@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@100;400&family=Noto+Sans+Math&family=Poppins&family=Sofia+Sans&display=swap');

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}


html{
    scroll-behavior: smooth;
}

body{
    background: #1f242d;
    color: #fff;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
}

.header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    padding: 20px 10%;
    background: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.logo{
    font-size: 25px;
    color:#fff;
    text-decoration: none;
    cursor: default;  
    opacity: 0;
    animation: slideRight 1s ease forwards;
}

.navbar a{
    font-size: 18px;
    color:#fff;
    text-decoration: none;
    font-weight: 500;
    margin-left: 35px;
    top:0;
    transition: .3s;
    opacity: 0;
    animation: slideTop .5s ease forwards;
    animation-delay: calc(.2s * var(--i));
}

.navbar a:hover,
.navbar a.active{
    color: #00FF8D;
}

/* HOME SECTION */

.home{
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 70px 10% 0;
}

@media only screen and (max-width: 750px) {
  .home{
    flex-direction: column;
    gap:2rem;
    height: 150vh;
    padding-bottom: 5rem;
    padding-top:7rem;
  }
}

.background-title{
  position: absolute;
  font-size: 12rem;
  font-weight: bold;
  top: 10rem;
  right: 0;
  color: #2d343f;
  z-index: 0;
}

@media only screen and (max-width: 660px) {
  .background-title{
    top: 35rem;
    font-size: 7rem;
  }
}

.home-content{
    max-width: 600px;
    z-index: 999;
}

.home-content h3{
    font-size:32px;
    font-weight: 700;
    opacity: 0;
    animation: slideBottom 1s ease forwards;
    animation-delay: .7s;
}

.home-content h3:nth-of-type(2){
    margin-bottom: 30px;
    animation: slideTop 1s ease forwards;
    animation-delay: .7s;
}

.home-content h1{
    font-size:56px;
    font-weight: 700;
    margin: -3px 0;
    opacity: 0;
    animation: slideRight 1s ease forwards;
    animation-delay: .7s;
}

.home-content p{
    font-size: 16px;
    opacity: 0;
    animation: slideLeft 1s ease forwards;
    animation-delay: .7s;
}

.home-content h3 span{
    color: #00FF8D;
}

.home-img{
  z-index: 999;
}

.home-img img{
    max-width: 450px;
    margin-right: -20px;
    opacity: 0;
    animation: zoomIn 1s ease forwards, floatImage 4s
     ease-in-out infinite;
    animation-delay: 2s, 3s;
}

.social-media a{
    display:inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid #00FF8D;
    border-radius: 50%;
    font-size: 20px;
    color: #00FF8D;
    text-decoration: none;
    margin: 30px 15px 30px 0;
    transition: .5s ease;
    opacity: 0;
    animation: slideLeft 1s ease forwards;
    animation-delay: calc(.2s * var(--i));
}

.social-media a:hover{
    background: #00FF8D;
    color: #1f242d;
    box-shadow: 0 0 20px #00FF8D;
}

.btn{
    display: inline-flex;
    padding: 12px 28px;
    background: #00FF8D;
    border-radius: 40px;
    box-shadow: 0 0 10px #00FF8D;
    font-size: 16px;
    color: #1f242d;
    letter-spacing: 1px;
    text-decoration: none;
    opacity: 0;
    animation: slideTop 1s ease forwards;
    animation-delay: 2s;
}

/* ABOUT SECTION */

.about{
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 70px 10% 0;
    background:#212337;
}

@media only screen and (max-width: 750px) {
  .about{
height:130vh;
width: 103%;
  }
}

.background-title-about{
  position: absolute;
  font-size: 12rem;
  font-weight: bold;
  top: 0;
  right: 0;
  color: #2f3145;
  z-index: 0;
}

@media only screen and (max-width: 660px) {
  .background-title-about{
    font-size: 7rem;
    top: -1rem;
  }
}

.code-line{
    display:flex;
    gap:2rem;
}

.code-line:hover{
    background-color: #323552;
}

.comment-neutral-code{
    color:grey;
    border-right: 1px solid grey;
    width: 20px;
    text-align: right;
    padding-right: 2rem;
}

/* PROJECTS SECTION */

.projects{
    position: relative;
    width: 100%;
    height: 100vh;
    display: grid;
    justify-content: center;
    align-items: center;
    padding: 70px 10% 0;
    background:#1f242d;
}

.background-title-projects{
  position: absolute;
  font-size: 12rem;
  font-weight: bold;
  top: -3rem;
  right: 0;
  color: #2d343f;
  z-index: 0;
}

@media only screen and (max-width: 660px) {
  .background-title-projects{
    font-size: 4rem;
    top:2rem;
  }
}

.ag-courses_box {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: start;
    -ms-flex-align: start;
    align-items: flex-start;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    z-index: 999;
  
    padding: 50px 0;
  }
  .ag-courses_item {
    -ms-flex-preferred-size: calc(33.33333% - 30px);
    flex-basis: calc(33.33333% - 30px);
  
    margin: 0 15px 30px;
  
    overflow: hidden;
  
    border-radius: 28px;
  }
  .ag-courses-item_link {
    display: block;
    padding: 30px 20px;
    background-color: #121212;
  
    overflow: hidden;
    text-decoration: none;
    position: relative;
  }
  .ag-courses-item_link:hover,
  .ag-courses-item_link:hover .ag-courses-item_date {
    text-decoration: none;
    color: #FFF;
  }
  .ag-courses-item_link:hover .ag-courses-item_bg {
    -webkit-transform: scale(10);
    -ms-transform: scale(10);
    transform: scale(10);
  }
  .ag-courses-item_title {
    min-height: 87px;
    margin: 0 0 25px;
  
    overflow: hidden;
  
    font-weight: bold;
    font-size: 30px;
    color: #FFF;
  
    z-index: 2;
    position: relative;
  }
  .ag-courses-item_date-box {
    font-size: 18px;
    color: #FFF;
  
    z-index: 2;
    position: relative;
  }
  .ag-courses-item_date {
    font-weight: bold;
    color: #f9b234;
  
    -webkit-transition: color .5s ease;
    -o-transition: color .5s ease;
    transition: color .5s ease
  }
  .ag-courses-item_bg {
    height: 128px;
    width: 128px;
    background-color: #f9b234;
  
    z-index: 1;
    position: absolute;
    top: -75px;
    right: -75px;
  
    border-radius: 50%;
  
    -webkit-transition: all .5s ease;
    -o-transition: all .5s ease;
    transition: all .5s ease;
  }
  .ag-courses_item:nth-child(2n) .ag-courses-item_bg {
    background-color: #3ecd5e;
  }
  .ag-courses_item:nth-child(3n) .ag-courses-item_bg {
    background-color: #e44002;
  }
  .ag-courses_item:nth-child(4n) .ag-courses-item_bg {
    background-color: #952aff;
  }
  .ag-courses_item:nth-child(5n) .ag-courses-item_bg {
    background-color: #cd3e94;
  }
  .ag-courses_item:nth-child(6n) .ag-courses-item_bg {
    background-color: #4c49ea;
  }
  
  
  
  @media only screen and (max-width: 979px) {
    .ag-courses_item {
      -ms-flex-preferred-size: calc(50% - 30px);
      flex-basis: calc(50% - 30px);
    }
    .ag-courses-item_title {
      font-size: 24px;
    }
  }
  
  @media only screen and (max-width: 767px) {
    .ag-format-container {
      width: 96%;
    }
  
  }
  @media only screen and (max-width: 639px) {
    .ag-courses_item {
      -ms-flex-preferred-size: 100%;
      flex-basis: 100%;
    }
    .ag-courses-item_title {
      min-height: 72px;
      line-height: 1;
  
      font-size: 24px;
    }
    .ag-courses-item_link {
      padding: 22px 40px;
    }
    .ag-courses-item_date-box {
      font-size: 16px;
    }
  }

/* KEYFRAMES ANIMATION */
@keyframes slideRight{
    0%{
        transform: translateX(-100px);
        opacity: 0;
    }

    100%{
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideTop{
    0%{
        transform: translateY(100px);
        opacity: 0;
    }

    100%{
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideBottom{
    0%{
        transform: translateY(-100px);
        opacity: 0;
    }

    100%{
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideLeft{
    0%{
        transform: translateX(100px);
        opacity: 0;
    }

    100%{
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes zoomIn{
    0%{
        transform: scale(0);
        opacity: 0;
    }

    100%{
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes floatImage{
    0%{
        transform: translateY(0);
    }

    50%{
        transform: translateY(-24px);
    }

    100%{
        transform: translateY(0);
    }
}