.jf-shell {
  display: grid;
  grid-template-columns: minmax(360px, 1.05fr) minmax(320px, 0.95fr);
  gap: 16px;
  align-items: start;
}

@media (max-width: 1024px) {
  .jf-shell {
    grid-template-columns: 1fr;
  }
}

.jf-panel {
  border: 1px solid var(--border, #d0d7de);
  border-radius: 16px;
  padding: 16px;
  background: linear-gradient(150deg, #f8fbff, #eef4ff);
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.08);
}

.jf-panel--output {
  background: linear-gradient(160deg, #0b1220, #111b32);
  color: #e2e8f0;
  border-color: rgba(226, 232, 240, 0.2);
  box-shadow: 0 18px 44px rgba(10, 19, 35, 0.55);
}

.jf-subtext {
  margin: 0 0 10px;
  color: var(--muted, #475569);
  font-size: 14px;
}

.jf-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-weight: 600;
}

.jf-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.14);
  color: #0f172a;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.jf-field textarea,
.jf-field input[type="number"] {
  width: 100%;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--border, #d0d7de);
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7), 0 10px 24px rgba(15, 23, 42, 0.06);
  font-size: 15px;
  line-height: 1.5;
}

.jf-field textarea {
  min-height: 220px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
}

.jf-field textarea:focus-visible,
.jf-field input[type="number"]:focus-visible {
  outline: 2px solid #0ea5e9;
  outline-offset: 2px;
  border-color: #0ea5e9;
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.18);
}

.jf-grid {
  display: grid;
  grid-template-columns: minmax(120px, 0.5fr) minmax(200px, 1.5fr);
  gap: 12px;
  align-items: center;
}

.jf-number input {
  max-width: 120px;
}

.jf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.jf-actions .primary {
  min-width: 140px;
}

.jf-status-row {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.jf-error {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid #fca5a5;
  background: #fef2f2;
  color: #7f1d1d;
}

.jf-error .jf-pointer {
  margin: 6px 0 0;
  background: #0b1220;
  color: #e2e8f0;
  padding: 8px;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.5);
}

.jf-status-text {
  color: var(--muted, #475569);
  font-size: 14px;
}

.jf-output-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.jf-meta {
  margin: 0;
  color: #cbd5e1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 12px;
}

#jf-output {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(226, 232, 240, 0.22);
  background: #0b1220;
  color: #e2e8f0;
  min-height: 260px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

#jf-output:focus-visible {
  outline: 2px solid #38bdf8;
  outline-offset: 2px;
  border-color: #38bdf8;
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.22);
}