.calculator-suite {
  display: grid;
  gap: 18px;
  padding: 22px 24px 24px;
}

.calculator-tabs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
}

.calculator-tab {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  border: 1px solid var(--line-soft, #2d3942);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  color: #dbe5e1;
  font: inherit;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.calculator-tab:hover,
.calculator-tab.active {
  border-color: rgba(216, 173, 87, 0.5);
  background: linear-gradient(135deg, rgba(216, 173, 87, 0.17), rgba(88, 169, 149, 0.1));
  color: #fff4d8;
}

.calculator-panel {
  display: none;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  overflow: hidden;
  border: 1px solid var(--line-soft, #2d3942);
  border-radius: var(--radius-md, 14px);
  background: linear-gradient(180deg, rgba(35, 45, 51, 0.92), rgba(18, 25, 29, 0.96));
  box-shadow: var(--shadow-soft, 0 14px 34px rgba(0, 0, 0, 0.24));
}

.calculator-panel.active {
  display: grid;
}

.calculator-form,
.calculator-results {
  min-width: 0;
  padding: 18px;
}

.calculator-form {
  border-right: 1px solid var(--line-soft, #2d3942);
}

.calculator-results {
  display: grid;
  align-content: start;
  gap: 12px;
  background: rgba(13, 19, 23, 0.42);
}

.calculator-panel h2,
.calculator-panel h3 {
  margin: 0;
  color: #fbefd5 !important;
  line-height: 1.2;
}

.calculator-panel h2 {
  font-size: 18px !important;
}

.calculator-panel h3 {
  font-size: 14px !important;
}

.calculator-intro {
  margin: 7px 0 16px;
  color: var(--muted, #aeb8b5);
  font-size: 12.5px;
  line-height: 1.55;
}

.calculator-fields {
  display: grid;
  gap: 13px;
}

.calculator-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.calculator-field {
  min-width: 0;
}

.calculator-field label,
.calculator-check {
  display: block;
  margin-bottom: 6px;
  color: #f3ead7;
  font-size: 12px;
  font-weight: 850;
  line-height: 1.35;
}

.calculator-field input,
.calculator-field select {
  width: 100%;
  min-height: 44px;
  padding: 10px 11px;
  border: 1px solid rgba(124, 139, 145, 0.44);
  border-radius: 12px;
  background: #0f1519;
  color: #f7f2e9;
  font: inherit;
  outline: none;
}

.calculator-field input:focus,
.calculator-field select:focus {
  border-color: rgba(88, 169, 149, 0.85);
  box-shadow: 0 0 0 3px rgba(88, 169, 149, 0.22);
}

.calculator-help {
  margin-top: 5px;
  color: var(--muted, #aeb8b5);
  font-size: 11.5px;
  line-height: 1.4;
}

.calculator-check {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  cursor: pointer;
}

.calculator-check input {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin: 1px 0 0;
  accent-color: var(--success, #66d2b4);
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.result-card,
.result-note,
.result-table-wrap {
  border: 1px solid var(--line-soft, #2d3942);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.result-card {
  min-height: 88px;
  display: grid;
  align-content: space-between;
  gap: 8px;
  padding: 13px;
}

.result-card.feature {
  border-color: rgba(88, 169, 149, 0.54);
  background: linear-gradient(135deg, rgba(28, 71, 62, 0.78), rgba(25, 35, 39, 0.96));
}

.result-label {
  color: #aebbb6;
  font-size: 10.5px;
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-transform: uppercase;
}

.result-value {
  color: #fff6e6;
  font-size: 20px;
  font-weight: 950;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.result-value.ok {
  color: var(--success, #66d2b4);
}

.result-value.warn {
  color: var(--warn, #e0b55b);
}

.result-note {
  margin: 0;
  padding: 12px 13px;
  color: #d8e0dc;
  font-size: 12.5px;
  line-height: 1.55;
}

.result-table-wrap {
  overflow: auto;
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.result-table th,
.result-table td {
  padding: 9px 10px;
  border-bottom: 1px solid rgba(124, 139, 145, 0.18);
  text-align: right;
  white-space: nowrap;
}

.result-table th:first-child,
.result-table td:first-child {
  text-align: left;
}

.result-table th {
  color: #f6e8c9;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.result-table td {
  color: #f2eee5;
  font-variant-numeric: tabular-nums;
}

.calculator-shortcuts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.calculator-shortcut {
  min-height: 96px;
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 14px;
  border: 1px solid var(--line-soft, #2d3942);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
  color: inherit;
  text-decoration: none;
}

.calculator-shortcut:hover {
  border-color: rgba(216, 173, 87, 0.5);
  background: rgba(216, 173, 87, 0.08);
}

.calculator-shortcut strong {
  color: #fff2cd;
  font-size: 13px;
}

.calculator-shortcut span {
  color: var(--muted, #aeb8b5);
  font-size: 12px;
  line-height: 1.45;
}

.calculator-sources {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line-soft, #2d3942);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
}

.calculator-sources h2 {
  margin: 0;
  color: #fbefd5 !important;
  font-size: 15px !important;
  line-height: 1.2;
}

.calculator-sources p {
  margin: 0;
  color: #d8e0dc;
  font-size: 12px;
  line-height: 1.5;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.source-links a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 7px 10px;
  border: 1px solid rgba(216, 173, 87, 0.34);
  border-radius: 999px;
  background: rgba(216, 173, 87, 0.08);
  color: #fff2cd !important;
  text-decoration: none;
  font-size: 11.5px;
  font-weight: 850;
}

@media (max-width: 920px) {
  .calculator-tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .calculator-panel {
    grid-template-columns: 1fr;
  }

  .calculator-form {
    border-right: 0;
    border-bottom: 1px solid var(--line-soft, #2d3942);
  }
}

@media (max-width: 700px) {
  .calculator-suite {
    padding-right: 16px;
    padding-left: 16px;
  }

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

  .calculator-row,
  .result-grid,
  .calculator-shortcuts {
    grid-template-columns: 1fr;
  }
}