.panel-intro .offline-tip {
  margin: 10px 0 0;
  color: #2c5f9e;
  font-size: 13px;
}

.panel-work {
  display: grid;
  gap: 14px;
}

.control-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.control {
  display: grid;
  gap: 6px;
}

.control span {
  font-size: 13px;
  color: #4b5563;
}

.control input,
.control select,
#uuid-output {
  box-sizing: border-box;
  width: 100%;
  border: 1px solid #cfd6e0;
  border-radius: 8px;
  background: #fff;
  color: #1f2937;
  padding: 9px 10px;
  font-size: 14px;
}

.control small {
  color: #738195;
  font-size: 12px;
  line-height: 1.2;
}

.control .control-hint-placeholder {
  visibility: hidden;
}

.control-wide {
  grid-column: span 2;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.action-row button {
  border: 1px solid #ccd3de;
  background: #f8fafc;
  color: #334155;
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 14px;
  cursor: pointer;
}

.action-row button.primary {
  background: #1f7a45;
  border-color: #1f7a45;
  color: #fff;
}

.tool-tip {
  min-height: 20px;
  color: #324255;
  font-size: 13px;
}

.tool-tip.error {
  color: #b42318;
}

.result-title {
  font-size: 14px;
  color: #374151;
}

#uuid-output {
  min-height: 320px;
  line-height: 1.6;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

.stats-card {
  border: 1px solid #dde3eb;
  border-radius: 10px;
  background: #f9fbff;
  padding: 12px;
}

.stats-card h2 {
  margin: 0 0 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: linear-gradient(180deg, #f6f9ff 0%, #eef4ff 100%);
  border: 1px solid #d5e1f7;
  color: #27466f;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.4px;
}

.stats-card h2::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2b7fff;
  box-shadow: 0 0 0 3px rgba(43, 127, 255, 0.15);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.stats-grid div {
  border: 1px solid #e1e6ef;
  border-radius: 8px;
  background: #fff;
  padding: 8px 10px;
  display: grid;
  gap: 4px;
}

.stats-grid span {
  color: #66758b;
  font-size: 12px;
}

.stats-grid strong {
  color: #111827;
  font-size: 16px;
  line-height: 1.2;
}

@media (max-width: 980px) {
  .control-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .control-grid {
    grid-template-columns: 1fr;
  }

  .control-wide {
    grid-column: span 1;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}