:root {
  --dark-background: #1f2931;
  --bar-background: #323f4b;
  --box-grey-background: #7b8794;
  --box-brown-hover: rgb(99, 95, 90);
  --mute-color: #81a0c2;
  --primary-color: #ffdcb7;
  --primary-color-dark: #4A4843;
  --info-color: #07ffc9;
  --active-link-color: #0fc7e7;
  --light-color: #cbd2d9;
  --text-one: #e3e7eb;
  --chat-blue: #85C4E5;
}

html {
  color: var(--text-one);
  scroll-behavior: smooth;
}

a {
  color: var(--text-one);
  text-decoration: none;
}

a:hover {
  color: var(--text-one);
}

.container {
  background-color: var(--dark-background);
  margin: 0 50px;
  padding: 20px 30px;
  height: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.content {
  padding-bottom: 20px;
  justify-content: space-around;
}

.title {
  display: flex;
  justify-content: center;
}

/* ------ UTILITIES ------- */
.centered {
  display: flex;
  justify-content: center;
}

.vertical-centered {
  display: flex;
  align-items: center;
}

/* ------ HEADER ------- */

#header {
  background-color: var(--bar-background);
  color: var(--text-one);
  font-size: large;
  text-align: center;
  border-radius: 30px;
}
#header-menu {
  list-style: none;
  display: flex;
  text-align: center;
  justify-content: center;
  align-items: center;
  margin: 0;
  padding: 10px;
}

.header-item {
  margin: 0 20px;
}

.header-link {
  color: var(--text-one);
  font-weight: bold;
  display: inline-block;
  position: relative;
}

.header-link:hover {
  color: var(--text-one);
}

.header-link::after {
  content: "";
  position: absolute;
  width: 100%;
  transform: scaleX(0);
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: #0087ca;
  transform-origin: bottom right;
  transition: transform 0.25s ease-out;
}

.header-link:hover::after {
  transform: scaleX(1);
  transform-origin: bottom left;
}

/* ------ ABOUT ------- */
#about {
  margin: 30px 0;
  display: flex;
}

.profile-img {
  width: 90%;
  height: auto;
  border-radius: 50%;
}

#about-body {
  margin: auto auto;
}

.social-medias {
  display: flex;
  justify-content: center;
  margin: 15px 0;
}

.social-media-icon {
  width: 50px;
  margin-right: 10px;
  transform: rotateZ(0deg);
  transition: transform 0.3s linear;
}

.social-media-link {
}

.social-media-icon:hover {
  animation: 0.5s sm-jiggle;
}

@keyframes sm-jiggle {
  from {
    transform: rotateZ(0deg);
  }
  20% {
    transform: rotateZ(10deg);
  }
  40% {
    transform: rotateZ(-10deg);
  }
  60% {
    transform: rotateZ(10deg);
  }
  80% {
    transform: rotateZ(-10deg);
  }
  to {
    transform: rotateZ(0deg);
  }
}

.links-btn-group {
  margin: 20px 0;
  display: flex;
  justify-content: center;
}

.tag {
  border-radius: 10px;
  padding: 8px;
  margin-right: 2px;
}

.box {
  padding: 10px 20px;
  border: black solid 2px;
  border-radius: 10px;
  box-shadow: 5px 8px rgba(0, 0, 0, 0.3);
}

.boring-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
  width: 90px;
  height: 40px;
  border: solid 1px transparent;
  border-radius: 10px;
  margin-right: 10px;
  border: 2px solid transparent;
}

.boring-btn-primary {
  background-color: var(--primary-color);
  color: var(--dark-background);
}

.boring-btn-primary:hover {
  color: black;
  border-color: var(--box-grey-background);
}

.boring-btn-light {
  background-color: var(--info-color);
  color: var(--dark-background);
}

.boring-btn-light:hover {
  background-color: var(--active-link-color);
  color: var(--text-one);
}

.boring-btn-secondary {
  color: var(--dark-background);
  width: 150px;
  height: 50px;
  background-color: var(--light-color);
  border-color: black;
}

/* ----------- SKILL  S -------------- */
.skills-body {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.skill-card {
  color: var(--dark-background);
  width: 40%;
  padding: 30px;
  background-color: var(--primary-color);
  margin: 10px 5px;
  border-radius: 20px;
}

.skill-card:hover{
  transition: color 0.3s linear;
}

.skill-card-header {
  display: flex;
  justify-content: left;
  align-items: center;
}

.skill-card-body{
  color: var(--dark-background);
  transition: color 0.3s linear;
}

.skill-img {
  height: 70px;
  margin: 0px 20px 10px 20px;
}

.skill-title{
    text-decoration: underline;
    text-decoration-thickness: 3px;
}

/* ----------- PROJECT -------------- */
.project-box {
  height: 240px;
  display: flex;
  justify-content: space-between;
  overflow: hidden;
}

.project-desc {
  display: block;
  width: 60%;
}

.project-image-container {
  width: 40%;
  overflow: hidden;
}
.project-image {
  width: 100%;
  height: auto;
}

.project-title {
  font-size: 3vh;
  font-weight: bold;
  margin-bottom: 20px;
  display: flex;
}

.project-body {
  height: 100%;
  margin-top: auto;
}

.project-tags {
  margin: 5px 0px;
}

.project-tag {
  background-color: var(--mute-color);
}

.project-text {
  margin: 15px 0px;
}

.project-links {
  margin: 5px 0;
}

.project-link {
  background-color: var(--info-color);
  color: var(--dark-background);
  border-radius: 10px;
  padding: 7px;
  margin-right: 2px;
}

.project-link:hover {
  background-color: var(--active-link-color);
  color: var(--text-one);
}

/* ------ WORK EXPERIENCE ------ */
.work-boxes{
  width: 900px;
  margin: auto;
}

.work-box {
  margin-bottom: 6px;
}

.education-box{
  display: flex;
  justify-content: space-between;
  background-color: var(--primary-color);
  color: var(--dark-background);
  padding: 10px 20px;
  margin-bottom: 6px;
  border-radius: 10px;
  font-weight: bold;
}

.work-toggle {
  display: flex;
  justify-content: space-between;
  color: var(--dark-background);
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: bold;
  cursor: pointer;
}

.active {
  background-color: var(--primary-color);
  border: 2px solid var(--primary-color-dark);
  transition: border 0.3s ease-in-out;
}

.inactive {
  background-color: var(--primary-color);
  border: 2px solid transparent;
  transition: border 0.3s ease-in-out;
}

.dd-description {
  background-color: transparent;
  color: var(--light-color);
  padding: 10px 20px;
  margin: 10px 0 10px 0;
  border: 2px solid var(--mute-color);
  border-radius: 7px;
}

.dd-description.hide {
  height: 0;
  margin: 0;
  padding: 0;
  visibility: hidden;
}

.dd-description.show {
  height: 100%;
  visibility: visible;
}

.work-date-btn{
  display: flex;
}

.work-btn{
  margin-left: 50px;
}

.desc-header{
  color: var(--mute-color);
  margin-bottom: 15px;
}

.desc-header-item{
  display: inline-flex;
  margin-right: 25px;
}

.header-icon{
  width: 30px;
  margin-right: 15px;
}

.header-text{
  align-self: center;
}

.desc-body{
  padding-right: 30px;
  margin-bottom: 30px;
}

.desc-footer{
  margin-bottom: 25px;
}

.work-tag{
  background-color: var(--active-link-color);
  color: var(--dark-background);
}

/* ---------- CONTACT ----------  */
.contact-box {
  display: block;
  padding: 20px 150px;
}

.contact-form {
  width: 100vh;
  margin: 20px auto;
}

.input-group {
  display: flex;
  align-items: center;
  margin: 8px 0px;
}

.form-label {
  display: inline-block;
  width: 20%;
}

.form-input {
  display: inline-block;
  width: 70%;
  padding: 7px;
}

.form-input:focus {
  outline: var(--info-color) solid 2px;
}

/* INTERSECTION OBSERVER */
.obs-hidden{
  opacity: 0;
  filter: blur(1px);
  transition: all 1s;
}

.obs-show{
  opacity: 1;
  filter: blur(0);
}

.burger-toggle {
  visibility: hidden;
  margin: 0;
  padding: 0;
  height: 0;
}

.hide {
  visibility: hidden;
  margin: 0;
  padding: 0;
  height: 0;
  overflow: hidden;
}

.show {
  visibility: visible;
  margin: initial;
  padding: initial;
  height: initial;
}

#mobile-header {
  position: fixed;
  top:0;
  left:0;
  overflow: hidden;
  width: 100%;
  height: 100%;
  background-color: var(--bar-background);
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

#mobile-header > ul {
  list-style: none;
  padding: 0;
  margin: 10px 0 ;
}

#mobile-header > ul > li {
  margin: 18px 0;
}

/* MOBILE */
@media ( max-width: 480px ) {

  .container {
    margin: 0 5px;
  }

  #header-menu {
    visibility: hidden;
    margin: 0;
    padding: 0;
    height: 0;
    overflow: hidden;
  }


  .profile-img {
    visibility: hidden;
    overflow: none;
    margin: 0;
    padding: 0;
  }

  #burger-open-svg {
    visibility: visible;
  }

  #burger-open-svg > path {
    stroke: var(--info-color);
  }


  .burger-toggle-btn {
    height: 75px;
    width: auto;
  }

  .burger-toggle {
    margin: initial;
    padding: initial;
  }

  #burger-close-svg > path {
    fill: var(--primary-color);
  }

  .skill-card {
    width: 100%;
    max-width: 100%;
    padding: 12px;
    margin: 6px 2px;
  }

  .skill-img {
    height: 45px;
    margin: 0px 5px 10px 5px;
  }

  .skill-title{
    font-size: 1em;
  }

  .work-boxes {
    width: 100%;
    font-size: 1em;
  }

  .work-toggle {
    display: flex;
    flex-direction: column;
    gap: 7px;
  }

  .education-box{
    display: flex;
    flex-direction: column;
    gap: 7px;
  }

  .contact-box {
    padding: 4px 25px;
  }

  .project-box {
    flex-direction: column;
    height: 350px;
  }

  .project-desc {
    width: 100%;
    margin-bottom: 10px ;
  }

  .project-image-container {
    width: 100%;
  }

}