* {
  padding: 0;
  margin: 0;
  border: 0;
}

*,
*::before,
*:after {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

:focus,
:active {
  outline: none;
}

a:focus,
a:active {
  outline: none;
}

nav,
footer,
header,
aside {
  display: block;
}

html,
body {
  width: 100%;
  line-height: 1;
  font-size: 14px;
  -ms-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  color: hsl(0, 0%, 100%);
  background-image: url('../img/main/sectionBd/black-particles-pattern.png');
  background-size: 90% auto;
  background-position: top;
  position: relative;
}

a {
  color: hsl(0, 0%, 100%);
}

input,
button,
textarea {
  font-family: inherit;
}

input::-ms-clear {
  display: none;
}

button {
  cursor: pointer;
}

button::-moz-focus-inner {
  padding: 0;
  border: 0;
}

a,
a:visited {
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

ul li {
  list-style-type: none;
}

img {
  vertical-align: top;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-style: inherit;
  font-weight: 400;
}

canvas {
  display: block;

}

#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: -1;
}


/* ----------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500&display=swap');

.wrapper {
  display: flex;
  flex-direction: column;
  width: 100%;
}


/* --------------------- header ---------------------- */


.header {
  position: relative;
  background-color: transparent;
  z-index: 2;
}

.header__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 1300px;
  padding-top: 20px;

}

.header__navigation {
  border-radius: 15px;
  border: 1px solid #ffffff;
  width: 800px;
  padding: 20px 0;
  background: radial-gradient(482.95% 156.39% at 20.32% 37.5%, #0e3f7b4e 10.17%, rgba(6, 56, 118, 0.286) 100%);
}

.navbar {
  display: flex; 
  align-items: center;
  gap: 10px;
}

.navbar a {
  float: left;
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
}

.navbar a:hover {
  background-color: #dddddddd;
  color: rgb(0, 0, 0);
}

.dropdown {
  float: left;
  overflow: hidden;
}

.dropdown .signUp__button {
  border: none;
  outline: none;
  color: white;
  padding: 14px 20px;
  margin: 0;
  text-align: center;
  width: 150px;
  color: hsl(0, 0%, 100%);
  border-radius: 10px;
  background-color: #ffffff;
  transition: all .3s ease;
  color: black;
  transition: all .3s ease;
}

.navbar a, .dropdown__content a {
  float: none;
  display: block;
  text-align: left;
}

.dropdown__content {
  position: absolute;
  border-radius: 10px;
  border: 1px solid #ffffff;
  backdrop-filter: blur(5px); 
  width: 150px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
  opacity: 0; 
  visibility: hidden; 
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.dropdown__content a {
  color: rgb(255, 255, 255);
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
  transition: background-color .3s ease;
}

.dropdown__content a:hover {
  background-color: #ffffff;
  border-radius: 10px;
}

.dropdown:hover .dropdown__content {
  opacity: 1; 
  visibility: visible; 
}

.navigation__list {
  display: flex;
  justify-content: space-between;
}

.list__link a {
  border-radius: 15px;
  padding: 19px;
  letter-spacing: .1rem;
  font-weight: 100;
}

.active {
  background-color: #0638762a;
  background: linear-gradient(90deg, rgba(20, 93, 182, 0.738), rgba(38, 90, 215, 0.08), rgba(38, 90, 215, 0.08));
}

.list__link a:hover {
  background-color: #0638762a;
  background: linear-gradient(90deg, rgba(20, 93, 182, 0.738), rgba(38, 90, 215, 0.08), rgba(38, 90, 215, 0.08));
}

.header__language {
  display: flex;
  align-items: center;
}

.language__selector {
  position: relative;
  display: inline-block;
  cursor: pointer;
  margin: 0 10px;
}

.header__language img {
  cursor: pointer;
}

.language__list {
  display: none;
  position: absolute;
  left: -20px;
  z-index: 1;
  background-color: transparent;
  width: 160px;
}

.selected__language {
  background-color: transparent;
  color: hsl(0, 0%, 100%);
  text-shadow: 2px 3px 10px hsl(0, 0%, 0%);
}

.language__item {
  padding: 1rem;
}



/* -------------------------- advertising section ----------------------------- */



.advertising {
  background: url('../img/main/sectionBd/bg_mountain.png');
  background-size: cover;
  background-repeat: no-repeat;
  background-position: bottom;
  position: relative;
}

.advertising__container {
  width: 1300px;
  margin: 150px auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.advertising__title {
  font-size: 4rem;
  line-height: 80px;
  font-weight: 500;
  margin-bottom: 30px;
  text-transform: uppercase;
}

.advertising__subtitle {
  font-size: 2rem;
  line-height: 40px;
  font-weight: 500;
  letter-spacing: .1rem;
  margin-bottom: 30px;
  text-transform: uppercase;
}

.advertising__button {
  text-align: center;
  color: hsl(0, 0%, 100%);
  padding: 20px 30px;
  border-radius: 15px;
  background: linear-gradient(90deg, rgb(20, 93, 182), rgba(38, 90, 215, 0.08));
  box-shadow: 3px 4px 10px rgba(0, 0, 0, 0.613);
  letter-spacing: .1rem;
  font-size: 1.2rem;
  width: 200px;
  margin: 30px 0 50px;
  transition: all .3s ease;
}

.advertising__button:hover {
  background-color: hsl(213, 100%, 30%);
}

.arrow__down {
  position: absolute;
  bottom: 70px;
  left: 50%;
  transform: translate(-50%, -10%);
  filter: drop-shadow(3px 5px 5px #000);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.arrow__container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
}

.arrow {
  position: absolute;
}

.arrow:nth-child(2) {
  top: -6px;
}

.arrow:nth-child(3) {
  top: 8px;
}

/* -------------------------- whoAreWe section ------------------------------  */


.whoAreWe {
  position: relative;
}

.whoAreWe__container {
  width: 1300px;
  margin: 0 auto;
  padding: 100px 0;
}

.whoAreWe__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
}

.whoAreWe__subtitle {
  color: hsl(0, 0%, 65%);
  text-align: center;
  font-size: 2rem;
  font-weight: 500;
  margin: 40px 0 70px;
}

.whoAreWe__CardsRow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 100px;
}

.item {
  width: 368px;
  height: 344px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px;
}

.block__bg {
  border-radius: 15px;
  background: linear-gradient(139deg, #063976 4.3%, rgba(6, 57, 118, 0.00) 68.85%);
  border: 1px solid hsl(213, 90%, 24%);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.block__bg:hover {
  border-color: #5389cb;
  box-shadow: 0 0 10px #4699ffca, 0 0 30px#0f69d790, 0 0 60px #0f69d75e;
}

.item__text {
  text-align: center;
  font-size: 1.4rem;
  font-weight: 400;
  margin-bottom: 40px;
  line-height: 25px;
}

.item__num {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.whoAreWe__infoBlock {
  display: flex;
  justify-content: space-between;
  margin-bottom: 100px;
}

.infoBlock {
  padding: 50px;
  width: 600px;
}

.infoBlock__title {
  font-size: 3rem;
  font-weight: 500;
  margin-bottom: 50px;
}

.infoBlock__text {
  color: #A7A7A7;
  font-size: 1.5rem;
  font-weight: 500;
}

.infoBlock__img {
  position: relative;
  z-index: 2;
}

.img__shadow {
  position: absolute;
  top: -100px;
  right: -100px;
  height: 800px;
  width: 900px;
  z-index: -1;
  background: radial-gradient(ellipse at center, rgba(30, 87, 153, 0.696) 0%, hsla(206, 70%, 70%, 0), hsla(206, 70%, 70%, 0) 100%);
}

.shadow {
  position: absolute;
  background: radial-gradient(50.19% 50.19% at 50% 0%, #14387E 0%, rgba(3, 29, 81, 0.00) 100%);
  width: 1300px;
  height: 350px;
  left: 50%;
  transform: translateX(-50%);
}


/* ------------------------------- ourAdvantages section ----------------------- */

.ourAdvantages__container {
  width: 1300px;
  margin: 0 auto;
  padding: 100px 0;
}

.ourAdvantages__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 50px;
}

.ourAdvantages__cardsRow {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 60px;
}

.card {
  width: 340px;
  height: 340px;
  padding: 40px;
}

.card__title {
  font-size: 2rem;
  font-weight: 500;
  margin: 30px 0;
}

.card__text {
  color: hsl(0, 0%, 65%);
  font-size: 1.1rem;
  font-weight: 400;
}


/* ----------------------- weWorkFor section -------------------------------- */

.weWorkFor__container {
  width: 1300px;
  margin: 0 auto;
  padding: 100px 0;
}

.weWorkFor__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 100px;
}

.weWorkFor__row {
  display: flex;
  justify-content: space-between;
}

.weWorkFor__infoBlock {
  padding: 60px;
  width: 594px;
  height: 333px;
  margin-top: 30px;
}

.info__title {
  font-size: 3rem;
  font-weight: 500;
}

.info__text {
  color: hsl(0, 0%, 65%);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 25px;
  margin: 25px 0;
}

.info__link {
  color: hsl(205, 100%, 50%);
  font-size: 1.7rem;
  font-weight: 400;
}


/* --------------------------- tokenomics section ------------------------------------ */


.tokenomics {
  position: relative;
}

.tokenomics__container {
  width: 1300px;
  margin: 0 auto;
  padding: 100px 0;
}

.tokenomics__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
}

.tokenomics__text {
  color: hsl(0, 0%, 65%);
  text-align: center;
  font-size: 2rem;
  font-weight: 400;
  margin: 60px 0;
  line-height: 30px;
}

.tokenomics__row {
  display: flex;
  justify-content: space-between;
  padding-bottom: 60px;
}

.tokenomics__block {
  width: 300px;
  height: 344px;
  padding: 35px;
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
}

.block__text {
  color: hsl(0, 0%, 65%);
  font-size: 1.1rem;
  font-weight: 400;
}

.block__title {
  font-size: 2rem;
  font-weight: 500;
}

.container__shadow {
  position: absolute;
  background: radial-gradient(50.19% 50.19% at 50% 0%, #14387E 0%, rgba(3, 29, 81, 0.00) 100%);
  width: 1300px;
  height: 350px;
  margin: 0 auto;
}



/* -------------------------------------- roadmap section ------------------------------------------ */



.roadmap {
  position: relative;
  z-index: -1;
}

.roadmap__container {
  width: 1300px;
  margin: 0 auto;
  padding: 100px 0 200px;
}

.roadmap__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 100px;
}

.roadmap__row {
  display: flex;
  justify-content: space-between;
}

.column__title {
  text-align: center;
  font-size: 3rem;
  font-weight: 500;
  margin-bottom: 40px;
}

.column__title span {
  color: hsl(205, 100%, 50%);
  font-size: 2rem;
  font-weight: 400;
}

.column__list {
  text-align: center;
  font-size: 1.2rem;
  font-weight: 400;
}

.column__list li {
  margin-bottom: 10px;
}

.column__list li div {
  display: flex;
  align-items: center;
}

.column__list li div img {
  margin-right: 10px;
}

.column__img {
  position: absolute;
  top: 200px;
}


/* --------------------------------- footer -------------------------------------- */


.footer {
  border-top: 1px solid hsl(0, 0%, 100%);
  background-color: transparent;
}

.footer__container {
  width: 1300px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.footer__info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  width: 270px;
}

.footer__text {
  font-size: 1rem;
  font-weight: 400;
  width: 300px;
}

.footer__social__networks {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer small {
  font-size: .8rem;
  color: #ffffffc4;
  letter-spacing: .1rem;
}


/* ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ techSupp page styles ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ */

/* --------------------------- contacts section ---------------------------- */

.contacts {
  position: relative;
}

.contacts__container {
  width: 1300px;
  margin: 0 auto;
  padding: 100px 0;
}

.contacts__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 100px;
}

.contacts__infoContainer {
  display: flex;
}

.contacts__block {
  padding: 35px;
  width: 400px;
  height: 218px;
  background-color: hsl(213, 90%, 24%);
  position: relative;
}

.triangle {
  position: absolute;
  z-index: 3;
  top: 0;
  right: -29px;
}

.contacts__block:nth-child(2) {
  background-color: rgb(46, 103, 173);
}

.block__title {
  margin-bottom: 10px;
}

.contacts p {
  margin-top: 10px;
}



/* ------------------------------ questions section ----------------------------------- */


.guestions {
  position: relative;
}

.guestions__container {
  padding: 150px 0;
  width: 1300px;
  margin: 0 auto;
}

.guestions__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 100px;
}

.tab {
  position: relative;
  width: 100%;
  color: hsl(0, 0%, 100%);
  letter-spacing: .1rem;
  overflow: hidden;
  font-size: 1.1rem;
  border-radius: 15px;
  background: linear-gradient(179deg, rgb(4, 75, 162) 4.3%, rgba(6, 56, 118, 0.089) 68.85%);
  margin-bottom: 30px;
  padding: 5px 40px;
}

.tab input {
  position: absolute;
  opacity: 0;
  z-index: -1;
}

.tab label {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: bold;
  line-height: 2;
  cursor: pointer;
}

.tab-content {
  max-height: 0;
  overflow: hidden;
  transition: all .5s ease;
}

.tab-content p {
  line-height: 25px;
  font-size: 1.1rem;
  padding: 20px 0;
}

.tab input:checked~.tab-content {
  max-height: 100vh;
}

.label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.label img {
  filter: drop-shadow(3px 5px 5px #00000090);
}

.tab input[type=checkbox]+label::after {
  content: "+";
  line-height: 25px;
  text-align: center;
  background-color: hsl(213, 90%, 24%);
  width: 25px;
  height: 25px;
  padding-left: 1px;
  border-radius: 50%;
  color: hsl(0, 0%, 100%);
  font-size: 1.1rem;
  box-shadow: 2px 3px 10px hsl(0, 0%, 0%);
}



/* ------------------------------------- forms section ----------------------------------- */


.forms {
  position: relative;
}

.forms__container {
  padding-bottom: 150px;
  width: 1300px;
  margin: 0 auto;
}

.forms__title {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 500;
  margin-bottom: 30px;
}

.forms__subtitle {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 70px;
}

form {
  display: flex;
  flex-direction: column;
}

.form input,
textarea {
  padding: 15px 40px;
  margin-bottom: 20px;
  border-radius: 70px;
}

.form input:hover {
  box-shadow: 0 0 10px #0073ff, 0 0 20px #0073ff60;
}

.form textarea:hover {
  box-shadow: 0 0 10px #0073ff, 0 0 20px #0073ff60;
}

.checkbox__container {
  position: relative;
  display: inline-block;
  cursor: pointer;
  margin-bottom: 30px;
}

.checkbox {
  opacity: 0;
  position: absolute;
}

.checkbox__label {
  position: relative;
  padding-left: 30px;
  cursor: pointer;
  font-size: 1.2rem;
}

.checkbox__label:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  background-color: hsl(213, 90%, 24%);
}

.checkbox:checked+.checkbox__label:before {
  background-color: hsl(213, 90%, 24%);
}

.checkbox__label:after {
  content: '\2713';
  font-size: 1.3rem;
  position: absolute;
  left: 3px;
  top: 0;
  color: hsl(0, 0%, 100%);
  visibility: hidden;
}

.checkbox:checked+.checkbox__label:after {
  visibility: visible;
  color: hsl(0, 0%, 100%);
}

textarea {
  resize: vertical;
}

.submit__btn {
  width: 100%;
  background-color: hsl(213, 90%, 24%);
  color: hsl(0, 0%, 100%);
  border-radius: 30px;
  padding: 15px;
  transition: background-color .3s ease;
}

.submit__btn:hover {
  background-color: hsl(213, 88%, 36%);
}