.vt-pv-calculator {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 32px;
  align-items: start;
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 20px;
  font-family: inherit;
}

.vt-pv-left,
.vt-pv-right {
  background: #f7f7f7;
  border-radius: 20px;
  padding: 28px;
}

.vt-pv-left h2 {
  font-size: 48px;
  line-height: 1.05;
  margin: 0 0 18px;
  font-weight: 800;
  color: #1d2329;
}

.vt-pv-intro {
  font-size: 18px;
  line-height: 1.6;
  color: #333;
  margin-bottom: 28px;
}

.vt-pv-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.vt-field {
  display: flex;
  flex-direction: column;
}

.vt-field.vt-full {
  grid-column: 1 / -1;
}

.vt-field label {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #2d3338;
}

.vt-field input,
.vt-field select {
  height: 56px;
  border: 1px solid #d7dce1;
  border-radius: 12px;
  padding: 0 16px;
  font-size: 17px;
  background: #fff;
  color: #1d2329;
  box-sizing: border-box;
}

.vt-pv-result {
  margin-top: 28px;
}

.vt-pv-result h3 {
  font-size: 54px;
  line-height: 1;
  margin: 0 0 16px;
  font-weight: 800;
  color: #1d2329;
}

.vt-pv-result p {
  margin: 0 0 14px;
  font-size: 18px;
  color: #333;
}

.vt-result-euro {
  font-size: 64px;
  line-height: 1;
  font-weight: 900;
  color: #10161c;
  margin-bottom: 12px;
}

.vt-result-kwh {
  font-size: 30px;
  font-weight: 700;
  color: #3a434b;
}

.vt-pv-note {
  margin-top: 14px;
  font-size: 14px !important;
  color: #666 !important;
}

.vt-choice-group + .vt-choice-group {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid #ddd;
}

.vt-choice-group h3 {
  font-size: 28px;
  margin: 0 0 16px;
  font-weight: 800;
  color: #1d2329;
}

.vt-image-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.vt-image-option {
  appearance: none;
  border: 2px solid transparent;
  background: #fff;
  border-radius: 14px;
  padding: 0;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.vt-image-option img {
  display: block;
  width: 100%;
  height: 120px;
  object-fit: cover;
}

.vt-image-option span {
  display: block;
  padding: 10px 8px;
  font-size: 15px;
  font-weight: 600;
  color: #222;
}

.vt-image-option:hover {
  transform: translateY(-2px);
  border-color: #bfc7cf;
}

.vt-image-option.active {
  border-color: #111;
  box-shadow: 0 0 0 2px rgba(17,17,17,0.08);
}

@media (max-width: 1200px) {
  .vt-pv-calculator {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .vt-image-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .vt-pv-left h2 {
    font-size: 38px;
  }

  .vt-pv-result h3 {
    font-size: 42px;
  }

  .vt-result-euro {
    font-size: 48px;
  }
}

@media (max-width: 640px) {
  .vt-pv-form-grid {
    grid-template-columns: 1fr;
  }

  .vt-image-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .vt-image-option img {
    height: 100px;
  }

  .vt-pv-left,
  .vt-pv-right {
    padding: 20px;
  }
}