#lv-mastermix-calculator .lv-calc-header {
  margin: 22px auto 24px;
}

#lv-mastermix-calculator .lv-hidden {
  display: none !important;
}

#lv-mastermix-calculator .lv-calc-header h1 {
  margin-bottom: 0;
}

#lv-mastermix-calculator .lv-calc-header p {
  max-width: 900px;
  font-size: 15px;
  line-height: 1.6;
}

/* qPCR hero */

#lv-mastermix-calculator .lv-qpcr-hero {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 8px auto 12px;
}

#lv-mastermix-calculator .lv-qpcr-hero > span {
  width: 42px;
  height: 1px;
  background: rgba(45, 108, 223, 0.28);
}

#lv-mastermix-calculator .lv-qpcr-hero svg {
  width: 124px;
  height: auto;
  max-width: 38vw;
  flex: 0 0 auto;
}

#lv-mastermix-calculator .lv-qpcr-hero rect {
  fill: #f8fbff;
  stroke: #d9e5f3;
}

#lv-mastermix-calculator .lv-qpcr-axis {
  stroke: #a9bacd;
  stroke-width: 1.3;
}

#lv-mastermix-calculator .lv-qpcr-threshold {
  stroke: #d59a27;
  stroke-dasharray: 4 3;
  stroke-width: 1.2;
}

#lv-mastermix-calculator .lv-qpcr-curve {
  fill: none;
  stroke-linecap: round;
  stroke-width: 2.4;
}

#lv-mastermix-calculator .lv-qpcr-curve-a {
  stroke: var(--lv-blue);
}

#lv-mastermix-calculator .lv-qpcr-curve-b {
  stroke: var(--lv-brand-dark);
  opacity: 0.7;
}

#lv-mastermix-calculator .lv-qpcr-ct {
  stroke: var(--lv-red-text);
  stroke-width: 1.4;
}

#lv-mastermix-calculator .lv-qpcr-hero text {
  fill: var(--lv-red-text);
  font-size: 8px;
  font-weight: 800;
}

/* Calculator setup */

#lv-mastermix-calculator .lv-input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 22px;
}

#lv-mastermix-calculator .lv-setup-guidance {
  margin: 0 0 18px;
  color: var(--lv-muted);
  line-height: 1.65;
}

#lv-mastermix-calculator .lv-mm-doc-details {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid var(--lv-border);
  border-radius: 14px;
  background: #ffffff;
}

#lv-mastermix-calculator summary {
  cursor: pointer;
  color: var(--lv-navy);
  font-weight: 800;
}

/* Primer/probe ratio controls */

#lv-mastermix-calculator .lv-mm-ratio-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
  padding: 16px;
  border: 1px solid rgba(45, 108, 223, 0.22);
  border-radius: 14px;
  background: var(--lv-blue-soft);
}

#lv-mastermix-calculator .lv-mm-ratio-panel h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

#lv-mastermix-calculator .lv-mm-ratio-panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
}

#lv-mastermix-calculator .lv-mm-ratio-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

#lv-mastermix-calculator .lv-checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--lv-navy);
  font-weight: 700;
}

#lv-mastermix-calculator .lv-checkbox-row input {
  width: auto;
}

#lv-mastermix-calculator .lv-mm-ratio-controls .lv-input {
  width: 150px;
}

/* Editable reagent table */

#lv-mastermix-calculator .lv-mm-table-wrap {
  width: 100%;
  margin-top: 14px;
  overflow-x: auto;
  border: 1px solid var(--lv-border);
  border-radius: 14px;
  background: #ffffff;
}

#lv-mastermix-calculator table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
}

#lv-mastermix-calculator th {
  padding: 12px;
  border-bottom: 1px solid var(--lv-border);
  background: var(--lv-blue-soft);
  color: var(--lv-navy);
  font-size: 13px;
  line-height: 1.25;
  text-align: left;
}

#lv-mastermix-calculator td {
  padding: 10px 12px;
  border-bottom: 1px solid #edf2f7;
  color: var(--lv-navy);
  font-size: 14px;
  vertical-align: top;
}

#lv-mastermix-calculator tbody tr:nth-child(even) td {
  background: #fbfdff;
}

#lv-mastermix-calculator tbody tr:last-child td {
  border-bottom: 0;
}

#lv-mastermix-calculator .lv-mm-reagent-table .lv-input,
#lv-mastermix-calculator .lv-mm-reagent-table .lv-select {
  min-width: 92px;
  padding: 9px 10px;
  font-size: 14px;
}

#lv-mastermix-calculator .lv-mm-component-input {
  min-width: 220px;
}

#lv-mastermix-calculator .lv-mm-readonly-input {
  background: #f3f6fa;
  color: var(--lv-muted);
  cursor: default;
}

#lv-mastermix-calculator .lv-mm-row-helper {
  display: block;
  margin-top: 4px;
  color: var(--lv-muted);
  font-size: 12px;
  line-height: 1.35;
}

#lv-mastermix-calculator .lv-mm-water-row td {
  background: #eef7ff;
}

#lv-mastermix-calculator .lv-mm-template-row td {
  background: #f8fbff;
  border-top: 2px solid var(--lv-border);
}

#lv-mastermix-calculator .lv-mm-delete-btn {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--lv-red-border);
  border-radius: 10px;
  background: var(--lv-red-bg);
  color: var(--lv-red-text);
}

/* Plate map */

#lv-mastermix-calculator #lv-mm-plate-card.lv-hidden {
  display: none;
}

#lv-mastermix-calculator .lv-mm-plate-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: end;
  margin-top: 16px;
}

#lv-mastermix-calculator .lv-mm-color-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

#lv-mastermix-calculator .lv-mm-color-btn {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 2px solid #ffffff;
  border-radius: 999px;
  box-shadow: 0 0 0 1px var(--lv-border);
}

#lv-mastermix-calculator .lv-mm-active-color {
  box-shadow: 0 0 0 3px rgba(45, 108, 223, 0.25);
}

#lv-mastermix-calculator .lv-mm-plate-scroll {
  overflow: auto;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid var(--lv-border);
  border-radius: 14px;
  background: #ffffff;
  touch-action: none;
}

#lv-mastermix-calculator .lv-mm-plate-grid {
  display: grid;
  gap: 6px;
  width: max-content;
  min-width: 100%;
  user-select: none;
}

#lv-mastermix-calculator .lv-mm-well {
  width: 42px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--lv-border);
  border-radius: 10px;
  background: var(--lv-bg);
  color: var(--lv-navy);
  font-size: 11px;
  font-weight: 800;
}

/* Master Mix-specific result content */

#lv-mastermix-calculator .lv-mm-bench-instruction {
  margin: 0 0 16px;
  padding: 16px;
  border: 1px solid rgba(45, 108, 223, 0.28);
  border-radius: 14px;
  background: var(--lv-blue-soft);
  color: var(--lv-navy);
  font-weight: 700;
  line-height: 1.6;
}

#lv-mastermix-calculator .lv-mm-next-steps,
#lv-mastermix-calculator .lv-mm-results-block {
  margin-top: 22px;
}

#lv-mastermix-calculator .lv-mm-next-steps h3,
#lv-mastermix-calculator .lv-mm-results-block h3 {
  margin: 0 0 10px;
  color: var(--lv-navy);
}

#lv-mastermix-calculator .lv-mm-next-steps ol {
  margin: 0;
  padding-left: 22px;
  color: var(--lv-muted);
  line-height: 1.7;
}

#lv-mastermix-calculator .lv-mm-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--lv-blue-soft);
  color: var(--lv-blue);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

/* Formula and assumptions */

#lv-mastermix-calculator .lv-mm-formula-box {
  display: grid;
  gap: 10px;
}

#lv-mastermix-calculator .lv-mm-formula-box p {
  margin: 0;
  line-height: 1.65;
}

#lv-mastermix-calculator .lv-mm-assumptions {
  padding: 18px;
  border: 1px solid var(--lv-border);
  border-radius: 14px;
  background: #ffffff;
}

#lv-mastermix-calculator .lv-mm-assumptions p {
  margin: 0;
  line-height: 1.7;
}

/* Research-use notice */

#lv-mastermix-calculator .lv-meta-section {
  max-width: 1100px;
  margin: 34px auto 8px;
  padding-top: 18px;
  border-top: 1px solid #e5e7eb;
}

#lv-mastermix-calculator .lv-meta-section p {
  margin: 0;
  color: #7a8491;
  font-size: 13px;
  line-height: 1.65;
}

/* Responsive behavior */

@media (max-width: 900px) {
  #lv-mastermix-calculator .lv-input-grid,
  #lv-mastermix-calculator .lv-mm-ratio-panel,
  #lv-mastermix-calculator .lv-mm-plate-tools {
    grid-template-columns: 1fr;
  }

  #lv-mastermix-calculator .lv-mm-ratio-controls {
    align-items: stretch;
    flex-direction: column;
  }

  #lv-mastermix-calculator .lv-mm-ratio-controls .lv-input {
    width: 100%;
  }
}

@media (max-width: 520px) {
  #lv-mastermix-calculator .lv-calc-header h1 {
    font-size: 26px;
    line-height: 1.18;
    overflow-wrap: anywhere;
  }
}