.wb-rechner {
  background: transparent;
  border: 2px solid #d7dde4;
  border-radius: 18px;
  padding: 22px 0;
}

.wb-rechner .zd-heading {
  text-align: center;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #ffffff;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #15243d 0%, #1f3a66 45%, #1a5b74 100%);
  border: 2px solid rgba(255, 255, 255, 0.16);
  border-radius: 14px;
  padding: 12px 18px;
  display: block;
  box-shadow: 0 12px 24px rgba(15, 26, 46, 0.26);
  position: relative;
  overflow: hidden;
}

.wb-rechner .zd-heading::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 180% at 10% 20%, rgba(255, 255, 255, 0.18), transparent 55%);
  pointer-events: none;
}

.wb-rechner .zd-heading-line {
  display: none;
}

.wb-rechner .wb-lead {
  margin: 8px auto 14px;
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  color: #1f2a44;
}

.wb-rechner .wb-mode {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin: 0 0 14px;
  padding: 8px 10px;
  border: 2px solid #d7dde4;
  border-radius: 14px;
  background: #ffffff;
}

.wb-rechner .wb-mode-title {
  font-weight: 800;
  color: #1f2a44;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.96rem;
}

.wb-rechner .wb-mode-option {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border: 2px solid #cfd6de;
  border-radius: 999px;
  background: #f5f7fa;
  font-weight: 700;
  color: #1f2a44;
  cursor: pointer;
}

.wb-rechner .wb-mode-option input {
  accent-color: #2f8d3a;
}

.wb-rechner .wb-mode-option span {
  font-size: 0.9rem;
}

.wb-rechner .wb-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
  gap: 12px;
  align-items: start;
}

.wb-rechner .wb-left {
  display: grid;
  gap: 10px;
}

.wb-rechner .wb-chart {
  border: 2px solid #e1e6ec;
  border-radius: 14px;
  padding: 10px;
  background: #ffffff;
  aspect-ratio: 5 / 3;
  height: auto;
}

.wb-rechner .wb-chart canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.wb-rechner .wb-side {
  display: grid;
  gap: 10px;
}

.wb-rechner .wb-visuals {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.wb-rechner .wb-visual-card {
  border: 2px solid #d8e2ef;
  border-radius: 12px;
  background: #ffffff;
  padding: 8px;
  position: relative;
}

.wb-rechner .wb-visual-card h3 {
  margin: 0 0 6px;
  font-size: 0.77rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #34506f;
  font-weight: 800;
}

.wb-rechner .wb-info {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 4;
}

.wb-rechner .wb-info summary {
  list-style: none;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  border: 2px solid #8fa7c3;
  background: #eff5fc;
  color: #2e4d6f;
  font-size: 0.72rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
}

.wb-rechner .wb-info summary::-webkit-details-marker {
  display: none;
}

.wb-rechner .wb-info[open] summary {
  border-color: #2e4d6f;
}

.wb-rechner .wb-info-pop {
  margin-top: 6px;
  width: min(280px, 70vw);
  border: 2px solid #b9cce2;
  border-radius: 10px;
  background: #f8fbff;
  padding: 8px 9px;
  font-size: 0.74rem;
  line-height: 1.35;
  color: #29435f;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(18, 39, 65, 0.15);
}

.wb-rechner .wb-visual-card canvas {
  width: 100% !important;
  height: 170px !important;
  display: block;
}

.wb-rechner .wb-visual-card--disabled {
  opacity: 0.5;
  filter: grayscale(0.35);
}

.wb-rechner .wb-visual-card--disabled h3::after {
  content: " (nur im Dämmstoffmodus)";
  font-size: 0.66rem;
  letter-spacing: 0;
  text-transform: none;
  color: #6d7f96;
  font-weight: 700;
}

.wb-rechner .wb-card {
  border-radius: 14px;
  border: 2px solid #d7e0eb;
  padding: 10px;
}

.wb-rechner .wb-card--input {
  background: #f8fbff;
}

.wb-rechner .wb-card--output {
  background: #f1f5fa;
  border-color: #cdd9e7;
}

.wb-rechner .wb-card-head {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  width: 100%;
  border-radius: 999px;
  border: 2px solid #c5d4e3;
  background: #ebf2fa;
  color: #1f3f63;
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  font-weight: 800;
  margin-bottom: 8px;
}

.wb-rechner .wb-card-head--result {
  border-color: #c2cedf;
  background: #e6edf7;
  color: #1e3554;
}

.wb-rechner .wb-input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.wb-rechner .wb-field {
  border: 2px solid #dce5ef;
  border-radius: 12px;
  padding: 7px 9px 8px;
  background: #ffffff;
  text-align: center;
}

.wb-rechner .wb-field--preset {
  grid-column: 1 / -1;
}

.wb-rechner .wb-field label {
  display: flex;
  align-items: flex-end;
  font-size: 0.69rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #54657a;
  margin-bottom: 4px;
  font-weight: 700;
  min-height: 2.5em;
  line-height: 1.12;
}

.wb-rechner .wb-control {
  width: 100%;
  height: 32px;
  border-radius: 11px;
  border: 2px solid #cfd6de;
  box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.02);
  text-align: center;
  font-weight: 600;
  background: #ffffff;
  transition: border-color 160ms ease, box-shadow 160ms ease;
  font-size: 0.88rem;
}

.wb-rechner .wb-control:focus {
  outline: none;
  border-color: #2f8d3a;
  box-shadow: 0 0 0 3px rgba(47, 141, 58, 0.18);
}

.wb-rechner .wb-input-unit {
  display: flex;
  align-items: center;
  gap: 8px;
}

.wb-rechner .wb-input-unit span {
  font-weight: 700;
  color: #5f6b7a;
  white-space: nowrap;
  font-size: 0.8rem;
}

.wb-rechner .wb-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 32px;
  padding: 4px 8px;
  border-radius: 11px;
  border: 2px solid #cfd6de;
  background: #ffffff;
  font-weight: 700;
  font-size: 0.92rem;
  text-align: center;
}

.wb-rechner .wb-badge--pauschal {
  border-color: #d9534f;
  color: #111111;
}

.wb-rechner .wb-field--pauschal {
  border-color: #d9534f;
}

.wb-rechner .wb-field--pauschal label {
  color: #d9534f;
}

.wb-rechner .wb-field--berechnet {
  border-color: #28a745;
}

.wb-rechner .wb-field--berechnet label {
  color: #1f9239;
}

.wb-rechner .wb-field--berechnet .wb-control {
  border-color: #28a745;
}

.wb-rechner .wb-field--plan {
  border-color: #f5a623;
}

.wb-rechner .wb-field--plan label {
  color: #f5a623;
}

.wb-rechner .wb-field--plan .wb-control {
  border-color: #f5a623;
}

.wb-rechner .wb-advanced {
  margin-top: 8px;
  border: 2px solid #d6e1ed;
  border-radius: 12px;
  background: #f3f8fd;
  padding: 6px 8px 8px;
}

.wb-rechner .wb-advanced summary {
  font-size: 0.78rem;
  font-weight: 700;
  color: #2f4c6d;
  cursor: pointer;
}

.wb-rechner .wb-advanced-grid {
  margin-top: 7px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.wb-rechner .wb-options {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.wb-rechner .wb-options-col {
  padding: 8px;
  border: 2px solid #d8e2ee;
  border-radius: 11px;
  background: #ffffff;
  display: grid;
  gap: 6px;
}

.wb-rechner .wb-options label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #2c3f57;
}

.wb-rechner .wb-options input[type="checkbox"] {
  accent-color: #2f8d3a;
}

.wb-rechner .wb-kpi-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 8px;
}

.wb-rechner .wb-kpi {
  border-radius: 12px;
  border: 2px solid #c5d1e0;
  background: #ffffff;
  padding: 7px 8px 8px;
  text-align: center;
}

.wb-rechner .wb-kpi-label {
  min-height: 2.2em;
  font-size: 0.67rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #5a6c82;
  font-weight: 700;
  margin-bottom: 2px;
}

.wb-rechner .wb-kpi-value {
  font-size: 1.35rem;
  line-height: 1;
  color: #10233c;
  font-weight: 800;
  font-family: "Consolas", "Menlo", "Monaco", monospace;
}

.wb-rechner .wb-kpi-unit {
  margin-top: 2px;
  font-size: 0.74rem;
  font-weight: 700;
  color: #54657a;
}

.wb-rechner .wb-kpi--pauschal {
  border-color: #e5b3b2;
  background: #fff7f7;
}

.wb-rechner .wb-kpi--pauschal .wb-kpi-label {
  color: #c4423f;
}

.wb-rechner .wb-kpi--berechnet {
  border-color: #aed8ba;
  background: #f6fff8;
}

.wb-rechner .wb-kpi--berechnet .wb-kpi-label {
  color: #1f8e38;
}

.wb-rechner .wb-kpi--dashed {
  border-style: dashed;
}

.wb-rechner .wb-kpi--accent {
  border-color: #f5a623;
  background: #fffaf1;
}

.wb-rechner .wb-kpi--accent .wb-kpi-label {
  color: #b57410;
}

.wb-rechner .wb-metric-list {
  border-radius: 12px;
  border: 2px solid #cfdae8;
  background: #ffffff;
  padding: 8px;
  display: grid;
  gap: 6px;
}

.wb-rechner .wb-metric {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  border-bottom: 1px solid #e7eef7;
  padding-bottom: 5px;
}

.wb-rechner .wb-metric:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.wb-rechner .wb-metric span {
  font-size: 0.78rem;
  color: #4f6077;
  font-weight: 600;
}

.wb-rechner .wb-metric strong {
  font-size: 0.92rem;
  color: #122844;
  font-weight: 800;
}

.wb-rechner .wb-cost-block {
  margin-top: 8px;
  border-radius: 12px;
  border: 2px solid #d4e0ee;
  background: #fafdff;
  padding: 8px;
}

.wb-rechner .wb-cost-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #36516f;
  font-weight: 800;
  margin-bottom: 6px;
}

.wb-rechner .wb-cost-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.wb-rechner .wb-cost-result {
  margin-top: 7px;
  border-radius: 10px;
  border: 2px solid #c6d9ea;
  background: #eef6ff;
  padding: 7px 8px;
  font-size: 0.8rem;
  color: #1f3653;
  font-weight: 600;
}

.wb-rechner .wb-cost-result strong {
  font-weight: 800;
}

.wb-rechner .wb-cta {
  margin-top: 8px;
  padding: 7px 9px;
  border-radius: 10px;
  border: 2px solid #c7dbf3;
  background: #f6f9ff;
  color: #1f2a44;
  font-weight: 700;
  font-size: 0.82rem;
  text-align: center;
  min-height: 34px;
}

.wb-rechner .wb-cta.is-hidden {
  display: none;
}

.wb-rechner .wb-is-hidden {
  display: none !important;
}

.wb-rechner .wb-is-hidden-custom {
  display: none !important;
}

.wb-rechner .wb-note {
  margin: 14px auto 0;
  padding: 10px 12px;
  max-width: 980px;
  text-align: center;
  background: transparent;
  border: 2px solid #c7dbf3;
  border-radius: 10px;
  color: #1f2a44;
  font-size: 0.92rem;
}

@media (max-width: 1050px) {
  .wb-rechner .wb-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .wb-rechner .wb-input-grid {
    grid-template-columns: 1fr;
  }

  .wb-rechner .wb-kpi-row {
    grid-template-columns: 1fr;
  }

  .wb-rechner .wb-advanced-grid {
    grid-template-columns: 1fr;
  }

  .wb-rechner .wb-cost-grid {
    grid-template-columns: 1fr;
  }

  .wb-rechner .wb-options {
    grid-template-columns: 1fr;
  }

  .wb-rechner .wb-chart {
    aspect-ratio: 4 / 3;
  }

  .wb-rechner .wb-visuals {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .wb-rechner .zd-heading {
    font-size: 1.55rem;
  }

  .wb-rechner .wb-field {
    padding: 9px 10px 10px;
  }

  .wb-rechner .wb-chart {
    aspect-ratio: 1 / 1;
  }
}