body {
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6em;
  color: #fff;
  margin: 0;
  padding: 0;
}

p, a {
  opacity: 0.7;
  color: #fff;
  text-decoration: none;
}



img {
  display: block;
  max-width: 100%;
  object-fit: cover;
}

* {
  box-sizing:border-box;
  padding: 0;
  margin: 0;
  z-index: 1;
}

ul, li {
  display: block;
}
.container {
  width: 1140px;
  margin: 0 auto;
}
button {
  background: none;
  border: none;
  cursor: pointer;
  color: #fff;
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.2em;
}

.btn-blue {
  padding: 15px 30px;
  background: linear-gradient(to bottom right, #3a68b8 0%, #00ccff 123%);
  border-radius: 5px;
  opacity: 1;
  transition:1s ease all;
}
.btn-blue:hover {
  box-shadow: 0 0 30px #3A68B8;

}

header a,
footer a {
  transition: 0.5s all ease;
}

header a:hover,
footer a:hover {
  opacity: 0.8;
  /* text-shadow: #fff 0 0 10px; */
  text-shadow: #00b3ff 0 0 10px,
  #00b3ff 0 0 20px,
  #00b3ff 0 0 40px,
  #00b3ff 0 0 80px,
  #00b3ff 0 0 120px;
  transition: 0.5s all ease;
}

@keyframes ring {
  0% {
    transform: rotate(0deg);
    box-shadow: 1px 5px 2px rgb(84, 57, 171);
  }
  50% {
    transform: rotate(180deg);
    box-shadow: 1px 5px 2px #00ccff ;
  }
  100% {
    transform: rotate(360deg);
    box-shadow: 1px 5px 2px #0456c8;
  }
}
.preloader {
  background-color: #020a18;
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 999999;
  display: flex;
  text-align: center;
  justify-content: center;
  align-content: center;
  min-height: 100vh;
  
}
.preloader__ring {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.preloader__ring:before {
  position: absolute;
  content: '';
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  box-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
  animation: ring 2s linear infinite;

}
@keyframes preloader-text {
  50% {
    color: #000;
  }
}
.preloader-text {
  color: #737373;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1.2em;
  padding: auto;
  display: flex;
  align-items: center;
  animation: preloader-text 0.5s linear infinite;
}

/* HEADER */

.header {
  height: 100px;
  background: #0a111f;
  display: flex;
  align-items: center;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 10;
}

.navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
  gap: 20px;
}
.logo__btn {
  width: 45px;
  height: 59px;
  position: relative;
}

.antenna {
  position: absolute;
  top: 0;
  left: 0;
  transition: 1s ease all;

}

.logo__btn:hover .antenna {
  fill: red;
  transition: 1s ease all;
  animation-name: up-meta;
  animation-duration: 0.5s;
  animation-timing-function: inline;
  animation-iteration-count: infinite;
  animation-direction: alternate;
  animation-fill-mode: forwards;
}


.eyes {
  display: flex;
  gap: 9px;
  position: absolute;
  top: 20px;
  left: 13px;
}

.eyes span {
  display: block;
  background: #2253a7;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  transition: 1s ease all;
}

.logo__btn:hover span {
 background: yellow;
}

.logo__name {
  color: #3A68B8;
  font-size: 22px;
  line-height: 1.2em;
  position: relative;
  animation-name: light;
  animation-duration: 1.5s;
  animation-timing-function: inline;
  animation-iteration-count: infinite;
  animation-direction: alternate;
}
@keyframes light {
  0% {
    text-shadow: 
    none;
  }
  100% {
    text-shadow: 
    10px 0 30px #3A68B8,
    10px 0 60px #3A68B8,
    10px 0 90px #3A68B8,
    10px 0 120px #3A68B8;
  }
}


.mobile-menu {
  width: 30px;
  height: 30px;
  display: none;
}
.menu__list {
  display: flex;
  gap: 40px;
}

.modal-window {
  position: fixed;
  top: 100px;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  display: none;
}
div .ovedrlow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);

}

/* OFFER  */

.offer {
  background: #08101d;
  padding-top: 260px;
  padding-bottom: 110px;
  position: relative;
}
.offer::before {
  display: block;
  content: '';
  background:url(../img/offer.png) no-repeat center center;
  width: 632px;
  height: 600px;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translate(-10%, -60%);
  z-index: -1;
}

.offer-content {
  width: 610px;
}
.offer-content__span {
  font-size: 18px;
  line-height: 1.2em;
  color: #3A68B8;
  margin-bottom: 10px;
}
.offer-content__title {
  font-size: 55px;
  font-weight: 800;
  line-height: 1.2em;
}
.offer-content__text {
  width: 500px;
  margin: 45px 0;
}
.wrap-btns {
  display: flex;
  gap: 20px;
}
.btn-blue {
  display: inline-block;
}

.btn-blue_play::before {
  display: block;
  content: '';
  background: url(../img/play.svg) no-repeat center center;
  width: 25px;
  height: 25px;
}
.btn-blue_play {
  display: flex;
  gap: 10px;
}

.logos-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 200px;
}
.logos-wrap__btn {
  opacity: 1;
}


@keyframes fly {
  0% {
    top: 0;
    opacity: 0;
  }
  15%{
    opacity: 0.5;
  }
  100%{
    top: -450px;
    opacity: 0;
  }
 }

 .dots {
  position: absolute;
  top: 550px;
  right: 210px;
  width: 150px;
  display: flex;
  justify-content: space-between;

 }
 .dots__speed:before{
  opacity: 0;
  border-radius: 50%;
  background: #2af0fe;
  box-shadow: 0 0 10px 5px #2af0fe;
  display: block;
  content:'';
  width: 5px;
  height: 5px;
  bottom: 0;
  position: absolute;
  animation-name: fly;
  animation-duration: 7s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-fill-mode: forwards;
  
 }

.dots__dot1:before {
  animation-delay: 2s;
}
.dots__dot2:before {
  animation-delay: 5s;
}
.dots__dot3:before {
  animation-delay: 7s;
}
.dots__dot4:before {
  animation-delay: 4s;
}
.dots__dot5:before {
  animation-delay: 2s;
}
.dots__dot6:before {
  animation-delay: 6s;
}
.dots__dot7:before {
  animation-delay: 7s;
}
.dots__dot8:before {
  animation-delay: 3s;
}
.dots__dot9:before {
  animation-delay: 1s;
}
.dots__dot10:before {
  animation-delay: 10s;
}


/* INTELLEGENCE */

.intelligence {
  background: #020a18;
  padding-top: 300px;
  padding-bottom: 300px;
  position: relative;
}
.intelligence::before{
  display: block;
  content: '';
  background: url(../img/AI.svg) no-repeat center center;
  width: 725px;
  height: 660px;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translate(20%, -50%);
  z-index: -1;
  animation-name: intelligence-before;
  animation-duration: 2s;
  animation-timing-function: ease-out;
  animation-iteration-count: infinite;
  animation-direction: alternate;
}
@keyframes intelligence-before {
  0% {
  filter: drop-shadow(0 0 40px #00ccff);
  }
  100% {
  filter: drop-shadow(0 0 10px #00ccff);
  }
}

.intellengece-content {
  width: 490px;	
  margin-left: auto;
}
.section-title {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2em;
}
.intellengece-content-text {
  margin-top: 30px;
  margin-bottom: 50px;
}


 @keyframes intelligence-light {
  0% {
    box-shadow: 0 0 600px 80px #accedc;
  }
  100% {
    box-shadow: 0 0 800px 120px #fff;
  }
}
.intelligence-light {
  opacity: 0.3;
  position: absolute;
  bottom: 150px;
  right: 0;
  border-radius: 50%;
  position: absolute;
  animation-name: intelligence-light ;
  animation-duration: 5s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-direction: alternate;
  width: 1px;
  height: 1px;
  box-shadow:
  0 0 800px 200px #0899ca,
  0 0 300px 75px #26d0ce;
}
/* SLIDER */

.slider {
  padding-top: 50px;
  padding-bottom: 50px;
  background: #020A18;

}
.cards-wrap {
  width: 100%;
}

.card {
  background: #0e1623;
  width: 330px;
  text-align: center;
  padding: 47px 15px 30px;
  border-radius: 10px;
}
.card__img {
  margin: 0 auto;
  width: 75px;
  height: 90px;
  object-fit: contain;
}
.card__title {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2em;
  margin-top: 47px;
  margin-bottom: 30px;
  opacity: 0.7;
}

/* REVIEW */

.review {
  padding-top: 165px;
  padding-bottom: 215px;
  background: #020A18;
  position: relative;
}

.review::before {
  display: block;
  content:'';
  background: url(../img/about.svg) no-repeat center center;
  width: 660px;
  height: 590px;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translate(-25%, -50%);
  z-index: -1;
  opacity: 0.9;
}

.review-content {
  width: 550px;
}

.text-wrap {
  width: 460px;
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

@keyframes review-light {
  0% {
    box-shadow:
    0 0 800px 200px #3A68B8, 
    0 0 300px 100px #0899ca,
    0 0 250px 75px #26d0ce;
  }
  100% {
    box-shadow: 
    0 0 150px 50px #26d0ce,
    0 0 200px 60px #0899ca,
    0 0 800px 200px #3A68B8;
  }
}
.review-light {
  opacity: 0.3;
  position: absolute;
  bottom: 50%;
  left: 0;
  border-radius: 50%;
  position: absolute;
  animation-name: review-light ;
  animation-duration: 3s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-direction: alternate;

}

/* FOOTER */

.footer {
  background: #08101d;
  padding-top: 75px;
  padding-bottom: 150px;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: end;
}

.logo_footer {
  flex-direction: column;
  align-items: start;
  margin-bottom: 10px;
}

.column-text {
  width: 250px;
}
.contacts {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 37px;
}

.last-column__link {
  opacity: 1;
}

.contacts__item  {
  opacity: 1;
  display: flex;
  align-items: center;
  gap: 9px;
}
.contacts__item:before {
  display: block;
  content:'';
  width: 20px;
  height: 20px;
}
.contacts__item_mail:before {
  background: url(../img/mail.svg) no-repeat center center ;
}
.contacts__item_phone:before {
  background: url(../img/phone.svg) no-repeat center center ;
}
.contacts__item_adress:before {
  background: url(../img/adress.svg) no-repeat center center ;
}

.column-title {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.2em;
  text-transform: uppercase;
}

.footer-center-wrap {
  display: flex;
  align-items: end;
  gap: 30px;
}
.footer-nav {
  margin-top: 32px;
}

.footer-nav__item {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.last-column {
  display: flex;
  flex-direction: column;
  gap: 44px;
  align-items: end;
}
.last-column .column-text{
  text-align: end;
}

.meta-wrap {
  display: flex;
  gap: 25px;
}
.meta-wrap__item svg{
  transition: 0.5s all ease;
  fill: rgb(8, 16, 29);
}
.meta-wrap__item_facebook:hover svg,
.meta-wrap__item_twitter:hover svg {
 fill: blue;
}

.meta-wrap__item_instagram:hover svg {
 fill: #7e8082;
}

.meta-wrap__item_inloop:hover svg {
  fill: yellow;
 }
 .meta-wrap__item_youtube:hover svg {
  fill: red;
  
 }
.footer-nav__btn,
.column-text,
.contacts__item,
.last-column__link {
  font-weight: 300;
}




/* AMIMATION */

@keyframes up-meta {
  0% {
    top: 0;
  }
  100% {
    top: -10px;
  }
}

.meta-wrap__item:hover svg{
  position: relative;
  transition: 1s ease all;
  animation-name: up-meta;
  animation-duration: 0.5s;
  animation-timing-function: inline;
  animation-iteration-count: 1;
  animation-direction: alternate;
  animation-fill-mode: forwards;
}



@keyframes up-meta {
  0% {
    top: 0;
  }
  100% {
    top: -10px;
  }
}





/* RESPONSIVE */

/* Large: 992px - 1199px */
@media (max-width: 1199px) {
  .container {
    max-width: 960px;
  }
  .offer::before {
    transform: translate(0, -60%);
    opacity: 0.5;
  }
  .intelligence::before,
  .review::before  {
    transform: translate(0, -50%);
    opacity: 0.5;
  }
  .dots {
    right: 150px;
  }
  .logos-wrap {
    width: 70%;
    flex-direction: column;
    gap: 50px;
    align-items: start;
    position: relative;
    margin: auto;
    margin-top: 200px;
  }
  .logos-wrap__btn:nth-child(3) {
    position: absolute;
    top: 0;
    right: 0;
  }
  .logos-wrap__btn:nth-child(4) {
    position: absolute;
    bottom: 0;
    right: 0;
  }
  .ball-light {
    left: 355px;
  }
  .footer-wrap {
    flex-direction: column;
    align-items: start;
    gap: 70px;
  }
  .first-colunm,
  .footer-center-wrap,
  .last-column {
    width: 100%;
  }
  .column-text {
    width: 100%;
  }
  .footer-center-wrap {
    gap: 100px;
  }
  .last-column {
    align-items: start;
  }
  .last-column .column-text {
    text-align: start;
  }
}

/* Medium: 768px - 991px */
@media (max-width: 991px) {
  .container {
    max-width: 720px;
  }
  .menu {
    display: none;
    position: absolute;
    top: 81px;
    left: 50%;
    background: #08101d;
    border-radius: 10px;
    box-shadow: 
    0 0 20px #00ccff;
    padding: 50px;
    animation: menu-light 0.15s linear forwards;
  }

  @keyframes menu-light {
    0%, 5% {
      transform: scaleX(0)  translateX(0);
    }
  }

  .menu a {
    text-shadow: 
    0 0 10px #00ccff,
     0 0 50px #00ccff;
  }
  .menu__list {
    flex-direction: column;
    gap: 20px;
  }
  .navigation {
    position: relative;
  }
  .mobile-menu {
    display: block;
  }
  .logos-wrap {
    width: 100%;
  }
  .intellengece-content {
    text-align: end;
  }
}

/* Small: 576px - 767px  */
@media (max-width: 767px) {
  .container {
    max-width: 540px;
  }
  .offer::before,
  .intelligence::before, 
  .review::before {
    opacity: 0.3;
    width: 100%;
  }
  .offer .container {
    position: relative;
  }
  @keyframes fly {
    0% {
      top: 0;
      opacity: 0;
    }
    15%{
      opacity: 0.2;
    }
    100%{
      top: -450px;
      opacity: 0;
    }
   }
  .dots {
    right: 100px;
    top: 360px;
  }
  .offer-content {
    width: 100%;
  }
  .offer-content__title {
    font-size: 40px;
    line-height: 1.2em;
  }

  .offer-content__text {
    width: 80%;
  }
  .footer-center-wrap {
    width: 100%;
    justify-content: space-between;
    gap: 0;
  }
}

/* Extra small: 501px - 575px */
@media (max-width: 575px) {
  .container {
    padding: 0 15px;
    width: auto;
  }
  .header {
    height: 200px;
  }
  .menu {
    top: 210px;
    left: 50%;
    transform: translate(-50%, 0);
  }
  
  .offer::before,
  .intelligence::before, 
  .review::before {
   opacity: 0.1;
  }

  .dots {
    display: none;
  }
  .navigation {
    flex-direction: column;
    gap: 30px;
  }

  .logos-wrap {
    align-items: center;
  }
  .logos-wrap__btn:nth-child(3) {
    position: relative;
  }
  .logos-wrap__btn:nth-child(4) {
    position: relative;
  }
  .review-content,
  .text-wrap {
    width: 100%;
  }
  .intellengece-content {
    width: 80%;
  }
  .section-title {
    font-size: 30px;
  }
  .footer {
    padding-left: 15px;
    padding-right: 15px;
  }
  .footer-center-wrap {
    flex-wrap: wrap;
    row-gap: 50px;
  }
  .center-column {
    width: 50%;
  }

}

/* Extra small: 451px - 500px */
@media (max-width: 500px) {
  
  .offer:before,
  .intelligence:before,
  .review:before {
    background: none;
  }
  .intelligence {
    padding-top: 150px;
    padding-bottom: 150px;
  }
  .offer,
  .intelligence,
  .intellengece-content {
    text-align: center;
  }
  .offer-content__text,
  .intellengece-content,
  .center-column {
    width: 100%;
  }
  .wrap-btns {
    flex-direction: column;
    align-items: center;
  }
  .wrap-btns .btn-blue {
    width: 200px;
  }

}
/* Extra small: 451px - 500px */
@media (max-width: 500px) {
  .footer-center-wrap {
    flex-direction: column;
    align-items: end;
  }

}







/* .preloader {
  background-color: #020a18;
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999999;
  -webkit-transition: .6s;
  -o-transition: .6s;
  transition: .6s;
  margin: 0 auto;
  
} */


.active {
  display: block;
}