:root {
  --ms-tool-bg: #f7f9fc;
  --ms-tool-surface: #ffffff;
  --ms-tool-surface-muted: #f8f9fa;
  --ms-tool-text: #1f2933;
  --ms-tool-muted: #64748b;
  --ms-tool-border: #d8e0ea;
  --ms-tool-primary: #2f7fd3;
  --ms-tool-primary-hover: #2668ad;
  --ms-tool-success: #2f9d68;
  --ms-tool-success-hover: #258154;
  --ms-tool-warning: #e2b83b;
  --ms-tool-warning-hover: #caa12f;
  --ms-tool-focus: rgba(47, 127, 211, 0.25);
  --ms-tool-radius: 6px;
  --ms-tool-control-height: 35px;
  --ms-tool-control-width: 140px;
}

.ms-tool-page {
  margin: 0;
  background: var(--ms-tool-bg);
  color: var(--ms-tool-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

.ms-tool-shell {
  box-sizing: border-box;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 40px;
}

.ms-tool-header {
  margin-bottom: 18px;
}

.ms-tool-title {
  margin: 0 0 6px;
  font-size: 1.35rem;
  line-height: 1.25;
}

.ms-tool-subtitle {
  margin: 0;
  color: var(--ms-tool-muted);
  font-size: 0.95rem;
}

.ms-tool-panel {
  background: var(--ms-tool-surface);
  border: 1px solid var(--ms-tool-border);
  border-radius: var(--ms-tool-radius);
  padding: 16px;
}

.ms-tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.ms-tool-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--ms-tool-control-height);
  min-width: var(--ms-tool-control-width);
  border: 0;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s ease, opacity 0.2s ease, transform 0.08s ease;
}

.ms-tool-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.ms-tool-button:active:not(:disabled) {
  transform: scale(0.96);
}

.ms-tool-button:focus-visible,
.ms-tool-select:focus-visible,
.ms-tool-output:focus-visible {
  outline: 3px solid var(--ms-tool-focus);
  outline-offset: 2px;
}

.ms-tool-button-primary {
  background: var(--ms-tool-primary);
  color: #fff;
}

.ms-tool-button-primary:hover:not(:disabled) {
  background: var(--ms-tool-primary-hover);
}

.ms-tool-button-success {
  background: var(--ms-tool-success);
  color: #fff;
}

.ms-tool-button-success:hover:not(:disabled) {
  background: var(--ms-tool-success-hover);
}

.ms-tool-button-warning {
  background: var(--ms-tool-warning);
  color: #1f2933;
}

.ms-tool-button-warning:hover:not(:disabled) {
  background: var(--ms-tool-warning-hover);
}

.ms-tool-output {
  box-sizing: border-box;
  width: 100%;
  border: 1px solid var(--ms-tool-border);
  border-radius: var(--ms-tool-radius);
  padding: 1rem;
  background: #fff;
  color: var(--ms-tool-text);
  font: 13px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

@media (max-width: 640px) {
  .ms-tool-shell {
    width: min(100% - 20px, 1120px);
    padding-top: 20px;
  }

  .ms-tool-button {
    width: 100%;
  }
}