/* ===== WOHNUNGS-KALKULATOR =====
   Eigener Namensraum .wr-*, unabhaengig von den Bad-Stationen (.bw3d-*). */

.wr { background: var(--ink); }
.wr .section-header h2 { color: var(--paper); }
.wr .section-header .section-sub { color: rgba(247, 244, 239, 0.7); }

.wr-box {
  max-width: 900px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(247, 244, 239, 0.12);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 40px);
}

.wr-step { margin-bottom: 30px; }
.wr-step:last-of-type { margin-bottom: 0; }

.wr-label {
  display: block;
  margin-bottom: 12px;
  color: var(--champagne);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 600;
}

/* Auswahl-Chips */
.wr-chips { display: flex; flex-wrap: wrap; gap: 10px; }

.wr-chips button {
  padding: 11px 18px;
  border-radius: 30px;
  border: 1px solid rgba(247, 244, 239, 0.2);
  background: rgba(8, 26, 48, 0.5);
  color: rgba(247, 244, 239, 0.7);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), background 0.25s var(--ease);
}

.wr-chips button:hover { border-color: rgba(91, 187, 230, 0.6); color: var(--paper); }

.wr-chips button.is-on {
  background: var(--champagne);
  border-color: var(--champagne);
  color: var(--ink);
  font-weight: 700;
}

/* Flaechenregler */
.wr-flaeche-kopf {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.wr-qm { color: var(--paper); font-size: 1.6rem; font-weight: 700; }

.wr input[type='range'] {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  height: 3px;
  border-radius: 2px;
  background: rgba(247, 244, 239, 0.18);
  outline: none;
}

.wr input[type='range']::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--champagne);
  border: 3px solid var(--ink);
  box-shadow: 0 0 0 1px var(--champagne), 0 0 18px rgba(47, 159, 208, 0.7);
  cursor: pointer;
}

.wr input[type='range']::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--champagne); border: 3px solid var(--ink); cursor: pointer;
}

/* Zusatzleistungen */
.wr-zusatz { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 20px; }

.wr-zusatz label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: rgba(247, 244, 239, 0.7);
  font-size: 0.88rem;
  cursor: pointer;
  padding: 6px 0;
}

.wr-zusatz input { margin-top: 3px; accent-color: var(--champagne); width: 16px; height: 16px; cursor: pointer; }

/* Ergebnis */
.wr-out {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid rgba(247, 244, 239, 0.14);
}

.wr-out-label {
  color: rgba(247, 244, 239, 0.6);
  font-size: 0.78rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.wr-summe {
  color: var(--champagne-light);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.wr-je-qm { margin-top: 6px; font-size: 0.88rem; font-weight: 600; color: rgba(91, 187, 230, 0.85); }

.wr-inklusive {
  margin-top: 18px;
  padding-left: 12px;
  border-left: 2px solid var(--champagne);
  font-size: 0.86rem;
  color: rgba(247, 244, 239, 0.75);
}

.wr-inklusive b { color: var(--paper); }

/* Leistungen, die erst nach Besichtigung kalkuliert werden */
.wr-extra {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px dashed rgba(227, 176, 75, 0.5);
  border-radius: var(--radius);
  font-size: 0.86rem;
  color: rgba(247, 244, 239, 0.75);
}

.wr-extra b { color: #e3b04b; display: block; margin-bottom: 6px; }
.wr-extra ul { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.wr-extra li::before { content: '+ '; color: #e3b04b; }

.wr-hinweis {
  margin-top: 16px;
  font-size: 0.78rem;
  color: rgba(247, 244, 239, 0.45);
  line-height: 1.6;
}

.wr-cta { margin-top: 26px; }

@media (max-width: 700px) {
  .wr-zusatz { grid-template-columns: 1fr; }
}