* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: #0d1117; color: #c9d1d9; line-height: 1.5;
}
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px 20px 60px; }
header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 28px; }
.brand h1 { font-size: 22px; margin: 0; color: #f0f6fc; }
.subtitle { color: #8b949e; font-size: 13px; }
.status { font-size: 12px; padding: 4px 10px; border-radius: 999px; background: #21262d; color: #8b949e; }
.status.ok { background: rgba(46, 160, 67, 0.15); color: #3fb950; }
.status.err { background: rgba(248, 81, 73, 0.15); color: #f85149; }
.muted { color: #8b949e; font-size: 12px; }
.card { background: #161b22; border: 1px solid #30363d; border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.card h2 { margin: 0 0 8px; font-size: 16px; color: #f0f6fc; }
.hint { color: #8b949e; font-size: 13px; margin: 0 0 12px; }
.hint code { background: #0d1117; padding: 1px 5px; border-radius: 3px; }
.row { display: flex; gap: 12px; align-items: end; flex-wrap: wrap; margin-bottom: 10px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: #8b949e; flex: 1; min-width: 180px; }
label.full { width: 100%; display: block; margin-bottom: 10px; }
input, select, textarea {
  background: #0d1117; color: #c9d1d9;
  border: 1px solid #30363d; border-radius: 4px;
  padding: 6px 10px; font-size: 13px; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: #58a6ff; }
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; resize: vertical; }
button {
  border: 1px solid #30363d; background: #21262d; color: #c9d1d9;
  padding: 6px 14px; border-radius: 4px; cursor: pointer; font-size: 13px; font-weight: 500;
}
button:hover { background: #30363d; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.primary { background: #238636; border-color: #2ea043; color: #fff; }
button.primary:hover { background: #2ea043; }
button.ghost { background: transparent; }
details { margin-top: 10px; }
details summary { cursor: pointer; color: #8b949e; font-size: 12px; padding: 4px 0; }
.tabs { display: flex; gap: 0; border-bottom: 1px solid #30363d; margin-bottom: 12px; }
.tab { background: transparent; border: 0; border-bottom: 2px solid transparent; color: #8b949e; padding: 8px 14px; cursor: pointer; }
.tab.active { color: #f0f6fc; border-bottom-color: #58a6ff; }
.tab-pane { padding: 8px 0; }
#folderTable { margin-top: 12px; }
.folder-row {
  display: grid; grid-template-columns: 1fr 100px 100px 110px;
  gap: 12px; padding: 8px 10px; border-bottom: 1px solid #21262d;
  align-items: center; cursor: pointer; font-size: 13px;
}
.folder-row:hover { background: #0d1117; }
.folder-row.well { color: #f0f6fc; font-weight: 500; }
.folder-row .name { display: flex; align-items: center; gap: 6px; }
.folder-row .badge { font-size: 10px; padding: 1px 5px; border-radius: 3px; background: #30363d; color: #8b949e; }
.folder-row .count, .folder-row .unread { text-align: right; color: #8b949e; }
.folder-row .select { text-align: right; }
.folder-row .select button { padding: 2px 8px; font-size: 11px; }
#extractLog {
  background: #0d1117; border: 1px solid #30363d; border-radius: 4px;
  padding: 10px; max-height: 300px; overflow: auto;
  font-size: 11px; color: #8b949e; white-space: pre-wrap;
  display: none;
}
#extractLog.show { display: block; }
.history-row { padding: 6px 0; border-bottom: 1px solid #21262d; font-size: 12px; color: #8b949e; }
.history-row.ok { color: #3fb950; }
.history-row.err { color: #f85149; }
.spinner { display: inline-block; width: 12px; height: 12px; border: 2px solid #30363d; border-top-color: #58a6ff; border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: middle; margin-right: 6px; }
@keyframes spin { to { transform: rotate(360deg); } }
.alert { padding: 10px 14px; border-radius: 4px; font-size: 13px; margin: 8px 0; }
.alert.ok { background: rgba(46, 160, 67, 0.15); color: #3fb950; border: 1px solid rgba(46, 160, 67, 0.4); }
.alert.err { background: rgba(248, 81, 73, 0.15); color: #f85149; border: 1px solid rgba(248, 81, 73, 0.4); }
.alert.info { background: rgba(56, 139, 253, 0.15); color: #58a6ff; border: 1px solid rgba(56, 139, 253, 0.4); }