body {
  margin: 0;
  background-color: #ffffff;
  color: #001524;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 12px;
  line-height: 1.5;
}

/* утилитные классы */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  white-space: nowrap;
  clip-path: inset(100%);
  clip: rect(0 0 0 0);
  overflow: hidden;
}

/* компонент - ссылка */
.link {
  transition: color 0.2s ease-in-out 0s;
  color: #001524;
}

.link:visited {
  /*color: #99A1A7;*/ /* потому что ссылки нет, раскоментить, когда будет настоящая ссылка */
}

.link:hover {
  transition: color 0.2s ease-in-out 0s;
  color: #de012c;
}

.link:focus,
.link:active {
  transition: color 0.2s ease-in-out 0s;
  text-decoration-color: #c20127;
}

/* компонент - кнопка */
.btn {
  box-sizing: border-box;
  padding: 0;
  border: 0 none;
  background: none;
  cursor: pointer;
}

/* компоненты */
/* компонент - контейнер для карточек */
.card-list-container {
  display: flex;
  box-sizing: border-box;
  flex-wrap: wrap;
  min-width: 1366px;
  max-width: 1366px;
  margin: 1em auto 0;
  padding: 98px;
  list-style: none;
}

.card-list-container__item {
  box-sizing: border-box;
  flex-basis: calc((100% - 3 * 30px) / 4);
  height: 414px;
  max-height: 414px;
  margin-bottom: 30px;
}

.card-list-container__item:not(:nth-of-type(4n)) {
  margin-right: 30px;
}

/* компонент - карточка в списке карточек */
.card-item {
  position: relative;
  box-sizing: border-box;
  height: 100%;
  padding: 20px 10px;
  transition: all 0.2s ease-in-out 0s;
  background-color: #ffffff;
  box-shadow: 0 4px 15px rgba(157, 162, 166, 0.12);
}

.card-item::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transition: all 0.2s ease-in-out 0s;
  background-color: #ffffff;
}

.card-item:hover {
  transition: all 0.2s ease-in-out 0s;
}

.card-item:hover::before {
  top: -15px;
  left: -15px;
  padding: 15px;
  transition: all 0.2s ease-in-out 0s;
  box-shadow: 0 4px 20px rgba(157, 162, 166, 0.35);
}

/* из-за before */
.card-item > * {
  position: relative;
  z-index: 1;
}

.card-item__chevron {
  position: absolute;
  z-index: 2;
  top: 10px;
  left: 10px;
  box-sizing: border-box;
  margin: 0;
  padding: 0.4em 0.8em;
  border: 1px solid #000000;
  background-color: #ffffff;
  color: #001524;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 10px;
  font-weight: 500;
  line-height: 1.5;
}

.card-item__chevron--info {
  border-color: #5ebad9;
}

.card-item__chevron--hit {
  border-color: #8962f8;
}

.card-item__chevron--sale {
  border-color: #fb212f;
}

.card-item__link {
  display: block;
  height: 171px;
  margin-bottom: 2.2em;
}

.card-item__img {
  display: block;
  width: auto;
  max-height: 100%;
  margin: 0 auto;
}

.card-item__price {
  margin: 0 0 0.6em;
  color: #001524;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.5;
}

.card-item__price s {
  margin-left: 1em;
  color: #797d80;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
}

.card-item__title {
  margin: 0 0 1em;
  color: #001524;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
}

.card-item__info {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 2.4em;
}

.card-item__availability {
  position: relative;
  box-sizing: border-box;
  margin: 0 auto 0 0;
  padding-left: calc(13px + 0.6em);
  color: #001524;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 12px;
  line-height: 1.5;
}

.card-item__availability--yes::before {
  content: url("img/ok.svg");
  display: block;
  position: absolute;
  top: 0;
  left: -1px;
  width: 13px;
  height: 13px;
}

/* аналогично, но свг означающий, что предмета нет в наличии*/
.card-item__availability--no {
}

.card-item__rating {
  position: relative;
  box-sizing: border-box;
  margin: 0;
  padding-left: calc(13px + 0.6em);
  color: #001524;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.5;
}

.card-item__rating::before {
  content: url("img/star.svg");
  display: block;
  position: absolute;
  top: 1px;
  left: 0;
  width: 13px;
  height: 13px;
}

.card-item__link-to-reviews {
  margin-left: 0.9em;
  color: #797d80;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 12px;
  line-height: 1.5;
}

.card-item__button-block {
  display: flex;
  align-items: center;
}

.card-item__button {
  width: 170px;
  height: 35px;
  margin-right: 1.4em;
  padding: 0;
  border: 1px solid #de012c;
  border-radius: 4px;
  background-color: #de012c;
  color: #ffffff;
  font-family: "M PLUS 1p", "Arial", sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: calc(35px - 1px * 2);
  text-align: center;
}

.card-item__button:enabled:hover,
.card-item__button:enabled:focus,
.card-item__button:enabled:active {
  transition: all 0.2s ease-in-out 0s;
}

.card-item__button:enabled:hover {
  background-color: #c20127;
}

.card-item__button:enabled:focus,
.card-item__button:enabled:active {
  border: 1px solid #001524;
  background-color: #de012c;
}

.card-item__button:disabled {
  border-color: #e6e3e4;
  background-color: #e6e3e4;
  color: #b3b1b2;
}

.card-item__favourite {
  width: 20px;
  height: 20px;
  margin-right: 1em;
  background: url("../img/heart.svg") 0 0 transparent no-repeat;
}

.card-item__compare {
  width: 20px;
  height: 20px;
  background: url("../img/compare.svg") 0 0 transparent no-repeat;
  cursor: pointer;
  appearance: none;
}

.card-item__compare:checked {
  background-image: url("../img/compare-checked.svg");
}