/* 公開用ビルド（src/infra/build_public_site.py）が追加: Excel ダウンロードボタン */
.download-menu { position: relative; align-self: center; } /* 並んだボタンの高さを変えない */
.download-menu summary {
  list-style: none; cursor: pointer; user-select: none;
  display: inline-flex; align-items: center; gap: 6px; box-sizing: border-box;
  border: 1px solid #1f6f43; background: #1f6f43; color: #fff;
  border-radius: 6px; padding: 6px 14px; font: inherit; font-weight: bold; font-size: 13px; line-height: 1.4;
}
.download-menu summary svg { flex: none; }
.download-menu summary .caret { font-size: 10px; opacity: 0.8; }
.download-menu summary::-webkit-details-marker { display: none; }
/* Excel を作っている間: ▾ の代わりにスピナー・押せない */
.download-menu.busy summary { pointer-events: none; opacity: 0.85; cursor: progress; }
.download-menu.busy summary .caret { display: none; }
.download-menu.busy summary::after {
  content: ""; width: 12px; height: 12px; border: 2px solid rgba(255, 255, 255, 0.4); border-top-color: #fff;
  border-radius: 50%; animation: download-spin 0.8s linear infinite;
}
@keyframes download-spin { to { transform: rotate(360deg); } }
.download-list {
  position: absolute; right: 0; top: calc(100% + 4px); z-index: 1001;
  background: #fff; border: 1px solid #d1d5db; border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12); min-width: 200px; padding: 4px 0;
}
.download-list a {
  display: block; padding: 8px 14px; color: #1f2937; text-decoration: none; white-space: nowrap; font-size: 13px;
}
.download-list a:hover { background: #f3f4f6; }
@media print { .download-menu { display: none !important; } }