/* обнуление стилей */
html {
  box-sizing: border-box;
}
*,
*::after,
*::before {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}
html,
body {
  height: 100%;
  overflow-x: hidden;
}
ul {
  list-style-type: none;
}
a {
  text-decoration: none;
  color: inherit;
}
body {
  font-family: "Montserrat Alternates", sans-serif;
}
.wrapper {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 10px;
}
.uppercase {
  text-transform: uppercase;
}
.lowercase {
  text-transform: lowercase;
}
.main__title {
  text-align: center;
  text-transform: uppercase;
  font-size: 30px;
  font-weight: 700;
  line-height: 36px;
  padding: 36px 10px;
}
.block {
  padding: 70px 10px;
}
/* for footer */
html,
body {
  width: 100%;
}
.wrapper {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
.main {
  flex-grow: 1;
}
/* end */

/* header-start */
.navigation__items {
  padding: 30px 10px;
  display: flex;
  justify-content: space-between;
  gap: 50px;
}
.navigation__link {
  color: #000;
  font-weight: 400;
  font-size: 18px;
  text-transform: uppercase;
  opacity: 0.75;
  transition: all 0.2s ease;
}
.navigation__link:hover {
  opacity: 1;
}
.header__btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  display: none;
}

/* header-end */

/* main-start */
/* home */
.section-home {
  background-repeat: no-repeat;
  /* background-size: 50vw 100vh; */
  background-position: center;
  /* background-size: auto 35vw; */
  background-size: cover;

  text-transform: uppercase;
  /* font-size: 36px;
  font-weight: 700; */
  color: #fff;
  padding: 72px 41px;

  width: 100vw;
  height: 90vh;
}
.home__title {
  font-size: 120px;
  font-weight: 700;
}
.home__text {
  font-size: 100px;
  font-weight: 400;
}

/* about */
.about__inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 500px;
  margin: 0 auto;
  align-items: center;
  text-align: center;
}
.about__name {
  font-size: 26px;
  font-weight: 500;
}
.about__img {
  width: 320px;
  height: 320px;
}
.about__prof {
  font-size: 17px;
  font-weight: 500;
}

/* skills */
/* .section-skills {
  padding: 70px 10px;
} */
/* slider */
.swiper-wrapper {
  max-width: 800px;
}
.slider-img {
  width: 100%;
}
.swiper-slide {
  padding: 0;
  margin: 0;
  width: 100%;
}
.slider__inner {
  padding: 0;
  margin: 0;
}
.slide__title {
  width: 220px;
}

/* courses */
.courses__inner {
  display: grid;
  grid-template-columns: repeat(3, minmax(100px, 1fr));
  grid-gap: 10px;
}
.courses-card {
  align-items: center;
  text-align: center;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 15px;
}

.courses-img {
  /* width: 100%; */
  width: 225px;
  height: 225px;
  margin-bottom: 20px;
}
.card__title {
  font-size: 16px;
  font-weight: 600;
  margin: 10px 10px;
}
.card__text {
  margin: 10px 10px;
}
.courses-description {
  margin: 10px 10px;
}
.card-btn {
  text-transform: uppercase;
  display: inline-block;
  padding: 10px 18px;
  border: 1px #151515 solid;
  width: 200px;
  text-align: center;
  margin: 50px 20px;
  margin-bottom: 10px;
  opacity: 0.75;
  transition: all 0.4s ease;
}
.card-btn:hover {
  opacity: 1;
  font-size: 15px;
  padding: 9.5px 17.5px;
}

/* insta-row */

/* insta-lines */
.insta-line {
  display: inline-block;
  vertical-align: bottom;
  width: 100%;
  padding: 0;
  margin: 0;
}

.marquee-insta {
  width: 100%;
  overflow: hidden;
  z-index: -1;
}
.insta-row {
  display: flex;
  width: 200%;
  animation: marquee-insta 30s linear infinite;
}
.row-item {
  font-size: 50px;
  font-weight: 700;
  white-space: nowrap;
  max-width: 100%;
  padding: 0;
  margin: 0;
}
.item__link {
  width: 100%;
}

@keyframes marquee-insta {
  0% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* main-end */

/* footer-start */
.footer {
  display: flex;
  flex-direction: column;
  gap: 30px;
  align-items: center;
  background-color: #000;
  color: #fff;
  text-transform: uppercase;
  padding: 70px 20px;
  width: 100%;
  margin: 0 auto;
  text-align: center;
}
.footer__title {
  font-size: 30px;
  font-weight: 600;
}
.footer__text {
  font-size: 11px;
  font-weight: 400;
}
.contact__btn {
  display: inline-block;
  padding: 10px 18px;
  border: 1px #fff solid;
  width: 200px;
  text-align: center;
}
.app {
  display: flex;
  gap: 65px;
}
/* footer-end */

/* burger */
.menu__btn {
  width: 30px;
  height: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
  border: none;
  background-color: transparent;
  cursor: pointer;
  display: none;
}
.menu__btn span {
  height: 3px;
  background-color: #ccc;
  width: 100%;
}
/* бургер в крестик */
.menu__btn.btn--active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu__btn.btn--active span:nth-child(2) {
  opacity: 0;
}
.menu__btn.btn--active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* модальное окно */
.popup {
  z-index: 1000;
}
/* =======кнопка для закрытия */
.popup__close {
  width: 30px;
  height: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
  border: none;
  background-color: transparent;
  cursor: pointer;
  opacity: 0.1;

  position: absolute;
  right: 20px;
  top: 15px;
}
.popup__close:hover {
  opacity: 1;
}
.popup__close span {
  height: 3px;
  background-color: #000;
  width: 100%;
}
.popup__close span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.popup__close span:nth-child(2) {
  transform: rotate(-45deg) translate(5px, -5px);
}
/* =========картинки в блоке */
.popup__item-img {
  width: 100px;
  height: 100px;
}
.popup__item-vector {
  width: 50px;
  height: 50px;
  opacity: 0.1;
}
.popup__item-vector:hover {
  opacity: 0.9;
}
/* ==========popup */
body.lock {
  overflow: hidden;
}
.popup {
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  top: 0;
  left: 0;

  text-transform: uppercase;

  opacity: 0;
  visibility: hidden;

  overflow-y: auto;
  overflow-x: hidden;

  transition: all 0.8s ease 0s;
}
.popup.open {
  opacity: 1;
  visibility: visible;
}
.popup.open .popup__content {
  transform: translate(0px, 0px);
  opacity: 1;
}
.popup__body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.popup__content {
  background-color: #fff;
  color: #000;
  max-width: 800px;
  padding: 30px;
  position: relative;

  transform: translate(0px, -100%);
  opacity: 0;
  transition: all 0.8s ease 0s;

  display: flex;
  flex-direction: column;
  gap: 50px;
}
/* ============popup accordion */
.accordion .accordion-content {
  box-shadow: -8px -8px 16px 0 #ffffff5b, 10px 10px 19px 0 #d2dce973;
  background: rgba(255, 255, 255, 0);
  border-radius: 48px;
  overflow: hidden;
  padding: 10px 40px;
  margin-bottom: 17px;
  opacity: 0.7;
  transition: all 0.4s ease;
}
.accordion .accordion-content:hover {
  opacity: 1;
  /* margin: 0 0 40px 0; */
  padding: 15px 45px;
}
.accordion-content.open {
  padding-bottom: 10px;
}
.accordion-content.open .accordion-header {
  min-height: 35px;
}
.accordion-content.open .description {
  padding: 20px 50px 100px 50px;
  content-visibility: visible;
}
.accordion-content .accordion-header {
  display: flex;
  min-height: 50px;
  padding: 0 15px;
  cursor: pointer;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  /* для уменьшения хедера при анимации */
  transition: all 0.2s ease;
}
.accordion-content .accordion-header .title {
  font-size: 20px;
  padding: 20px 0;
  margin: 0;
}
.accordion-content .accordion-header .accordion-vector {
  transition: all 0.3s ease;
}
.accordion-content .description {
  height: 0;
  overflow: hidden;
  color: #333;
  font-weight: 400;
  padding: 0px 65px;
  content-visibility: hidden;
  transition: all 0.2s ease-in-out;
  text-align: center;
  margin: 0 auto;
}

.accordion-logo {
  width: 100px;
  height: 100px;
}
.accordion-vector {
  width: 35px;
  height: 35px;
}
/* =============popup accordion end */

.popup__title {
  font-size: 30px;
  font-weight: 700;
  padding: 40px 10px;
  margin-bottom: 30px;
  text-align: center;
}
.popup__subtitle {
  font-size: 24px;
  font-weight: 500;
  text-align: center;
  padding: 20px 10px;
  /* margin-bottom: 10px; */
}
.popup__subtitle-text {
  font-size: 24px;
  font-weight: 400;
  text-align: center;
  padding: 10px 10px;
  /* margin-bottom: 30px; */
}
/* ==========popup foryou */
.foryou__items {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
  text-align: center;
}
/* ==========popup foryou end */

/* ==========popup after */
.after__items {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
  text-align: center;
}
/* ==========popup after end */

.popup__timestudy {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
}

.popup__price {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  margin-bottom: 100px;
}
.timestudy__text {
  padding: 0;
  margin: 0;
}
.price__text {
  padding: 0;
  margin: 0;
}
/* =========кнопки */
.popup__contacts {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 40px;
  margin-bottom: 60px;
}
.contacts__btn {
  border: 1px solid rgba(0, 0, 0, 0.05);
  color: #fff;
  max-width: 300px;
  padding: 23px 43px;
  text-align: center;
  align-items: center;
  border-radius: 50px;
  opacity: 0.75;
  transition: all 0.2s ease;
}
.contacts__btn:hover {
  opacity: 1;
}
.btn-telegram {
  background-color: rgba(13, 136, 213, 0.8);
}
.btn-whatsapp {
  background-color: rgba(80, 179, 83, 0.8);
}

/* media */
@media (max-width: 820px) {
  .menu__btn {
    display: flex;
    position: absolute;
    left: 41px;
    top: 20px;
    z-index: 7;
  }
  .navigation {
    position: absolute;
    z-index: 6;
    background-color: #151515;
    color: #fff;
    /* flex-direction: column;
    align-items: center; */
    /* для полного растягивания области меню */
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;

    padding-top: 60px;
    height: 100vh;
    transform: translateY(-100%);
    /* добавить плавности */
    transition: transform 0.3s ease;
  }
  .navigation.menu__list--active {
    transform: translateY(0);
  }
  .navigation__items {
    flex-direction: column;
    align-items: center;
    gap: 10vh;
  }
  .navigation__link {
    color: #fff;
  }
  .header__btns {
    display: flex;
    gap: 30px;
  }
  .courses__inner {
    grid-template-columns: repeat(1, 1fr);
    gap: 100px;
  }
  .block {
    padding: 35px 10px;
  }
  .section-home {
    position: relative;
    height: 60vh;
  }
  .home__title {
    position: absolute;
    top: 20px;
    right: 41px;
    font-size: 45px;
  }
  .home__text:nth-child(2) {
    position: absolute;
    bottom: 20px;
    font-size: 40px;
  }
  .home__text:nth-child(3) {
    position: absolute;
    bottom: 20px;
    right: 41px;
    font-size: 40px;
  }
  .about__img {
    display: none;
  }
}

@media (max-width: 565px) {
  .courses__inner {
    grid-template-columns: repeat(1, 1fr);
  }
  .block {
    padding: 25px 10px;
  }
  .section-home {
    height: 50vh;
  }
  .home__title {
    top: 18px;
    /* left: 267px; */
    font-size: 27px;
  }
  .home__text:nth-child(2) {
    font-size: 16px;
  }
  .home__text:nth-child(3) {
    font-size: 16px;
  }
  .accordion-content .accordion-header .title {
    text-align: start;
  }

  .popup__contacts {
    flex-direction: column;
    gap: 30px;
  }
  .popup__contacts .contacts__btn {
    widows: 50vw;
    width: 176px;
  }
  .popup__timestudy {
    flex-direction: column;
    gap: 20px;
  }
  .popup__price {
    flex-direction: column;
    gap: 20px;
  }
}