.r32-sm4-tool {
  --r32-sm4-border: color-mix(in srgb, var(--border-color, #d9e0ea) 88%, transparent);
  --r32-sm4-panel: color-mix(in srgb, var(--card-bg, #fff) 94%, #edf4fb);
  --r32-sm4-accent: var(--primary-color, #2563eb);
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px;
  color: var(--text-color, #182230);
  background: var(--r32-sm4-panel);
  border: 1px solid var(--r32-sm4-border);
  border-radius: 18px;
  box-sizing: border-box;
}

.r32-sm4-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.r32-sm4-heading h2 {
  margin: 4px 0 0;
  color: inherit;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.r32-sm4-heading p {
  max-width: 560px;
  margin: 6px 0 0;
  color: var(--muted-text, #5f6f82);
  line-height: 1.65;
}

.r32-sm4-kicker {
  color: var(--r32-sm4-accent);
  font-size: .72rem;
  font-weight: 750;
  letter-spacing: .12em;
}

.r32-sm4-warning {
  display: flex;
  gap: 8px;
  margin: 14px 0;
  padding: 11px 13px;
  color: var(--warning, #6b4d08);
  background: color-mix(in srgb, var(--warning, #6b4d08) 10%, var(--surface));
  border: 1px solid #f1d78b;
  border-radius: 10px;
  line-height: 1.55;
}

.r32-sm4-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 14px;
}

.r32-sm4-panel {
  min-width: 0;
  padding: 15px;
  background: color-mix(in srgb, var(--card-bg, #fff) 90%, transparent);
  border: 1px solid var(--r32-sm4-border);
  border-radius: 13px;
}

.r32-sm4-fields {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 9px;
  margin-bottom: 11px;
}

.r32-sm4-tool label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  color: var(--text-color, #182230);
  font-size: .84rem;
  font-weight: 650;
}

.r32-sm4-tool label[data-disabled] {
  opacity: .62;
}

.r32-sm4-tool input,
.r32-sm4-tool select,
.r32-sm4-tool textarea {
  width: 100%;
  box-sizing: border-box;
  color: inherit;
  background: var(--input-bg, #fff);
  border: 1px solid var(--r32-sm4-border);
  border-radius: 8px;
  font: inherit;
}

.r32-sm4-tool input,
.r32-sm4-tool select {
  min-height: 38px;
  padding: 8px 9px;
}

.r32-sm4-tool textarea {
  min-height: 172px;
  padding: 10px;
  resize: vertical;
  line-height: 1.5;
}

.r32-sm4-tool input:focus,
.r32-sm4-tool select:focus,
.r32-sm4-tool textarea:focus,
.r32-sm4-tool button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--r32-sm4-accent) 28%, transparent);
  outline-offset: 1px;
  border-color: var(--r32-sm4-accent);
}

.r32-sm4-wide-field {
  margin-top: 10px;
}

.r32-sm4-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.r32-sm4-actions button {
  min-height: 36px;
  padding: 7px 11px;
  cursor: pointer;
  border-radius: 8px;
}

.r32-sm4-actions button:disabled {
  cursor: not-allowed;
  opacity: .55;
}

.r32-sm4-output-panel {
  display: flex;
  min-height: 280px;
  flex-direction: column;
}

.r32-sm4-output-heading {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: inherit;
}

.r32-sm4-output-heading span {
  color: var(--muted-text, #5f6f82);
  font-size: .8rem;
}

.r32-sm4-output-panel pre {
  flex: 1;
  min-height: 190px;
  margin: 12px 0 0;
  padding: 12px;
  overflow: auto;
  color: var(--text-color, #16304b);
  background: color-mix(in srgb, var(--r32-sm4-accent) 8%, var(--input-bg, #fff));
  border: 1px solid var(--r32-sm4-border);
  border-radius: 9px;
  white-space: pre-wrap;
  word-break: break-word;
  font: .86rem/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.r32-sm4-status {
  min-height: 1.4em;
  margin: 13px 2px 0;
  color: var(--muted-text, #5f6f82);
  line-height: 1.5;
}

.r32-sm4-status[data-tone="success"] { color: var(--success, #177245); }
.r32-sm4-status[data-tone="error"] { color: var(--danger, #b42318); }

@media (max-width: 850px) {
  .r32-sm4-heading,
  .r32-sm4-grid {
    grid-template-columns: 1fr;
  }

  .r32-sm4-heading { display: block; }
  .r32-sm4-heading p { margin-top: 10px; }
  .r32-sm4-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 430px) {
  .r32-sm4-tool { padding: 15px; border-radius: 13px; }
  .r32-sm4-fields { grid-template-columns: 1fr; }
  .r32-sm4-warning { display: block; }
  .r32-sm4-warning strong { display: block; margin-bottom: 3px; }
}

@media (prefers-reduced-motion: reduce) {
  .r32-sm4-tool *,
  .r32-sm4-tool *::before,
  .r32-sm4-tool *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}