* {
  box-sizing: border-box;
  margin: 0;
  scroll-behavior: smooth;
  transition: all .5s;
}

*:focus {
  outline: none;
}

body, button {
  padding: 0;
  margin: 0;
  font-family: "Poppins", sans-serif;
  background-color: var(--background-blurred);
  animation: fadeInAnimation ease-in-out .5s;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

@keyframes fadeInAnimation {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

.wrapper {
  width: 100%;
  max-width: 1920px;
  padding: 0px 56px;
}

@media (max-width: 767.98px) {
  .wrapper {
    padding: 0px 40px;
  }
}

::selection {
  background-color: var(--accent-color);
  color: var(--font-color-light);
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background-color: var(--background-color-secondary);
}

::-webkit-scrollbar-thumb {
  background-color: var(--accent-color);
  border-radius: 25px;
}

:root {
  --background-color: #E0F7FA; 
  --background-color-secondary: #B2EBF2; 
  --background-color-gray: #80DEEA; 
  --background-blurred-transparent: rgba(224, 247, 250, 0.60); 
  --background-blurred: rgb(224, 247, 250); 
  --font-color-primary: #01579B; 
  --font-color-secondary: #0288D1;
  --font-color-secondary-light: #03A9F4; 
  --font-color-light: #E1F5FE; 
  --background-badges: #B2EBF2; 
  --border-badges: #4FC3F7; 
  --accent-color: #039BE5; 
  --disabled-color: #81D4FA; 
}

.header-menu {
  position: fixed;
  top: 0;
  width: 100%;
  height: 128px;
  display: flex;
  justify-content: right;
  z-index: 1;
}

.header-menu .wrapper {
  display: flex;
  align-items: center;
  justify-content: right;
  gap: 48px;
  position: relative;
}

@media (max-width: 991.98px) {
  .header-menu .wrapper .header-menu-navigation {
    display: none;
    position: absolute;
    right: 60px;
    top: 100px;
    background-color: var(--background-color-secondary);
    border-radius: 8px;
    box-shadow: 0px 2px 2px 0px rgba(0, 0, 0, .075);
  }
}

@media (max-width: 767.98px) {
  .header-menu .wrapper .header-menu-navigation {
    right: 0;
    width: 100%;
  }
}

.header-menu .wrapper .header-menu-navigation ul {
  list-style: none;
  display: flex;
  gap: 42px;
  padding: 0;
}

@media (max-width: 991.98px) {
  .header-menu .wrapper .header-menu-navigation ul {
    flex-direction: column;
    padding: 12px;
    gap: 24px;
  }
}

@media (max-width: 767.98px) {
  .header-menu .wrapper .header-menu-navigation ul {
    padding: 32px;
  }
}

.header-menu .wrapper .header-menu-navigation ul li a {
  text-decoration: none;
  color: var(--font-color-primary);
  font-size: 18px;
  font-weight: 400;
}

.header-menu .wrapper .header-menu-navigation ul li a:hover,
.header-menu .wrapper .header-menu-navigation ul li a.active {
  position: relative;
  color: var(--accent-color);
}

.header-menu .wrapper .header-menu-navigation ul li a:hover::after,
.header-menu .wrapper .header-menu-navigation ul li a.active::after {
  content: "";
  position: absolute;
  bottom: -20%;
  left: 50%;
  width: 50%;
  height: 2px;
  background: var(--accent-color);
  transform: translateX(-50%);
  animation: line 1s linear forwards;
}

@keyframes line {
  from { left: 50%; width: 0%; }
  to { left: 50%; width: 50%; }
}

@media (max-width: 991.98px) {
  .header-menu .wrapper .header-menu-navigation ul li a {
    padding: 0 24px 0 0;
  }
}

@media (max-width: 767.98px) {
  .header-menu .wrapper .header-menu-navigation ul li a {
    display: block;
    padding-bottom: 12px;
  }

  .header-menu .wrapper .header-menu-navigation ul li a:hover::after,
  .header-menu .wrapper .header-menu-navigation ul li a.active::after {
    bottom: 0%;
    left: 3%;
    width: 5%;
  }

  @keyframes line {
    from { left: 0%; width: 0%; }
    to { left: 3%; width: 5%; }
  }
}

.header-menu .wrapper .switches {
  display: flex;
  gap: 24px;
}

.header-menu .wrapper .switches .switch-language-content {
  position: relative;
}

.header-menu .wrapper .switches .switch-language-content .switch-language {
  width: 78px;
  height: 36px;
  border-radius: 25px;
  background-color: var(--background-badges);
  color: var(--font-color-primary);
  border: none;
  font-size: 18px;
  font-weight: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  padding: 24px;
  border: 1px solid var(--border-badges);
  will-change: transform;
  transition: color .1s ease;
}

.header-menu .wrapper .switches .switch-language-content .switch-language:hover {
  color: var(--accent-color);
}

.header-menu .wrapper .switches .switch-language-content .switch-language:hover svg .languageIcon {
  stroke: var(--accent-color);
}

.header-menu .wrapper .switches .switch-language-content .languages {
  position: absolute;
  display: none;
  flex-direction: column;
  gap: 8px;
  background-color: var(--background-color-gray);
  border-radius: 8px;
  box-shadow: 0px 2px 2px 0px rgba(0, 0, 0, .075);
  padding: 8px;
  top: 60px;
}

.header-menu .wrapper .switches .switch-language-content .languages button {
  min-height: 32px;
  background-color: var(--background-color-secondary);
  color: var(--font-color-primary);
  border: none;
  border-radius: 8%;
  font-size: 16px;
  font-weight: 500;
  padding: 16px;
  cursor: pointer;
}

.header-menu .wrapper .switches .switch-language-content .languages button:hover {
  color: var(--accent-color);
}

.header-menu .wrapper .mobile-menu-switch {
  border: none;
  background-color: rgba(0, 0, 0, 0);
  display: none;
}

@media (max-width: 991.98px) {
  .header-menu .wrapper .mobile-menu-switch {
    display: block;
  }
}

.scrolled {
  background-color: var(--background-badges);
}

.home {
  margin-top: 164px;
  display: flex;
  justify-content: center;
  align-items: start;
  height: 95vh;
  background-repeat: no-repeat;
  background-position: 0 20%;
  background-size: contain 80%;
}

.home .container {
  position: relative;
  display: flex;
  flex-direction: row;
  background-color: var(--background-blurred-transparent);
  height: 100%;
}

.home .container .introduction {
  margin-top: 8%;
  margin-left: 0;
  justify-content: center;
  width: 100%;
}

.home .container .home-illustration {
  flex-direction: column;
  position: relative;
  top: 0;
  left: 0;
  width: 80%;
}

.home .container .home-illustration .background-home-illustration {
  position: relative;
  top: 0;
  left: 0;
}

.home .container .home-illustration .front-home-illustration {
  position: absolute;
  top: 30px;
    left: 20%;
  animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-25px); }
}

.home .container .title {
  font-size: 48px;
  color: var(--font-color-primary);
  font-weight: 600;
  margin-bottom: 12px;
}

@media (max-width: 1199.98px) {
  .home .container .title {
    font-size: 40px;
  }
}

@media (max-width: 767.98px) {
  .home .container .title {
    font-size: 36px;
  }
}

.home .container .description {
  font-size: 24px;
  color: var(--font-color-secondary-light);
  font-weight: 400;
  width: 25vw;
}

@keyframes blink {
  100% { opacity: 1; }
  50% { opacity: 0; }
}

.home .container .description:after {
  content: "|";
  margin-left: 8px;
  opacity: 1;
  animation: blink 1s infinite;
  color: var(--accent-color);
}

@media (max-width: 1199.98px) {
  .home .container .description {
    font-size: 20px;
  }
}

@media (max-width: 767.98px) {
  .home .container .description {
    width: 85vw;
  }
}

.home .container .contact-button {
  width: 12em;
  height: 70px;
  border-radius: 50px;
  background: var(--accent-color);
  color: var(--font-color-light);
  font-size: 24px;
  border: none;
  cursor: pointer;
  margin-top: 64px;
}

.home .container .contact-button:hover {
  background-color: var(--font-color-light);
  color: var(--accent-color);
}

@media (max-width: 767.98px) {
  .home .container {
    flex-direction: column;
  }
  
  .home .container .home-illustration {
    width: 100%;
  }
  
  .home .container .background-home-illustration {
    margin-top: 64px;
    width: 100%;
  }
  
  .home .container .front-home-illustration {
    margin-top: 64px;
  }
}

@media (max-width: 767.98px) {
  .home {
    margin-top: 128px;
    background-position: 0 0;
    background-size: contain 10%;
    height: auto;
  }
}

.about {
  width: 94%;
  margin-left: 3%;
  height: 50%;
  display: flex;
  justify-content: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: top center;
  position: relative;
  overflow: hidden;
  border-radius: 50px;
}

.about .container {
  display: flex;
  flex-direction: row;
  position: relative;
  margin: 92px;
}

.about .container .about-description {
  display: flex;
  flex-direction: column;
  align-items: left;
}

.about .container .title {
  font-size: 48px;
  color: var(--font-color-primary);
  font-weight: 600;
  margin-bottom: 12px;
  width: 50vw;
}

@media (max-width: 1199.98px) {
  .about .container .title {
    font-size: 40px;
    width: 40vw;
  }
}

@media (max-width: 767.98px) {
  .about .container .title {
    font-size: 36px;
    width: 100%;
  }
}

.about .container .description {
  font-size: 24px;
  color: var(--font-color-secondary);
  font-weight: 400;
  width: 40vw;
}

@media (max-width: 1199.98px) {
  .about .container .description {
    font-size: 20px;
  }
}

@media (max-width: 767.98px) {
  .about .container .description {
    width: 80vw;
  }
}

.about .container .badges {
  margin-top: 64px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.about .container .badges span {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 5em;
  background-color: var(--background-badges);
  border-radius: 25px;
  padding: 1.5em 1.5em;
  border: 1px solid var(--border-badges);
}

.about .container .badges span:hover {
  background-color: var(--accent-color);
}

.about .container .badges span:hover svg.social-network-badge path {
  fill: var(--font-color-light);
}

@media (max-width: 1199.98px) {
  .about .container {
    margin: 24px;
  }
}

@media (max-width: 767.98px) {
  .about .container {
    margin: 64px;
    flex-direction: column;
  }
  
  .about {
    margin-top: 64px;
    background-size: cover;
  }
}

.projects {
  width: 94%;
  margin: 3%;
  height: 95vh;
  margin-top: 20%;
}

.projects .cards {
  display: flex;
  flex-direction: row; 
  justify-content: center;
  gap: 28px;
  width: 100%;
}

@media (max-width: 767.98px) {
  .projects .cards {
    flex-direction: column;
  }
}

.projects .cards .card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: 50px;
  height: fit-content;
  width: 20vw;
  height: 800px;
  background-color: var(--background-badges);
  border: 1px solid var(--border-badges);
  margin: auto;
}

@media (max-width: 767.98px) {
  .projects .cards .card {
    height: auto;
    flex: 1;
    width: 80vw;
  }
}

.projects .cards .card a {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.projects .cards .card .card-content {
  border-radius: 50px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 20px;
  background-color: rgba(0, 0, 0, 0);
  margin: 8px;
  padding-right: 24px;
  padding-left: 16px;
  padding-bottom: 16px;
}

@media (max-width: 767.98px) {
  .projects .cards .card .card-content {
    max-width: 100%;
    order: 2;
  }
}

.projects .cards .card .card-content h3.project-title {
  font-size: 32px;
  color: var(--font-color-primary);
}

@media (max-width: 1199.98px) {
  .projects .cards .card .card-content h3.project-title {
    font-size: 24px;
  }
}

.projects .cards .card .card-content h3.project-title:hover {
  color: var(--accent-color);
}

.projects .cards .card .card-content .project-description {
  font-size: 16px;
  color: var(--font-color-secondary);
}

@media (max-width: 1199.98px) {
  .projects .cards .card .card-content .project-description {
    font-size: 14px;
  }
}

.projects .cards .card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50px 50px 0 0;
  margin-bottom: 18px;
}

.projects .background-projects {
  width: 100%;
  height: 20vw;
  margin-top: -15%;
  background-repeat: no-repeat;
  background-position: bottom center;
  background-size: 100% 100%;
}

.main-footer {
  min-height: 120px;
  display: flex;
  align-items: center;
  text-align: center;
  justify-content: center;
  width: 100%;
}

@media (max-width: 767.98px) {
  .main-footer {
    display: none;
  }
}

.main-footer .content {
  display: flex;
  align-items: center;
  text-align: center;
  justify-content: center;
}

.main-footer .content h3 {
  font-style: normal;
  font-weight: 400;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 20px;
  color: var(--font-color-primary);
}

@media (max-width: 1199.98px) {
  .main-footer .content h3 {
    font-size: 18px;
  }
}

@media (max-width: 767.98px) {
  .main-footer .content h3 {
    font-size: 16px;
  }
}

.main-footer .social-network {
  display: flex;
  gap: 12px;
}

.main-footer .social-network a svg {
  width: 24px;
  height: 24px;
  fill: var(--font-color-primary);
}

.main-footer .social-network a:hover svg {
  fill: var(--accent-color);
}

#scroll-top-button {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--accent-color);
  border: none;
  color: var(--font-color-light);
  cursor: pointer;
  box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
  transition: background-color 0.3s;
}

#scroll-top-button:hover {
  background-color: var(--font-color-light);
}

#scroll-top-button svg {
  width: 24px;
  height: 24px;
  fill: var(--font-color-light);
}

@media (max-width: 767.98px) {
  #scroll-top-button {
    width: 40px;
    height: 40px;
    bottom: 20px;
    right: 20px;
  }
}