/* © 2026 神ゲーカンパニー All rights reserved. */
:root{
  --bg:#07060f; --fg:#f6f3ff; --muted:#9a93b8; --accent:#c6ff3d; --gold:#ffd24a; --gold2:#ff9d2e;
  --danger:#ff4d6d; --card:rgba(255,255,255,.05); --line:rgba(255,255,255,.12); --violet:#8a5cff;
  --font:"Hiragino Sans","Noto Sans JP",system-ui,sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;color:var(--fg);font-family:var(--font);
  overscroll-behavior:none;touch-action:manipulation;user-select:none;-webkit-user-select:none}
body{background:
  radial-gradient(900px 600px at 15% -10%,rgba(138,92,255,.35),transparent 60%),
  radial-gradient(800px 600px at 100% 10%,rgba(255,157,46,.22),transparent 60%),
  radial-gradient(900px 700px at 50% 120%,rgba(198,255,61,.14),transparent 60%),
  var(--bg);background-attachment:fixed}
/* 流れるグリッド */
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(ellipse at 50% 40%,#000 20%,transparent 75%);
  animation:grid 12s linear infinite}
@keyframes grid{to{background-position:44px 44px}}
a{color:inherit;text-decoration:none}
.site-header{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;
  padding:10px 16px;border-bottom:1px solid var(--line);font-weight:700;font-size:14px;
  background:rgba(10,8,22,.55);backdrop-filter:blur(8px)}
.site-header .brand{background:linear-gradient(90deg,var(--gold),var(--accent));-webkit-background-clip:text;
  background-clip:text;color:transparent;letter-spacing:.06em;font-weight:900}
.btn{display:inline-block;border:0;border-radius:14px;padding:14px 24px;font:inherit;font-weight:900;
  font-size:18px;color:#1a1200;cursor:pointer;background:linear-gradient(180deg,var(--gold),var(--gold2));
  box-shadow:0 6px 24px rgba(255,157,46,.35),inset 0 1px 0 rgba(255,255,255,.5)}
.btn.ghost{background:rgba(255,255,255,.06);color:var(--fg);border:1px solid var(--line);box-shadow:none}
.btn:active{transform:scale(.96)}
/* ポータル */
.portal{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:28px 16px}
.portal h1{font-size:30px;margin:8px 0;background:linear-gradient(90deg,var(--gold),#fff,var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.portal p.lead{color:var(--muted);margin:0 0 22px}
.grid{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:720px){.grid{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:18px;display:block;
  backdrop-filter:blur(6px);transition:transform .15s,border-color .15s,box-shadow .15s}
.card:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:0 12px 36px rgba(255,210,74,.2)}
.card .t{font-size:20px;font-weight:900}
.card .d{color:var(--muted);font-size:14px;margin-top:6px}
.card .tag{display:inline-block;margin-top:10px;font-size:12px;color:var(--accent)}

.totals{display:flex;gap:12px;margin:0 0 18px}
.totals div{flex:1;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px 14px;text-align:center}
.totals small{display:block;color:var(--muted);font-size:12px}
.totals b{font-size:26px;color:var(--gold);font-variant-numeric:tabular-nums}
.card .pc{float:right;margin-top:10px;font-size:12px;color:var(--muted)}
.foot{color:var(--muted);font-size:12px;margin-top:24px;text-align:center}