.option-group-label{font-size:0.75em;text-transform:uppercase;letter-spacing:0.08em;opacity:0.5;margin:18px 0 6px;font-family:'IBM Plex Mono',monospace;}

.calc-results {
  display: none;
  margin-top: 2rem;
  max-width: 860px;
}

.calc-results .metric-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.8em 0;
  border-bottom: 1px solid var(--border);
}

.calc-results .metric-row:last-child {
  border-bottom: none;
}

.calc-results .metric-row .label {
  color: var(--text-mid);
  font-size: 13px;
}

.calc-results .metric-row .value {
  color: var(--text);
  font-weight: 600;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
}

.calc-results .metric-row.bold-row .label {
  color: var(--text);
  font-weight: 600;
}

.calc-results .metric-row.bold-row .value {
  font-size: 15px;
  color: var(--accent);
}

.inline-notice {
  background: rgba(0, 212, 255, 0.05);
  border-left: 3px solid var(--accent);
  padding: 0.6em 0.8em;
  border-radius: 2px;
  font-size: 12px;
  color: var(--text-mid);
  margin: 0.8em 0;
}

.inline-warn {
  background: rgba(255, 165, 0, 0.08);
  border-left: 3px solid #ffa500;
  padding: 0.6em 0.8em;
  border-radius: 2px;
  font-size: 12px;
  color: #d68000;
  margin: 0.8em 0;
}

.collapsible {
  margin: 1em 0;
}

.collapsible summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 500;
  padding: 0.6em 0;
  user-select: none;
}

.collapsible summary:hover {
  color: var(--accent);
}

.collapsible[open] summary {
  margin-bottom: 0.8em;
}

.calc-results .knowledge-text,
.knowledge-text-content {
  background: var(--surface2);
  border-left: 3px solid var(--border-bright);
  padding: 1em;
  border-radius: 2px;
  font-size: 13px;
  color: var(--text-mid);
  line-height: 1.6;
  margin: 1em 0;
}

.calc-results .action-row {
  display: flex;
  gap: 0.5em;
  margin-top: 1em;
  flex-wrap: wrap;
}

.calc-results .action-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5em 0.8em;
  border-radius: 2px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: all 0.15s;
}

.calc-results .action-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.calc-results .action-btn.primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}

.calc-results .action-btn.primary:hover {
  opacity: 0.9;
}

.calc-results .json-block {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.8em;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--text-mid);
  max-height: 200px;
  overflow-y: auto;
  margin: 1em 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.calc-results .confidence-bar {
  margin: 1em 0;
  font-size: 12px;
}

.calc-results .confidence-bar-inner {
  height: 6px;
  background: var(--surface2);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 0.3rem;
}

.calc-results .confidence-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s;
  width: 0%;
}

.calc-results .engine-header {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 2em 0 1em 0;
  font-family: 'IBM Plex Mono', monospace;
}

.calc-results .engine-header:first-child {
  margin-top: 0;
}

.fit-badge {
  display: inline-block;
  padding: 0.3em 0.8em;
  border-radius: 2px;
  font-size: 12px;
  font-weight: 600;
  font-family: 'IBM Plex Mono', monospace;
  margin-left: 0.5em;
}

.fit-badge.fits {
  background: rgba(0, 212, 100, 0.12);
  color: #00d464;
  border: 1px solid rgba(0, 212, 100, 0.3);
}

.fit-badge.exceeds {
  background: rgba(255, 80, 80, 0.1);
  color: #ff5050;
  border: 1px solid rgba(255, 80, 80, 0.3);
}

.input-num {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6em 0.8em;
  border-radius: 2px;
  font-size: 12px;
  font-family: 'IBM Plex Mono', monospace;
}