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

html, body {
  width: 100%;
  max-width: 100vw;
  height: 100%;
  max-height: 100vh;
}

body {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 400;
  font-family: "Rubik", sans-serif;
  color: #111;
  overflow-x: hidden;
  overflow-y: auto;
  scroll-behavior: smooth;
}

.row {
  width: 100%;
  max-width: 100%;
}

.cnt {
  width: 100%;
  max-width: 1230px;
  margin: 0 auto;
  padding: 0 15px;
}

.section {
  width: 100%;
  max-width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

h1, .h1 {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
}

@media (max-width: 1100px) {
  h1, .h1 {
    font-size: 42px;
  }
}

@media (max-width: 800px) {
  h1, .h1 {
    font-size: 34px;
  }
}

h2, .h2 {
  font-size: 42px;
  font-weight: 600;
  line-height: 1.2;
}

@media (max-width: 1100px) {
  h2, .h2 {
    font-size: 38px;
  }
}

@media (max-width: 800px) {
  h2, .h2 {
    font-size: 32px;
  }
}

h3, .h3 {
  font-size: 36px;
  font-weight: 600;
  line-height: 1.2;
}

@media (max-width: 1100px) {
  h3, .h3 {
    font-size: 32px;
  }
}

@media (max-width: 800px) {
  h3, .h3 {
    font-size: 28px;
  }
}

h4, .h4 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
}

@media (max-width: 1100px) {
  h4, .h4 {
    font-size: 26px;
  }
}

@media (max-width: 800px) {
  h4, .h4 {
    font-size: 24px;
  }
}

p {
  line-height: 1.35;
}

.fw-400 {
  font-weight: 400;
}

.fw-500 {
  font-weight: 500;
}

.fw-600 {
  font-weight: 600;
}

.fw-700 {
  font-weight: 700;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 5px;
  background-color: #000;
  color: #fff;
  text-decoration: none;
}

.btn_yellow {
  background-color: #F8BA29;
  color: #111;
  font-size: 18px;
}

.btn_tab {
  background-color: #A4C8EF;
  color: #111;
  border: none;
  font-size: 17px;
}

.header {
  position: absolute;
  padding: 40px 0 10px;
}

.hero {
  background: radial-gradient(50% 45.94% at 50% 45.94%, rgba(133, 69, 193, 0.7) 0%, rgba(99, 48, 182, 0.7) 100%), #6E55BD;
  padding: 150px 0;
}

@media (max-width: 800px) {
  .hero {
    padding: 150px 0 50px;
  }
}

.hero__cnt {
  position: relative;
}

.hero__content {
  position: relative;
  max-width: 700px;
  color: #fff;
  z-index: 1;
}

@media (max-width: 800px) {
  .hero__content {
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
  }
}

.hero__description {
  font-size: 18px;
  margin-top: 70px;
  font-weight: 400;
  color: #fff;
  max-width: 645px;
}

@media (max-width: 1100px) {
  .hero__description {
    margin-top: 55px;
  }
}

@media (max-width: 800px) {
  .hero__description {
    margin-top: 40px;
  }
}

.hero__buttons {
  margin-top: 50px;
  width: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 25px;
}

@media (max-width: 800px) {
  .hero__buttons {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}

.hero__button {
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  text-align: center;
}

.hero__img {
  position: absolute;
}

.hero__img_cylinder {
  top: 38px;
  right: -104px;
}

@media (max-width: 1100px) {
  .hero__img_cylinder {
    display: none;
  }
}

.hero__img_sphere {
  top: -150px;
  right: 26%;
}

@media (max-width: 1100px) {
  .hero__img_sphere {
    width: 250px;
  }
}

@media (max-width: 800px) {
  .hero__img_sphere {
    width: 150px;
    right: 10%;
    top: -90px;
  }
}

.hero__img_wave {
  top: -125px;
  right: -315px;
}

@media (max-width: 1100px) {
  .hero__img_wave {
    display: none;
  }
}

.hero__img_half_torus {
  bottom: -210px;
  left: -255px;
}

@media (max-width: 1100px) {
  .hero__img_half_torus {
    display: none;
  }
}

.hero__img_rocket {
  top: -15px;
  right: -55px;
}

@media (max-width: 1100px) {
  .hero__img_rocket {
    width: 350px;
    right: -30px;
    top: 80px;
  }
}

@media (max-width: 800px) {
  .hero__img_rocket {
    display: none;
  }
}

.live-language {
  padding: 65px 0 0;
}

.live-language__cnt {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  max-width: 1140px;
}

@media (max-width: 800px) {
  .live-language__cnt {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
}

.live-language__title {
  width: 100%;
  text-align: center;
  margin-bottom: 100px;
}

@media (max-width: 800px) {
  .live-language__title {
    margin-bottom: 0;
  }
}

.live-language__col_left {
  width: 50%;
  padding-top: 60px;
}

@media (max-width: 800px) {
  .live-language__col_left {
    padding-top: 40px;
    width: 100%;
  }
}

.live-language__col_right {
  width: 100%;
  max-width: 420px;
  position: relative;
  overflow: hidden;
  margin-left: auto;
}

@media (max-width: 900px) {
  .live-language__col_right {
    max-width: 350px;
  }
}

@media (max-width: 800px) {
  .live-language__col_right {
    margin-right: auto;
    max-width: 300px;
  }
}

.live-language__img-phone {
  width: 100%;
  height: auto;
  margin-bottom: -20%;
  position: relative;
  z-index: 2;
}

.live-language__img-phone-bg {
  position: absolute;
  top: 8%;
  left: 0;
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: 50%;
  overflow: hidden;
  background-color: #DFEEFF;
  z-index: 1;
}

.live-language__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 30px;
}

.live-language__list-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  gap: 30px;
}

.live-language__list-item-img {
  width: 48px;
}

.live-language__list-item-text {
  font-size: 22px;
  line-height: 1.2;
}

@media (max-width: 1100px) {
  .live-language__list-item-text {
    font-size: 20px;
  }
}

@media (max-width: 800px) {
  .live-language__list-item-text {
    font-size: 18px;
  }
}

.levels {
  padding: 100px 0;
  background-color: #DFEEFF;
}

@media (max-width: 800px) {
  .levels {
    padding: 50px 0;
  }
}

.levels__cnt {
  position: relative;
}

.levels__img-books {
  position: absolute;
  top: -35px;
  right: 40px;
}

@media (max-width: 1100px) {
  .levels__img-books {
    display: none;
  }
}

.levels__title {
  width: 100%;
  text-align: left;
  margin-bottom: 30px;
}

.levels__tabs-container {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}

.levels__tabs {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 20px;
  width: 100%;
  margin-bottom: 70px;
}

@media (max-width: 800px) {
  .levels__tabs {
    margin-bottom: 35px;
  }
}

.levels__tab {
  padding: 10px 20px;
  border-radius: 5px;
}

.levels__item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 60px;
}

@media (max-width: 800px) {
  .levels__item {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 30px;
  }
}

.levels__item-col_left {
  width: 100%;
  max-width: 500px;
}

@media (max-width: 1100px) {
  .levels__item-col_left {
    -webkit-box-flex: 1;
        -ms-flex-positive: 1;
            flex-grow: 1;
    max-width: 45%;
    width: auto;
  }
}

@media (max-width: 800px) {
  .levels__item-col_left {
    width: 100%;
    max-width: 100%;
  }
}

.levels__item-col_right {
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
}

@media (max-width: 1100px) {
  .levels__item-col_right {
    width: 100%;
    max-width: 500px;
  }
}

@media (max-width: 800px) {
  .levels__item-col_right {
    width: 100%;
    max-width: 100%;
  }
}

.levels__item-title {
  margin-bottom: 25px;
}

.levels__item-description {
  font-size: 20px;
}

@media (max-width: 800px) {
  .levels__item-description {
    font-size: 18px;
  }
}

.levels__item-list {
  list-style: none;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 10px;
  padding: 0;
  margin: 0;
  counter-reset: level-counter;
}

@media (max-width: 800px) {
  .levels__item-list {
    gap: 6px;
  }
}

.levels__item-list-item {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.2;
  position: relative;
  padding-left: 23px;
  counter-increment: level-counter;
}

.levels__item-list-item::before {
  content: counter(level-counter) ".";
  position: absolute;
  left: 0;
  top: 0;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  font-weight: 600;
}

@media (max-width: 800px) {
  .levels__item-list-item {
    font-size: 16px;
  }
}

.studying {
  padding: 65px 0 85px;
}

@media (max-width: 800px) {
  .studying {
    padding: 45px 0;
  }
}

.studying__cnt {
  position: relative;
}

.studying__title {
  width: 100%;
  text-align: center;
  margin-bottom: 25px;
}

@media (max-width: 800px) {
  .studying__title {
    margin-bottom: 10px;
  }
}

.studying__description {
  text-align: center;
  font-size: 24px;
  font-weight: 400;
  line-height: 1.2;
}

@media (max-width: 1100px) {
  .studying__description {
    font-size: 22px;
  }
}

@media (max-width: 800px) {
  .studying__description {
    font-size: 19px;
  }
}

.studying__cols {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 10px;
  margin-top: 30px;
}

@media (max-width: 800px) {
  .studying__cols {
    margin-top: 15px;
  }
}

.studying__col_left {
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  padding-top: 25px;
}

@media (max-width: 1100px) {
  .studying__col_left {
    width: 100%;
    max-width: 500px;
  }
}

@media (max-width: 800px) {
  .studying__col_left {
    max-width: 100%;
  }
}

.studying__col_right {
  width: 100%;
  max-width: 620px;
}

@media (max-width: 1100px) {
  .studying__col_right {
    -webkit-box-flex: 0;
        -ms-flex-positive: 0;
            flex-grow: 0;
    max-width: 50%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
  }
}

@media (max-width: 800px) {
  .studying__col_right {
    display: none;
  }
}

.studying__col-title {
  margin-bottom: 35px;
}

@media (max-width: 800px) {
  .studying__col-title {
    margin-bottom: 20px;
  }
}

.studying__col-description {
  font-size: 24px;
  line-height: 1.2;
  font-weight: 400;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  max-width: 475px;
  gap: 15px;
  margin-bottom: 20px;
}

.studying__col-description:last-of-type {
  margin-bottom: 0;
}

.studying__col-description .num {
  font-weight: 600;
}

@media (max-width: 800px) {
  .studying__col-description {
    max-width: 100%;
    font-size: 20px;
  }
}

.studying__col-img {
  width: 100%;
  height: auto;
}

.studying__buttons {
  width: 100%;
  max-width: 700px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 20px;
  margin: 80px auto 0;
}

@media (max-width: 800px) {
  .studying__buttons {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    max-width: 450px;
    margin-top: 45px;
  }
}

.studying__button {
  -webkit-box-flex: 1;
      -ms-flex-positive: 1;
          flex-grow: 1;
  text-align: center;
}

.footer {
  background-color: #4A4F5E;
  color: #fff;
  padding: 25px 0 45px;
}

.footer__cnt {
  max-width: 675px;
}

.footer__text {
  font-size: 14px;
  line-height: 1.55;
  font-weight: 400;
}

.footer__text a {
  color: inherit !important;
  text-decoration: none;
}
/*# sourceMappingURL=style.css.map */