.power-calculator {
  --color-primary: #1b89fc;
  --color-dark: #00213e;

  background-color: var(--color-dark);
  padding: 115px 0 160px;
}

@media screen and (max-width: 1270px) {
  .power-calculator {
    padding: 100px 0;
  }
}

.power-calculator__body {
  display: flex;
  flex-direction: column;
  gap: 53px;
}

@media (max-width: 768px) {
  .power-calculator__body {
    gap: 40px;
  }
}

.power-calculator__top {
  gap: 16px;
}

.power-calculator__label {
  line-height: 16px;
  color: #fff;
  opacity: 0.64;
}

@media screen and (max-width: 1270px) {
  .power-calculator__label {
    font-size: calc(10px + 4 * ((100vw - 375px) / 895));
  }
}

.power-calculator__title {
  color: #fff;
}

.power-calculator__subtitle {
  font-size: 24px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: normal;
  text-transform: none;
  color: #fff;
  opacity: 0.6;
}

@media screen and (max-width: 1270px) {
  .power-calculator__subtitle {
    font-size: calc(18px + 6 * ((100vw - 375px) / 895));
  }
}

.power-calculator__bottom {
  display: flex;
  gap: 30px 37px;
}

@media (max-width: 1024px) {
  .power-calculator__bottom {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .power-calculator__bottom {
    gap: 12px;
  }
}

.power-calculator__form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0px 0px 16px rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  padding: 24px 39px;
}

@media (max-width: 768px) {
  .power-calculator__form {
    gap: 20px;
    padding: 24px 12px;
  }
}

.power-calculator__field {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.power-calculator__field--label {
  font-size: 21px;
  font-weight: 700;
  line-height: 1.38;
}

@media (max-width: 1270px) {
  .power-calculator__field--label {
    font-size: calc(16px + 5 * ((100vw - 375px) / 895));
  }
}

.power-calculator__field .select {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  font-size: 18px;
  line-height: 24px;
  background-color: #fff;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

@media (max-width: 1270px) {
  .power-calculator__field .select {
    font-size: calc(16px + 2 * ((100vw - 375px) / 895));
  }
}

.power-calculator__field .select__selected {
  display: block;
  width: 100%;
  color: var(--color-dark);
  border: 2px solid #e8e8e8;
  border-radius: 8px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 14px;
  padding-right: 58px;
}

.power-calculator__field .select__selected--placeholder {
  opacity: 0.6;
}

.power-calculator__field .select__arrow {
  --size: 24px;

  position: absolute;
  top: calc(50% - var(--size) / 2);
  right: 14px;
  flex-shrink: 0;
  width: var(--size);
  height: var(--size);
  color: var(--color-primary);
  transition: transform 0.3s ease;
}

.power-calculator__field .select__arrow svg {
  width: 100%;
  height: 100%;
}

.power-calculator__field .select__dropdown {
  position: absolute;
  display: none;
  flex-direction: column;
  gap: 12px;
  top: calc(100% + 10px);
  left: 0;
  right: 0;
  list-style: none;
  background-color: #fff;
  border: 2px solid #e8e8e8;
  box-shadow: 0px 0px 16px rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  overflow-y: auto;
  padding: 14px;
  margin: 0;
  z-index: 50;
}

.power-calculator__field .select__option {
  cursor: pointer;
  width: 100%;
  color: var(--color-dark);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s ease;
}

.power-calculator__field .select__option:hover {
  color: var(--color-primary);
}

.power-calculator__field .select__option--placeholder {
  opacity: 0.6;
}

.power-calculator__field .select__option--placeholder:hover {
  color: var(--color-dark);
}

.power-calculator__field .select.show .select__arrow {
  transform: rotate(180deg);
}

.power-calculator__field .select.show .select__dropdown {
  display: flex;
}

.power-calculator__half {
  display: flex;
  gap: 20px 30px;
}

@media (max-width: 768px) {
  .power-calculator__half {
    flex-direction: column;
  }
}

.power-calculator__radios {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  flex-direction: column;
}

@media (max-width: 768px) {
  .power-calculator__radios {
    height: auto;
  }
}

.power-calculator__radio {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.power-calculator__radio input[type="radio"],
.power-calculator__radio input[type="checkbox"] {
  display: none;
}

.power-calculator__radio input[type="radio"]:checked + span::after,
.power-calculator__radio input[type="checkbox"]:checked + span::after {
  opacity: 1;
  transform: scale(1);
}

.power-calculator__radio span {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 18px;
  line-height: 1;
}

@media (max-width: 1270px) {
  .power-calculator__radio span {
    font-size: calc(16px + 2 * ((100vw - 375px) / 895));
  }
}

/* Стили для радио кнопок (круглые) */
.power-calculator__radio input[type="radio"] + span::before,
.power-calculator__radio input[type="radio"] + span::after {
  content: '';
  border-radius: 50%;
}

.power-calculator__radio input[type="radio"] + span::before {
  width: 26px;
  height: 26px;
  background-color: #fff;
  flex-shrink: 0;
}

.power-calculator__radio input[type="radio"] + span::after {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 14px;
  height: 14px;
  background-color: var(--color-primary);
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Стили для чекбоксов отопления (квадратные) */
.power-calculator__radio input[type="checkbox"] + span::before,
.power-calculator__radio input[type="checkbox"] + span::after {
  content: '';
  border-radius: 4px;
}

.power-calculator__radio input[type="checkbox"] + span::before {
  width: 22px;
  height: 22px;
  background-color: #fff;
  flex-shrink: 0;
}

.power-calculator__radio input[type="checkbox"] + span::after {
  position: absolute;
  top: 5px;
  left: 5px;
  width: 12px;
  height: 12px;
  background-color: var(--color-primary);
  border-radius: 2px;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.power-calculator__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.power-calculator__list--label {
  font-size: 21px;
  font-weight: 700;
  line-height: 1.38;
}

@media (max-width: 1270px) {
  .power-calculator__list--label {
    font-size: calc(16px + 5 * ((100vw - 375px) / 895));
  }
}

.power-calculator__list--items {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.power-calculator__list--item {
  display: flex;
  align-items: center;
  gap: 5px 24px;
  background-color: rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 0.3s ease;
  transition-delay: 0.2s;
  padding: 8px 16px;
}

@media (max-width: 768px) {
  .power-calculator__list--item {
    flex-wrap: wrap;
  }
}

.power-calculator__list--item.checked {
  background-color: rgba(255, 255, 255, 0.12);
}

.power-calculator__list--item:hover {
  transition-delay: 0s;
  background-color: rgba(255, 255, 255, 0.2);
}

.power-calculator__list--item--power {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  line-height: 22px;
  letter-spacing: 1px;
  user-select: none;
}

@media (max-width: 768px) {
  .power-calculator__list--item--power {
    padding-left: 34px;
    margin-right: auto;
  }
}

.power-calculator__list--item--power span {
  color: #fff;
}

.power-calculator__list--item--power input {
  width: 109px;
  height: 40px;
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  text-align: right;
  color: var(--color-dark);
  background-color: #fff;
  border: 2px solid #e8e8e8;
  border-radius: 8px;
  user-select: none;
  padding: 6px 14px;
}

@media (max-width: 768px) {
  .power-calculator__list--item--power input {
    width: 56px;
    text-align: center;
  }
}

.power-calculator__checkbox {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  margin-right: auto;
}

@media (max-width: 768px) {
  .power-calculator__checkbox {
    width: 100%;
  }
}

.power-calculator__checkbox input[type='checkbox'] {
  display: none;
}

.power-calculator__checkbox input[type='checkbox']:checked + span::after {
  opacity: 1;
  transform: scale(1);
}

.power-calculator__checkbox span {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  font-weight: 900;
  line-height: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.power-calculator__checkbox span::before,
.power-calculator__checkbox span::after {
  content: '';
  border-radius: 50%;
}

.power-calculator__checkbox span::before {
  width: 22px;
  height: 22px;
  background-color: #fff;
  border-radius: 4px;
}

.power-calculator__checkbox span::after {
  position: absolute;
  top: 5px;
  left: 5px;
  width: 12px;
  height: 12px;
  background-color: var(--color-primary);
  border-radius: 2px;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.power-calculator__checkbox span input {
  font-size: 12px;
  font-weight: 900;
  line-height: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  background-color: transparent;
}

.power-calculator__tooltip {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
}

.power-calculator__tooltip:hover .power-calculator__tooltip--text {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.power-calculator__tooltip svg {
  width: 100%;
  height: 100%;
  color: rgba(255, 255, 255, 0.6);
}

.power-calculator__tooltip--text {
  position: absolute;
  top: calc(100% + 12px);
  left: calc(50% - 331px / 2);
  width: 331px;
  font-size: 14px;
  line-height: 1.36;
  color: rgba(0, 33, 62, 0.58);
  background-color: #fff;
  border-radius: 16px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(5px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  padding: 24px 32px;
  z-index: 3;
}

@media (max-width: 768px) {
  .power-calculator__tooltip--text {
    left: calc(50% - 300px / 2);
    width: 300px;
    padding: 16px;
  }
}

.power-calculator__tooltip--text svg {
  position: absolute;
  top: -10px;
  left: calc(50% - 10px);
  width: 20px;
  height: 20px;
  color: #fff;
}

.power-calculator__count {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: #fff;
  border: 2px solid #e8e8e8;
  border-radius: 8px;
  user-select: none;
  padding: 6px;
}

.power-calculator__count input {
  flex-shrink: 0;
  width: 33px;
  height: 24px;
  font-size: 16px;
  font-weight: 700;
  line-height: 24px;
  text-align: center;
  color: var(--color-dark);
  border: none;
  outline: none;
}

.power-calculator__count--btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  border-radius: 6px;
  transition: color 0.2s linear, background-color 0.2s linear;
}

.power-calculator__count--btn:hover {
  color: #fff;
  background-color: var(--color-primary);
}

.power-calculator__count--btn:disabled {
  color: rgba(0, 33, 62, 0.4);
  user-select: none;
  pointer-events: none;
}

.power-calculator__count--btn svg {
  width: 16px;
  height: 16px;
}

.power-calculator__list--button {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 200px;
  max-width: max-content;
  gap: 8px;
  font-size: 14px;
  line-height: 1;
  color: #fff;
  background-color: var(--color-primary);
  border-radius: 6px;
  transition: background-color 0.3s ease;
  padding: 12px;
}

.power-calculator__list--button:hover {
  background-color: #47a1ff;
}

.power-calculator__list--button svg {
  width: 16px;
  height: 16px;
}

.power-calculator__list--item-remove {
  flex-shrink: 0;
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 36px;
  height: 36px;
  padding: 0 10px;
  color: rgba(255, 255, 255, 0.5);
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.power-calculator__list--item-remove:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.15);
}

.power-calculator__list--item-remove svg {
  width: 16px;
  height: 16px;
}

.power-calculator__list--item-remove-text {
  display: none;
}

@media (max-width: 768px) {
  .power-calculator__list--item-remove {
    width: auto;
    min-height: 44px;
    padding: 10px 14px;
    color: rgba(255, 255, 255, 0.9);
    background-color: rgba(255, 82, 82, 0.25);
    border: 1px solid rgba(255, 82, 82, 0.5);
  }

  .power-calculator__list--item-remove:hover {
    background-color: rgba(255, 82, 82, 0.4);
    color: #fff;
  }

  .power-calculator__list--item-remove-text {
    display: inline;
    font-size: 14px;
    font-weight: 500;
  }

  .power-calculator__list--item-remove svg {
    width: 18px;
    height: 18px;
  }
}

.power-calculator__result-sticky-wrapper {
  flex-shrink: 0;
  width: 360px;
}

@media (max-width: 1024px) {
  .power-calculator__result-sticky-wrapper {
    width: 100%;
  }
}

.power-calculator__result {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  gap: 24px;
  width: 360px;
  border: 6px solid var(--color-primary);
  border-radius: 8px;
  padding: 40px;
}

@media (max-width: 1024px) {
  .power-calculator__result {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .power-calculator__result {
    gap: 12px;
    padding: 20px 24px 32px;
  }
}

.power-calculator__result--title {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.35;
  text-align: center;
  color: #fff;
}

@media (max-width: 1270px) {
  .power-calculator__result--title {
    font-size: calc(22px + 4 * ((100vw - 375px) / 895));
  }
}

.power-calculator__result--info {
  display: flex;
  flex-direction: column;
  color: #fff;
}

.power-calculator__result--value {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 24px;
  height: 92px;
  font-size: 32px;
  line-height: 52px;
}

@media (max-width: 1270px) {
  .power-calculator__result--value {
    height: auto;
    font-size: calc(24px + 8 * ((100vw - 375px) / 895));
  }
}

.power-calculator__result--value span {
  font-size: 96px;
  font-weight: 800;
  line-height: 1;
  transition: all 0.3s ease;
}

.power-calculator__result--value span.updating {
  transform: scale(1.1);
  color: #ff6b35;
}

@media (max-width: 1270px) {
  .power-calculator__result--value span {
    font-size: calc(64px + 32 * ((100vw - 375px) / 895));
  }
}

.power-calculator__result--text {
  font-size: 21px;
  line-height: 1.38;
  text-align: center;
  opacity: 0.6;
}

@media (max-width: 1270px) {
  .power-calculator__result--text {
    font-size: calc(18px + 3 * ((100vw - 375px) / 895));
  }
}

/* Стили для реальной мощности */
.power-calculator__result--real {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #fff;
}

.power-calculator__result--real-title {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  opacity: 0.8;
}

@media (max-width: 1270px) {
  .power-calculator__result--real-title {
    font-size: calc(16px + 2 * ((100vw - 375px) / 895));
  }
}

.power-calculator__result--real-value {
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
}

@media (max-width: 1270px) {
  .power-calculator__result--real-value {
    font-size: calc(24px + 8 * ((100vw - 375px) / 895));
  }
}

.power-calculator__result--recommended {
  text-align: center;
  margin-bottom: 8px;
}

.power-calculator__result--recommended-text {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 1270px) {
  .power-calculator__result--recommended-text {
    font-size: calc(14px + 2 * ((100vw - 375px) / 895));
  }
}

.power-calculator__result--button {
  gap: 24px;
  padding: 21px 22px;
}

@media (max-width: 1270px) {
  .power-calculator__result--button {
    font-size: 14px;
  }
}

@media (max-width: 768px) {
  .power-calculator__result--button {
    gap: 20px;
    padding: 15px;
  }
}

.power-calculator__result--button::before {
  width: 16px;
  height: 30px;
}

@media (max-width: 768px) {
  .power-calculator__result--button::before {
    width: 10px;
    height: 18px;
  }
}