*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0a0a;
  --surface:#111;
  --surface2:#1a1a1a;
  --border:#222;
  --text:#e0e0e0;
  --text2:#999;
  --accent:#ff6b2b;
  --accent2:#ff8f5e;
  --green:#22c55e;
  --red:#ef4444;
  --blue:#3b82f6;
  --purple:#a855f7;
}
body{
  font-family:'Noto Sans JP','Inter',sans-serif;
  background:var(--bg);color:var(--text);
  line-height:2;font-size:15px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}

/* ===== TOP BAR ===== */
.top-bar{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,10,10,.92);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  padding:12px 24px;display:flex;align-items:center;gap:12px;
}
.top-bar .logo-img{height:20px;width:auto;filter:brightness(0) invert(1)}
.top-bar h1{display:none}

/* ===== SIDEBAR ===== */
nav.toc{
  position:fixed;top:52px;left:0;bottom:0;width:220px;
  background:var(--surface);border-right:1px solid var(--border);
  padding:28px 16px;overflow-y:auto;z-index:90;
}
nav.toc .section-label{
  font-size:11px;color:var(--text2);text-transform:uppercase;letter-spacing:1.5px;
  padding:16px 12px 8px;font-weight:700;opacity:.5;
}
nav.toc a{
  display:block;padding:11px 14px;margin:3px 0;
  color:var(--text2);font-size:13px;font-weight:500;
  border-radius:8px;transition:all .2s;
}
nav.toc a:hover{color:var(--accent);background:rgba(255,107,43,.08)}
nav.toc a.active{color:#fff;background:var(--accent);font-weight:700}

/* ===== MAIN CONTENT ===== */
.page-wrapper{
  margin-left:220px;margin-top:52px;
  display:flex;justify-content:center;
  min-height:calc(100vh - 52px);
}
main{max-width:840px;width:100%;padding:72px 48px 160px}

/* ===== SCROLL PROGRESS ===== */
.scroll-progress{position:fixed;top:0;left:0;height:2px;background:linear-gradient(90deg,var(--accent),#ffc857);z-index:200;transition:width .1s}

/* ===== SECTION TITLE (h2 page title) ===== */
section>h2{
  font-size:28px;font-weight:900;letter-spacing:.5px;
  border-bottom:3px solid var(--accent);
  padding-bottom:16px;margin-bottom:56px;
}

/* ===== SEC-HEAD (sub section headers like "Company", "Mission") ===== */
.sec-head{margin-bottom:32px;margin-top:56px}
.sec-head:first-child{margin-top:0}
.sec-head .sec-label{
  font-size:13px;color:var(--accent2);text-transform:uppercase;letter-spacing:2px;
  font-weight:700;margin-bottom:8px;display:block;
}
.sec-head .sec-title{font-size:22px;font-weight:800;margin-bottom:10px;line-height:1.5}
.sec-head .sec-sub{font-size:14px;color:var(--text2);line-height:1.9}
.sec-sub-title{font-size:13px;color:var(--accent2);text-transform:uppercase;letter-spacing:2px;font-weight:700;margin-bottom:8px;display:block}

/* ===== CARDS ===== */
.card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:12px;padding:36px 40px;margin-bottom:28px;
  transition:border-color .3s;
}
.card:hover{border-color:var(--accent)}
.card h3{font-size:17px;font-weight:700;margin-bottom:20px;line-height:1.6;display:flex;align-items:center;gap:10px}
.card p{margin-bottom:14px;color:var(--text);line-height:2}
.card .highlight{color:var(--accent2);font-weight:700}
.card blockquote{
  border-left:3px solid var(--accent);padding:16px 20px;margin:20px 0;
  background:rgba(255,107,43,.05);border-radius:0 8px 8px 0;font-weight:500;
}
.card ul{list-style:none;padding:0;margin-top:4px}
.card ul li{padding:10px 0 10px 28px;position:relative;font-size:14px;color:var(--text);line-height:1.9}
.card ul li::before{content:'';position:absolute;left:4px;top:18px;width:8px;height:8px;border-radius:50%;border:2px solid var(--accent)}

/* ===== NUM BADGE ===== */
.num{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;background:var(--accent);color:#fff;font-size:12px;font-weight:800;border-radius:6px;flex-shrink:0}

/* ===== TABLE ===== */
.table-wrap{overflow-x:auto;margin:16px 0 8px;border-radius:10px;border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:14px}
th{background:var(--surface2);color:var(--text2);font-weight:600;font-size:13px;padding:14px 18px;text-align:left;border-bottom:1px solid var(--border)}
td{padding:14px 18px;border-bottom:1px solid var(--border);color:var(--text);line-height:1.8}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(255,107,43,.03)}

/* ===== HIGHLIGHT BOXES ===== */
.hl-box{border-radius:12px;padding:32px 36px;margin-bottom:28px;border-left:3px solid}
.hl-box-title{font-size:16px;font-weight:700;margin-bottom:12px}
.hl-box p,.hl-box li{font-size:14px;color:var(--text);line-height:2}
.hl-orange{background:rgba(255,107,43,.05);border-color:var(--accent)}.hl-orange .hl-box-title{color:var(--accent2)}
.hl-red{background:rgba(239,68,68,.05);border-color:var(--red)}.hl-red .hl-box-title{color:var(--red)}
.hl-green{background:rgba(34,197,94,.05);border-color:var(--green)}.hl-green .hl-box-title{color:var(--green)}
.hl-blue{background:rgba(59,130,246,.05);border-color:var(--blue)}.hl-blue .hl-box-title{color:var(--blue)}

/* ===== BADGES ===== */
.badge{display:inline-block;padding:3px 10px;border-radius:5px;font-size:12px;font-weight:700}
.badge-red{background:rgba(239,68,68,.15);color:#f87171}
.badge-yellow{background:rgba(234,179,8,.15);color:#facc15}
.badge-green{background:rgba(34,197,94,.15);color:#4ade80}
.badge-blue{background:rgba(59,130,246,.15);color:#60a5fa}
.badge-purple{background:rgba(168,85,247,.15);color:#c084fc}

/* ===== SCRIPT BOX ===== */
.script-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;margin-bottom:28px}
.script-header{background:var(--surface2);padding:14px 24px;font-size:13px;font-weight:600;color:var(--text2);border-bottom:1px solid var(--border)}
.script-body{padding:28px}
.script-line{margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.script-line:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.script-label{font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.5px;margin-bottom:6px}
.script-text{font-size:14px;line-height:2;color:var(--text)}

/* ===== FLOW ===== */
.flow{display:flex;flex-direction:column}
.flow-step{display:flex;gap:24px;padding-bottom:36px}
.flow-step:last-child{padding-bottom:0}
.flow-line{display:flex;flex-direction:column;align-items:center;flex-shrink:0;width:36px}
.flow-dot{width:36px;height:36px;background:var(--accent);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;flex-shrink:0}
.flow-connector{flex:1;width:2px;background:var(--border);margin-top:6px}
.flow-content{padding-top:6px}
.flow-content h4{font-size:16px;font-weight:700;margin-bottom:8px}
.flow-content p{font-size:14px;color:var(--text2);line-height:2}

/* ===== GRID ===== */
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-bottom:12px}

/* ===== FAQ ===== */
.faq-item{border:1px solid var(--border);border-radius:12px;margin-bottom:12px;background:var(--surface)}
.faq-q{padding:22px 28px;font-size:15px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.faq-q::after{content:'+';font-size:18px;color:var(--text2);transition:transform .2s}
.faq-q.open::after{transform:rotate(45deg)}
.faq-a{display:none;padding:0 28px 22px;font-size:14px;color:var(--text);line-height:2}
.faq-a.open{display:block}

/* ===== PAGE TOC ===== */
.page-toc{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:28px 32px 24px;margin-bottom:40px}
.page-toc-title{font-size:11px;font-weight:700;color:var(--text2);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:20px}
.page-toc-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:6px 20px;list-style:none}
.page-toc-list a{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:13px;color:var(--text2);border-bottom:1px solid rgba(255,255,255,.04);transition:color .15s}
.page-toc-list a:hover{color:var(--accent)}
.page-toc-list .toc-num{font-size:11px;font-weight:800;color:var(--text2);min-width:20px}

/* ===== PAGE NAV ===== */
.page-nav{
  display:flex;justify-content:space-between;align-items:stretch;gap:20px;
  margin-top:64px;padding-top:40px;border-top:1px solid var(--border);
}
.page-nav a{
  display:flex;flex-direction:column;padding:24px 28px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:12px;transition:all .3s;flex:1;
}
.page-nav a:hover{border-color:var(--accent);background:rgba(255,107,43,.05)}
.page-nav a.next{text-align:right;align-items:flex-end}
.page-nav .nav-label{font-size:12px;color:var(--text2);margin-bottom:6px;font-weight:600;text-transform:uppercase;letter-spacing:1px}
.page-nav .nav-title{font-size:15px;font-weight:700;color:var(--accent2)}

/* ===== TOP PAGE ===== */
.top-page{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 52px);padding:48px}
.top-inner{max-width:640px;width:100%}
.top-title{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:900;letter-spacing:-.01em;margin-bottom:48px;white-space:nowrap}
.top-section-label{font-size:11px;font-weight:700;color:var(--text2);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:20px}
.top-toc{display:flex;flex-direction:column;margin-bottom:48px}
.top-toc-item{display:flex;align-items:center;gap:20px;padding:18px 0;border-bottom:1px solid var(--border);transition:all .15s}
.top-toc-item:first-child{border-top:1px solid var(--border)}
.top-toc-item:hover .top-toc-name{color:var(--accent)}
.top-toc-item:hover .top-toc-arrow{opacity:1;transform:translateX(0)}
.top-toc-num{font-size:12px;font-weight:700;color:var(--text2);min-width:24px}
.top-toc-name{font-size:15px;font-weight:600;color:var(--text);flex:1;transition:color .15s}
.top-toc-arrow{font-size:14px;color:var(--text2);opacity:0;transform:translateX(-8px);transition:all .2s}
.top-links{display:flex;gap:14px}

/* ===== BUTTONS ===== */
.btn-primary{display:inline-block;padding:14px 32px;background:var(--accent);color:#fff;border-radius:8px;font-size:14px;font-weight:700;transition:opacity .15s}
.btn-primary:hover{opacity:.85}
.btn-ghost{display:inline-block;padding:14px 32px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-weight:500;color:var(--text2);transition:all .15s}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

/* ===== MOBILE NAV ===== */
.mobile-nav{
  display:none;position:fixed;bottom:0;left:0;right:0;
  background:rgba(10,10,10,.95);backdrop-filter:blur(20px);
  border-top:1px solid var(--border);
  padding:8px;overflow-x:auto;white-space:nowrap;z-index:100;
}
.mobile-nav a{
  display:inline-block;padding:8px 14px;
  color:var(--text2);font-size:12px;font-weight:600;border-radius:20px;
}
.mobile-nav a.active{background:var(--accent);color:#fff}

/* ===== CUSTOM CURSOR ===== */
*{cursor:none!important}
.cursor-dot{position:fixed;top:0;left:0;width:6px;height:6px;background:#fff;border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);transition:width .2s,height .2s,background .2s}
.cursor-ring{position:fixed;top:0;left:0;width:36px;height:36px;border:1.5px solid rgba(255,255,255,.35);border-radius:50%;pointer-events:none;z-index:9998;transform:translate(-50%,-50%);transition:width .3s,height .3s,border-color .3s,background .3s}
.cursor-dot.hover{width:10px;height:10px;background:rgba(255,255,255,.8)}
.cursor-ring.hover{width:52px;height:52px;border-color:rgba(255,255,255,.15);background:rgba(255,255,255,.04)}
.cursor-dot.click{width:4px;height:4px}
.cursor-ring.click{width:28px;height:28px;border-color:rgba(255,255,255,.5)}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  nav.toc{display:none}
  .page-wrapper{margin-left:0}
  main{padding:40px 20px 160px}
  section>h2{font-size:22px;margin-bottom:40px}
  .sec-head{margin-top:40px}
  .grid-2{grid-template-columns:1fr}
  .mobile-nav{display:block}
  .page-nav{flex-direction:column}
  .top-page{margin-left:0;padding:32px 20px}
  .top-title{font-size:1.4rem;white-space:normal}
  .card{padding:28px 24px}
  .hl-box{padding:24px 24px}
  .page-toc-list{grid-template-columns:1fr}
}
@media(max-width:900px){.cursor-dot,.cursor-ring{display:none!important}*{cursor:auto!important}}
@media(pointer:coarse){.cursor-dot,.cursor-ring{display:none!important}*{cursor:auto!important}}
@media print{.top-bar,nav.toc,.mobile-nav,.scroll-progress,.cursor-dot,.cursor-ring{display:none!important}.page-wrapper{margin-left:0}main{padding:20px}}