.rtx-shell {
  border: 1px solid var(--border, #cbd5e1);
  border-radius: 18px;
  padding: 18px;
  background:
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.14), transparent 22rem),
    linear-gradient(180deg, rgba(255, 247, 237, 0.98), rgba(255, 255, 255, 0.99));
}

.rtx-grid,
.rtx-results-grid {
  display: grid;
  gap: 18px;
}

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

.rtx-panel,
.rtx-card,
.rtx-row {
  border: 1px solid var(--border, #cbd5e1);
  border-radius: 16px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.05);
}

.rtx-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 700;
}

.rtx-field input,
.rtx-field select,
.rtx-field textarea {
  width: 100%;
}

.rtx-field textarea,
.rtx-pre,
.rtx-preview {
  font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
}

.rtx-field textarea {
  min-height: 16rem;
}

.rtx-flag-row,
.rtx-actions,
.rtx-capture-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.rtx-flag {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background: #fff;
}

.rtx-banner {
  margin-top: 12px;
  border-radius: 12px;
  padding: 12px 14px;
}

.rtx-banner--ok {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.rtx-banner--warn {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}

.rtx-banner--error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.rtx-results-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-top: 16px;
}

.rtx-metric {
  border: 1px solid var(--border, #cbd5e1);
  border-radius: 14px;
  padding: 14px;
  background: rgba(248, 250, 252, 0.92);
}

.rtx-metric-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted, #64748b);
}

.rtx-metric-value {
  display: block;
  margin-top: 6px;
  font-size: 1.1rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.rtx-preview,
.rtx-pre {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.rtx-preview {
  padding: 16px;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  background: rgba(248, 250, 252, 0.92);
}

.rtx-mark {
  background: #fde68a;
  color: #78350f;
  padding: 0 2px;
  border-radius: 4px;
}

.rtx-row {
  display: grid;
  gap: 12px;
}

.rtx-row-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.rtx-capture-chip {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid #dbeafe;
  background: rgba(239, 246, 255, 0.8);
}

@media (max-width: 960px) {
  .rtx-grid {
    grid-template-columns: 1fr;
  }
}