:root{
    --bg:#f6f6f3; --ink:#111; --ink-2:#2b2b2b; --mute:#6b6b6b;
    --line:#d8d8d2; --accent:#00d977; --accent-2:#00b6ff;
    --paper:#fff; --warn:#ff5b3a;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html,body{background:var(--bg);color:var(--ink);font-family:"Zen Kaku Gothic New",sans-serif;-webkit-font-smoothing:antialiased;}
  body{overflow-x:hidden;}
  a{color:inherit;text-decoration:none;}
  .mono{font-family:"JetBrains Mono",monospace;letter-spacing:.02em;}
  .min{font-family:"Shippori Mincho",serif;}

  .grid-bg{position:fixed;inset:0;pointer-events:none;z-index:0;
    background-image:linear-gradient(to right,rgba(0,0,0,.04) 1px,transparent 1px),linear-gradient(to bottom,rgba(0,0,0,.04) 1px,transparent 1px);
    background-size:80px 80px;}
  .noise{position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.035;mix-blend-mode:multiply;
    background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");}

  header{position:fixed;top:0;left:0;right:0;z-index:50;
    display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
    padding:22px 36px;backdrop-filter:saturate(1.2) blur(10px);
    background:rgba(246,246,243,.7);border-bottom:1px solid var(--line);}
  .logo{display:flex;align-items:center;color:var(--ink);}
  .logo svg{height:32px;width:auto;display:block;}
  nav{display:flex;gap:28px;justify-content:center;}
  nav a{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-2);position:relative;padding:6px 0;}
  nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--ink);transition:right .3s;}
  nav a:hover::after{right:0;}
  nav a.current::after{right:0;background:var(--accent);}
  .meta-right{justify-self:end;display:flex;align-items:center;gap:14px;font-size:11px;color:var(--mute);}
  .meta-right .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:pulse 2s infinite;}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}

  /* HERO */
  .hero{position:relative;z-index:2;padding:140px 36px 80px;border-bottom:1px solid var(--line);}
  .breadcrumb{display:flex;align-items:center;gap:12px;font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--mute);margin-bottom:60px;letter-spacing:.15em;}
  .breadcrumb a:hover{color:var(--accent);}
  .breadcrumb .sep{color:var(--line);}
  .breadcrumb .current{color:var(--ink);}
  .hero-grid{display:grid;grid-template-columns:80px 1fr 320px;gap:36px;align-items:end;}
  .hero-vlabel{writing-mode:vertical-rl;font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.3em;color:var(--mute);height:300px;}
  .hero-main h1{font-family:"Shippori Mincho",serif;font-weight:800;font-size:clamp(56px,8vw,128px);line-height:.92;letter-spacing:-.02em;}
  .hero-main h1 em{font-style:normal;color:var(--accent);}
  .hero-main .kicker{display:inline-flex;align-items:center;gap:10px;font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.3em;color:var(--ink-2);border:1px solid var(--ink);padding:6px 14px;border-radius:100px;margin-bottom:36px;}
  .hero-main .kicker .blink{width:8px;height:8px;border-radius:50%;background:var(--accent);}
  .hero-main .lead{font-family:"Shippori Mincho",serif;font-size:22px;line-height:2;margin-top:38px;color:var(--ink-2);max-width:680px;}
  .hero-side{padding-left:30px;border-left:1px solid var(--line);}
  .hero-side .label{font-family:"JetBrains Mono",monospace;font-size:10px;color:var(--accent);letter-spacing:.25em;margin-bottom:14px;}
  .hero-side dl{display:grid;grid-template-columns:90px 1fr;gap:8px 14px;font-size:13px;line-height:1.6;}
  .hero-side dt{font-family:"JetBrains Mono",monospace;font-size:10px;color:var(--mute);letter-spacing:.1em;}
  .hero-side dd{color:var(--ink);}

  /* 共通セクション */
  section{position:relative;z-index:2;padding:100px 36px;}
  section + section{border-top:1px solid var(--line);}
  .sec-head{display:grid;grid-template-columns:80px 1fr auto;gap:36px;align-items:end;margin-bottom:60px;}
  .sec-num{writing-mode:vertical-rl;font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--mute);height:160px;letter-spacing:.2em;}
  .sec-title{font-family:"Shippori Mincho",serif;font-weight:800;font-size:clamp(36px,5vw,68px);line-height:1;letter-spacing:-.02em;}
  .sec-title .en{display:block;font-family:"JetBrains Mono",monospace;font-size:11px;font-weight:400;letter-spacing:.3em;color:var(--mute);margin-bottom:16px;}
  .sec-meta{font-family:"JetBrains Mono",monospace;font-size:11px;color:var(--mute);letter-spacing:.2em;text-align:right;}

  /* FORM SECTION */
  .form-section{background:linear-gradient(180deg,var(--bg),#eeeee8);}
  .form-wrap{display:grid;grid-template-columns:1fr 320px;gap:60px;align-items:start;max-width:1200px;}
  .form-container{background:var(--paper);border:1px solid var(--line);padding:30px;min-height:600px;position:relative;}
  .form-container .form-head{padding-bottom:20px;margin-bottom:24px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;}
  .form-container .form-head .dots{display:flex;gap:5px;}
  .form-container .form-head .dots span{width:8px;height:8px;border-radius:50%;background:var(--line);}
  .form-container .form-head .dots span:first-child{background:var(--warn);}
  .form-container .form-head .dots span:nth-child(2){background:#e8a020;}
  .form-container .form-head .dots span:nth-child(3){background:var(--accent);}
  .form-container .form-head .title{font-family:"JetBrains Mono",monospace;font-size:10px;color:var(--mute);letter-spacing:.2em;}
  .form-container iframe{width:100%;border:none;display:block;}

  /* プレースホルダー（フォームが未設定のときの表示） */
  .form-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 30px;text-align:center;border:2px dashed var(--line);background:var(--bg);}
  .form-placeholder .icon{font-family:"JetBrains Mono",monospace;font-size:48px;color:var(--accent);margin-bottom:24px;line-height:1;}
  .form-placeholder h3{font-family:"Shippori Mincho",serif;font-size:24px;margin-bottom:16px;color:var(--ink);}
  .form-placeholder p{font-size:13px;line-height:1.9;color:var(--mute);max-width:480px;margin-bottom:24px;}
  .form-placeholder code{font-family:"JetBrains Mono",monospace;font-size:11px;background:var(--paper);border:1px solid var(--line);padding:14px 18px;color:var(--ink-2);max-width:100%;overflow-x:auto;display:block;text-align:left;white-space:pre;}

  /* SIDE INFO */
  .form-side{display:flex;flex-direction:column;gap:24px;position:sticky;top:120px;}
  .side-card{background:var(--paper);border:1px solid var(--line);padding:28px;}
  .side-card .label{font-family:"JetBrains Mono",monospace;font-size:10px;color:var(--accent);letter-spacing:.25em;margin-bottom:14px;}
  .side-card h3{font-family:"Shippori Mincho",serif;font-size:18px;margin-bottom:14px;line-height:1.4;}
  .side-card p{font-size:13px;line-height:1.9;color:var(--ink-2);}
  .side-card a.mail{display:inline-block;font-family:"JetBrains Mono",monospace;font-size:14px;color:var(--accent);border-bottom:1px solid var(--accent);padding-bottom:2px;margin-top:10px;letter-spacing:.05em;}
  .side-card a.mail:hover{color:var(--ink);border-bottom-color:var(--ink);}
  .side-card ul{list-style:none;padding:0;}
  .side-card ul li{font-size:13px;line-height:2;padding-left:18px;position:relative;color:var(--ink-2);}
  .side-card ul li::before{content:"+";position:absolute;left:0;color:var(--accent);font-weight:600;}

  /* FAQ */
  .faq{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);padding:24px 0;}
  .faq-item summary{font-family:"Shippori Mincho",serif;font-size:18px;font-weight:700;cursor:pointer;list-style:none;display:flex;align-items:flex-start;gap:20px;color:var(--ink);}
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::before{content:"Q.";font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--accent);flex-shrink:0;letter-spacing:.1em;padding-top:3px;}
  .faq-item summary::after{content:"+";margin-left:auto;color:var(--mute);font-size:24px;font-weight:300;transition:transform .3s;}
  .faq-item[open] summary::after{transform:rotate(45deg);}
  .faq-item .body{padding:16px 0 8px 38px;font-size:14px;line-height:1.9;color:var(--ink-2);}

  /* フッター */
  footer{background:var(--ink);color:rgba(255,255,255,.85);padding:80px 36px 30px;border-top:1px solid rgba(255,255,255,.1);position:relative;z-index:2;}
  .foot-top{display:grid;grid-template-columns:auto 1fr;gap:80px;align-items:start;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.12);}
  .foot-voxel{display:flex;align-items:center;justify-content:center;padding:10px;}
  .foot-voxel svg{width:130px;height:auto;display:block;}
  .foot-info{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;}
  .foot-info .col h5{font-family:"JetBrains Mono",monospace;font-size:10px;color:var(--accent);letter-spacing:.25em;margin-bottom:18px;}
  .foot-info .col .item{font-family:"Shippori Mincho",serif;font-size:16px;color:#fff;margin-bottom:8px;line-height:1.4;}
  .foot-info .col .sub{font-family:"JetBrains Mono",monospace;font-size:10px;color:rgba(255,255,255,.45);letter-spacing:.1em;}
  .foot-info .nav-links a{display:block;font-family:"Zen Kaku Gothic New",sans-serif;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:10px;transition:color .2s;}
  .foot-info .nav-links a:hover{color:var(--accent);}
  .foot-bottom{padding-top:24px;display:flex;justify-content:space-between;align-items:center;font-family:"JetBrains Mono",monospace;font-size:10px;color:rgba(255,255,255,.4);letter-spacing:.2em;}
  .foot-bottom .tagline{color:var(--accent);}

  @media (max-width:900px){
    header{padding:16px 20px;grid-template-columns:1fr auto;}
    nav,.meta-right{display:none;}
    .hero{padding:90px 20px 50px;}
    .hero-grid{grid-template-columns:1fr;gap:30px;}
    .hero-vlabel{display:none;}
    .hero-side{padding-left:0;border-left:none;border-top:1px solid var(--line);padding-top:30px;}
    section{padding:60px 20px;}
    .sec-head{grid-template-columns:1fr;gap:14px;margin-bottom:40px;}
    .sec-num{writing-mode:horizontal-tb;height:auto;}
    .sec-meta{text-align:left;}
    .form-wrap{grid-template-columns:1fr;gap:30px;}
    .form-side{position:static;}
    .foot-top{grid-template-columns:1fr;gap:40px;}
    .foot-info{grid-template-columns:1fr;gap:30px;}
    .foot-voxel svg{width:100px;}
    .foot-bottom{flex-direction:column;gap:10px;text-align:center;}
  }