spacing:.2em;padding:5px 12px;margin-bottom:18px}
    .hero-logo{width:140px;height:140px;margin-bottom:20px}
    .final-logo{width:120px;height:120px}
    .final-foot{font-size:11px;flex-direction:column;align-items:flex-start;text-align:left}
    .final-foot > div:nth-child(2){gap:12px}
    .lead{font-size:13.5px}
    .kicker{font-size:10px;letter-spacing:.22em;margin-bottom:10px}
  }
  @media (max-width:480px){
    .panel{padding:22px 14px;border-radius:14px}
    h2.title{font-size:24px;line-height:1.3;margin-bottom:12px}
    .hero-title{font-size:34px;line-height:1.1}
    .hero-sub{font-size:13.5px;margin-bottom:22px}
    .belief-num{font-size:32px}
    .belief-card{padding:20px}
    .belief-card h3{font-size:17px}
    .belief-card p{font-size:13px}
    .node{padding:18px}
    .plan-price .amt{font-size:30px}
    .plan{padding:22px 16px}
    .plan-feats li{font-size:12.5px}
    .ring{width:300px;height:300px;margin-left:-150px;margin-top:-150px}
    .final-wrap h2{font-size:30px}
  }
  /* タッチ端末ではhover発火による表示崩れを抑制 */
  @media (hover:none){
    .btn:hover,.plan-cta:hover,.tower-row:hover,.chapter-dot:hover .label{
      transform:none;border-color:initial;color:inherit;opacity:initial;
    }
  }
  /* 短い画面（横向き等） */
  @media (max-height:680px){
    .chapter-content{padding:70px 20px 50px}
    h2.title{font-size:28px}
    .hero-title{font-size:44px}
  }
  /* モーション控えめ設定を尊重 */
  @media (prefers-reduced-motion:reduce){
    .stars,.stars2,.stars3{animation:none}
    .hero-logo,.final-logo{animation:none}
  }


/* Production hardening overrides. */
.hud-brand, .btn, .plan-cta, .chapter-dot, .final-foot a { text-decoration: none; }
.hud-actions .btn { white-space: nowrap; }
.hud-actions .btn-primary { min-width: 116px; text-align: center; }
.ripple-canvas { z-index: 40; }
.front-disclaimer { grid-column: 1 / -1; color: var(--muted); line-height: 1.75; max-width: 980px; text-align: left; }
.final-foot-links { display: flex; gap: 18px; flex-wrap: wrap; justify-content: flex-end; }
.chapter-dot[aria-current="true"] .label { opacity: 1; }
.chapter-anchor#c4 { min-height: 240vh; }
@media (max-width: 780px) {
  .hud-top { gap: 10px; align-items: center; }
  .hud-brand { min-width: 0; letter-spacing: .08em; }
  .hud-actions { gap: 6px; align-items: center; flex-shrink: 0; }
  .hud-actions .btn { padding: 8px 10px; font-size: 11px; line-height: 1.1; }
  .hud-actions .btn-secondary { min-width: 64px; text-align: center; }
  .hud-actions .btn-primary { min-width: 88px; max-width: 104px; }
  .scroll-hint { display: none; }
  .final-logo { width: 92px; height: 92px; margin-bottom: 18px; }
  .final-foot { display: flex; flex-direction: column; align-items: stretch; text-align: left; gap: 12px; margin-top: 28px; }
  .front-disclaimer { line-height: 1.7; max-width: none; }
  .final-foot-links { gap: 8px 12px; justify-content: flex-start; }
  .final-foot-links a { display: inline-flex; min-height: 24px; align-items: center; }
  .logo-watermark {
    display: block;
    width: min(82vmin, 340px);
    height: min(82vmin, 340px);
    margin-left: calc(min(82vmin, 340px) / -2);
    margin-top: calc(min(82vmin, 340px) / -2);
  }
  .chapter-anchor { min-height: 170vh; }
  .chapter-anchor#c0 { min-height: 100svh; }
  .chapter-anchor#c4 { min-height: 260vh; }
  .chapter-anchor#c5 {
    height: auto;
    min-height: auto;
  }
  .chapter-content { align-items: center; padding-top: 88px; padding-bottom: 72px; }
  .chapter-anchor#c5 .chapter-content {
    position: relative;
    top: auto;
    min-height: auto;
    padding-top: 96px;
    padding-bottom: max(36px, env(safe-area-inset-bottom));
  }
  .panel,
  .final-wrap {
    max-height: none;
    overflow: visible;
    overscroll-behavior: auto;
  }
  .panel { margin-block: auto; }
  .final-wrap { margin-block: auto; padding-bottom: 0; }
}
@media (max-width: 380px) {
  .hud-brand { font-size: 0; gap: 0; }
  .hud-brand .mark { width: 34px; height: 34px; }
  .hud-actions .btn { padding-inline: 9px; }
  .hud-actions .btn-primary { max-width: 98px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .001ms !important; }
  .ripple-canvas { display: none !important; }
}
html.monster-front-reduced-motion .ripple-canvas { display: none !important; }