@font-face {
	font-family: 'Inter';
	src: url('fonts/Inter-Regular.woff2') format('woff2');
	font-display: swap;
	font-weight: 400;
}

@font-face {
	font-family: 'Inter';
	src: url('fonts/Inter-Medium.woff2') format('woff2');
	font-display: swap;
	font-weight: 500;
}

@font-face {
	font-family: 'Inter';
	src: url('fonts/Inter-Bold.woff2') format('woff2');
	font-display: swap;
	font-weight: 700;
}

@font-face {
	font-family: 'Inter';
	src: url('fonts/Inter-ExtraBold.woff2') format('woff2');
	font-display: swap;
	font-weight: 800;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  letter-spacing: 0.02em;
}

::-webkit-scrollbar {
  width: 0; /* ширина для вертикального скролла */
  height: 8px; /* высота для горизонтального скролла */
  background-color: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: rgba(88, 119, 155, 0.2);;
  border-radius: 9em;
}

:root {
  --mainpage-container: 1500px;
  --mainpage-hero-heading: 56px;
  --mainpage-hero-heading-line: 68px;
  --mainpage-heading-size: 36px;
  --mainpage-heading-line: 48px;
  --mainpage-fonts-size: 16px;
  --mainpage-line-height: 26px;
  --mainpage-btn-font: 14px;
  --mainpage-btn-padding: 15px 25px;
  --mainpage-white: white;
  --mainpage-text-width: 550px;
  --mainpage-text-color: black;
  --mainpage-background: white;
  --mainpage-card-size: calc((100% - 60px) / 3);
  --mainpage-section-padding: 150px 0;
  --mainpage-block-card: calc((100% - (30px  * 3)) / 4);
  --padding-blocks: 60px 80px;
  --challenges-block: calc((100% / 3) - 60px);
}

@media (max-width: 1600px) {
  :root {
    --mainpage-container: 1300px;
    --mainpage-hero-heading: 56px;
    --mainpage-hero-heading-line: 68px;
    --mainpage-heading-size: 36px;
    --mainpage-heading-line: 48px;
    --mainpage-fonts-size: 16px;
    --mainpage-line-height: 26px;
    --mainpage-btn-font: 14px;
    --mainpage-btn-padding: 15px 25px;
    --mainpage-white: white;
    --mainpage-text-width: 550px;
    --mainpage-text-color: black;
    --mainpage-background: white;
    --mainpage-card-size: calc((100% - 60px) / 3);
    --mainpage-section-padding: 150px 0;
    --mainpage-block-card: calc((100% - (30px  * 3)) / 4);
    --padding-blocks: 60px 80px;
    --challenges-block: calc((100% / 3) - 60px);
  }
}

@media (max-width: 1450px) {
  :root {
    --mainpage-container: 1200px;
    --mainpage-hero-heading: 48px;
    --mainpage-hero-heading-line: 54px;
    --mainpage-heading-size: 30px;
    --mainpage-heading-line: 36px;
    --mainpage-fonts-size: 16px;
    --mainpage-line-height: 26px;
    --mainpage-btn-font: 14px;
    --mainpage-btn-padding: 15px 25px;
    --mainpage-white: white;
    --mainpage-text-width: 550px;
    --mainpage-text-color: black;
    --mainpage-background: white;
    --mainpage-card-size: calc((100% - 60px) / 3);
    --mainpage-section-padding: 90px 0;
    --mainpage-block-card: calc((100% - (30px  * 2)) / 3);
    --padding-blocks: 40px 60px;
    --challenges-block: calc((100% / 3) - 60px);
  }
}

@media (max-width: 1100px) {
  :root {
    --mainpage-container: 960px;
    --mainpage-hero-heading: 48px;
    --mainpage-hero-heading-line: 54px;
    --mainpage-heading-size: 30px;
    --mainpage-heading-line: 36px;
    --mainpage-fonts-size: 16px;
    --mainpage-line-height: 26px;
    --mainpage-btn-font: 12px;
    --mainpage-btn-padding: 10px 20px;
    --mainpage-white: white;
    --mainpage-text-width: 550px;
    --mainpage-text-color: black;
    --mainpage-background: white;
    --mainpage-card-size: calc((100% - 30px) / 2);
    --mainpage-section-padding: 60px 0;
    --mainpage-block-card: calc((100% - 30px) / 2);
    --padding-blocks: 30px 40px;
    --challenges-block: calc((100% / 2) - 30px);
  }
}

@media (max-width: 750px) {
  :root {
    --mainpage-container: 960px;
    --mainpage-hero-heading: 28px;
    --mainpage-hero-heading-line: 36px;
    --mainpage-heading-size: 21px;
    --mainpage-heading-line: 28px;
    --mainpage-fonts-size: 14px;
    --mainpage-line-height: 20px;
    --mainpage-btn-font: 12px;
    --mainpage-btn-padding: 10px 20px;
    --mainpage-white: white;
    --mainpage-text-width: 550px;
    --mainpage-text-color: black;
    --mainpage-background: white;
    --mainpage-card-size: 100%;
    --mainpage-section-padding: 60px 0;
    --padding-blocks: 30px 30px;
    --challenges-block: 100%;
  }
}

.mainpage-body {
  position: relative;
  background-color: var(--mainpage-background);
}

.mainpage-body ul {
  list-style: none;
}

.mainpage-body p {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
}

.background-fix {
  position: fixed;
  height: 60vh;
  z-index: -1;
  top: 20vh;
  left: -30vh;
  opacity: 0.3;
  animation-name: fix-form;
  animation-timing-function: linear;
  animation-duration: 5s;
  animation-iteration-count: infinite;
}

@keyframes fix-form {
  0% {
    transform: rotate(0deg);
  }

  50% {
    transform: rotate(180deg) scale(0.8);
  }

  100% {
    transform: rotate(360deg);
  }
}

.mainpage-container {
  max-width: var(--mainpage-container);
  margin: 0 auto;
  padding: 0 30px;
}

@media (max-width: 750px) {
  .mainpage-container {
    max-width: var(--mainpage-container);
    margin: 0 auto;
    padding: 0 20px;
  }
}

.mainpage-btn-wrapper {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 15px;
  --mainpage-webkit-gap: 15px;
}

.mainpage-body a {
  text-decoration: none;
}

.mainpage-btn {
  width: fit-content;
  height: fit-content;
  display: block;
  padding: var(--mainpage-btn-padding);
  font-size: 14px;
  line-height: 14px;
  border-radius: 5px;
  --mainpage-webkit-border-radius: 5px;
  font-weight: 500;
  color: var(--mainpage-white);
  background: #366EFF;
  margin-top: auto;
  transition: ease-in-out 0.3s;
  box-shadow: 5px 10px 80px rgba(0, 102, 255, 0.7);
}

.mainpage-btn:hover {
  background: #4c00ff;
  color: white;
  transition: ease-in-out 0.3s;
  box-shadow: 5px 10px 80px rgba(38, 0, 255, 0.7);
}

.mainpage-heading {
  font-size: var(--mainpage-heading-size);
  line-height: var(--mainpage-heading-line);
  font-weight: 800;
}

.mainpage-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
  background-color: rgba(255, 255, 255, 0.295);
  backdrop-filter: blur(50px);
  /* box-shadow: 0px 10px 40px rgba(57, 59, 155, 0.2); */
}

.mainpage-header-nav-list {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 30px;
  -webkit-gap: 30px;
}

@media (max-width: 800px) {
  .mainpage-header-nav-list {
    display: none;
  }
}

.mainpage-header-link {
  color: var(--mainpage-text-color);
  font-weight: 500;
  transition: ease-in-out 0.3s;
}

.mainpage-header-link:hover {
  color: #366EFF;
  font-weight: 500;
  transition: ease-in-out 0.3s;
}

.mainpage-burger {
  display: none;
  outline: 0;
  border: 0;
  padding-left: 28px;
  background: url('../assets/img/index/index-burger.svg') left center no-repeat;
  background-size: 20px 20px;
  font-size: 20px;
  line-height: 20px;
}

.mainpage-close {
  display: none;
  outline: 0;
  border: 0;
  padding-left: 28px;
  background: url('../assets/img/index/mainpage-close.svg') left center no-repeat;
  background-size: 20px 20px;
  font-size: 20px;
  line-height: 20px;
}

@media (max-width: 800px) {
  .mainpage-burger {
    display: block;
    outline: 0;
    border: 0;
    padding-left: 28px;
    background: url('../assets/img/index/index-burger.svg') left center no-repeat;
    background-size: 20px 20px;
    font-size: 20px;
    line-height: 20px;
  }

  .mainpage-close {
    display: none;
    outline: 0;
    border: 0;
    padding-left: 28px;
    background: url('../assets/img/index/mainpage-close.svg') left center no-repeat;
    background-size: 20px 20px;
    font-size: 20px;
    line-height: 20px;
  }
}

.mainpage-header-logo {
  display: block;
  height: 25px;
  width: auto;
}

.svg-logo {
  animation: 10s infinite alternate logo;
  fill: blue;
  width: 120px;
  height: auto;
}

@keyframes logo {
  0% {
    fill: blue;
  }

  50% {
    fill: #366EFF;
  }

  75% {
    fill: #ff006a;
  }

  100% {
    fill: blue;
  }
}

.mainpage-header-nav {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

@media (max-width: 500px) {
  .mainpage-header-logo {
    display: block;
    height: 20px;
    width: auto;
  }

  .mainpage-header-nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    width: 100%;
  }

  .mainpage-header-nav .mainpage-btn-wrapper {
    display: none;
  }
}

.mainpage-hero {
  position: relative;
  color: var(--mainpage-white);
  z-index: 1;
}

/* .mainpage-hero .mainpage-btn {
  color: var(--mainpage-white);
  border: 2px solid var(--mainpage-white);
  font-size: 16px;
  line-height: 16px;
} */

.mainpage-hero .mainpage-btn + .mainpage-orange {
  color: orange;
  border: 1px solid orange;
}

.mainpage-hero-block {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  min-height: 100vh;
  justify-content: space-between;
}

.mainpage-hero-img-block {
  width: calc((70vh / 100) * 84);
  height: 70vh;
}

/* .mainpage-hero-img {
  position: relative;
  width: 100%;
  height: 100%;
  background: #CAE2FF;
} */

.hero-round-one {
  position: absolute;
  height: 25%;
  left: 63.78%;
  right: 6.14%;
  top: 8.23%;
  bottom: 66.38%;
  z-index: 1;
}

.hero-round-two {
  position: absolute;
  left: 7.62%;
  right: 7.32%;
  top: 13.9%;
  bottom: 14.33%;
  width: calc(100% - (7.62% + 7.32%));
  z-index: 2;
}

.hero-round-three {
  position: absolute;
  left: 12.07%;
  right: 56.64%;
  top: 68.76%;
  bottom: 4.84%;
  height: 26%;
  z-index: 3;
}

.hero-form-one {
  position: absolute;
  left: 50%;
  right: 14.99%;
  top: 2.63%;
  bottom: 71.39%;
  height: 26%;
  z-index: 4;
}


.hero-form-two {
  position: absolute;
  left: 0%;
  right: 0%;
  top: 20.88%;
  bottom: 5.77%;
  height: 74%;
  z-index: 5;
}


.hero-phone {
  position: absolute;
  left: 27.69%;
  right: 27.69%;
  bottom: 10.67%;
  height: 82%;
  border-radius: 30px;
  backdrop-filter: blur(52px);
  z-index: 6;
}


.hero-phone-img {
  position: absolute;
  left: 27.67%;
  right: 27.67%;
  bottom: 10.7%;
  height: 69.02%;
  z-index: 7;
}


.mainpage-btn-nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 25px;
  -webkit-gap: 25px;
}

.mainpage-hero-left-block {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  max-width: var(--mainpage-text-width);
  gap: 30px;
  --mainpage-webkit-gap: 30px;
}

.mainpage-hero-heading {
  font-size: var(--mainpage-hero-heading);
  line-height: var(--mainpage-hero-heading-line);
  font-weight: 800;
  color: var(--mainpage-text-color);
}

.mainpage-hero-description {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  color: var(--mainpage-text-color);
}

.mainpage-hero .mainpage-btn-wrapper {
  margin-top: auto;
}

.mainpage-hero-img {
  display: block;
  height: 70vh;
  border-radius: 50px;
}

@media (max-width: 700px) {
  .mainpage-hero-img {
    position: relative;
    display: block;
    height: auto;
    width: 100%;
    margin-top: 100px;
  }

}

.container-services {
  position: relative;
  width: 675px;
  height: 800px;
  transform: scale(0.7);
}

.round-background {
  position: absolute;
  width: 588.12px;
  height: 588.12px;
  right: 0;
  top: 0px;
  z-index: 1;
  transition: ease-in-out 1s;
}

.form-id-one {
  position: absolute;
  width: 535.14px;
  height: 470.63px;
  left: 104px;
  top: 0;
  transform: rotate(90deg);
  z-index: 2;
  transition: ease-in-out 1s;
}

.form-id {
  position: absolute;
  width: 670.5px;
  height: 589.47px;
  left: 4.75px;
  top: 175.89px;
  z-index: 3;
  transition: ease-in-out 1s;
}

.phone-id {
  position: absolute;
  width: 301.53px;
  height: 562.99px;
  left: 46.86px;
  top: 119.52px;
  z-index: 4;
  transition: ease-in-out 0.3s;
}

.round {
  position: absolute;
  width: 355.97px;
  height: 356.11px;
  left: 114.77px;
  top: 202.38px;
  z-index: 5;
  transition: ease-in-out 0.7s;
}

.navi {
  position: absolute;
  width: 304.92px;
  height: 216.64px;
  left: 156.88px;
  top: 272.33px;
  z-index: 6;
}

.mainpage-services-block:hover .round {
  transform: rotate(50deg);
  transition: ease-in-out 1s;
}

.mainpage-services-block:hover .phone-id {
  transform: translateY(-20px);
  transition: ease-in-out 0.7s;
}

.mainpage-services-block:hover .form-id-one {
  left: 40px;
  transform: rotate(90deg);
  transform: scale(0.6);
  transition: ease-in-out 1s;
}

.mainpage-services-block:hover .form-id {
  left: 40px;
  transition: ease-in-out 1s;
  transform: scale(0.8);
}

.mainpage-services-block:hover .round-background {
  transition: ease-in-out 1s;
  transform: scale(0.8);
}

.braim-id-round {
  position: absolute;
  width: 588.12px;
  height: 588.12px;
  left: 86.93px;
  top: 0px;
  z-index: 1;
  transition: ease-in-out 0.5s;
}

.braim-id-form {
  position: absolute;
  width: 670.5px;
  height: 589.47px;
  left: 24.45px;
  top: 64px;
  z-index: 2;
  transition: ease-in-out 0.8s;
}

.braim-id-phone {
  position: absolute;
  width: 301.53px;
  height: 562.99px;
  left: 46.86px;
  top: 119.52px;
  z-index: 3;
  transition: ease-in-out 0.5s;
}

.braim-id-screen {
  position: absolute;
  width: 273.79px;
  height: 493.04px;
  left: 294.06px;
  top: 307px;
  border-radius: 30px;
  z-index: 4;
  transition: ease-in-out 0.5s;
}

.mainpage-services-block:hover .braim-id-round {
  transition: ease-in-out 0.5s;
  transform: scale(0.9);
}

.mainpage-services-block:hover .braim-id-phone{
  transition: ease-in-out 1s;
  transform: translateY(-30px);
}

.mainpage-services-block:hover .braim-id-screen{
  transition: ease-in-out 0.5s;
  transform: translateY(30px);
}

.mainpage-services-block:hover .braim-id-form{
  transition: ease-in-out 0.8s;
  transform: translateX(30px);
}

.braim-cgallenge-round {
  position: absolute;
  width: 588.12px;
  height: 588.12px;
  left: 86.93px;
  top: 0px;
  z-index: 1;
  transition: ease-in-out 0.5s;
}

.braim-challenge-form {
  position: absolute;
  width: 670.5px;
  height: 589.47px;
  left: 24.45px;
  top: 23.77px;
  transition: ease-in-out 1s;
  z-index: 2;
}

.braim-challenge-phone {
  position: absolute;
  width: 301.53px;
  height: 562.99px;
  left: 46.86px;
  top: 119.52px;
  transition: ease-in-out 0.5s;
  z-index: 3;
}

.braim-challenge-screen {
  position: absolute;
  width: 271.65px;
  height: 549.41px;
  left: 300.85px;
  top: 189.47px;
  border-radius: 30px;
  transition: ease-in-out 0.5s;
  z-index: 4;
}

.mainpage-services-block:hover .braim-cgallenge-round {
  transition: ease-in-out 0.5s;
  transform: scale(0.9);
}

.mainpage-services-block:hover .braim-challenge-form {
  transition: ease-in-out 1s;
  transform: rotate(20deg);
}

.mainpage-services-block:hover .braim-challenge-phone {
  transition: ease-in-out 0.5s;
  transform: translateY(30px);
}

.mainpage-services-block:hover .braim-challenge-screen {
  transition: ease-in-out 0.5s;
  transform: translateY(-30px);
}

.braim-test-round {
  position: absolute;
  width: 588.12px;
  height: 588.12px;
  left: 86.93px;
  top: 0px;
  transition: ease-in-out 0.5s;
  z-index: 1;
}

.braim-test-form-one {
  position: absolute;
  width: 776.23px;
  height: 682.51px;
  left: -48.22px;
  top: 82.85px;
  transition: ease-in-out 0.8s;
  z-index: 2;
}

.braim-test-form-two {
  position: absolute;
  height: 433.07px;
  width: 380.98px;
  left: 176px;
  top: 246.28px;
  transition: ease-in-out 0.8s;
  z-index: 3;
}

.braim-test-phone {
  position: absolute;
  width: 301.53px;
  height: 562.99px;
  left: 46.86px;
  top: 119.52px;
  transition: ease-in-out 1s;
  z-index: 4;
}

.braim-test-form-three {
  position: absolute;
  height: 500px;
  width: 500px;
  left: 20px;
  top: 180px;
  transition: ease-in-out 1s;
  z-index: 5;
}

.braim-test-analitics {
  position: absolute;
  width: 381.66px;
  height: 298.81px;
  left: 82.85px;
  top: 234.3px;
  transition: ease-in-out 1s;
  z-index: 6;
}

.mainpage-services-block:hover .braim-test-round {
  transition: ease-in-out 0.5s;
  transform: scale(1.1);
}

.mainpage-services-block:hover .braim-test-form-one {
  transition: ease-in-out 0.8s;
  transform: rotate(20deg);
}

.mainpage-services-block:hover .braim-test-form-two {
  transition: ease-in-out 0.8s;
  transform: rotate(-20deg);
}

.mainpage-services-block:hover .braim-test-form-three {
  transition: ease-in-out 1s;
  transform: rotate(10deg);
}

.mainpage-services-block:hover .braim-test-phone {
  transition: ease-in-out 1s;
  transform: translateX(-15px);
}

.mainpage-services-block:hover .braim-test-analitics {
  transition: ease-in-out 1s;
  transform: rotate(-10deg);
}

.mainpage-services {
  padding: 20px 0;
}

.mainpage-services-block {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

.padding-blocks {
  padding: var(--padding-blocks);
  background: rgba(85, 163, 254, 0.11);
  border-radius: 40px;
  gap: none;
  -webkit-gap: none;
}

.mainpage-reverse {
  flex-direction: row-reverse;
}

.mainpage-services-img {
  display: none;
  width: auto;
}

.img-view {
  display: block;
  width: 40%;
  height: 40vh;
  object-fit: contain;
}


.mainpage-services-text {
  display: flex;
  flex-direction: column;
  gap: 30px;
  -webkit-gap: 30px;
  width: 50%;
}

.mainpage-services-headline {
  font-size: calc(var(--mainpage-fonts-size) + 10px);
  font-weight: 600;
  color: var(--mainpage-text-color);
}

.mainpage-services-paragraph {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  color: var(--mainpage-text-color);
}

.mainpage-braim-about {
  background: linear-gradient(180.2deg, #393c9d 16.97%, #4D50FF 99.82%);;
}

.mainpage-braim-about .mainpage-heading {
  color: var(--mainpage-white);
}

.mainpage-braim-about-block {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 0 0 150px 0;
}

.mainpage-braim-users {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  flex-wrap: wrap;
  align-items: center;
  padding: 40px;
  background-color: var(--mainpage-white);
  border-radius: 10px;
  margin-bottom: 100px;
}

.mainpage-students {
  background: url('../assets/img/index/mainpage-ico-student.svg');
}

.mainpage-startup {
  background: url('../assets/img/index/mainpage-ico-lamp.svg');
}

.mainpage-specialist {
  background: url('../assets/img/index/mainpage-ico-point.svg');
}

.mainpage-teachers {
  background: url('../assets/img/index/mainpage-ico-code.svg');
}

@media (max-width: 1000px) {
  .mainpage-braim-about-block {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding: 0 0 80px 0;
  }

  .mainpage-braim-users {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
    padding: 30px;
    background-color: var(--mainpage-white);
    border-radius: 10px;
    margin-bottom: 100px;
  }
}


.mainpage-braim-users-block {
  font-size: 16px;
  line-height: 22px;
  padding: 10px 10px 10px 40px;
  background-repeat: no-repeat;
  background-position: left center;
  background-size: auto 40px;
  width: 230px;
}

@media (max-width: 1100px) {
  .mainpage-braim-users-block {
    font-size: 16px;
    line-height: 22px;
    padding: 10px 10px 10px 40px;
    background-repeat: no-repeat;
    background-position: left center;
    background-size: auto 40px;
    width: 45%;
  }
}

@media (max-width: 700px) {
  .mainpage-braim-users-block {
    font-size: 16px;
    line-height: 22px;
    padding: 10px 10px 10px 40px;
    background-repeat: no-repeat;
    background-position: left center;
    background-size: auto 40px;
    width: 100%;
  }
}

.mainpage-braim-about-text {
  color: white;
  max-width: var(--mainpage-text-width);
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  margin-bottom: 100px;
}

.mainpage-braim-logo-big {
  display: block;
  width: 100%;
  height: auto;
  mix-blend-mode: overlay;
  opacity: 0.5;
  margin-bottom: 100px;
}


.mainpage-challenges {
  padding: var(--mainpage-section-padding);
}

@media (max-width: 1400px) {
 .mainpage-top {
  padding-top: 150px;
 }
}

@media (max-width: 600px) {
  .mainpage-top {
   padding-top: 100px;
  }
 }

.mainpage-challenges-list {
  margin-top: 20px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: stretch;
  justify-content: space-between;
  border-bottom: 1px solid #D1D1D1;
}

.mainpage-challenges-item {
  width: var(--mainpage-card-size);
  padding: 20px 20px 40px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}


.mainpage-challenges-video {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 10px;
}

.mainpage-challenges-card-text {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 30px 15px 0 15px;
  gap: 15px;
  --mainpage-webkit-gap: 15px;
  margin-bottom: 20px;
}

@media (max-width: 700px) {
  .mainpage-challenges-item {
    width: var(--mainpage-card-size);
    padding: 0 0 40px 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .mainpage-challenges-card-text {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px 15px 0 15px;
    gap: 10px;
    --mainpage-webkit-gap: 10px;
    margin-bottom: 20px;
  }

}


.mainpage-challenges-card-text p {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -moz-box;
  -moz-box-orient: vertical;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  box-orient: vertical;
}

.mainpage-challenges-item .mainpage-btn {
  color: var(--mainpage-white);
  background: #366EFF;
  border: 2px solid #366EFF;
  margin-top: auto;
  margin-left: 15px;
}

.mainpage-challenges-card-heading {
  font-size: 18px;
  line-height: 24px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -moz-box;
  -moz-box-orient: vertical;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  box-orient: vertical;
}

.mainpage-challenges-status {
  display: block;
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  padding-left: calc(var(--mainpage-fonts-size) + 8px);
  background: url('../assets/img/index/index-time-date.svg') left center no-repeat;
  background-size: var(--mainpage-fonts-size) auto;
  color: #366EFF;
}

.mainpage-link-more {
  display: inline-block;
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  border-bottom: 1px solid #366EFF;
  color: #366EFF;
  margin-top: 20px;
}

.mainpage-link {
  display: inline-block;
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  border-bottom: 1px solid #366EFF;
  color: #366EFF;
}

.mainpage-link-active {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  padding: 10px 20px;
  background-color: white;
  border-radius: 5px;
  border: 0;
  margin-top: 20px;
  color: #366EFF;
  box-shadow: 3px 10px 80px rgba(124, 181, 255, 0.8);
}

.mainpage-what-braim {
  padding-bottom: 100px;
}

.mainpage-what-braim-text {
  max-width: var(--mainpage-text-width);
  font-size: 28px;
  line-height: 36px;
  text-align: center;
  color: var(--mainpage-text-color);
}

@media (max-width: 700px) {
  .mainpage-what-braim-text {
    max-width: var(--mainpage-text-width);
    font-size: 21px;
    line-height: 28px;
  }
}

.mainpage-partners {
  padding-top: 100px;
  padding-bottom: 100px;
}

.mainpage-partners-block {
  padding: 60px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  background: #366EFF;
  border-radius: 10px;
}

.mainpage-partners-heading {
  max-width: var(--mainpage-text-width);
  font-size: 28px;
  line-height: 34px;
  color: var(--mainpage-white);
}

@media (max-width: 700px) {
  .mainpage-partners-block {
    padding: 30px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    background: #393B9B;
    border-radius: 10px;
  }

  .mainpage-partners-heading {
    max-width: var(--mainpage-text-width);
    font-size: 21px;
    line-height: 28px;
    color: var(--mainpage-white);
    margin-bottom: 20px;
  }
}

.mainpage-partners-block .mainpage-btn {
  background: var(--mainpage-white);
  color: #393B9B;
}

.mainpage-footer {
  padding: 60px 0 50px 0;
  background-color: #69a4eb1e;
  backdrop-filter: blur(52px);
}

.mainpage-footer-wrapper {
  padding-bottom: 50px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
  border-bottom: 1px solid #D1D1D1;
}

.mainpage-footer-logo {
  display: block;
  height: 25px;
  width: auto;
}

@media (max-width: 950px) {
  .mainpage-footer-logo {
    display: block;
    height: 25px;
    width: auto;
    margin-bottom: 40px;
  }
}

.mainpage-footer-nav {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 80px;
  --mainpage-webkit-gap: 80px;
}

.mainpage-footer-list {
  display: flex;
  flex-direction: column;
}

.mainpage-footer-link-heading {
  display: block;
  font-size: 18px;
  line-height: 18px;
  color: var(--mainpage-text-color);
  font-weight: 700;
}

.mainpage-copyright {
  padding-top: 30px;
}

.mainpage-mobile-menu {
  display: none;
  flex-direction: column;
  gap: 30px;
  --mainpage-webkit-gap: 30px;
  padding: 20px 30px;
  border-top: 1px solid #D1D1D1;
  min-height: 100vh;
  transition: ease-in-out 0.3s;
}

.mainpage-mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  --mainpage-webkit-gap: 10px;
}

.mainpage-mobile-btn-menu {
  color: var(--mainpage-white);
  background: #366EFF;
  border: 2px solid #366EFF;
  margin-top: auto;
  font-size: 16px;
  line-height: 16px;
  width: 100%;
  text-align: center;
  transition: ease-in-out 0.3s;
}

.mainpage-mobile-link-heading {
  display: block;
  font-size: 18px;
  line-height: 18px;
  color: var(--mainpage-text-color);
  font-weight: 700;
}

.mainpage-mobile-link-more {
  display: inline-block;
  font-size: 16px;
  line-height: 16px;
  border-bottom: 1px solid #366EFF;
  color: #366EFF;
  margin-top: 5px;
}

.mainpage-link-more:hover,
.mainpage-footer-link-heading:hover {
  color: red;
  border-bottom: 1px solid red;
  transition: ease-in-out 0.3s;
}

.stroke-animation {
  display: flex;
  flex-direction: row;
  width: 100vw;
  height: 85.12px;
  overflow: hidden;
}

.stroke-animation-block {
  min-width: 3000px;
  height: auto;
  background: url('../assets/img/index/services/stroke.svg') left center no-repeat;
  background-size: 3000px auto;
  animation-name: anima-stroke;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-duration: 10s;
}

@keyframes anima-stroke {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-3000px);
  }
}

.stroke-animation-rev {
  display: flex;
  flex-direction: row-reverse;
  width: 100vw;
  height: 85.12px;
  overflow: hidden;
}

.stroke-animation-block-rev {
  min-width: 3000px;
  height: auto;
  background: url('../assets/img/index/services/stroke.svg') left center no-repeat;
  background-size: 3000px auto;
  animation-name: anima-stroke-rev;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-duration: 30s;
}

@keyframes anima-stroke-rev {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(3000px);
  }
}

.stroke-animation-bottom {
  display: flex;
  flex-direction: row;
  width: 100vw;
  height: 85.12px;
  overflow: hidden;
}

.stroke-animation-block-bottom {
  min-width: 3000px;
  height: auto;
  background: url('../assets/img/index/services/stroke.svg') left center no-repeat;
  background-size: 3000px auto;
  animation-name: anima-stroke-bottom;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-duration: 15s;
}

@keyframes anima-stroke-bottom {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-3000px);
  }
}

.braim-logo-motion {
  width: 100vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: ease-in-out 1s;
  justify-content: center;
  height: 100vh;
}

.logo-letter {
  display: block;
  height: 10vw;
  margin: 0;
  filter: saturate(0);
  animation-name: braim-logo-mation-animat;
  animation-timing-function: ease-in-out;
  animation-duration: 3s;
  animation-iteration-count: infinite;
}

.b {
  animation-name: braim-logo-mation-animat;
  animation-delay: 0s;
}

.r {
  animation-name: braim-logo-mation-animat;
  animation-delay: 0.3s;
}

.a {
  animation-name: braim-logo-mation-animat;
  animation-delay: 0.6s;
}

.i {
  animation-name: braim-logo-mation-animat;
  animation-delay: 0.9s;
}

.m {
  animation-name: braim-logo-mation-animat;
  animation-delay: 1.2s;
}

@keyframes braim-logo-mation-animat {
  0% {
    filter: saturate(0);
  }
  50% {
    filter: saturate(1);
  }
  100% {
    filter: saturate(0) hue-rotate(30deg);
  }
}

.braim-logo-motion-block {
  width: 100vw;
  display: flex;
  flex-direction: row;
  align-items: center;
  transition: ease-in-out 1s;
  justify-content: space-between;
  margin-bottom: 40px;
  opacity: 0;
}

.braim-logo-motion:hover .braim-logo-motion-block {
  width: 60vw;
  opacity: 1;
}

@media (max-width: 1000px) {
  .mainpage-services-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    height: fit-content;
    margin-bottom: 80px;
  }

  .braim-logo-motion {
    height: fit-content;
  }

  .braim-logo-motion-block {
    filter: invert(0);
    width: 80%;
    height: fit-content;
    opacity: 1;
  }

  .mainpage-hero-img {
    margin: 0;
  }

  .mainpage-services-img {
    display: block;
    max-width: 400px;
    height: auto;
  }

  .img-view {
    display: block;
  }

  .middle {
    height: auto;
  }

  .container-services {
    display: none;
  }

  .mainpage-services-text {
    width: 80%;
  }

  .mainpage-hero-block {
    position: relative;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    padding-bottom: 80px;
    padding-top: 80px;
  }

  .mainpage-hero-left-block {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    max-width: 80%;
    gap: 15px;
    --mainpage-webkit-gap: 30px;
  }
}

@media (max-width: 950px) {
  .mainpage-footer-nav {
    margin-top: 20px;
  }
}

@media (max-width: 500px) {
 .braim-logo-motion {
    height: fit-content;
    opacity: 1;
  }

  .mainpage-services-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    height: fit-content;
    opacity: 1;
  }

  .padding-blocks {
    gap: 40px;
    -webkit-gap: 40px;
  }

  .mainpage-hero-img {
    margin: 0;
    margin-bottom: 30px;
  }

  .img-view {
    display: block;
    width: 80%;
    height: auto;
  }

  .mainpage-services-img {
    display: block;
    max-width: 280px;
    height: auto;
  }

  .braim-logo-motion-block {
    filter: invert(0);
    width: 80%;
  }

  .container-services {
    display: none;
  }

  .mainpage-services-text {
    width: 100%;
  }

  .mainpage-hero-block {
    position: relative;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    padding-bottom: 80px;
    padding-top: 80px;
  }

  .mainpage-hero-left-block {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    max-width: 100%;
    gap: 15px;
    --mainpage-webkit-gap: 30px;
  }

  .mainpage-btn-nav {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    -webkit-gap: 10px;
  }
}

.mainpage-braim-cards {
  padding-top: 80px;
}

.mainpage-braim-cards-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 30px;
}

.mainpage-braim-card {
  display: flex;
  flex-direction: column;
  gap: 15px;
  -webkit-gap: 15px;
  width: var(--mainpage-block-card);
  padding: 30px;
  background: rgba(85, 163, 254, 0.11);
  border-radius: 10px;
}

.mainpage-braim-card-headline {
  font-size: 21px;
  font-weight: 700;
}

.mainpage-braim-card-text {
  font-size: 13px;
  line-height: 20px;
}

.challenges-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 30px;
  -webkit-gap: 30px;
  margin-bottom: 30px;
}

.challenges-item {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  -webkit-gap: 20px;
  max-width: var(--mainpage-card-size);
  border-radius: 20px;
  background-color: #69a4eb1e;
  backdrop-filter: blur(52px);
  -webkit-backdrop-filter: blur(52px);
}

.mainpages-challenges-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 10px;
}

.mainpage-chellenges-heading {
  font-size: calc(var(--mainpage-fonts-size) + 4px);
  line-height: calc(var(--mainpage-line-height) + 4px);
  font-weight: 600;
}

.mainpage-challenges-text {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
}

@media (max-width: 800px) {

  .challenges-item {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    -webkit-gap: 20px;
    max-width: var(--mainpage-card-size);
    border-radius: 20px;
    background-color: #69a4eb1e;
    backdrop-filter: blur(52px);
    -webkit-backdrop-filter: blur(52px);
  }

  .mainpage-chellenges-heading {
    font-size: calc(var(--mainpage-fonts-size) + 2px);
  line-height: calc(var(--mainpage-line-height) + 2px);
    font-weight: 600;
  }

  .mainpage-challenges-text {
    font-size: var(--mainpage-fonts-size);
    line-height: var(--mainpage-line-height);
  }

  .mainpages-challenges-img {
    width: 100%;
    aspect-ratio: 1;
    height: auto;
    object-fit: cover;
    border-radius: 10px;
  }

}

.mainpage-challenges-text-block {
  padding: 0 0 40px 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
  -webkit-gap: 20px;
}


.tarification-heading {
  font-size: 21px;
  line-height: 26px;
  font-weight: 600;
}

.tarification-about {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
}

.tarification-change {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 10px 15px;
  background-color: white;
  border-radius: 15px;
}

.tarification-option {
  display: block;
  max-width: 80%;
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  font-weight: 600;
}

.tarification-option-img {
  display: block;
  height: 22px;
  width: auto;
}

.tarification-option-num {
  font-size: var(--mainpage-fonts-size);
  line-height: var(--mainpage-line-height);
  font-weight: 400;
  color: #366EFF;
}

.margin-bottom {
  margin-bottom: 40px;
}

.mainpage-users-list {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 30px;
  -webkit-gap: 30px;
  padding: 40px;
  border-radius: 20px;
  background-color: #366fff1d;
  backdrop-filter: blur(52px);
  flex-wrap: wrap;
}

.mainpage-users-item {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 15px;
  -webkit-gap: 15px;
  width: calc((100% - (30px * 3)) / 4);
}

@media (max-width: 1200px) {
  .mainpage-users-list {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 30px;
    -webkit-gap: 30px;
    padding: 30px;
    border-radius: 20px;
    background-color: #366fff1d;
    backdrop-filter: blur(52px);
    margin-bottom: 80px;
    flex-wrap: wrap;
  }

  .mainpage-users-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
    -webkit-gap: 15px;
    width: calc((100% - 30px) / 2);
  }
}

@media (max-width: 700px) {
  .mainpage-users-list {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 30px;
    -webkit-gap: 30px;
    padding: 15px;
    border-radius: 20px;
    background-color: #366fff1d;
    backdrop-filter: blur(52px);
    flex-wrap: wrap;
    margin-bottom: 80px;
  }

  .mainpage-users-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
    -webkit-gap: 15px;
    width: 100%;
  }
}

.mainpage-users-text {
  font-size: 14px;
  text-transform: uppercase;
  font-weight: 600;
}

.mainpage-what-braim-para {
  max-width: 600px;
  text-align: center;
  padding-bottom: 50px;
}

.mainpage-fond {
  padding: 50px 0;
  background-color: #438ee92d;
  backdrop-filter: blur(52px);
}

.mainpage-text-fond {
  display: block;
  max-width: 400px;
  font-size: 18px;
  line-height: 26px;
  color: black;
}

@media (max-width: 1360px) {
  .mainpage-text-fond {
    display: block;
    max-width: 350px;
    font-size: 16px;
    line-height: 24px;
    color: black;
  }
}

.mainpage-logo-fond {
  display: block;
  width: 150px;
  height: auto;
  object-fit: contain;
}

.mainpage-fond-block {
  max-width: 600px;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 30px;
  -webkit-gap: 30px;
}

.mainpage-fond-block:last-child {
  margin-left: auto;
}

@media (max-width: 700px) {
  .mainpage-fond-block {
    flex-direction: column;
  }
}

.flex-row-justify {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 40px;
  -webkit-gap: 40px;
}

@media (max-width: 900px) {
  .flex-row-justify {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 40px;
    -webkit-gap: 40px;
  }

  .mainpage-fond-block:last-child {
    margin-left: 0;
  }

  .mainpage-text-fond {
    display: block;
    max-width: 100%;
    text-align: center;
    font-size: 16px;
    line-height: 24px;
    color: black;
  }
}
/* Cookie Consent */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  color: white;
  padding: 20px 0;
  z-index: 9999;
  display: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cookie-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  gap: 15px;
}

.cookie-content p {
  margin: 0;
  flex: 1;
  min-width: 250px;
  font-size: 14px;
  line-height: 1.5;
}

.cookie-accept {
  background: #0066ff;
  color: white;
  border: none;
  padding: 10px 25px;
  font-size: 14px;
  transition: all 0.3s;
}

.cookie-accept:hover {
  background: #0052cc;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-content p {
    margin-bottom: 15px;
  }
  
  .cookie-accept {
    width: 100%;
  }
}