* { box-sizing: border-box; }
body {
  margin: 0; background: #f4f6f9; color: #222;
  font-family: "Segoe UI", "Hiragino Sans", "Yu Gothic UI", Meiryo, sans-serif;
  font-size: 14px;
}
header { background: #1a2b4a; color: #fff; padding: 14px 20px; }
header h1 { margin: 0; font-size: 20px; }
header .sub { margin: 4px 0 0; color: #b9c6dd; font-size: 12px; }
main { max-width: 1080px; margin: 16px auto; padding: 0 12px; }
.card {
  background: #fff; border: 1px solid #dde3ec; border-radius: 8px;
  padding: 14px 16px; margin-bottom: 14px;
}
.card h2 { margin: 0 0 10px; font-size: 15px; color: #1a2b4a; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 8px 0; }
.lbl { font-weight: 600; }
textarea {
  width: 100%; font-family: Consolas, monospace; font-size: 12px;
  border: 1px solid #ccd4e0; border-radius: 6px; padding: 8px;
}
.btn {
  border: 1px solid #ccd4e0; background: #fff; border-radius: 6px;
  padding: 8px 14px; font-size: 13px; cursor: pointer;
}
.btn:hover { background: #eef2f8; }
.btn.primary { background: #2b6cb0; border-color: #2b6cb0; color: #fff; }
.btn.primary:hover { background: #245a94; }
.btn.run { background: #2f855a; border-color: #2f855a; color: #fff; font-size: 15px; padding: 10px 22px; }
.btn.run:disabled { background: #a8b6c8; border-color: #a8b6c8; cursor: not-allowed; }
.status { font-size: 13px; }
.status.ok { color: #276749; }
.status.ng { color: #c53030; }
.note { color: #8a6d1a; font-size: 12px; margin-top: 6px; }
.help { background: #f7fafc; border: 1px dashed #ccd4e0; border-radius: 6px; padding: 8px 12px; margin-bottom: 8px; }
.help summary { cursor: pointer; font-weight: 600; color: #2b6cb0; }
.help ol { margin: 8px 0; padding-left: 20px; }
.help li { margin: 4px 0; }
.bml {
  display: inline-block; background: #edf2f7; border: 1px solid #ccd4e0;
  border-radius: 6px; padding: 4px 10px; text-decoration: none; color: #1a2b4a; font-weight: 600;
}
.result { border: 1px solid #dde3ec; border-radius: 6px; padding: 10px 12px; margin-top: 10px; }
.result.ok { border-color: #9ae6b4; background: #f0fff4; }
.result.ng { border-color: #feb2b2; background: #fff5f5; }
.result .btn { margin-top: 8px; display: inline-block; text-decoration: none; }
.tabs { margin-bottom: 8px; }
.tab {
  border: 1px solid #ccd4e0; background: #fff; border-radius: 6px 6px 0 0;
  padding: 6px 16px; cursor: pointer; margin-right: 4px;
}
.tab.active { background: #2b6cb0; color: #fff; border-color: #2b6cb0; }
.tbl-wrap { overflow: auto; max-height: 480px; border: 1px solid #dde3ec; }
.tbl-wrap table { border-collapse: collapse; font-size: 12px; }
.tbl-wrap th, .tbl-wrap td {
  border: 1px solid #cfd6e0; padding: 2px 6px; text-align: center;
  min-width: 40px; white-space: nowrap; font-weight: 700;
  font-family: "MS Gothic", "ＭＳ ゴシック", monospace;
}
.tbl-wrap thead th { position: sticky; top: 0; background: #edf2f7; z-index: 1; }
.tbl-wrap th .sub { color: #718096; font-weight: 400; margin-left: 2px; font-size: 10px; }
footer { text-align: center; color: #8b97a8; font-size: 11px; padding: 20px 0 30px; }