*,
*::after,
*::before {
  margin: 0;
  padding: 0;
  box-sizing: inherit;
}

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  box-sizing: border-box;
  position: relative;
  line-height: 1.5;
  overflow-x: hidden;
  overflow-y: scroll;
  transition: background-color 0.3s, color 0.3s;
  font-family: "Source Sans Pro", sans-serif;
}

.dark-mode {
  background-color: #121212;
  color: #ffffff;
  transition: 1s ease;
}

.light-mode {
  background-color: #ffffff;
  color: #121212;
  transition: 1s ease;
}

a {
  text-decoration: none;
  color: inherit;
}

li {
  list-style: none;
}

.header {
  position: fixed;
  width: 100%;
  z-index: 1000;
  background-color: #fff;
  box-shadow: 0 10px 100px rgba(0, 0, 0, 0.1);
}

.header__content {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 1rem 5rem;
}

@media only screen and (max-width: 56.25em) {
  .header__content {
    padding: 0 2rem;
  }
}

.header__logo-container {
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: color 0.3s;
}

.header__logo-container:hover {
  color: #7843e9;
}

.header__logo-img-cont {
  width: 5rem;
  height: 5rem;
  border-radius: 50px;
  overflow: hidden;
  margin-right: 1.5rem;
}

@media only screen and (max-width: 56.25em) {
  .header__logo-img-cont {
    width: 4.5rem;
    height: 4.5rem;
    margin-right: 1.2rem;
  }
}

.header__logo-img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
  -o-object-position: center;
  object-position: center;
  display: block;
}

.dark-mode .header {
  background-color: black;
}

.header__logo-sub {
  font-size: 1.8rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 1px;
}

.header__links {
  display: flex;
}

@media only screen and (max-width: 37.5em) {
  .header__links {
    display: none;
  }
}

.header__link {
  padding: 2.2rem 3rem;
  display: inline-block;
  font-size: 1.6rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  transition: color 0.3s;
}

.header__link:hover {
  color: #7843e9;
}

@media only screen and (max-width: 56.25em) {
  .header__link {
    padding: 3rem 1.8rem;
    font-size: 1.5rem;
  }
}

.header__main-ham-menu-cont {
  display: none;
  width: 3rem;
  padding: 2.2rem 0;
}

@media only screen and (max-width: 37.5em) {
  .header__main-ham-menu-cont {
    display: block;
  }
}

.header__main-ham-menu {
  width: 100%;
}

.header__main-ham-menu-close {
  width: 100%;
}

.header__sm-menu {
  background: #fff;
  position: absolute;
  width: 100%;
  top: 100%;
  visibility: hidden;
  opacity: 0;
  transition: all 0.3s;
  box-shadow: 0px 5px 5px 0px rgba(0, 0, 0, 0.1);
}

.header__sm-menu--active {
  visibility: hidden;
  opacity: 0;
}

@media only screen and (max-width: 37.5em) {
  .header__sm-menu--active {
    visibility: visible;
    opacity: 1;
  }
}

.header__sm-menu-link a {
  display: block;
  text-decoration: none;
  padding: 2.5rem 3rem;
  font-size: 1.6rem;
  color: #333;
  text-align: right;
  border-bottom: 1px solid #f0f0f0;
  transition: background-color 0.3s;
}

.header__sm-menu-link a:hover {
  background-color: #f9f9f9;
}

.header__sm-menu-link:last-child a {
  border-bottom: none;
}

.header__sm-menu-close {
  display: none;
  padding: 1rem;
  text-align: right;
  cursor: pointer;
}

@media only screen and (max-width: 37.5em) {
  .header__sm-menu-close {
    display: block;
  }
}

.header__sm-menu-close-icon {
  font-size: 2.5rem;
  color: #333;
}

.header__sm-menu-close-icon:hover {
  color: #7843e9;
}

.heading-sm {
  font-size: 2.2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.skills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.skills__skill {
  padding: 1rem 2rem;
  margin-bottom: 1.5rem;
  margin-right: 1.5rem;
  font-size: 1.6rem;
  background: rgba(153, 153, 153, 0.2);
  border-radius: 5px;
  font-weight: 600;
}

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

button {
  border: none;
  cursor: pointer;
}

.heading-primary {
  font-size: 5rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  text-align: center;
}

@media only screen and (max-width: 37.5em) {
  .heading-primary {
    font-size: 3rem;
  }
}

.heading-sec__mb-bg {
  margin-bottom: 11rem;
  font-size: 4rem;
}

@media only screen and (max-width: 56.25em) {
  .heading-sec__mb-bg {
    margin-bottom: 8rem;
  }
}

h2.heading.heading-sec.heading-sec__mb-med {
    font-size: 4rem;
}

.heading-sec__main {
  display: block;
  text-transform: uppercase;
  letter-spacing: 1px;
  letter-spacing: 3px;
  text-align: center;
  margin-bottom: 3.5rem;
  position: relative;
}

.heading-sec__main::after {
  content: "";
  position: absolute;
  top: calc(100% + 1.5rem);
  height: 5px;
  width: 3rem;
  background: #7843e9;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 5px;
}

@media only screen and (max-width: 37.5em) {
  .heading-sec__main::after {
    top: calc(100% + 1.2rem);
  }
}

.main-container {
  max-width: 120rem;
  margin: auto;
  width: 92%;
}

.btn {
  background: #7843e9;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-block;
  font-weight: 700;
  border-radius: 5px;
  box-shadow: 0 5px 15px 0 rgba(0, 0, 0, 0.15);
  transition: transform 0.3s;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn--bg {
  padding: 1.5rem 8rem;
  font-size: 2rem;
}

.btn--med {
  padding: 1.5rem 5rem;
  font-size: 1.6rem;
}

.btn--theme {
  background: #7843e9;
  color: #fff;
  margin: 10px;
}

.btn--theme-inv {
  color: #111;
  background: #fff;
  border: 2px solid #7843e9;
  box-shadow: none;
  padding: calc(1.5rem - 2px) calc(5rem - 2px);
}

.sec-pad {
  padding: 12rem 0;
}

@media only screen and (max-width: 56.25em) {
  .sec-pad {
    padding: 8rem 0;
  }
}

.d-none {
  display: none;
}

.mouse {
  width: 25px;
  height: 40px;
  border: 2px solid #313030;
  border-radius: 60px;
  position: relative;
  overflow: hidden;
}

@keyframes wheel {
  to {
    opacity: 0;
    top: 27px;
  }
}

@-webkit-keyframes wheel {
  to {
    opacity: 0;
    top: 27px;
  }
}

.mouse::before {
  content: "";
  width: 5px;
  height: 5px;
  position: absolute;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #333;
  border-radius: 50%;
  opacity: 1;
  animation: wheel 1.3s infinite;
  -webkit-animation: wheel 1.3s infinite;
}

.home-hero {
  background-position: center;
  height: 100vh;
  min-height: 80rem;
  max-height: 120rem;
  position: relative;
}

@media only screen and (max-width: 37.5em) {
  .home-hero {
    height: unset;
    min-height: unset;
  }
}

.home-hero__socials {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
  padding: 0.5rem;
}

.dark-mode .home-hero__socials {
  background-color: white;
  border-radius: 4%;
}

@media only screen and (max-width: 56.25em) {
  .home-hero__socials {
    display: none;
  }
}

.home-hero__mouse-scroll-cont {
  position: absolute;
  bottom: 3%;
  left: 50%;
  transform: translateX(-50%);
}

@media only screen and (max-width: 37.5em) {
  .home-hero__mouse-scroll-cont {
    display: none;
  }
}

.home-hero__social {
  width: 5.8rem;
}

.home-hero__social-icon-link {
  width: 100%;
  display: block;
  padding: 1rem;
  transition: background 0.3s;
  border-radius: 5px;
}

.home-hero__social-icon-link:hover {
  background: rgba(120, 67, 233, 0.2);
}

.home-hero__social-icon-link--bd-none {
  border-bottom: 0;
}

.home-hero__social-icon {
  width: 100%;
}

.home-hero__content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 90rem;
  width: 92%;
}

@media only screen and (max-width: 37.5em) {
  .home-hero__content {
    padding: 19rem 0 13rem 0;
    margin: auto;
    position: static;
    transform: translate(0, 0);
  }
}

.home-hero__info {
  margin: 3rem auto 0 auto;
  max-width: 80rem;
}

.home-hero__cta {
  margin-top: 5rem;
  text-align: center;
}

.about__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 10rem;
}

@media only screen and (max-width: 56.25em) {
  .about__content {
    grid-template-columns: 1fr;
    grid-gap: 8rem;
  }
}

.about__content-title {
  font-weight: 700;
  font-size: 2.8rem;
  margin-bottom: 3rem;
  text-align: center;
}

@media only screen and (max-width: 37.5em) {
  .about__content-title {
    font-size: 2.4rem;
  }
}

.about__content-details-para {
  font-size: 1.8rem;
  max-width: 60rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.about__content-details-para:last-child {
  margin-bottom: 4rem;
}

.about__content-details-para a {
  text-decoration: underline;
  font-weight: 700;
  color: #7843e9;
  margin: 0 3px;
}

.projects__row {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-gap: 5rem;
  margin-bottom: 11rem;
}

@media only screen and (max-width: 56.25em) {
  .projects__row {
    grid-template-columns: 1fr;
    grid-gap: 2rem;
    margin-bottom: 8rem;
  }
}

@media only screen and (max-width: 56.25em) {
  .projects__row {
    text-align: center;
  }
}

.projects__row:last-child {
  margin-bottom: 0;
}

.projects__row-img-cont {
  overflow: hidden;
}

.projects__row-img {
  width: 100%;
  display: block;
  -o-object-fit: cover;
  object-fit: cover;
}

.projects__row-content {
  padding: 2rem 0;
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: flex-start;
}

@media only screen and (max-width: 56.25em) {
  .projects__row-content {
    align-items: center;
  }
}

.projects__row-content-title {
  font-weight: 700;
  font-size: 2.8rem;
  margin-bottom: 2rem;
}

@media only screen and (max-width: 37.5em) {
  .projects__row-content-title {
    font-size: 2.4rem;
  }
}

.projects__row-content-desc {
  font-size: 1.8rem;
  max-width: 60rem;
  line-height: 1.7;
  margin-bottom: 3rem;
}

@media only screen and (max-width: 37.5em) {
  .projects__row-content-desc {
    font-size: 1.7rem;
  }
}

.project-cs-hero {
  color: #fff;
  background: linear-gradient(
      to right,
      rgba(245, 245, 245, 0.8),
      rgba(245, 245, 245, 0.8)
    ),
    url(../image/common-bg.svg);
  background-size: cover;
  background-position: center;
  position: relative;
}

@media only screen and (max-width: 37.5em) {
  .project-cs-hero {
    height: unset;
    min-height: unset;
  }
}

.project-cs-hero__content {
  padding: 25rem 0 17rem 0;
  max-width: 90rem;
  width: 92%;
  margin: auto;
}

@media only screen and (max-width: 37.5em) {
  .project-cs-hero__content {
    padding: 19rem 0 13rem 0;
    margin: auto;
    position: static;
    transform: translate(0, 0);
  }
}

.project-cs-hero__info {
  margin: 3rem auto 0 auto;
  max-width: 80rem;
}

.project-cs-hero__cta {
  margin-top: 5rem;
  text-align: center;
}

.project-details__content {
  padding: 8rem 0;
  max-width: 90rem;
  margin: auto;
}

.project-details__content-title {
  font-weight: 700;
  font-size: 2.8rem;
  margin-bottom: 3rem;
}

@media only screen and (max-width: 37.5em) {
  .project-details__content-title {
    font-size: 2.4rem;
  }
}

.project-details__showcase-img-cont {
  width: 100%;
  margin-bottom: 6rem;
}

.project-details__showcase-img {
  width: 100%;
}

.project-details__content-main {
  width: 100%;
  max-width: 70rem;
  margin: auto;
}

.project-details__desc {
  margin: 0 0 7rem 0;
}

.project-details__desc-para {
  font-size: 1.8rem;
  line-height: 1.7;
  color: #666;
  margin-bottom: 2rem;
}

.project-details__tools-used {
  margin: 0 0 7rem 0;
}

.project-details__tools-used-list {
  display: flex;
  flex-wrap: wrap;
}

.project-details__tools-used-item {
  padding: 1rem 2rem;
  margin-bottom: 1.5rem;
  margin-right: 1.5rem;
  font-size: 1.6rem;
  background: rgba(153, 153, 153, 0.2);
  border-radius: 5px;
  font-weight: 600;
  color: #777;
}

.project-details__links {
  margin: 0 0;
}

.project-details__links-btn {
  margin-right: 2rem;
}

@media only screen and (max-width: 37.5em) {
  .project-details__links-btn {
    margin-right: 0;
    width: 70%;
    margin-bottom: 2rem;
    text-align: center;
  }
}

.project-details__links-btn:last-child {
  margin: 0;
}

footer {
  padding: 20px 0;
  text-align: center;
}

footer p {
  margin: 0;
  font-size: 1.4rem;
}

footer a {
  color: #0056b3;
  text-decoration: none;
}