@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;700&display=swap");

/* Utilizando o html 62.5% a conversão de rem fica extremamente mais intuitiva para a responsividade, passando de 1rem = 16px para 1rem = 10px */
html {
  font-size: 62.5%;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  border: none;
  outline: none;
  font-family: "Poppins", sans-serif;
  scroll-behavior: smooth;
}

:root {
  --bg-color: #081b29;
  --second--bg-color: #112e42;
  --main--color: #00abf0;
  --text-color: #ededed;
  --glow-color: #4ecdc4;
  --second-text-color: #8d8d8d;
}

body {
  color: var(--text-color);
}

section {
  /* position: absolute; */
  width: 100%;
  height: 100%;
  padding: 10rem 9% 2rem;
  background-image: linear-gradient(
    rgba(0, 0, 0, 1),
    var(--bg-color),
    var(--bg-color),
    rgba(0, 0, 0, 1)
  );
  overflow: auto;
  height: 100vh;
}

/* Header design */

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem 9%;
  background-color: var(--bg-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
}

header .logo-header {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-color);
}

header .nav-header a {
  font-size: 2rem;
  color: var(--text-color);
  font-weight: 700;
  margin-left: 3.5rem;
  transition: 0.8s;
}

header .nav-header a:hover,
header .nav-header a.active {
  color: var(--main--color);
}

header #menu-mobile {
  font-size: 4rem;
  display: none;
}

/* Home section design */

.home {
  display: flex;
  align-items: center;
  gap: 5rem;
}

.home .home-content h1 {
  font-size: clamp(3.5rem, 10vw, 5.5rem);
}
.home .home-content h2 {
  position: relative;
  display: inline-block;
  font-size: 3.2rem;
  margin-top: -1rem;
  color: var(--main--color);
  text-shadow: 0 0 1rem var(--main--color);
  overflow: hidden;
}

.home .home-content p {
  font-size: 2rem;
  margin: 1rem 0 2.5rem;
  letter-spacing: 0.15rem;
  font-weight: 500;
}

.home .home-btns {
  display: flex;
  align-items: center;
}

.home .home-btns .btn {
  display: inline-block;
  background-color: var(--main--color);
  padding: 1rem 3rem;
  border: 0.2rem solid var(--main--color);
  border-radius: 4rem;
  font-size: 1.6rem;
  color: var(--bg-color);
  font-weight: 500;
  box-shadow: 0 0 1rem var(--main--color);
  transition: 0.6s;
}
.home .home-btns .btn:hover {
  background-color: transparent;
  color: var(--main--color);
  box-shadow: none;
}

.home .home-btns .home-sci-btns {
  margin-left: 2rem;
}
.home .home-btns .home-sci-btns a {
  display: inline-flex;
  padding: 0.8rem;
  border: 0.2rem solid var(--main--color);
  border-radius: 50%;
  font-size: 3rem;
  color: var(--main--color);
  margin: 0 0.8rem;
  transition: 0.6s;
}

.home .home-btns .home-sci-btns a:hover {
  background-color: var(--main--color);
  color: var(--bg-color);
  box-shadow: 0 0 1rem var(--main--color);
}

.home .home-img .img-box {
  width: 25vw;
  height: 25vw;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: glow-border 1.6s infinite alternate;
}

@keyframes glow-border {
  0% {
    box-shadow: 0 0 10px var(--main--color), 0 0 20px var(--glow-color);
  }
  100% {
    box-shadow: 0 0 30px #a3e6de, 0 0 60px var(--main--color);
  }
}

.home .home-img .img-box .img-content {
  position: relative;
  background-color: transparent;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  overflow: hidden;
}

.home .home-img .img-box .img-content img {
  width: 100%;
  mix-blend-mode: lighten;
}

/* About me designe */

.about {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 1rem;
  height: 100vh;
}

.about h2 {
  font-size: clamp(3.5rem, 10vw, 5.5rem);
  font-weight: 700;
}
.about h2 span {
  color: var(--main--color);
}

.about .about-img .img-box {
  width: 20vw;
  height: 20vw;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2rem auto;
  position: relative;
}

.about .about-img .img-box::before {
  position: absolute;
  content: "";
  border-top: 0.2rem solid transparent;
  border-right: 0.2rem solid var(--main--color);
  border-bottom: 0.2rem solid transparent;
  border-left: 0.2rem solid var(--main--color);
  border-radius: 50%;
  height: 100%;
  width: 100%;
  animation: border-animation 3s linear infinite;
}

@keyframes border-animation {
  100% {
    transform: rotate(360deg);
  }
}

.about .about-img .img-box .img-content {
  background-color: transparent;
  height: 90%;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  overflow: hidden;
}

.about .about-img .img-box .img-content img {
  width: 100%;
  mix-blend-mode: lighten;
}

.about p {
  font-size: 1.6rem;
  margin-top: 1rem;
  letter-spacing: 0.15rem;
  font-weight: 500;
}

/* Resume section design */

.resume {
  height: 80vh;
}
.resume .resume-title {
  font-size: clamp(3.5rem, 10vw, 5.5rem);
  font-weight: 700;
}
.resume .resume-title span {
  color: var(--main--color);
}

.resume .resume-box {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 5rem;
}

.resume .resume-box h2 {
  font-size: 4.5rem;
}

.resume .resume-box p {
  font-size: 1.6rem;
  color: var(--second-text-color);
  margin: 2rem 0 2.5rem;
}

.resume .resume-box .resume-btn {
  background-color: var(--main--color);
  width: 100%;
  height: 5.3rem;
  margin-bottom: 2rem;
  border: 0.2rem solid var(--main--color);
  border-radius: 0.8rem;
  font-size: 1.6rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--bg-color);
  position: relative;
  z-index: 0;
  transition: 0.8s;
}

.resume .resume-box .resume-btn:hover {
  color: var(--text-color);
  box-shadow: 0 0 1rem var(--main--color);
}

.resume .resume-box .resume-btn.active {
  color: var(--text-color);
  box-shadow: 0 0 1rem var(--main--color);
}

.resume .resume-content .resume-title {
  font-size: 3.5rem;
  text-align: left;
}

.resume .resume-content .resume-detail {
  display: none;
}

.resume .resume-content .resume-detail.active {
  display: block;
}

.resume .resume-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
  gap: 2rem;
  height: 45rem;
}

.resume .resume-list .resume-item {
  background-color: var(--second--bg-color);
  border-radius: 0.8rem;
  padding: 3rem 2.5rem;
  height: calc((43rem / 2));
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.resume .resume-item .year {
  color: var(--main--color);
  margin: 0;
}

.resume .resume-item h3 {
  font-size: 2rem;
  margin: 0;
  position: relative;
}

.resume .resume-item .institution {
  margin: 0;
}

.resume .resume-item .job {
  margin: 0;
}

.resume .resume-item ul {
  font-size: 1.8rem;
  color: var(--second-text-color);
  margin-left: 1.8rem;
}

/* Portfolio design */
.portfolio {
  display: flex;
  flex-direction: column;
}
.portfolio h2 {
  font-size: clamp(3.5rem, 9.8vw, 5.5rem);
  font-weight: 700;
  margin: 0 auto 3.5rem;
}
.portfolio h2 span {
  color: var(--main--color);
}

.portfolio .portfolio-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.portfolio .portfolio-box .portfolio-details {
  display: none;
}

.portfolio .portfolio-box .portfolio-details.active {
  display: block;
}

.portfolio .portfolio-box .numb {
  font-size: 8rem;
  -webkit-text-stroke: 0.07rem var(--text-color);
  color: transparent;
  line-height: 1;
}

.portfolio-content h3 {
  font-size: 3.5rem;
  margin: 0.8rem 0 2rem;
}
.portfolio-content p {
  font-size: 1.6rem;
  font-weight: 500;
}
.portfolio-content .tech {
  margin: 2rem 0;
  color: var(--main--color);
  font-weight: 600;
  border-bottom: 0.1rem solid var(--text-color);
  padding-bottom: 2rem;
}

.portfolio-content .arrow-github a {
  position: relative;
  display: inline-flex;
  padding: 1.3rem;
  font-size: 3rem;
  color: var(--text-color);
  border-radius: 50%;
  background-color: var(--second--bg-color);
  transition: 0.4s;
}

.portfolio-content .arrow-github a:hover {
  color: var(--main--color);
}

.portfolio-content .arrow-github a:first-child {
  margin-right: 1.5rem;
}

.portfolio-content .arrow-github a:first-child i {
  transform: rotate(135deg);
}

.portfolio-content .arrow-github a span {
  position: absolute;
  top: -55%;
  left: 50%;
  transform: translateX(-50%) scale(0.8);
  font-size: 1.6rem;
  white-space: nowrap;
  padding: 0.5rem 1rem;
  border-radius: 0.6rem;
  pointer-events: none;
  background-color: var(--text-color);
  color: var(--bg-color);
  opacity: 0;
  transition: 0.3s;
}
.portfolio-content .arrow-github a:hover span {
  top: -70%;
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

.portfolio-content .portfolio-carousel .img-item {
  height: inherit;
}

.portfolio-content .portfolio-carousel .img-item img {
  display: block;
  height: 100%;
  width: 100%;
  object-fit: cover;
  border-radius: 1rem;
}

.portfolio-content .portfolio-carousel {
  width: 100%;
  height: 45rem;
  border-radius: 1rem;
  overflow: hidden;
}

.portfolio-content .portfolio-carousel .img-slide {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  gap: 2rem;
  height: inherit;
  transition: 0.5s;
}

.portfolio-box .navigation {
  text-align: right;
  margin-top: 2rem;
}

.portfolio-box .navigation button {
  display: inline-flex;
  padding: 0.4rem;
  background-color: var(--second--bg-color);
  border: 0.2rem solid var(--main--color);
  border-radius: 0.6rem;
  color: var(--text-color);
  font-size: 4rem;
  cursor: pointer;
}

.portfolio-box .navigation .arrow-right {
  margin-left: 1.5rem;
}

.portfolio-box .navigation button.disable {
  border-color: var(--second--bg-color);
  color: var(--second-text-color);
}

/* Contact section design */
.contact-box {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3rem;
  padding: 4rem;
}
.contact-box .contact-content:first-child {
  align-items: center;
}
.contact-box .contact-content h2 {
  font-size: 4rem;
}
.contact-box .contact-content .heading {
  font-size: 3.5rem;
  font-weight: 700;
  margin: 0 auto 3.5rem;
}
.contact-box .contact-content p {
  font-size: 1.6rem;
}
.contact-box .contact-content .desc {
  margin: 1.5rem 0 2.5rem;
}

.contact .contact-content.form form {
  display: flex;
  flex-direction: column;
}
.contact .heading span {
  color: var(--main--color);
}

.contact-box .contact-content .contact-detail {
  display: flex;
  align-items: center;
  margin: 2rem;
}
.contact-box .contact-content .contact-detail i {
  display: inline-flex;
  background-color: var(--second--bg-color);
  color: var(--text-color);
  font-size: 3rem;
  padding: 1.2rem;
  border-radius: 0.6rem;
  margin-right: 1.5rem;
}

.contact-content .contact-detail .detail p:first-child {
  color: var(--main--color);
}

.contact-content form {
  background-color: var(--second--bg-color);
  padding: 2.5rem 3.5rem 3.5rem;
  border-radius: 1rem;
  text-align: center;
}

.contact-content .form-content {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.contact-content .form-content textarea {
  grid-column: 1 /-1;
  height: 26rem;
  resize: none;
}

.contact form .btn {
  background-color: var(--main--color);
  padding: 1rem 3rem;
  border: 0.2rem solid var(--main--color);
  border-radius: 4rem;
  font-size: 1.6rem;
  color: var(--bg-color);
  font-weight: 500;
  box-shadow: 0 0 1rem var(--main--color);
  margin: 2.8rem auto 0;
  cursor: pointer;
  transition: 0.5s;
}

.contact .form .btn:hover {
  background-color: transparent;
  color: var(--main--color);
  box-shadow: none;
}

.contact-content .form-content input,
.contact-content .form-content textarea {
  padding: 1.5rem;
  background-color: var(--bg-color);
  border: 0.15rem solid var(--bg-color);
  border-radius: 0.6rem;
  font-size: 1.6rem;
  color: var(--text-color);
}

.contact-content .form-content input:focus,
.contact-content .form-content textarea:focus {
  border-color: var(--main--color);
}