:root{
  --bg:#0e0b16; --panel:#171226; --ink:#ece8f5; --muted:#a89fc4;
  --accent:#b08cff; --gold:#e3c37a; --line:#2c2440;
  color-scheme: dark;
}
*{box-sizing:border-box}
body{
  margin:0; font-family:-apple-system,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
  line-height:1.85; color:var(--ink); background:var(--bg);
  -webkit-text-size-adjust:100%;
}
.wrap{max-width:880px;margin:0 auto;padding:0 20px}
a{color:var(--accent)}
img{max-width:100%;height:auto;display:block}

header.site{border-bottom:1px solid var(--line);background:rgba(14,11,22,.9);
  position:sticky;top:0;z-index:10;backdrop-filter:blur(8px)}
header.site .wrap{display:flex;align-items:center;gap:20px;height:58px}
header.site .brand{font-weight:700;color:var(--ink);text-decoration:none;font-size:1rem;white-space:nowrap}
header.site nav{margin-left:auto;display:flex;gap:18px;flex-wrap:wrap}
header.site nav a{color:var(--muted);text-decoration:none;font-size:.9rem}
header.site nav a:hover,header.site nav a[aria-current]{color:var(--accent)}

.hero{position:relative;text-align:center;padding:0 0 8px}
.hero img.key{width:100%;max-height:44vh;object-fit:cover;object-position:center 42%;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(1.6rem,4.4vw,2.5rem);margin:28px 0 6px;letter-spacing:.02em}
.hero .tag{color:var(--gold);font-weight:600;margin:0 0 18px}
.lead{color:var(--muted);max-width:640px;margin:0 auto}

.cta{display:inline-block;margin:26px 0 6px;padding:14px 34px;border-radius:999px;
  background:linear-gradient(135deg,#8a5cf6,#b08cff);color:#fff;text-decoration:none;
  font-weight:700;box-shadow:0 6px 22px rgba(138,92,246,.35)}
.note{color:var(--muted);font-size:.85rem}

section{padding:44px 0;border-top:1px solid var(--line)}
h2{font-size:1.35rem;margin:0 0 4px;display:flex;align-items:baseline;gap:12px}
h2 .cnt{font-size:.8rem;color:var(--muted);font-weight:400}
h3{font-size:1.05rem;margin:26px 0 6px;color:var(--gold)}
p{margin:.6em 0}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;margin-top:22px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.card h3{margin-top:0}
.card p{color:var(--muted);font-size:.92rem;margin:0}

.shots{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:22px}
.shots img{border-radius:10px;border:1px solid var(--line)}

.classes{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin-top:22px}
.classes figure{margin:0;background:var(--panel);border:1px solid var(--line);
  border-radius:14px;overflow:hidden}
.classes img{aspect-ratio:1/1;object-fit:cover}
.classes figcaption{padding:12px 14px;font-weight:600}
.classes figcaption small{display:block;color:var(--muted);font-weight:400;font-size:.82rem}

.tablewrap{overflow-x:auto;margin:14px 0 30px;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.9rem}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{background:var(--panel);color:var(--muted);font-weight:600;font-size:.82rem}
th small{font-weight:400;opacity:.75}
tbody tr:last-child td{border-bottom:0}
td.nm{font-weight:600}
td.tr,td.ab{color:var(--muted);white-space:normal}

dl.terms dt{font-weight:700;color:var(--gold);margin-top:18px}
dl.terms dd{margin:.3em 0 0;color:var(--muted)}

footer.site{border-top:1px solid var(--line);padding:34px 0 46px;color:var(--muted);font-size:.85rem}
footer.site .links{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:14px}
footer.site a{color:var(--muted)}

/* --- 狭い画面: ヘッダーが折り返して高さ58pxからはみ出すのを防ぐ --- */
@media (max-width:560px){
  header.site .wrap{height:auto;min-height:54px;padding-top:8px;padding-bottom:8px;
    gap:10px;flex-wrap:wrap}
  header.site .brand{font-size:.88rem}
  header.site nav{gap:12px;margin-left:auto}
  header.site nav a{font-size:.82rem}
  .hero img.key{max-height:32vh}
  table{min-width:520px;font-size:.84rem}
  th,td{padding:8px 10px}
  td.tr{white-space:nowrap}
}