.calculator-page { min-height: calc(100vh - 180px); }

.calculator-hero { padding-bottom: 28px; }
.calculator-hero .section-title { margin-bottom: 12px; }
.calculator-hero .section-subtitle { margin-bottom: 0; }
.calculator-section { padding: 0 0 80px; }

.calculator-tabs,
.delivery-type-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.calculator-tabs {
  padding: 8px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, .03);
}

.calculator-tab,
.delivery-type-tab {
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  transition: .2s ease;
}

.calculator-tab { padding: 12px 18px; }
.delivery-type-tab { padding: 9px 13px; font-size: 14px; }

.calculator-tab:hover,
.delivery-type-tab:hover { color: var(--text); background: rgba(255, 255, 255, .05); }

.calculator-tab.is-active,
.delivery-type-tab.is-active {
  border-color: rgba(245, 158, 11, .35);
  background: var(--accent);
  color: #111827;
}

.calculator-tab:focus-visible,
.delivery-type-tab:focus-visible { outline: 3px solid rgba(245, 158, 11, .5); outline-offset: 2px; }

.calculator-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .02));
  box-shadow: var(--shadow);
}

.calculator-panel[hidden],
.delivery-rate-table[hidden] { display: none; }

.calculator-manual-costs {
  padding: 24px;
  border-bottom: 1px solid var(--line);
  background: #0b1220;
  color: #e5edf8;
}

.calculator-manual-costs h2 {
  margin: 0 0 16px;
  font-size: 20px;
}

.calculator-manual-costs-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.calculator-cost-field {
  display: grid;
  grid-template-rows: 38px 46px;
  align-content: start;
  gap: 8px;
  color: #cbd5e1;
  font-size: 14px;
  font-weight: 700;
}

.calculator-cost-heading {
  display: grid;
  gap: 2px;
}

.calculator-cost-meta {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
}

.calculator-cost-note {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

.calculator-cost-field :is(input, select) {
  width: 100%;
  height: 46px;
  min-height: 46px;
  box-sizing: border-box;
  padding: 10px 12px;
  border: 1px solid #334155;
  border-radius: 10px;
  background: #111c2e;
  color: #f8fafc;
  font: inherit;
  font-weight: 500;
}

.calculator-cost-field :is(input, select):focus-visible {
  outline: 3px solid rgba(245, 158, 11, .5);
  outline-offset: 2px;
}

.calculator-currency-input {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  height: 46px;
}

.calculator-currency-rate-status {
  color: #9caec4;
  font-size: 12px;
  font-weight: 500;
}

#calcus-container {
  min-height: 420px;
  padding: 24px;
  background: #0b1220;
  color: #e5edf8;
  color-scheme: dark;
  --form-bg: #0b1220;
  --calc-text-desc: #9caec4;
  --input-border-color: #334155;
  --border-radius: 10px;
}

/* Reserve space only while the third-party widget is loading. */
#calcus-container:has(.calc-form.calculated) { min-height: 0; }

/* Calcus inserts its CSS asynchronously, so these selectors intentionally
   use the container ID to keep the calculator within the landing's dark UI. */
#calcus-container .calc-form,
#calcus-container .calc-footer,
#calcus-container .calc-frow,
#calcus-container .calc-result-split { background: #0b1220 !important; color: #e5edf8 !important; }

#calcus-container :is(input, select, textarea, .calc-inp, .calc-inp-append) {
  background-color: #111c2e !important;
  border-color: #334155 !important;
  color: #f8fafc !important;
  box-shadow: none !important;
}

#calcus-container select option { background: #111c2e; color: #f8fafc; }
#calcus-container :is(.calc-input-desc, .calc-label-note, .calc-text-desc, .tooltip-icon, .muted) { color: #9caec4 !important; }
#calcus-container :is(.calc-frow.separator, .result-sep) { border-color: #263548 !important; box-shadow: none !important; }
#calcus-container :is(.result-header-row, .calc-result-value, strong) { color: #f8fafc; }

#calcus-container :is(.calc-submit, .calc-footer-btn) {
  background: #f59e0b !important;
  color: #111827 !important;
  border-color: #f59e0b !important;
}

#calcus-container :is(.calc-radio + label::before, .calc-radio-container input[type="radio"] + label::before) {
  background: #111c2e !important;
  border-color: #52647d !important;
}

#calcus-container :is(.calc-radio:checked + label::after, .calc-radio-container input[type="radio"]:checked + label::after) {
  background-color: #f59e0b !important;
  box-shadow: none !important;
}

#calcus-container :is(.dropdown-menu, .modal-content, .error-row > div) {
  background-color: #111c2e !important;
  color: #e5edf8 !important;
  border-color: #334155 !important;
}

#calcus-container .dropdown-item:hover { background-color: #1e293b !important; color: #fff !important; }

/* Breakdown labels in the calculated result and the matching SVG chart. */
#calcus-container .result-placeholder-chart {
  color: #e8f0fb !important;
  font-size: 17px !important;
  font-weight: 600;
  line-height: 1.55;
}

#calcus-container .result-placeholder-chart :is(text, tspan) {
  fill: #e8f0fb !important;
  font-size: 16px !important;
  font-weight: 600;
}

#calcus-container .result-placeholder-chart :is(span, div, li) {
  color: #e8f0fb !important;
  font-size: 17px !important;
  font-weight: 600;
}

/* The legend is useful; the empty doughnut beneath it only consumes space. */
#calcus-container #customs-chart { display: none !important; }

/* CalcUS reserves 20–30px below its breakdown chart; the next result follows it. */
#calcus-container .calc-frow.result-row:has(.result-placeholder-chart) {
  padding-bottom: 4px !important;
}

.calculator-attribution {
  margin: 0;
  padding: 16px 24px;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}
.calculator-attribution a { color: var(--accent); }

.calculator-surcharge-results[hidden] {
  display: none;
}

.calculator-surcharge-results {
  margin: 0 24px 24px;
  color: #e5edf8;
}

.calculator-surcharge-table {
  display: grid;
  border: 1px solid #334155;
  border-radius: 12px;
  overflow: hidden;
}

.calculator-surcharge-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 16px;
  border-bottom: 1px solid #263548;
}

.calculator-surcharge-row:last-child { border-bottom: 0; }
.calculator-surcharge-row strong { color: #f8fafc; text-align: right; white-space: nowrap; }
.calculator-surcharge-total { background: rgba(245, 158, 11, .1); }
.calculator-surcharge-total strong { color: #fbbf24; }

.calculator-estimate-notice {
  margin: 20px 0 0;
  padding: 16px 18px;
  border: 1px solid rgba(245, 158, 11, .5);
  border-radius: 12px;
  background: rgba(245, 158, 11, .12);
  color: #fbbf24;
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 800;
  line-height: 1.45;
  text-align: center;
}

.delivery-panel { padding: clamp(20px, 4vw, 36px); }
.delivery-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 26px;
}
.delivery-heading h2 { margin: 8px 0 10px; font-size: clamp(24px, 3vw, 36px); }
.delivery-heading p { max-width: 740px; margin: 0; color: var(--muted); }
.delivery-source { max-width: 250px !important; font-size: 13px; }

.delivery-type-tabs { margin-bottom: 24px; }
.delivery-rate-table h3 { margin: 0 0 6px; font-size: 22px; }
.delivery-note { margin: 0 0 16px; color: var(--muted); }
.delivery-table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; }
.delivery-rate-table table { width: 100%; min-width: 620px; border-collapse: collapse; }
.delivery-rate-table th,
.delivery-rate-table td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--line); }
.delivery-rate-table th { color: var(--muted); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.delivery-rate-table td:last-child { color: var(--accent); font-weight: 800; white-space: nowrap; }
.delivery-rate-table tbody tr:last-child td { border-bottom: 0; }
.delivery-rate-table tbody tr:hover { background: rgba(255, 255, 255, .035); }

@media (max-width: 700px) {
  .calculator-hero { padding-top: 48px; }
  .calculator-section { padding-bottom: 48px; }
  .calculator-tabs { margin-bottom: 16px; }
  .calculator-tab { flex: 1 1 150px; }
  .delivery-heading { display: block; }
  .delivery-source { margin-top: 16px !important; }
  .calculator-manual-costs { padding: 18px 12px; }
  .calculator-manual-costs-grid { grid-template-columns: 1fr; }
  #calcus-container { padding: 12px; }
  .calculator-surcharge-results { margin: 0 12px 12px; }
  .calculator-surcharge-row { align-items: flex-start; flex-direction: column; gap: 6px; }
  .calculator-surcharge-row strong { text-align: left; white-space: normal; }
  .calculator-attribution { padding: 14px 16px; }
  .delivery-panel { padding: 18px; }
}