:root {
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --accent: #4f46e5;
  --border: #e2e8f0;
  --card: #ffffff;
  --badge-h: 40px;
  --play-scale: 1.12;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1020;
    --text: #e5e7eb;
    --muted: #94a3b8;
    --accent: #818cf8;
    --border: #1f2937;
    --card: #0f172a;
  }
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: saturate(180%) blur(8px);
  background: rgba(255,255,255,0.8);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  z-index: 10;
}

@media (prefers-color-scheme: dark) {
  .site-header { background: rgba(11,16,32,0.75); }
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}
.title h1 { margin: 0; font-size: 18px; }
.title p { margin: 0; color: var(--muted); font-size: 12px; }

.site-nav a { margin-left: 16px; padding: 8px 10px; border-radius: 8px; }
.site-nav a:hover { background: rgba(79,70,229,0.12); }

main { max-width: 1100px; margin: 0 auto; padding: 24px; }

.hero {
  padding: 48px 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.hero-logo {
  width: 160px;
  height: 160px;
  border-radius: 16px;
  border: 1px solid var(--border);
  object-fit: cover;
  background: #fff;
}
.hero h2 { font-size: 28px; margin: 0; }
.hero p { color: var(--muted); max-width: 720px; }

.primary-btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
}
.primary-btn:hover { filter: brightness(1.1); }

.secondary-btn {
  display: inline-block;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
}
.secondary-btn:hover { border-color: var(--accent); }

.store-link { display: inline-flex; align-items: center; padding: 0; border: none; border-radius: 0; overflow: hidden; }
.store-link:hover { opacity: 0.9; }
.store-badge { height: var(--badge-h); width: auto; display: block; }
.card-actions .store-link { height: var(--badge-h); }

.games h2, .download h2, .contact h2 { margin-top: 32px; font-size: 22px; }

.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(79,70,229,0.08); }
.card-icon {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  border: 1px solid var(--border);
  object-fit: cover;
  background: #fff;
}
.card h3 { margin: 0; font-size: 18px; }
.card p { color: var(--muted); margin: 0 0 8px; }

.download { text-align: center; padding: 24px 0; }

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 24px;
  padding: 16px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}
.card-actions { display: flex; gap: 8px; margin-top: auto; flex-wrap: wrap; }