:root { --ink: #111010; --cream: #FFF6E3; --gold: #FFD45C; --green: #08A752; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; min-height: 100%; }
body {
  font: 800 18px/1.6 "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  color: #fff;
  -webkit-tap-highlight-color: transparent;
  background:
    radial-gradient(2px 2px at 8% 12%, rgba(255,255,255,.8) 50%, transparent 52%),
    radial-gradient(1.5px 1.5px at 22% 30%, rgba(255,255,255,.6) 50%, transparent 52%),
    radial-gradient(2px 2px at 41% 8%, rgba(255,255,255,.7) 50%, transparent 52%),
    radial-gradient(1.5px 1.5px at 63% 22%, rgba(255,255,255,.8) 50%, transparent 52%),
    radial-gradient(2px 2px at 82% 10%, rgba(255,255,255,.7) 50%, transparent 52%),
    radial-gradient(1.5px 1.5px at 93% 34%, rgba(255,255,255,.6) 50%, transparent 52%),
    radial-gradient(130% 55% at 50% 112%, rgba(255,138,61,.38), transparent 65%),
    linear-gradient(#2a1658, #43267c 62%, #55318f);
  background-attachment: fixed;
  background-color: #2a1658;
}
.center { max-width: 760px; margin: 0 auto; padding: 14px 16px calc(28px + env(safe-area-inset-bottom)); text-align: center; }

.to-site { display: inline-block; margin: 0 0 4px; padding: 6px 14px; border-radius: 999px; font-size: 15px; color: #fff; text-decoration: none; background: rgba(255,255,255,.14); border: 2px solid rgba(255,255,255,.35); }
.to-site:focus-visible, .game-card:focus-visible { outline: 4px solid var(--gold); outline-offset: 3px; }

#heroGhost { display: block; margin: 0 auto; width: 240px; height: 210px; }
h1 { margin: 0 0 8px; font-size: clamp(28px, 7.4vw, 44px); line-height: 1.25; font-weight: 800; text-shadow: 0 3px 0 var(--ink), 0 0 12px rgba(0,0,0,.35); }
h1 span { color: var(--gold); font-size: 1.25em; }
.lead { margin: 0 0 20px; font-size: 20px; }

.games { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); max-width: 640px; margin: 0 auto; }
.game-card {
  display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 16px 16px 18px;
  color: var(--ink); text-decoration: none; background: var(--cream);
  border: 4px solid var(--ink); border-radius: 26px; box-shadow: 0 6px 0 var(--ink);
  transition: transform .08s, box-shadow .08s;
}
a.game-card:active { transform: translateY(4px); box-shadow: 0 2px 0 var(--ink); }
.thumb { width: 100%; max-width: 260px; height: 110px; display: block; }
.game-name { font-size: 26px; line-height: 1.3; }
.game-desc { font-size: 16px; line-height: 1.5; text-wrap: balance; word-break: auto-phrase; }
.game-go { margin-top: 8px; padding: 6px 28px; border: 3px solid var(--ink); border-radius: 999px; background: var(--gold); font-size: 22px; box-shadow: 0 4px 0 var(--ink); }
.game-card.soon { background: rgba(255,246,227,.62); border-style: dashed; box-shadow: none; justify-content: center; }
.soon-ghost { font-size: 56px; line-height: 1; color: var(--ink); opacity: .45; }
.soon-ghost::before { content: "？"; }

.parents { scroll-margin-top: 16px; max-width: 640px; margin: 34px auto 0; padding: 16px 20px; text-align: left; font-weight: 700; font-size: 15px; line-height: 1.8; background: rgba(255,255,255,.1); border: 2px solid rgba(255,255,255,.3); border-radius: 18px; }
.parents h2 { margin: 0 0 6px; font-size: 17px; }
.parents ul { margin: 0; padding-left: 1.2em; }
.center-footer { margin-top: 26px; font-size: 13px; font-weight: 700; opacity: .85; line-height: 1.7; }
.center-footer p { margin: 0; }

@media (min-width: 600px) { #heroGhost { width: 300px; height: 260px; } }
@media (max-width: 340px) { .game-name { font-size: 22px; } }