:root{
  --bg: #f6f7fb;
  --panel: rgba(10,15,25,0.04);
  --panel2: rgba(10,15,25,0.06);
  --text: rgba(10,15,25,0.92);
  --muted: rgba(10,15,25,0.70);
  --line: rgba(10,15,25,0.10);
  --accent: rgba(10,15,25,0.92);
  --shadow: 0 18px 50px rgba(10,15,25,0.10);
  --radius: 18px;
  --max: 1120px;
  --font: system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Yu Gothic UI", "Meiryo", sans-serif;

  /* トーン（濃紺） */
  --navy: #0b1326;
  --navy2:#0a1b3d;
  --ice: rgba(255,255,255,0.70);
}

*{ box-sizing: border-box; }
html,body{ margin:0; padding:0; background:var(--bg); color:var(--text); font-family:var(--font); }
a{ color:inherit; text-decoration:none; }
a:hover{ opacity:0.92; }
img{ max-width:100%; height:auto; display:block; }

.container{ width:min(var(--max), calc(100% - 40px)); margin:0 auto; }

.skip{ position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden; }
.skip:focus{ left:16px; top:16px; width:auto; height:auto; padding:10px 12px; background:#fff; color:#000; border-radius:10px; z-index:999; }

/* ===== Header (濃紺で締める) ===== */
header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(11,19,38,0.92);
  border-bottom: 1px solid rgba(255,255,255,0.14);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
  gap: 14px;
}
.brand{ display:flex; align-items:center; gap:12px; min-width: 260px; }
.brand .mark{
  width:110px; height:54px; border-radius:6px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.14);
  padding:1px; display:flex; align-items:center; justify-content:center;
}
.brand .mark img{ width:100%; height:100%; object-fit:contain; }
.brand .name{ line-height:1.15; }
.brand .name .jp{ font-weight:700; letter-spacing:0.02em; color: rgba(255,255,255,0.92); }
.brand .name .en{ font-size:12px; color: rgba(255,255,255,0.70); letter-spacing:0.16em; margin-top:4px; }

.menu{ display:flex; gap: 10px; flex-wrap: wrap; justify-content:flex-end; }
.menu a{
  padding: 10px 12px;
  border-radius: 12px;
  color: rgba(255,255,255,0.78);
  border: 1px solid transparent;
}
.menu a[aria-current="page"]{
  color: rgba(255,255,255,0.92);
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.14);
}
.menu a:hover{ background: rgba(255,255,255,0.06); }

/* ===== Hero (写真なし・上品グラデ) ===== */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(900px 420px at 18% 18%, rgba(11,19,38,0.18), transparent 60%),
    radial-gradient(800px 420px at 78% 28%, rgba(10,27,61,0.16), transparent 60%),
    linear-gradient(180deg, rgba(11,19,38,0.08), transparent 55%),
    linear-gradient(135deg, rgba(255,255,255,0.75), rgba(246,247,251,0.92));
}
.hero::before{
  /* “宇宙っぽさ”は微細な星粒で、やりすぎない */
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(1px 1px at 12% 22%, rgba(11,19,38,0.18), transparent 60%),
    radial-gradient(1px 1px at 28% 38%, rgba(11,19,38,0.14), transparent 60%),
    radial-gradient(1px 1px at 64% 20%, rgba(11,19,38,0.12), transparent 60%),
    radial-gradient(1px 1px at 82% 42%, rgba(11,19,38,0.12), transparent 60%),
    radial-gradient(1px 1px at 48% 62%, rgba(11,19,38,0.10), transparent 60%);
  pointer-events:none;
}
.hero .inner{
  position:relative;
  padding: 58px 0 26px;
}

.h-title{
  font-size: clamp(30px, 4.2vw, 54px);
  line-height: 1.1;
  margin: 0 0 14px;
  letter-spacing: 0.02em;
}
.h-lead{
  max-width: 780px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--muted);
  margin: 0 0 26px;
}

.hero-row{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 22px;
  align-items: end;
}

.hero-card{
  background: rgba(255,255,255,0.70);
  border: 1px solid rgba(10,15,25,0.10);
  border-radius: var(--radius);
  padding: 18px 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.kpi{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.kpi .item{
  background: rgba(255,255,255,0.70);
  border: 1px solid rgba(10,15,25,0.10);
  border-radius: 14px;
  padding: 14px 12px;
}
.kpi .item .t{ font-size: 12px; color: var(--muted); }
.kpi .item .v{ font-size: 15px; font-weight: 650; margin-top: 6px; }

.cta-row{ display:flex; gap:12px; flex-wrap:wrap; margin-top:14px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(10,15,25,0.12);
  background: rgba(255,255,255,0.70);
  color: rgba(10,15,25,0.92);
  font-weight: 650;
}
.btn.primary{
  background: rgba(11,19,38,0.92);
  color: rgba(255,255,255,0.92);
  border-color: rgba(11,19,38,0.35);
}
.btn:hover{ transform: translateY(-1px); transition: 140ms ease; }

/* ===== Main ===== */
main{ padding: 28px 0 64px; }
.section{ margin-top: 26px; }
.section h2{
  margin: 0 0 12px;
  font-size: 20px;
  letter-spacing: 0.02em;
}
.section p{ color: var(--muted); line-height: 1.95; margin: 10px 0; }

.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.card{
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(10,15,25,0.10);
  border-radius: var(--radius);
  padding: 18px 16px;
  box-shadow: 0 10px 28px rgba(10,15,25,0.06);
}
.card .icon{
  width: 44px; height: 44px; border-radius: 14px;
  background: rgba(11,19,38,0.08);
  border: 1px solid rgba(11,19,38,0.14);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: rgba(11,19,38,0.92);
}
.card h3{ margin:0 0 8px; font-size: 16px; }
.card p{ margin:0; color: var(--muted); line-height: 1.85; font-size: 14px; }

.panel{
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(10,15,25,0.10);
  border-radius: var(--radius);
  padding: 20px 18px;
  box-shadow: 0 10px 28px rgba(10,15,25,0.06);
}

.table{
  width:100%;
  border-collapse: collapse;
  overflow:hidden;
  border-radius: 16px;
}
.table th, .table td{
  padding: 12px 12px;
  border-bottom: 1px solid rgba(10,15,25,0.10);
  text-align:left;
  vertical-align: top;
}
.table th{ color: rgba(10,15,25,0.86); font-weight:650; width: 210px; }
.table td{ color: var(--muted); }
.small{ font-size: 13px; color: var(--muted); }

/* ===== Footer ===== */
footer{
  border-top: 1px solid rgba(10,15,25,0.10);
  padding: 22px 0;
  color: rgba(10,15,25,0.60);
  font-size: 12px;
  background: rgba(255,255,255,0.55);
}
.footer-row{
  display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
}
.footer-row a{ color: rgba(10,15,25,0.75); }

@media (max-width: 960px){
  .hero-row{ grid-template-columns: 1fr; }
  .kpi{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr; }
  .brand{ min-width: auto; }
  .menu{ justify-content:flex-start; }
}