/* google fonts */
@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@1,300&display=swap");

/* variable CSS */
:root {
  --header-height: 3rem;
  --font-semi: 600;
}

/* colores */
:root {
  --first-color: #4070f4;
  --second-color: #0e2431;
}

/* tipografi */
:root {
  --body-font: 'Poppins', sans-serif;
  --big-font-size: 2rem;
  --h2-font-size: 1.25rem;
  --normal-font-size: 0.938rem;
}

@media screen and (min-width: 768px) {
  :root {
    --big-font-size: 3.5rem;
    --h2-font-size: 2rem;
    --normal-font-size: 1rem;
  }
}

/* margin */
:root {
  --mb-1: 0.5rem;
  --mb-2: 1rem;
  --mb-3: 1.5rem;
  --mb-4: 2rem;
  --mb-5: 2.5rem;
  --mb-6: 3rem;
}

/* z-index */
:root {
  --z-back: -10;
  --z-normal: 1;
  --z-tooltip: 10;
  --z-fixed: 100;
}

/* base */
*,
::before,
::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: var(--header-height) 0 0 0;
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  color: var(--second-color);
}

h1,
h2,
p {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* class css */
.section-title {
  position: relative;
  font-size: var(--h2-font-size);
  color: var(--first-color);
  margin-top: var(--mb-2);
  margin-bottom: var(--mb-4);
  text-align: center;
}

.section-title::after {
  position: absolute;
  content: "";
  width: 64px;
  height: 0.18rem;
  left: 0;
  right: 0;
  margin: auto;
  top: 2rem;
  background-color: var(--first-color);
}

.section {
  padding-top: 3rem;
  padding-bottom: 2rem;
}

/* layout */
.bd-grid {
  max-width: 1024px;
  display: grid;
  grid-template-columns: 100%;
  grid-column-gap: 2rem;
  width: calc(100% - 2rem);
  margin-left: var(--mb-2);
  margin-right: var(--mb-2);
}

.l-header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-fixed);
  background-color: #fff;
  box-shadow: 0 1px 4px rgba(146, 161, 176, 0.15);
}

/* nav */

.nav {
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: var(--font-semi);
}

@media screen and (max-width: 768px) {
  .nav__menu {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 80%;
    height: 100%;
    padding: 2rem;
    background-color: var(--second-color);
    transition: 0.5s;
  }
}

.nav__item {
  margin-bottom: var(--mb-4);
}

.nav__link {
  position: relative;
  color: #fff;
}

.nav__link:hover {
  position: relative;
}

.nav__link:hover::after {
  position: absolute;
  content: "";
  width: 100%;
  height: 0.18rem;
  left: 0;
  top: 2rem;
  background-color: var(--first-color);
}

.nav__logo {
  color: var(--second-color);
}

.nav__toggle {
  color: var(--second-color);
  font-size: 1.5rem;
  cursor: pointer;
}

/* active menu */
.active::after {
  position: absolute;
  content: "";
  width: 100%;
  height: 0.18rem;
  left: 0;
  top: 2rem;
  background-color: var(--first-color);
}

/* show menu */
.show {
  right: 0;
}

/* home */

.home {
  height: calc(100vh - 3rem);
  row-gap: 1rem;
}

.home__data {
  align-self: center;
}

.home__title {
  font-size: var(--big-font-size);
  margin-bottom: var(--mb-5);
}

.home__title-color {
  color: var(--first-color);
}

.home__title-color-2 {
  color: #ff9138;
}

.home__social {
  display: flex;
  flex-direction: column;
}

.home__social-icon {
  width: max-content;
  margin-left: var(--mb-2);
  font-size: 1.5rem;
  color: var(--second-color);
}

.home__social-icon:hover {
  color: var(--first-color);
}

.home__img {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 295px;
}

/* buttons */

.button {
  display: inline-block;
  background-color: var(--first-color);
  color: #fff;
  padding: .75rem 2.5rem;
  font-weight: var(--font-semi);
  border-radius: .5rem;
}

.button:hover {
  box-shadow: 0 10px 36px rgba(0, 0, 0, .15);
}

/* about */
.about__container {
  row-gap: 2rem;
  text-align: center;
}

.about__subtitle {
  margin-bottom: var(--mb-2);
}

.about__img {
  justify-self: center;
}

.about__img img {
  width: 200px;
  border-radius: .5rem;
}

/* skills */

.skills__container {
  row-gap: 2rem;
  text-align: center;
}

.skills__subtitle {
  margin-bottom: var(--mb-2);
}

.skills__text {
  margin-bottom: var(--mb-4);
}

.skills__data {
  display: flex;
  box-shadow: 0 4px 25px rgba(14, 36, 49, .15);
  justify-content: space-between;
  align-items: center;
  position: relative;
  font-weight: var(--font-semi);
  padding: .5rem 1rem;
  margin-bottom: var(--mb-4);
  border-radius: .5rem;
}

.skills__icon {
  font-size: 2rem;
  margin-right: var(--mb-2);
  color: var(--first-color);
}

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

.skills__bar {
  position: absolute;
  left: 0;
  bottom: 0;
  background-color: var(--first-color);
  height: .25rem;
  border-radius: .5rem;
  z-index: var(--z-back);
}

.skills__html {
  width: 95%;
}

.skills__css {
  width: 85%;
}

.skills__js {
  width: 65%;
}

.skills__ux {
  width: 85%;
}

.skills__img {
  border-radius: .5rem;
}

/* work */

.work {
  text-align: center;
}

.work__container {
  row-gap: 2rem;
}

.work__img {
  box-shadow: 0 4px 25px rgba(14, 36, 49, .15);
  border-radius: .5rem;
  overflow: hidden;
}

.work__img img {
  transition: 1s;
  cursor: pointer;
}

.work__img img:hover {
  transform: scale(1.1);
}

/* contact */
.contact__input {
  width: 100%;
  font-size: var(--normal-font-size);
  font-weight: var(--font-semi);
  padding: 1rem;
  border-radius: .5rem;
  border: 1.5px solid var(--second-color);
  outline: none;
  margin-bottom: var(--mb-4);
}

.contact__button {
  display: block;
  border: none;
  outline: none;
  font-size: var(--normal-font-size);
  cursor: pointer;
  margin-left: auto;
}

/* footer */

.footer {
  background-color: var(--second-color);
  color: #fff;
  text-align: center;
  font-weight: var(--font-semi);
  padding: 2rem 0;
}

.footer__title {
  font-size: 2rem;
  margin-bottom: var(--mb-4);
}

.footer__social {
  margin-bottom: var(--mb-4);
}

.footer__icon {
  font-size: 1.5rem;
  color: #fff;
  margin: 0 var(--mb-2);
}

/* alert button */

.alert {
  padding: 20px;
  background-color: limegreen;
  color: white;
  margin-bottom: var(--mb-3);
  border-radius: .5rem;
}

.closebtn {

  margin-left: auto;
  color: white;
  font-weight: bold;
  float: right;
  font-size: 26px;
  line-height: 26px;
  cursor: pointer;
  transition: 0.3s;
}

.closebtn:hover {
  color: black;
}

/* loader */
.sk-folding-cube {
  margin: 20px auto;
  width: 40px;
  height: 40px;
  position: relative;
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}

.sk-folding-cube .sk-cube {
  float: left;
  width: 50%;
  height: 50%;
  position: relative;
  -webkit-transform: scale(1.1);
  -ms-transform: scale(1.1);
  transform: scale(1.1);
}

.sk-folding-cube .sk-cube:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: limegreen;
  -webkit-animation: sk-foldCubeAngle 2.4s infinite linear both;
  animation: sk-foldCubeAngle 2.4s infinite linear both;
  -webkit-transform-origin: 100% 100%;
  -ms-transform-origin: 100% 100%;
  transform-origin: 100% 100%;
}

.sk-folding-cube .sk-cube2 {
  -webkit-transform: scale(1.1) rotateZ(90deg);
  transform: scale(1.1) rotateZ(90deg);
}

.sk-folding-cube .sk-cube3 {
  -webkit-transform: scale(1.1) rotateZ(180deg);
  transform: scale(1.1) rotateZ(180deg);
}

.sk-folding-cube .sk-cube4 {
  -webkit-transform: scale(1.1) rotateZ(270deg);
  transform: scale(1.1) rotateZ(270deg);
}

.sk-folding-cube .sk-cube2:before {
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s;
}

.sk-folding-cube .sk-cube3:before {
  -webkit-animation-delay: 0.6s;
  animation-delay: 0.6s;
}

.sk-folding-cube .sk-cube4:before {
  -webkit-animation-delay: 0.9s;
  animation-delay: 0.9s;
}

@-webkit-keyframes sk-foldCubeAngle {

  0%,
  10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }

  25%,
  75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
    transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }

  90%,
  100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
    transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}

@keyframes sk-foldCubeAngle {

  0%,
  10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }

  25%,
  75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
    transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }

  90%,
  100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
    transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}

@-webkit-keyframes sk-cubeGridScaleDelay {

  0%,
  70%,
  100% {
    -webkit-transform: scale3D(1, 1, 1);
    transform: scale3D(1, 1, 1);
  }

  35% {
    -webkit-transform: scale3D(0, 0, 1);
    transform: scale3D(0, 0, 1);
  }
}

@keyframes sk-cubeGridScaleDelay {

  0%,
  70%,
  100% {
    -webkit-transform: scale3D(1, 1, 1);
    transform: scale3D(1, 1, 1);
  }

  35% {
    -webkit-transform: scale3D(0, 0, 1);
    transform: scale3D(0, 0, 1);
  }
}


/* display-none */
.d-none {
  display: none;
}

@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
  }

  100% {
    -webkit-transform: rotate(360deg);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}


/* media queries */
@media screen and (min-width:768px) {

  body {
    margin: 0;
  }

  .section {
    padding-top: 4rem;
    padding-bottom: 3rem;
  }

  .section-title {
    margin-bottom: var(--mb-6);
  }

  .section-title::after {
    width: 80px;
    top: 3rem;
  }

  .nav {
    height: calc(var(--header-height) + 1rem);
  }

  .nav__list {
    display: flex;
    padding-top: 0;
  }

  .nav__item {
    margin-left: var(--mb-6);
    margin-bottom: 0;
  }

  .nav__toggle {
    display: none;
  }

  .nav__link {
    color: var(--second-color);
  }

  .home {
    height: 100vh;
  }

  .home__data {
    align-self: flex-end;
  }

  .home__social {
    padding-top: 0;
    padding-bottom: 2.5rem;
    flex-direction: row;
    align-self: flex-end;
  }

  .home__social-icon {
    margin-bottom: 0;
    margin-right: var(--mb-4);
  }

  .home__img {
    width: 475px;
    bottom: 15%;
  }

  .about__container,
  .skills__container {
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    text-align: initial;
  }

  .about__img img {
    width: 300px;
  }

  .work__container {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
    column-gap: 2rem;
  }

  .contact__form {
    width: 360px;
  }

  .contact__container {

    justify-items: center;
  }
}

@media screen and (min-width:1024px) {
  .bd-grid {
    margin-left: auto;
    margin-right: auto;
  }

  .home__img {
    right: 10%;
  }
}