:root{
  --bg:#0b0d12;
  --card:#121624;
  --text:#e9ecf3;
  --muted:#a9b0c3;
  --line:#222a3d;
  --radius:16px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --max:1120px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Noto Sans JP",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
}
a{color:inherit}
.container{max-width:var(--max);margin:0 auto;padding:0 18px}
.main{padding:26px 0 46px}
.section{margin-top:18px}
.lead{margin:0 0 18px;color:var(--muted)}
.muted{color:var(--muted)}

.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(11,13,18,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#7aa2ff,#86efac)}
.navlinks{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.navlinks a{
  text-decoration:none;font-size:13px;color:var(--muted);
  padding:8px 10px;border-radius:999px;border:1px solid transparent;
}
.navlinks a:hover{color:var(--text);border-color:var(--line)}

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:980px){.grid3{grid-template-columns:1fr}}

.sectionTitle{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin:18px 0 10px}
.sectionTitle h2{margin:0;font-size:18px}
.sectionTitle p{margin:0;color:var(--muted);font-size:13px}

.rankTop{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
.rNum{
  font-weight:900;color:rgba(122,162,255,.95);
  background:rgba(122,162,255,.12);
  border:1px solid rgba(122,162,255,.22);
  border-radius:999px;padding:5px 10px;font-size:12px;
}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}
@media(max-width:520px){.kpis{grid-template-columns:1fr}}
.kpi{
  border:1px solid var(--line);
  border-radius:14px;padding:10px;font-size:12px;color:var(--muted);
  background:rgba(12,15,24,.45)
}
.kpi b{display:block;color:var(--text);margin-bottom:4px}
.bullets{margin:10px 0 0;padding-left:18px;color:var(--muted);font-size:13px}
.bullets li{margin:4px 0}

.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  text-decoration:none;padding:10px 14px;border-radius:12px;
  border:1px solid var(--line);background:#0f1320;color:var(--text);
  font-weight:800;font-size:14px
}
.btn.primary{
  background:linear-gradient(135deg,rgba(122,162,255,.95),rgba(122,162,255,.55));
  color:#0b0d12;border-color:rgba(122,162,255,.85)
}
.btn:hover{border-color:rgba(122,162,255,.75)}

.tableWrap{
  overflow:auto;border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--card);
  box-shadow:var(--shadow);
}
table{width:100%;border-collapse:collapse;min-width:980px}
th,td{padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;color:var(--muted);text-align:left;background:rgba(12,15,24,.55)}
td{font-size:13px}

details{
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:12px 14px;
  background:rgba(18,22,36,.9);
  box-shadow:var(--shadow);
}
summary{cursor:pointer;font-weight:900}
details p{margin:10px 0 0;color:var(--muted);font-size:13px}

.site-footer{border-top:1px solid var(--line);padding:18px 0 30px;color:var(--muted);font-size:12px}
.footer-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.footer-row a{text-decoration:none;color:var(--muted)}
.footer-row a:hover{color:var(--text)}
.footer-note{font-size:12px;color:var(--muted);margin:8px 0 10px}
.footer-copy{margin:0;color:var(--muted)}