:root {
  --bg: #0a0a14;
  --panel: #121222;
  --text: #e8e8f2;
  --muted: #9a9ab2;
  --accent: #00e5ff;
  --accent2: #ff2d78;
  --border: #26264a;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  line-height: 1.7;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.site {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: rgba(10,10,20,.92); backdrop-filter: blur(8px); z-index: 50;
}
.logo { font-weight: 800; font-size: 1.15rem; color: var(--text); letter-spacing: .5px; }
.logo span { color: var(--accent); }
nav.main a { color: var(--muted); margin-left: 18px; font-size: .95rem; }
nav.main a:hover { color: var(--accent); text-decoration: none; }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }

.hero { text-align: center; padding: 28px 0 10px; }
.hero h1 { font-size: 2rem; line-height: 1.3; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p.tagline { color: var(--muted); margin-top: 6px; font-size: 1.05rem; }

#game-shell {
  margin: 18px auto 8px; max-width: 860px;
  background: #000; border: 1px solid var(--border); border-radius: 12px;
  overflow: hidden; position: relative;
}
#game-canvas { display: block; width: 100%; height: auto; touch-action: none; cursor: pointer; }
.game-bar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 14px; background: var(--panel); border-top: 1px solid var(--border);
  font-size: .9rem; color: var(--muted);
}
.game-bar .keys b { color: var(--text); }
#fs-btn {
  background: var(--accent); color: #001; border: 0; border-radius: 6px;
  padding: 6px 14px; font-weight: 700; cursor: pointer; font-size: .9rem;
}
#fs-btn:hover { filter: brightness(1.15); }

section.block { padding: 34px 0 6px; }
section.block h2 { font-size: 1.5rem; margin-bottom: 12px; color: var(--text); }
section.block h2::before { content: "▍"; color: var(--accent); }
section.block h3 { margin: 18px 0 6px; font-size: 1.12rem; color: var(--accent); }
section.block p, section.block li { color: #c8c8dc; }
section.block ul, section.block ol { padding-left: 24px; margin: 8px 0; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 700px) { .grid2 { grid-template-columns: 1fr; } .hero h1 { font-size: 1.5rem; } }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 18px;
}
.card h3 { margin-top: 0; }

details.faq {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 16px; margin-bottom: 10px;
}
details.faq summary { cursor: pointer; font-weight: 600; color: var(--text); }
details.faq p { margin-top: 8px; }

table.vs { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: .95rem; }
table.vs th, table.vs td { border: 1px solid var(--border); padding: 8px 12px; text-align: left; }
table.vs th { background: var(--panel); color: var(--accent); }

footer.site {
  margin-top: 48px; padding: 24px 20px; border-top: 1px solid var(--border);
  text-align: center; color: var(--muted); font-size: .88rem;
}
footer.site a { color: var(--muted); margin: 0 8px; }