/* ==========================================================================
   Kalkulator — weißer Kasten, überlappt den Hero von unten
   Innerer Kalkulator (calc-grid, calc-card, Formularelemente, Ergebnis-
   Karte) 1:1 aus /calculator/index.html übernommen, nur an bestehende
   Tokens (tokens.css) angebunden statt eigener :root-Deklaration.
   ========================================================================== */

.calculator-section {
  padding-bottom: var(--space-16);
}

.calculator-panel {
  position: relative;
  z-index: 3;
  background: var(--color-white);
  padding: var(--space-10) var(--space-8);
  width: 100%;
  margin: -18vw auto 0;
  text-align: left;
}

/* --- Calculator card layout --------------------------------------------- */

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: stretch;
  text-align: left;
}

.calc-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 0;
  padding: var(--space-10);
}

.calc-card h2 {
  font-size: var(--type-h3);
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  margin-bottom: var(--space-6);
}

/* --- Form fields ---------------------------------------------------------- */

.field { margin-bottom: var(--space-6); }
.field:last-child { margin-bottom: 0; }

.field-label {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--type-label);
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  margin-bottom: var(--space-3);
}

.field-label .value {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.field-hint {
  font-size: var(--type-caption);
  color: var(--color-dark);
  margin-top: var(--space-2);
}

.calculator-panel input[type="number"] {
  width: 100%;
  font-family: var(--font-family);
  font-size: var(--type-h3);
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-button);
  padding: 12px var(--space-4);
  appearance: textfield;
}
.calculator-panel input[type="number"]:focus {
  outline: none;
  border-color: var(--color-primary);
}

.calculator-panel input[type="range"] {
  width: 100%;
  margin-top: var(--space-3);
  accent-color: var(--color-primary);
}

.segmented {
  display: flex;
  border: 1px solid var(--color-gray-300);
}

.segmented button {
  flex: 1;
  font-family: var(--font-family);
  font-size: var(--type-text-small);
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  background: var(--color-white);
  border: none;
  border-left: 1px solid var(--color-gray-300);
  padding: 12px 8px;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.segmented button:first-child { border-left: none; }
.segmented button.active { background: var(--color-primary); color: var(--color-white); }
.segmented button:not(.active):hover { background: var(--color-gray-100); }

.stacked-options { display: flex; flex-direction: column; gap: var(--space-2); }

.option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  border: 1px solid var(--color-gray-300);
  padding: 12px var(--space-4);
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
}
.option-row.active { border-color: var(--color-primary); background: var(--color-gray-100); }
.option-row .radio {
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--color-gray-300);
  flex: 0 0 auto;
  position: relative;
}
.option-row.active .radio { border-color: var(--color-primary); }
.option-row.active .radio::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: var(--color-primary);
}
.option-row .option-text { flex: 1; font-size: var(--type-text-small); font-weight: var(--font-weight-semibold); color: var(--color-black); }
.option-row .option-sub { font-size: var(--type-caption); color: var(--color-dark); font-weight: var(--font-weight-regular); display: block; margin-top: 2px; }
.option-row .option-badge {
  font-size: var(--type-caption);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  background: var(--color-gray-100);
  padding: 3px 8px;
}
.option-row.active .option-badge { background: var(--color-white); }

/* --- Result card ---------------------------------------------------------- */

.result-card {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
}

.result-card h2 { color: var(--color-white); }

.result-line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-3) 0;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: var(--type-text-small);
}
.result-line:first-of-type { border-top: none; }
.result-line .label { color: rgba(255,255,255,0.72); }
.result-line .amount { font-weight: var(--font-weight-semibold); }
.result-line.surcharge .amount { color: var(--color-accent); }

.result-total {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.25);
}
.result-total .label {
  font-size: var(--type-label);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.72);
  margin-bottom: var(--space-2);
  display: block;
}
.result-total .amount {
  font-family: var(--font-family);
  font-weight: var(--font-weight-black);
  font-size: 48px;
  line-height: 1;
  letter-spacing: -0.5px;
}
.result-total .amount .cents { font-size: 24px; font-weight: var(--font-weight-semibold); }

.result-note {
  margin-top: var(--space-4);
  font-size: var(--type-caption);
  color: rgba(255,255,255,0.6);
  line-height: 18px;
}

.result-card .btn {
  margin-top: var(--space-6);
}

/* --- Responsive ------------------------------------------------------------ */

@media (max-width: 1023px) {
  .calc-grid { grid-template-columns: 1fr; }
  .calculator-panel { margin-top: -320px; padding: var(--space-8) var(--space-6); }
  .calculator-panel__headline { font-size: 28px; line-height: 1.3; }
}

@media (max-width: 767px) {
  .calculator-panel { margin-top: -128px; padding: var(--space-6) var(--space-4); }
  .calculator-panel__headline { font-size: 24px; line-height: 1.35; }
  .calc-card { padding: var(--space-6); }
}

/* ==========================================================================
   Übergabe ins Backend
   ========================================================================== */

.calc-submit {
  margin: 0;
}

/* Honeypot — muss für Menschen unsichtbar sein, aber für Bots im DOM stehen.
   Bewusst nicht `display: none`: manche Bots überspringen ausgeblendete Felder. */
.calc-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}