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

html {
  font-size: 62.5%;
}

body {
  position: relative;
  font-family: Inter, sans-serif;
  color: #28352f;
}

header,
section,
footer {
  width: 100%;
}

.header {
  position: fixed;
  top: 0;
  height: 4.8rem;
  display: flex;
  align-items: center;
  padding: 0 2.4rem;
  justify-content: space-between;
}

.headline {
  background-image: url(../images/header-illsutration.png);
  background-repeat: no-repeat;
  background-size: calc(100%);
  margin-top: 4.8rem;
  margin-bottom: 2.2rem;
}

.nav-welcome {
  font-weight: 600;
  font-size: 2rem;
  line-height: 2.8rem;
}

.nav-links {
  display: none;
}

.mobile-menu {
  display: flex;
  list-style: none;
  gap: 3.2rem;
  padding: 0.4rem 1.6rem 0 3.2rem;
  flex-direction: column;
  border-bottom-left-radius: 20px;
  border-bottom-right-radius: 20px;
  position: absolute;
  width: 100%;
  height: 100vh;
  top: 0;
  left: 0;
  background-color: #fff;
}

.mobile-menu li {
  font-weight: 600;
  font-size: 3.2rem;
  line-height: 4.4rem;
}

.mobile-menu li a:link,
.mobile-menu li a:visited {
  text-decoration: none;
  color: #3a4a42;
}

.close-menu {
  align-self: flex-end;
  margin-left: 3.2rem;
}

.close-btn {
  background: none;
  border: none;
}

.btn-nav {
  background: none;
  border: none;
}

.headline-content {
  margin: 0 2.4rem;
  color: #172b4d;
}

.headline-intro,
.headline-job {
  text-align: center;
  font-size: 4rem;
  font-weight: 700;
  line-height: 5.2rem;
}

.headline-intro {
  padding-top: 7.4rem;
}

.headline-job {
  color: #36b37f;
  margin-bottom: 5.8rem;
}

.headline-details {
  text-align: center;
  font-weight: 400;
  font-size: 2rem;
  line-height: 2.8rem;
  margin-bottom: 5.8rem;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  align-items: center;
  margin-bottom: 6.2rem;
}

.btn-next {
  width: 4rem;
  height: 4rem;
  display: block;
  background: none;
  border-radius: 50%;
  border: 0.1rem solid #dfe1e6;
  margin: 0 auto;
}

.projects {
  padding: 0 2.4rem;
  margin-bottom: 6.8rem;
}

.work-sec-title {
  font-weight: 700;
  font-size: 4rem;
  color: #172b4d;
  line-height: 5.2rem;
  margin-bottom: 2.4rem;
  text-align: center;
}

.indicator {
  display: flex;
  justify-content: center;
  margin-bottom: 6.2rem;
}

.cards-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 2.4rem;
}

.project-card {
  border: 0.1rem solid #d0d9d4;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.project-card--thumb {
  background-color: #ebf0ee;
  margin-bottom: 1.6rem;
}

.project-card--thumb img {
  width: 100%;
}

.project-card--content {
  display: flex;
  flex-direction: column;
  row-gap: 1.6rem;
}

.project-title {
  font-weight: 600;
  font-size: 2.4rem;
  line-height: 3.2rem;
  text-align: center;
}

.project-tools {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.project-tools li {
  padding: 0.8rem 1.2rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 1.2rem;
  line-height: 1.6rem;
  background-color: #ebf0ee;
  border-radius: 4px;
}

.view-project {
  display: inline-block;
  margin: 0 auto;
  padding: 1.2rem;
  margin-bottom: 2.4rem;
  background-color: #36b37f;
  color: #fff;
  border: none;
  font-size: 1.7rem;
  line-height: 2.4rem;
  font-weight: 500;
  border-radius: 4px;
}

.modal-container {
  display: none;
  position: fixed;
  z-index: 1;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  overflow: auto;
  background-color: rgba(193, 199, 208, 0.7);
  backdrop-filter: blur(8px);
}

.open {
  display: block;
}

.modal {
  background-color: #fff;
  max-width: 100%;
  margin: 2rem 1.6rem;
  padding: 1.6rem;
  padding-bottom: 2rem;
  border-radius: 8px;
  display: grid;
  grid-template-columns: 65fr 35fr;
}

.modal-img-container {
  position: relative;
  grid-column: 1/-1;
  margin-bottom: 1.2rem;
}

.modal-close--mobile {
  position: absolute;
  display: inline-block;
  background: none;
  top: 0;
  right: 0;
  margin-bottom: 1.2rem;
  border-radius: 8px;
  border: none;
  color: #fff;
}

.modal-btn-container {
  display: none;
}

.modal-img {
  width: 100%;
  grid-column: 1/-1;
}

.modal-img--desktop {
  display: none;
}

.modal-img--mobile {
  display: block;
}

.modal-title-links {
  grid-column: 1/-1;
  margin-bottom: 1.2rem;
}

.modal-title {
  color: #172b4d;
  font-weight: 700;
  font-size: 3.2rem;
  line-height: 4.4rem;
}

.modal-links {
  grid-column: 1/-1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: start;
  order: 1;
}

.modal-tools {
  grid-column: 1/-1;
}

.btn-modal:link,
.btn-modal:visited {
  width: 100%;
  padding: 1.4rem 1.2rem;
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 2rem;
  color: #fff;
  background-color: #36b37e;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  border-radius: 8px;
}

.modal .modal-tools {
  justify-content: flex-start;
  margin-bottom: 1.2rem;
}

.modal-desc {
  color: #344563;
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 3rem;
  margin-bottom: 1.2rem;
  grid-column: 1/-1;
}

.about-me {
  margin-bottom: 6rem;
}

.about-intro {
  background-image:
    url(../images/bg/illustration-1-about-me-mobile.png),
    url(../images/bg/illustration-2-about-me-mobile.png);
  background-repeat: no-repeat, no-repeat;
  background-position: top right, bottom left;
  margin-bottom: 5.8rem;
}

.about-intro--content {
  padding: 0 1.2rem;
  display: flex;
  flex-direction: column;
  row-gap: 2.4rem;
}

.about-me--title {
  font-size: 4rem;
  line-height: 5.2rem;
  font-weight: 700;
  text-align: center;
  color: #172b4d;
}

.about-me--details {
  color: #172b4d;
  font-weight: 400;
  font-size: 2rem;
  line-height: 3.2rem;
  text-align: center;
}

.btn-resume {
  font-weight: 500;
  font-size: 1.7rem;
  line-height: 2.4rem;
  color: #fff;
  background-color: #36b37f;
  padding: 1.2rem;
  border: none;
  border-radius: 4px;
  display: inline-block;
  margin: 0 auto;
}

.about-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 2.4rem;
  padding: 0 2.4rem;
  color: #344563;
}

.about-card {
  background-color: #ebf0ee;
  border: 0.1rem solid #c1c7d0;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.elipse {
  width: 8rem;
  height: 8rem;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  background-color: #fff;
  margin: 4rem auto 6.4rem auto;
  box-shadow: 0 1.6rem 2.4rem rgba(37, 47, 137, 0.08);
}

.about-card--title {
  font-weight: 600;
  font-size: 2.4rem;
  line-height: 3.2rem;
  text-align: center;
  margin-bottom: 2.4rem;
}

.about-card--details {
  flex-wrap: wrap;
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 7.2rem;
}

.about-card--details li {
  padding: 1.2rem;
  border-radius: 8px;
  background-color: #fff;
  color: #36b37f;
  font-weight: 600;
  font-size: 1.2rem;
  line-height: 1.6rem;
  letter-spacing: 0.03em;
}

.contact-content {
  padding: 0 2.4rem;
  display: flex;
  flex-direction: column;
}

.contact-title {
  color: #172b4d;
  font-weight: 700;
  font-size: 4rem;
  line-height: 5.2rem;
  text-align: center;
  margin-bottom: 5.8rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
  margin-bottom: 4.4rem;
}

.contact-form-big {
  display: none;
}

.form-control {
  border: 0.1rem solid #d0d9d4;
  border-radius: 4px;
  padding: 1.5rem 1.6rem;
  font-weight: 400;
  font-size: 1.5rem;
  line-height: 2.4rem;
}

.message {
  height: 11.4rem;
  border: 0.1rem solid #36b37f;
}

.btn-submit {
  background: none;
  background-color: #36b37f;
  color: #fff;
  padding: 1.2rem;
  align-self: center;
  font-weight: 500;
  font-size: 1.7rem;
  letter-spacing: 0.03em;
}

.error-msg {
  font-size: 1.8rem;
  color: #ff6163;
  padding-top: 1.2rem;
}

.contact-me .social-icons {
  margin-bottom: 1.8rem;
}

.mail-wrapper {
  text-align: center;
  margin-bottom: 28rem;
}

.contact-mail:link,
.contact-mail:visited {
  text-decoration: none;
  color: #42526e;
  font-weight: 400;
  font-size: 2rem;
  line-height: 3.2rem;
}

@media (min-width: 768px) {
  .headline {
    background-image: url(../images/header-llustration-desktop.png);
    background-repeat: no-repeat;
    background-size: calc(100%);
    height: 150vh;
    margin-top: 0;
  }

  .header {
    justify-content: center;
    padding: 0;
  }

  .nav-welcome {
    display: none;
  }

  .nav-links {
    list-style: none;
    display: flex;
    gap: 2.4rem;
  }

  .mobile-menu {
    display: none;
  }

  .close-menu {
    display: none;
  }

  .nav-link:link,
  .nav-link:visited {
    text-decoration: none;
    font-weight: 600;
    font-size: 2rem;
    line-height: 2.8rem;
    color: #28352f;
  }

  .btn-nav {
    display: none;
  }

  .headline-content {
    max-width: 92rem;
    margin: 0 auto;
    padding-top: 16rem;
  }

  .headline-intro,
  .headline-job {
    font-size: 4.8rem;
    font-weight: 800;
    line-height: 6rem;
    letter-spacing: 0.37px;
  }

  .headline-job {
    margin-bottom: 2.4rem;
    animation-duration: 2s;
    animation-name: slidein;
  }

  @keyframes slidein {
    from {
      margin-left: 100%;
      width: 300%;
    }

    to {
      margin-left: 0%;
      width: 100%;
    }
  }

  .headline-details {
    padding: 0 2.4rem;
    margin-bottom: 3.2rem;
  }

  .social-icons {
    margin-bottom: 8.4rem;
  }

  .linkedin-icon {
    order: 1;
  }

  .angelist-icon {
    order: 2;
  }

  .twitter-icon {
    order: 3;
  }

  .medium-icon {
    order: 4;
  }

  .btn-next {
    cursor: pointer;
    transition: width 2s;
  }

  .btn-next:hover {
    width: 3.2rem;
  }

  .projects {
    padding: 0;
    margin-bottom: 15.2rem;
  }

  .work-sec-title {
    padding-bottom: 0;
    margin-bottom: 5.2rem;
  }

  .indicator {
    display: none;
  }

  .cards-container {
    max-width: 116rem;
    margin: 0 auto;
    padding: 0 2.4rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    row-gap: 3.2rem;
    column-gap: 2.4rem;
  }

  .project-card--content {
    padding: 0;
  }

  .project-title {
    padding: 1.6rem;
  }

  .btn-modal:link,
  .btn-modal:visited {
    width: 100%;
    padding: 1.4rem 1.2rem;
    font-weight: 600;
    font-size: 1.5rem;
    line-height: 2rem;
    color: #fff;
    background-color: #36b37e;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    border-radius: 8px;
  }

  .modal .modal-tools {
    justify-content: flex-start;
    margin-bottom: 4.4rem;
  }

  .modal {
    max-width: 92rem;
    margin: 12rem auto;
    padding: 2.4rem;
    padding-bottom: 4.4rem;
  }

  .modal-close--desktop {
    display: inline-block;
    align-self: flex-end;
    background: #ebecf0;
    margin-bottom: 1.2rem;
    border-radius: 8px;
    border: 1px solid #ebecf0;
  }

  .modal-close--mobile {
    display: none;
  }

  .modal-btn-container {
    grid-column: 1/-1;
    display: flex;
    justify-content: flex-end;
  }

  .modal-img-container {
    margin-bottom: 2.4rem;
  }

  .modal-img--mobile {
    display: none;
  }

  .modal-img--desktop {
    display: block;
  }

  .modal-title-links {
    grid-column: 1/2;
  }

  .modal-links {
    grid-column: 2/3;
    order: 0;
  }

  .about-me {
    margin: 0;
    padding: 0;
    margin-bottom: 16.4rem;
  }

  .about-intro-container {
    background-image:
      url(../images/bg/illustration-about-me-1-desktop.png),
      url(../images/bg/illustration-about-me-2-desktop.png);
    background-repeat: no-repeat, no-repeat;
    background-position: top right, bottom left;
  }

  .about-intro {
    background: none;
    max-width: 92rem;
    margin: 0 auto;
    margin-bottom: 5.2rem;
  }

  .about-intro--content {
    gap: 2.4rem;
  }

  .about-me--details {
    padding: 0 2.4rem;
  }

  .about-tools {
    max-width: 116rem;
    margin: 0 auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 2.4rem;
  }

  .contact-me {
    padding: 0;
    background-image:
      url(../images/bg/illustration-1-contact-form-desktop.png),
      url(../images/bg/illustration-2-contact-form-desktop.png),
      url(../images/bg/illustration-3-contact-form-desktop.png);
    background-repeat: no-repeat, no-repeat, no-repeat;
    background-position: 0% 80%, 20% 70%, 100% 55%;
  }

  .contact-content {
    max-width: 116rem;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    column-gap: 2.4rem;
    margin-bottom: 22.5rem;
  }

  .contact-title {
    font-size: 3rem;
  }

  .contact-form {
    display: none;
  }

  .contact-form-big {
    display: flex;
    flex-direction: column;
    gap: 2.4rem;
  }

  .full-name {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.4rem;
  }

  .btn-submit {
    align-self: flex-start;
  }

  .btn {
    cursor: pointer;
  }

  .btn:hover {
    box-shadow: 0 0.8rem 1.6rem rgba(54, 179, 127, 0.24);
  }

  .project-card:hover,
  .btn:hover {
    transform: scale(1.05);
  }

  .btn:active {
    background-color: #008552;
  }

  .contact-me .social-icons {
    height: 6rem;
    margin-bottom: 0;
    border-top: 0.1rem solid #dfe1e6;
  }

  .mail-wrapper {
    display: none;
  }
}