:root {
  --bg: #0f1220;
  --panel: #161a2e;
  --text: #e6e8ef;
  --muted: #a6accd;
  --accent: #6ea8fe;
  --border: #232846;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: linear-gradient(180deg, var(--bg), #0a0d1a);
  color: var(--text);
}

.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(22, 26, 46, 0.6);
  backdrop-filter: blur(6px);
}
.title { margin: 16px 0 4px; font-size: 28px; font-weight: 700; }
.subtitle { margin: 0 0 16px; color: var(--muted); }

main.container { padding: 24px 16px 48px; }

.game-section, .work-section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 24px;
}

h2 { margin: 0 0 12px; font-size: 20px; }
p { line-height: 1.6; color: var(--text); }
.note { color: var(--muted); margin-bottom: 12px; }
ul { margin: 8px 0 0 18px; }
li { margin: 6px 0; }

.unity-wrapper {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0b0f1f;
  border: 1px dashed var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.unity-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #000;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(22, 26, 46, 0.6);
}
.site-footer p { margin: 12px 0; color: var(--muted); font-size: 14px; }

@media (max-width: 640px) {
  .title { font-size: 22px; }
  h2 { font-size: 18px; }
}