.calculator-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(7, 31, 32, .58);
  font-family: var(--font-body);
}

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

.calculator-panel {
  position: fixed;
  overflow: visible;
  color: var(--charcoal);
  background: transparent;
}

.calculator-canvas {
  position: relative;
  width: 560px;
  height: 820px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform-origin: top left;
  background: var(--forest);
  border-radius: 12px;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, .2), 0 22px 70px rgba(0, 0, 0, .4);
}

.calculator-dragbar {
  min-height: 48px;
  flex: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 7px 54px 7px 17px;
  color: var(--white);
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.calculator-grip { display: grid; gap: 3px; }
.calculator-grip i { width: 20px; height: 2px; background: rgba(255, 255, 255, .42); }
.calculator-drag-label { flex: 1 1 auto; font-family: var(--font-display); font-size: 13px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }
.calculator-close { position: absolute; z-index: 2; top: 7px; right: 8px; width: 36px; height: 36px; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; color: var(--white); font-size: 22px; line-height: 1; }
.calculator-close:hover { background: rgba(255, 255, 255, .12); }

.calculator-scroll { flex: none; min-height: 0; overflow: visible; padding: 0 16px 16px; }
.calculator-card { padding: 24px; background: var(--white); border-radius: 8px; }
.calculator-card h1 { margin: 0; color: var(--forest); font: 800 30px/1.1 var(--font-display); letter-spacing: -.02em; }
.calculator-disclosure { margin: 6px 0 20px; color: #68736e; font-size: 13px; }

.calculator-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.calculator-span-two { grid-column: span 2; }
.calculator-group { min-width: 0; display: grid; gap: 6px; }
.calculator-label { color: var(--forest); font: 700 13px/1.3 var(--font-display); }
.calculator-field { min-height: 43px; display: flex; align-items: center; padding: 0 11px; border: 1px solid #dbe3de; border-radius: 5px; background: #fbfcfb; color: #839087; }
.calculator-field:focus-within { border-color: var(--green); box-shadow: 0 0 0 2px rgba(140, 198, 62, .18); }
.calculator-field input { width: 100%; min-width: 0; padding: 10px 5px; border: 0; outline: 0; color: var(--charcoal); background: transparent; font: 600 17px/1.2 var(--font-body); }
.calculator-help { margin: -5px 0 1px; color: #68736e; font-size: 12px; }
.calculator-terms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; }
.calculator-terms button { min-height: 42px; border: 1px solid #dbe3de; border-radius: 5px; color: var(--forest); background: #f7f9f7; font-weight: 700; }
.calculator-terms button.is-selected { color: var(--white); background: var(--forest); border-color: var(--forest); }

.calculator-toggle { width: 100%; display: flex; justify-content: space-between; margin: 18px 0 14px; padding: 11px 0; border-block: 1px solid #e5ebe7; color: var(--forest); font-weight: 700; text-align: left; }
.calculator-advanced { margin-bottom: 17px; }
.calculator-advanced[hidden] { display: none; }
.calculator-result { padding: 18px; color: var(--white); background: var(--forest); border-left: 6px solid var(--green); }
.calculator-result-label { margin: 0; color: rgba(255,255,255,.72); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.calculator-total { margin: 1px 0 12px; font: 900 42px/1 var(--font-display); }
.calculator-breakdown { display: grid; gap: 5px; padding-top: 11px; border-top: 1px solid rgba(255,255,255,.18); }
.calculator-breakdown div { display: flex; justify-content: space-between; gap: 18px; font-size: 13px; }

.calculator-footer { display: flex; align-items: center; gap: 13px; padding: 13px 8px 0; color: rgba(255,255,255,.72); font-size: 11px; line-height: 1.45; }
.calculator-footer img { width: 78px; max-height: 48px; object-fit: contain; background: var(--white); }
.calculator-footer p { margin: 0; }

.calculator-resize-handle {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 32px;
  height: 32px;
  cursor: nwse-resize;
  touch-action: none;
}
.calculator-resize-handle::after { content: ''; position: absolute; right: 6px; bottom: 6px; width: 14px; height: 14px; border-right: 3px solid var(--green); border-bottom: 3px solid var(--green); }

@media (prefers-reduced-motion: reduce) {
  .calculator-panel { scroll-behavior: auto; }
}