.idea-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0.55rem;
  margin-bottom: 0.75rem;
}

@media (max-width: 900px) {
  .idea-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 520px) {
  .idea-grid { grid-template-columns: 1fr; }
}

.idea-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: var(--surface2);
  font-size: 0.88rem;
}

.idea-card h3 {
  margin: 0 0 0.3rem;
  font-size: 0.95rem;
}

.cbv-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: end;
  margin-bottom: 0.85rem;
}

.cbv-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cbv-field label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cbv-field select,
.cbv-field input {
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  min-width: 8rem;
}

.cbv-layout {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 900px) {
  .cbv-layout { grid-template-columns: 1fr; }
}

.panel-box {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem;
  background: var(--surface2);
}

.panel-box h3 {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
}

.bit-strip {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.bit-cell {
  font-family: var(--mono);
  font-size: 0.95rem;
  min-width: 1.75rem;
  padding: 0.45rem 0.35rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--surface);
  text-align: center;
}

.bit-cell.is-one {
  background: color-mix(in srgb, var(--accent, #2a6) 18%, var(--surface));
  border-color: color-mix(in srgb, var(--accent, #2a6) 50%, var(--line));
  font-weight: 600;
}

.bit-cell .idx {
  display: block;
  font-size: 0.6rem;
  color: var(--muted);
  margin-top: 0.15rem;
}

.idea-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

@media (max-width: 520px) {
  .idea-row { grid-template-columns: 1fr; }
}

.idea-btn {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  background: var(--surface);
  cursor: pointer;
  text-align: left;
  font: inherit;
}

.idea-btn.is-sel {
  outline: 2px solid var(--accent, #2a6);
  outline-offset: 1px;
}

.idea-btn .k {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.idea-btn .v {
  font-family: var(--mono);
  font-size: 0.88rem;
  margin-top: 0.15rem;
}

.meta-note {
  margin: 0.5rem 0 0;
  font-size: 0.88rem;
  color: var(--muted);
}

.role-blurb {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.45;
}

.code-box,
.trace-box,
.log-box,
.poke-box {
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.45;
  white-space: pre-wrap;
  margin: 0;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  overflow: auto;
  max-height: 14rem;
}

.verdict {
  margin: 0 0 0.75rem;
  padding: 0.55rem 0.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
}

.verdict.idle {
  background: var(--surface2);
  color: var(--muted);
}

.verdict.yes {
  background: color-mix(in srgb, var(--accent, #2a6) 18%, var(--surface));
  color: var(--ink);
}

.verdict.no {
  background: color-mix(in srgb, #c44 16%, var(--surface));
  color: var(--ink);
}

.flag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.flag {
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.2rem 0.45rem;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--surface2);
  color: var(--muted);
}

.flag.is-ok {
  color: var(--ink);
  border-color: color-mix(in srgb, var(--accent, #2a6) 50%, var(--line));
}

.flag.is-bad {
  color: var(--ink);
  border-color: color-mix(in srgb, #c44 55%, var(--line));
}

.value-summary-row {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}

@media (max-width: 720px) {
  .value-summary-row { grid-template-columns: 1fr; }
}

.summary-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  background: var(--surface);
  text-align: center;
}

.summary-card h4 {
  margin: 0 0 0.35rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.summary-card .val {
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
}

.summary-card .val.mono {
  font-size: 0.88rem;
  letter-spacing: 0.06em;
}

.summary-card.is-active {
  border-color: color-mix(in srgb, var(--accent, #2a6) 55%, var(--line));
  background: color-mix(in srgb, var(--accent, #2a6) 10%, var(--surface));
}

.bit-cell.nibble-break {
  margin-right: 0.35rem;
}