:root {
  --bg: #f4f6f9;
  --surface: #ffffff;
  --border: #e2e6ec;
  --text: #1f2733;
  --muted: #6b7686;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --good: #16a34a;
  --good-bg: #f0fdf4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.topbar {
  padding: 18px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.topbar h1 { margin: 0; font-size: 18px; }
.topbar p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 16px 48px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.query-card, .panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.query-card form {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: flex-end;
}

.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 13px; color: var(--muted); }

textarea, input[type="password"], input[type="text"] {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  font: inherit;
  background: #fff;
  color: var(--text);
}
textarea:focus, input:focus {
  outline: 2px solid #bfdbfe;
  border-color: var(--primary);
}
textarea { width: 380px; max-width: 100%; resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
input[type="password"] { width: 220px; }

.query-actions { display: flex; gap: 8px; }

button {
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
  background: #fff;
  color: var(--text);
}
button:disabled { opacity: 0.55; cursor: not-allowed; }
.primary-button {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.primary-button:hover:not(:disabled) { background: var(--primary-hover); }

.notice {
  margin-top: 12px;
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 13px;
  border: 1px solid var(--border);
}
.notice.tone-success { background: var(--good-bg); border-color: #bbf7d0; color: var(--good); }
.notice.tone-warning { background: #fffbeb; border-color: #fde68a; color: #b45309; }
.notice.tone-error   { background: var(--danger-bg); border-color: #fecaca; color: var(--danger); }

.panel-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.panel-title strong { font-size: 15px; }
.panel-title span { color: var(--muted); font-size: 12px; }
.panel-actions { display: flex; align-items: center; gap: 12px; }
#card-count { color: var(--muted); font-size: 13px; }

.table-scroll { overflow-x: auto; }

.detail-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  white-space: nowrap;
}
.detail-table th, .detail-table td {
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
}
.detail-table th {
  background: #f8fafc;
  color: var(--muted);
  font-weight: 600;
  position: sticky;
  top: 0;
}
.detail-table td.empty { text-align: center; color: var(--muted); padding: 24px; }

.total-row td { background: #f8fafc; font-weight: 600; }

.error-row .code-cell { color: var(--danger); }
.row-error {
  display: block;
  color: var(--danger);
  font-size: 12px;
  margin-top: 2px;
  white-space: normal;
  max-width: 320px;
}

.code-cell { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }

.threshold-editor { display: flex; align-items: center; gap: 6px; }
.threshold-editor input {
  width: 74px;
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  text-align: center;
}
.threshold-editor input:focus { outline: 2px solid #bfdbfe; border-color: var(--primary); }
.batch-editor { display: flex; align-items: center; gap: 6px; }
.batch-editor input { width: 74px; padding: 4px 8px; text-align: center; }
.batch-editor button { padding: 4px 10px; font-size: 12px; }

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 12px;
  border: 1px solid transparent;
}
.badge.good { background: var(--good-bg); color: var(--good); border-color: #bbf7d0; }
.badge.bad  { background: var(--danger-bg); color: var(--danger); border-color: #fecaca; }

.spin {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: -1px;
  margin-right: 6px;
}
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 720px) {
  textarea { width: 100%; }
  input[type="password"] { width: 100%; }
  .query-card form { flex-direction: column; align-items: stretch; }
}