.finance-calculator {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 20%, rgba(234, 197, 109, .09), transparent 24rem),
    linear-gradient(180deg, rgba(10, 27, 56, .32), rgba(2, 7, 19, .16));
}

.finance-calculator::before {
  content: "01";
  position: absolute;
  right: max(24px, calc((100vw - 1180px) / 2));
  top: 36px;
  color: rgba(234, 197, 109, .06);
  font-size: clamp(7rem, 18vw, 16rem);
  line-height: 1;
  pointer-events: none;
}

.calculator-heading,
.calculator-panel {
  position: relative;
  z-index: 1;
}

.calculator-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(350px, .85fr);
  border: 1px solid var(--line);
  background: rgba(3, 10, 24, .72);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .24);
}

.calculator-controls {
  display: grid;
  gap: 34px;
  padding: clamp(28px, 4vw, 52px);
  border-right: 1px solid var(--line);
}

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

.calculator-field label,
.result-label {
  color: var(--gold-soft);
  font-size: .68rem;
  letter-spacing: .1em;
  line-height: 1.5;
  text-transform: uppercase;
}

.field-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 15px;
}

.field-label output {
  color: var(--cream);
  font-size: clamp(.83rem, 1.2vw, 1rem);
  text-align: right;
}

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

.calculator-select-field select {
  width: 100%;
  min-height: 54px;
  padding: 0 48px 0 17px;
  border: 1px solid rgba(255, 255, 255, .21);
  border-radius: 0;
  color: var(--cream);
  background-color: #08162e;
  font: 400 .82rem/1.2 var(--future);
}

.calculator-select-field select:focus-visible,
.calculator-field input[type="range"]:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.calculator-field input[type="range"] {
  --progress: 0%;
  width: 100%;
  height: 22px;
  margin: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

.calculator-field input[type="range"]::-webkit-slider-runnable-track {
  height: 3px;
  background: linear-gradient(90deg, var(--gold) var(--progress), rgba(255,255,255,.2) var(--progress));
}

.calculator-field input[type="range"]::-webkit-slider-thumb {
  width: 20px;
  height: 20px;
  margin-top: -8px;
  appearance: none;
  border: 2px solid #061126;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 2px var(--gold);
}

.calculator-field input[type="range"]::-moz-range-track {
  height: 3px;
  background: rgba(255,255,255,.2);
}

.calculator-field input[type="range"]::-moz-range-progress {
  height: 3px;
  background: var(--gold);
}

.calculator-field input[type="range"]::-moz-range-thumb {
  width: 17px;
  height: 17px;
  border: 2px solid #061126;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 2px var(--gold);
}

.range-bounds {
  display: flex;
  justify-content: space-between;
  margin-top: 3px;
  color: #7f8a9e;
  font-family: Arial, sans-serif;
  font-size: .75rem;
}

.calculator-result {
  display: flex;
  min-width: 0;
  padding: clamp(28px, 4vw, 52px);
  flex-direction: column;
  background: linear-gradient(145deg, rgba(10, 27, 56, .78), rgba(15, 19, 24, .5));
}

.result-label {
  margin: 0 0 14px;
}

.result-amount {
  margin: 0;
  color: var(--gold);
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -.05em;
  white-space: nowrap;
}

.result-breakdown {
  display: grid;
  margin: 34px 0 0;
  border-top: 1px solid var(--line);
}

.result-breakdown div {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.result-breakdown dt,
.result-breakdown dd {
  margin: 0;
  font-family: Arial, sans-serif;
  font-size: .9rem;
  line-height: 1.45;
}

.result-breakdown dt { color: var(--muted); }
.result-breakdown dd { color: var(--cream); text-align: right; }

.calculator-note {
  margin: 24px 0 0;
  color: #8893a5;
  font-family: Arial, sans-serif;
  font-size: .78rem;
  line-height: 1.65;
}

.calculator-cta {
  width: 100%;
  margin-top: auto;
  transform: translateY(24px);
}

.calculator-cta:hover,
.calculator-cta:focus-visible {
  transform: translateY(22px);
}

@media (max-width: 900px) {
  .calculator-panel { grid-template-columns: 1fr; }
  .calculator-controls { border-right: 0; border-bottom: 1px solid var(--line); }
  .calculator-cta { margin-top: 8px; transform: none; }
  .calculator-cta:hover,
  .calculator-cta:focus-visible { transform: translateY(-2px); }
}

@media (max-width: 640px) {
  .finance-calculator::before { top: 26px; right: 12px; }
  .calculator-controls,
  .calculator-result { padding: 25px 20px; }
  .calculator-controls { gap: 29px; }
  .field-label { gap: 12px; }
  .calculator-field label,
  .result-label { font-size: .61rem; }
  .result-amount { font-size: clamp(1.65rem, 8vw, 2.3rem); }
  .result-breakdown div { display: grid; gap: 6px; }
  .result-breakdown dd { text-align: left; }
}