.kkmr-tool {
  max-width: 1160px;
}

.tool-panel {
  background: #ffffff;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(32, 45, 64, 0.08);
  padding: 24px;
}

.tool-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

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

.code-area {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.95rem;
  line-height: 1.6;
  min-height: 140px;
  resize: vertical;
}

/* 結果テーブル */
.cp-table-wrap {
  max-height: 520px;
  overflow: auto;
  border: 1px solid #d8dee8;
  border-radius: 8px;
}

.cp-table {
  width: 100%;
  margin: 0;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.cp-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #1f2937;
  color: #f8fafc;
  padding: 8px 10px;
  white-space: nowrap;
  text-align: left;
}

.cp-table tbody td {
  padding: 7px 10px;
  border-top: 1px solid #e6ebf2;
  vertical-align: top;
}

.cp-table tbody tr:nth-child(even) {
  background: #f7f9fc;
}

.cp-mono {
  font-family: Consolas, "Courier New", monospace;
  white-space: nowrap;
}

/* 制御・不可視文字のプレースホルダ表示 */
.cp-control {
  color: #8a1f1f;
  font-family: Consolas, "Courier New", monospace;
  background: #fff1f1;
  border-radius: 4px;
  padding: 0 4px;
}

.cp-error {
  color: #8a1f1f;
}

.status-message {
  background: #f8fafc;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  color: #334155;
  padding: 12px 14px;
}

.status-message.is-success {
  background: #eefaf2;
  border-color: #9dd7b0;
  color: #14532d;
}

.status-message.is-error {
  background: #fff1f1;
  border-color: #f3a7a7;
  color: #8a1f1f;
}

.status-message.is-info {
  background: #f0f7ff;
  border-color: #b8d4f4;
  color: #1e3a5f;
}

.reconstruct-area {
  font-family: Consolas, "Courier New", monospace;
  background: #1f2937;
  color: #f8fafc;
}

@media (max-width: 767.98px) {
  .tool-panel {
    padding: 16px;
  }

  .tool-panel__header {
    display: block;
  }

  .tool-panel__header .button-row {
    margin-top: 16px;
  }

  .button-row .btn {
    flex: 1 1 45%;
  }

  .cp-table {
    font-size: 0.82rem;
  }

  .cp-table thead th,
  .cp-table tbody td {
    padding: 6px 7px;
  }
}