* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; min-height: 100%;
  background: #12150f; color: #e8ebe4;
  font-family: "Zen Kaku Gothic New", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px; line-height: 1.6;
}
#wrap {
  display: flex; align-items: flex-start; justify-content: center;
  gap: 20px; padding: 20px; flex-wrap: wrap;
}
main { display: flex; flex-direction: column; gap: 10px; }
#title {
  margin: 0; font-size: 22px; font-weight: 700; letter-spacing: .04em;
}
#title span {
  font-size: 12px; font-weight: 400; letter-spacing: .16em;
  color: #8c9485; margin-left: 12px;
}
#game {
  image-rendering: pixelated;
  background: #1a1e17; border: 1px solid #2c3226;
  max-width: 100%; height: auto; display: block;
}

/* ---- 仕様パネル ---- */
#specs {
  width: 460px; max-width: 100%;
  display: flex; flex-direction: column; gap: 4px;
  max-height: 92vh; overflow-y: auto; padding-right: 6px;
}
#specs section { margin-bottom: 6px; }
#specs h2 {
  margin: 14px 0 6px; font-size: 13px; font-weight: 700;
  letter-spacing: .12em; color: #7ad39b;
  border-bottom: 1px solid #2c3226; padding-bottom: 4px;
}
#specs table {
  width: 100%; border-collapse: collapse; font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}
#specs th {
  text-align: left; font-weight: 600; font-size: 10.5px;
  letter-spacing: .08em; color: #8c9485;
  padding: 4px 7px; border-bottom: 1px solid #2c3226; white-space: nowrap;
}
#specs th.n, #specs td.n { text-align: right; }
#specs td {
  padding: 5px 7px; border-bottom: 1px solid #1e2419; vertical-align: top;
}
#specs td.name { font-weight: 600; white-space: nowrap; }
#specs tbody tr:hover { background: #1a1f16; }
#specs .dot {
  display: inline-block; width: 9px; height: 9px; border-radius: 50%;
  margin-right: 7px; vertical-align: 1px;
  outline: 1px solid #12150f;
}
#specs .note { margin: 6px 2px 0; font-size: 11.5px; color: #8c9485; }
#specs table.keys td.n { text-align: left; }
#specs table.keys td.name { color: #c8d0bf; font-weight: 500; }
#specs table.waves td.n { text-align: left; white-space: normal; }

@media (max-width: 1500px) {
  #wrap { flex-direction: column; align-items: center; }
  #specs { width: 960px; max-height: none; }
}