* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.page__body {
  font-family: "Lora", serif;
  font-style: normal;
  font-weight: 400;
  font-size: 21px;
  line-height: 160%;
}
.page__title {
  font-family: "Rubik";
  font-style: normal;
  font-weight: 500;
  line-height: 120%;
}

.header {
  width: 100%;
  height: 80px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #12151C;
  border-bottom: 1px solid #393C41;
}

.logo {
  width: 120px;
  height: 30px;
}

.cover {
  background: #12151C;
}
.cover__wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 808px;
  margin: 0 auto;
  padding: 48px 24px;
}
.cover__image {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 760px;
  width: 100%;
  height: 400px;
  background: #20232A;
  border: 1px solid #292C33;
  border-radius: 14px;
  margin-bottom: 32px;
}
@media (max-width: 650px) {
  .cover__image {
    height: 300px;
  }
}
.cover__image img {
  max-width: 100%;
  max-height: 320px;
  object-fit: cover;
  padding: 0 24px;
}
.cover__label {
  font-family: "Rubik";
  font-size: 14px;
  color: #38C858;
}
.cover__title {
  font-size: 42px;
  color: #ffffff;
  text-align: center;
}
@media (max-width: 650px) {
  .cover__title {
    font-size: 30px;
  }
}
.cover__paragraph {
  font-family: "Rubik";
  font-weight: 400;
  font-size: 18px;
  line-height: 150%;
  text-align: center;
  color: #ffffff;
  margin-top: 16px;
}
@media (max-width: 650px) {
  .cover__paragraph {
    font-size: 16px;
  }
}

.image-cover {
  padding: 48px;
  margin-top: 48px;
}
@media (max-width: 650px) {
  .image-cover {
    padding: 16px;
    margin-top: 24px;
  }
}

.list-cover {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  margin-top: 24px;
}
@media (max-width: 650px) {
  .list-cover {
    margin-top: 12px;
    padding: 16px;
  }
}
.list-cover__paragraph {
  font-family: "Rubik";
  font-weight: 400;
  font-size: 21px;
}
@media (max-width: 650px) {
  .list-cover__paragraph {
    font-size: 16px;
  }
}
.list-cover__number {
  font-family: "Rubik";
  font-weight: 400;
  font-size: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: #4858F3;
  border-radius: 100%;
  color: #ffffff;
}
@media (max-width: 650px) {
  .list-cover__number {
    font-size: 14px;
    width: 32px;
    height: 32px;
  }
}
.list-cover__grid {
  display: grid;
  gap: 12px;
}
.list-cover__cell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FFFFFF;
  border-radius: 16px;
  padding: 12px 24px;
  font-family: "Rubik";
  font-weight: 400;
  font-size: 16px;
}
@media (max-width: 650px) {
  .list-cover__cell {
    border-radius: 8px;
    padding: 16px;
    line-height: 140%;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
}
.list-cover__cell .cell-badge {
  width: 38px;
  height: 18px;
}
.list-cover__cell .cell-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}
@media (max-width: 650px) {
  .list-cover__cell .cell-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}
.list-cover__cell .cell-link {
  font-family: "Rubik";
  font-weight: 600;
  font-size: 16px;
  color: #4858F3;
  text-decoration: none;
}

.lesson {
  max-width: 808px;
  margin: 0 auto;
  padding: 72px 24px;
}
@media (max-width: 650px) {
  .lesson {
    padding: 48px 24px;
  }
}
.lesson_dark {
  background: #12151C;
}
.lesson__paragraph {
  margin: 0 0 24px 0;
}
@media (max-width: 650px) {
  .lesson__paragraph {
    font-size: 18px;
  }
}
.lesson__title {
  margin: 0 0 24px 0;
  font-size: 30px;
}
@media (max-width: 650px) {
  .lesson__title {
    margin: 0 0 16px 0;
    font-size: 24px;
  }
}
.lesson__paragraph ~ .lesson__title {
  margin: 72px 0 24px 0;
  font-size: 30px;
}
@media (max-width: 650px) {
  .lesson__paragraph ~ .lesson__title {
    margin: 56px 0 16px 0;
    font-size: 24px;
  }
}
.lesson__cover-wrap {
  border-radius: 14px;
  background: #F0F2F5;
}
.lesson__cover-wrap img {
  width: 100%;
  object-fit: cover;
}
.lesson__cover-wrap + .lesson__paragraph {
  margin: 48px 0 0 0;
}
.lesson__mark {
  display: inline-block;
  background: #F4F4BA;
  border-radius: 4px;
  padding: 0 8px;
}
.lesson__wrap {
  max-width: 760px;
  margin: 0 auto;
}
.lesson__grid {
  background: #12151C;
  display: grid;
  gap: 12px;
  max-width: 808px;
  margin: 0 auto;
  padding: 72px 24px;
}
.lesson__cell {
  background: #20232A;
  border: 1px solid #292C33;
  border-radius: 14px;
  padding: 32px;
  text-decoration: none;
}
@media (max-width: 650px) {
  .lesson__cell {
    padding: 16px;
  }
}
.lesson__cell span {
  display: block;
  font-family: "Rubik";
  font-size: 14px;
  color: #38C858;
}
@media (max-width: 650px) {
  .lesson__cell span {
    font-size: 12px;
  }
}
.lesson__cell p {
  font-family: "Rubik";
  font-weight: 400;
  font-size: 21px;
  line-height: 140%;
  color: #ffffff;
}
@media (max-width: 650px) {
  .lesson__cell p {
    font-size: 18px;
  }
}
.lesson .image-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}
@media (max-width: 650px) {
  .lesson .image-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 12px;
  }
}
.lesson .image-grid img {
  width: 100%;
  object-fit: cover;
  border-radius: 14px;
}

.button {
  display: inline-block;
  font-family: "Rubik";
  font-weight: 500;
  font-size: 13px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 6px 36px;
  min-width: 160px;
  color: #ffffff;
  background: #4858F3;
  border-radius: 4px;
  margin-top: 8px;
}

ol {
  list-style-type: none;
  counter-reset: num;
  margin: 0 0 0 50px;
}
@media (max-width: 650px) {
  ol {
    margin: 0 0 0 40px;
  }
}

ol li {
  position: relative;
  margin: 0 0 0 0;
  margin: 0 0 24px 0;
}
@media (max-width: 650px) {
  ol li {
    font-size: 18px;
    margin: 0 0 16px 0;
  }
}

ol li:before {
  content: counter(num);
  counter-increment: num;
  display: inline-block;
  position: absolute;
  top: 0;
  left: -50px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #4858F3;
  color: #ffffff;
  font-family: "Rubik";
  font-weight: 400;
  font-size: 16px;
  line-height: 30px;
  text-align: center;
}
@media (max-width: 650px) {
  ol li:before {
    left: -40px;
  }
}

.footer {
  width: 100%;
  height: 80px;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #12151C;
  border-top: 1px solid #393C41;
}