/* ======================== */
/* СТИЛИ КАЛЬКУЛЯТОРА */
/* ======================== */

.calculator {
  padding: 5vw 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.calculator__container {
  width: 80vw;
  margin: 0 auto;
  text-align: center;
}

.calculator__title {
  font-weight: 900;
  font-size: 3.125vw;
  line-height: 4.1666666667vw;
  letter-spacing: 0.04em;
  text-align: center;
  margin: 0 0 1vw 0;
  color: #333;
}

.calculator__subtitle {
  font-size: 1.6666666667vw;
  line-height: 4.1666666667vw;
  letter-spacing: 0.04em;
  font-weight: 500;
  text-align: center;
  margin: 0 0 3vw 0;
  color: #666;
}

/* Форма калькулятора */
.calculator-form {
  max-width: 600px;
  margin: 0 auto;
  background: #fff;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Поля калькулятора */
.calculator-field {
  margin-bottom: 1.5rem;
  text-align: left;
}

.calculator-label {
  display: block;
  font-weight: 600;
  color: #333;
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.calculator-select,
.calculator-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
  color: #333;
  background: #fff;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.calculator-select:focus,
.calculator-input:focus {
  outline: none;
  border-color: #0696ee;
  box-shadow: 0 0 0 3px rgba(6, 150, 238, 0.1);
}

/* Группа выбора с количеством (новый тип поля) */
.calculator-select-quantity-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.calculator-repeatable-groups {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.calculator-repeatable-group {
  position: relative;
  padding: 1rem;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  background: #fafafa;
}

.calculator-repeatable-group:first-child {
  border-color: #ddd;
  background: transparent;
}

.calculator-quantity-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.calculator-quantity-label {
  font-weight: 600;
  color: #333;
  font-size: 0.95rem;
  margin: 0;
  white-space: nowrap;
}

.calculator-field-quantity {
  max-width: 120px;
  padding: 0.65rem 0.85rem;
}

.calculator-add-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: #fff;
  border: 2px dashed #0579c3;
  border-radius: 8px;
  color: #0579c3;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 0.75rem;
  text-shadow: 0 0 1px rgba(5, 121, 195, 0.2);
}

.calculator-add-more-btn:hover {
  background: linear-gradient(135deg, #0696ee 0%, #0579c3 100%);
  color: white;
  border-style: solid;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.calculator-add-more-btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.calculator-remove-group {
  background: transparent;
  border: none;
  color: #dc3545;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.calculator-remove-group:hover {
  background: #dc3545;
  color: white;
}

.calculator-remove-group svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Чекбоксы */
.calculator-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.calculator-checkbox {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-size: 0.95rem;
  color: #333;
  position: relative;
  padding-left: 1.5rem;
  padding-right: 15px;
  padding-bottom: 0.5rem;
  width: 100%;
  min-height: 48px;
}

.calculator-checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.calculator-checkbox-mark {
  position: absolute;
  left: 0;
  height: 1.2rem;
  width: 1.2rem;
  background-color: #fff;
  border: 2px solid #ddd;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.calculator-checkbox input[type="checkbox"]:checked ~ .calculator-checkbox-mark {
  background-color: #0696ee;
  border-color: #0696ee;
}

.calculator-checkbox input[type="checkbox"]:checked ~ .calculator-checkbox-mark::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-weight: bold;
}

.calculator-checkbox input[type="checkbox"]:focus ~ .calculator-checkbox-mark,
.calculator-checkbox:focus-within .calculator-checkbox-mark {
  outline: 2px solid #0696ee;
  outline-offset: 2px;
}

/* Чекбокс согласия на обработку персональных данных */
.calculator-privacy {
  padding-right: 15px;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.calculator-privacy-text {
  font-size: 0.9rem;
  line-height: 1.4;
  color: #666;
}

.calculator-privacy-link {
  color: #0577c2;
  text-decoration: underline;
  transition: color 0.3s ease;
}

.calculator-privacy-link:hover,
.calculator-privacy-link:focus {
  color: #046ba8;
  outline: 2px solid #0577c2;
  outline-offset: 2px;
}

/* Результат расчета */
.calculator-result {
  background: linear-gradient(180deg, #d4ebfc 0%, #e6f4fd 50%, #d4ebfc 100%);
  padding: 1.5rem;
  border-radius: 8px;
  margin: 1.5rem 0;
}

.calculator-price {
  margin-bottom: 1rem;
  text-align: center;
}

.calculator-price-label {
  display: block;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #0a0a0a;
}

.calculator-price-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: #0696ee;
}

.calculator-discount {
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  text-align: center;
}

.calculator-discount-label {
  font-size: 1rem;
  color: #333;
}

.calculator-discount-value {
  font-weight: 700;
  color: #FF8C00;
  font-size: 1.5rem;
}

/* Контактные данные */
.calculator-contacts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}

/* Кнопка отправки */
.calculator-submit {
  background-color: #0696ee;
  color: white;
  border: none;
  border-radius: 8px;
  padding: 1rem 2rem;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
  font-weight: 600;
  min-height: 48px;
}

.calculator-submit:hover,
.calculator-submit:focus {
  background-color: #ff8c00;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(6, 150, 238, 0.3);
}

.calculator-submit:disabled {
  background-color: #ccc;
  cursor: not-allowed;
  transform: none;
}

/* ======================== */
/* АДАПТИВНОСТЬ */
/* ======================== */

/* Планшеты */
@media (max-width: 1024px) {
  .calculator__container {
    width: 85vw;
  }

  .calculator__title {
    font-size: 3.5vw;
    line-height: 4.5vw;
  }

  .calculator__subtitle {
    font-size: 1.8vw;
    line-height: 4.5vw;
  }

  .calculator-form {
    padding: 1.5rem;
  }

  .calculator-submit {
    font-size: 1.1rem;
    padding: 0.9rem 1.8rem;
  }
}

/* Смартфоны */
@media (max-width: 768px) {
  .calculator {
    padding: 5vw 0;
  }

  .calculator__container {
    width: 95vw;
  }

  .calculator__title {
    font-size: 6vw;
    line-height: 7vw;
    margin-bottom: 4vw;
  }

  .calculator__subtitle {
    font-size: 3.5vw;
    line-height: 7vw;
    margin-bottom: 5vw;
  }

  .calculator-form {
    padding: 1rem;
    margin: 0 auto;
    box-shadow: none;
  }

  .calculator-field input,
  .calculator-field select {
    min-height: 48px;
    -webkit-tap-highlight-color: rgba(6, 150, 238, 0.1);
  }
  
  .calculator-quantity-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .calculator-field-quantity {
    max-width: 100%;
    width: 100%;
  }
  
  .calculator-add-more-btn {
    width: 100%;
    justify-content: center;
  }
  
  .calculator-repeatable-group {
    padding: 0.75rem;
  }

  .calculator-submit {
    padding: 1rem;
    font-size: 1rem;
    -webkit-tap-highlight-color: rgba(6, 150, 238, 0.1);
  }

  .calculator-contacts {
    grid-template-columns: 1fr;
  }

  .calculator-result {
    padding: 1rem;
  }

  .calculator-price-label {
    font-size: 1rem;
  }

  .calculator-price-value {
    font-size: 1.8rem;
  }

  .calculator-discount-value {
    font-size: 1.3rem;
  }
}

/* Очень маленькие экраны */
@media (max-width: 360px) {
  .calculator {
    padding: 15vw 0;
  }
}

/* Фокус для доступности */
.calculator-submit:focus-visible {
  outline: 3px solid #0696ee;
  outline-offset: 3px;
}

input[type="checkbox"]:focus-visible + .calculator-checkbox-mark {
  outline: 3px solid #0696ee;
  outline-offset: 2px;
  border-radius: 4px;
}