:root{
    /* colors */
    --selective-yellow: hsl(42, 94%, 55%);
    --eerie-black-1: hsl(0, 0%, 9%);
    --eerie-black-2: hsl(180, 3%, 7%);
    --quick-silver: hsl(0, 0%, 65%);
    --radical-red: hsl(351, 83%, 61%);
    --light-gray: hsl(0, 0%, 80%);
    --isabelline: hsl(36, 33%, 94%);
    --gray-x-11: hsl(0, 0%, 73%);
    --kappel_15: hsla(170, 75%, 41%, 0.15);
    --platinum: hsl(0, 0%, 90%);
    --gray-web: hsl(0, 0%, 50%);
    --black_80: hsla(0, 0%, 0%, 0.8);
    --white_50: hsla(0, 0%, 100%, 0.5);
    --black_50: hsla(0, 0%, 0%, 0.5);
    --black_30: hsla(0, 0%, 0%, 0.3);
    --kappel: hsl(170, 75%, 41%);
    --white: hsl(0, 0%, 100%);
    /* color */
    --gradient: linear-gradient(-90deg,hsl(151, 58%, 46%) 0%,hsl(170, 75%, 41%) 100%);
    /* typography */
    --ff-league_spartan: 'League Spartan', sans-serif;
    --ff-poppins: 'Poppins', sans-serif; 

    --fs-1: 4.2rem;
    --fs-2: 3.2rem;
    --fs-3: 2.3rem;
    --fs-4: 1.8rem;
    --fs-5: 1.5rem;
    --fs-6: 1.4rem;
    --fs-7: 1.3rem;

    --fw-500: 500;
    --fw-600: 600;
      /* spacing */
      --section-padding: 75px;
      /*Shadow  */
    --shadow-1: 0 6px 15px 0 hsla(0, 0%, 0%, 0.05);
    --shadow-2: 0 10px 30px hsla(0, 0%, 0%, 0.06);
    --shadow-3: 0 10px 50px 0 hsla(220, 53%, 22%, 0.1);
    /* Border-radius */
    --radius-pill: 500px;
    --radius-circle: 50%;
    --radius-3: 3px;
    --radius-5: 5px;
    --radius-10: 10px;
    /* Transition */
    --transition-1: 0.25s ease;
    --transition-2: 0.5s ease;
    --cubic-in: cubic-bezier(0.51, 0.03, 0.64, 0.28);
    --cubic-out: cubic-bezier(0.33, 0.85, 0.4, 0.96);
    *,*::before,*::after {
        margin:0;
        padding:0;
        box-sizing: border-box;
    }
    li{list-style:none; }
    a,
    img,
    span,
    data,
    input,
    button,
    ion-icon{display:block;}
    a{
        color:black;
        text-decoration:none;
    }
    img{height:auto;}
    input,button{
    background: none;
    border: none;
    font:inherit;
    }
    input{width:100%;}
    button{cursor:pointer;}
    ion-icon{pointer-events:none};
    address{font-style: normal;}
    html{
       font-family: var(--ff-poppins); 
       font-size: 10px;
       scroll-behavior: smooth;
    }
    body{
        background-color: var(--white);
        color: var(--gray-web);
        font-size: 1.6rem;
        line-height:1.75;
        height:400vh;
    }
    :font-visible{outline-offset: 4px;}
    :-webkit-scrollbar{width:10px;}
    ::-webkit-scrollbar-track{background-color:hsl(0, 0%, 98%) ;}
    ::-webkit-scrollbar-thumb{background-color:hsl(0, 0%, 80%) ;}
    ::-webkit-scrollbar-thumb:hover{background-color:hsl(0, 0%, 70%) ;}
}
.navbar,.header .btn{
    display:none;
}
.container{
    padding-inline:15px;
}
.section{
    padding-block: var(--section-padding);
}
.shape{
    position:absolute;
    display:none;
}
.has-bg-image{
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.h1,.h2,.h3{
    color:var(--eerie-black-1);
    font-family: var(--ff-league_spartan);
    line-height: 1;
}
.h1,.h2{
    font-weight: var(--fw-600);
}
.h1{
    font-size: var(--fs-1);
}
.h2{
    font-size: var(--fs-2);
}
.h3{
    font-size: var(--fs-3);
    font-weight:var(--fw-500) ;
}
.section-title{
    --color:var(--radical-red);
    text-align: center;
}
.section-title .span{
    display: inline-block;
    color: var(--color);
}
.btn{
    background-color: var(--kappel);
    color:var(--white);
    font-family: var(--ff-league_spartan);
    font-size:var(--fs-4);
    display: flex;
    align-items: center;
    gap: 7px;
    max-width: max-content;
    padding: 2px 6px;
    border-radius:var(--radius-5);
    overflow: hidden;
}
.has-before,.has-after{
    position: relative;
    z-index: 1;
}
.has-before::before,
.has-after::after{
    position: absolute;
    content: "";
}
.btn::before{
    inset: 0;
    background-image: var(--gradient);
    z-index: -1;
    border-radius: inherit;
    transform:translate(-100%) ;
    transition: var(--transition-2);
}
.btn:is(:hover,:focus)::before{
     transform: translateX(0);
}
.img-holder{
    aspect-ratio: var(--width)/var(--height);
    background-color: var(--light-gray);
    overflow: hidden;
}
.img-cover{
    width:100%;
    height: 100%;
    object-fit: cover;
}
.hero{
    padding-block-start:calc(var(--section-padding)+80px);
}
.hero .container{
     display:grid;
     gap:40px;
}
.hero-text{
    color:var(--eerie-black-1);
    font-size: var(--fs-4);
    text-align: center;
    margin-block: 18px 20px;
}
.hero .btn{
    margin-inline: auto;
}
.hero-banner{
    display:grid;
    grid-template-columns: 1fr 0.8fr;
    align-items: flex-start;
    gap:30px;
}
.hero-banner .img-holder.one{
    border-top-right-radius:70px;
    border-bottom-left-radius: 110px; 
}
.hero-banner .img-holder.two{
   border-top-left-radius:50px ;
   border-bottom-right-radius: 90px; 
}
.header{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    background-color: var(--white);
    padding-block: 12px;
    box-shadow:var(--shadow-1);
    z-index:4;
}
.header.active{position:fixed;}
.header .container,.header-actions,.navbar .wrapper{
    display:flex;
    justify-content:space-between;
    align-items: center;
    gap:15px;
}
.header-action-btn,
.nav-close-btn{
    position:relative;
    color:var(--eerie-black-1);
    font-size: 24px;
    transition:var(--transition-1);
}
.header-action-btn:is(:hover, :focus){color:var(--kappel);}
.header-action-btn .btn-badge{
    position:absolute;
    top: -10px;
    right:-10px;
    background-color: var(--kappel);
    color:var(--white);
    font-family: var(--ff-league_spartan);
    font-size: var(--fs-6);
     min-width:15px; 
    height:30px; 
    border-radius: var(--radius-circle);
}
.navbar{
    position:fixed;
    top:0;
    left: -320px;
    background-color:var(--white) ;
    width: 100%;
    max-width: 320px;
    height:100%;
    z-index:2;
    transition: 0.25s var(--cubic-in);
}
.navbar.active{
    transform: translate(320px);
    transition: 0.5s var(--cubic-out);
}
.navbar .wrapper{
    padding:15px 20px;
    border-block-end:1px solid var(--platinum);
}
.nav-close-btn{
    background-color: var(--white);
    box-shadow: var(--shadow-2);
    padding:8px;
    border-radius:var(--radius-circle);
}
.nav-close-btn:is(:hover,:focus){
   background-color: var(--kappel); 
   color:var(--white);
}
.navbar-list{padding:15px 20px;}
.navbar-item:not(:last-child){border-block-end:1px solid var(--platinum);}
.navbar-link{
    padding-block: 8px;
    font-weight: var(--fw-500);
    transition: var(--transition-1);
}
.navbar-link:is(:hover,:focus){color:var(--kappel);}
.overlay{
   position:fixed;
   inset:0;
   background-color:var(--block_80) ;
   pointer-events:none;
   opacity:0;
   z-index: 1;
   transition: var(--transition-1);
}
.overlay.active{
    opacity:1;
    pointer-events:all;
}
.section-subtitle{
    font-size:var(--fs-5);
    text-transform:uppercase;
    font-weight: var(--fw-500);
    letter-spacing:1px;
    text-align:center;
    margin-block-end:15px;
}
.section-text{
    font-size:var(--fs-5);
    text-align:center;
    margin-block:15px 25px;
}
.grid-list{
    display:grid;
    gap:30px;
}
.category-card,.stats-card{background-color:hsla(var(--color),0.1);}
:is(.course,.blog) .section-title{margin-block-end:40px;}
.category .section-subtitle{
    color:var(--radical-red);
}
.category .section-title{
    color:var(--kappel);
}
.category .section-text{
    margin-block-end:40px;
}
.category-card{
   padding:50px 30px;
   text-align:center;
   border-radius:var(--radius-5);
}
.category-card .card-icon{
    background-color: hsla(var(--color),0.1);
    width:80px;
    height:80px;
    display:grid;
    place-items:center;
    border-radius: var(--radius-circle);
    margin-inline:auto;
    margin-block-end:30px;
}
.category-card .card-text{
    color:var(--eerie-black-1);
    font-size:var(--fs-5);
    margin-block:15px 25px;
}
.category-card .card-badge{
    background-color:hsla(var(--color),0.1);
    color:hsl(var(--color));
    font-size: var(--fs-5);
    font-weight: var(--fw-500);
    padding:2px 18px;
    max-width: max-content;
    margin-inline: auto;
    border-radius: var(--radius-5);
}
.about{
    padding-block-start:0;
    overflow: hidden;
}
.about .container{
    display:grid;
    gap:30px;  
}
.about-banner{
    position:relative;
    z-index:1;
}
.about-banner .img-holder{
    border-radius:var(--radius-10);
}
.about-shape-2{
    display:block;
    bottom:-100px;
    left:-60px;
    animation:bounce 2.5s infinite;
}
@keyframes bounce{
    0%,
    20%,
    50%,
    80%,
    100%{transform:translateY(0); }
    40%{transform:translateY(-30px);}
    60%{transform:translateY(-15px);}
}
.about :is(.section-subtitle,.section-text,.section-title){
    text-align: left;
}
.about-item{
   margin-block:15px;
   display:flex;
   align-items:center;
   gap:15px; 
}
.about-item ion-icon{
  color:var(--selective-yellow);
  font-size: 20px;
  --ionicon-stroke-width:50px; 
}
.about-item .span{
     color:var(--eerie-black-1); 
    font-family: var(--ff-league_spartan);
}
.course{
    background-color: var(--isabelline);
}
.course-card{
    position:relative;
    background-color: var(--white);
    border-radius:var(--radius-5);
    overflow:hidden;
}
.course-card .img-cover{transition:var(--transition-2);}
.course-card:is(:hover, :focus-within) .img-cover{transform:scale(1.1);}
.course-card :is(.abs-badge,.badge)
{
    font-family:var(--ff-league_spartan);
    border-radius:var(--radius-3);
}
.course-card .abs-badge{
    position:absolute;
    top:10px;
    right:10px;
    background-color:var(--selective-yellow) ;
    color:var(--white);
    display:flex;
    align-items: center;
    gap:5px;
    line-height: 1;
    padding:6px 8px;
    padding-block-end: 3px;
}
.course-card .abs-badge ion-icon{
    font-size:18px;
    margin-block-end:5px;
    --ionicon-stroke-width:50px;
}
.course-card .card-content{padding:25px;}
.course-card .badge{
    background-color: var(--kappel_15);
    max-width: max-content;
    color:var(--kappel);
    line-height:25px;
    padding-inline:10px;
}
.course-card .card-title{
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:2;
    overflow:hidden;
    margin-block: 15px 8px;
    transition:var(--transition-1);
}
.course-card .card-title:is(:hover,:focus){ color:var(--kappel);}
.course-card :is(.wrapper,.rating-wrapper,.card-meta-list,.card-meta-item){
    display:flex;
    align-items:center;
}
.course-card .wrapper{
    gap:10px;
}
.course-card .rating-wrapper{
    gap:3px;
}
.course-card .rating-wrapper ion-icon{color:var(--selective-yellow);}
.course-card .rating-text{
    color:var(--eerie-black-1);
    font-size:var(--fs-6);
    font-weight:var(--fw-500);
}
.course-card .price{
    color:var(--radical-red);
    font-family:var(--ff-league_spartan);
    font-size: var(--fs-4);
    font-weight:var(--fw-600);
    margin-block:8px 15px;
}
.course-card .card-meta-list{
    flex-wrap:wrap;
}
.course-card .card-meta-item{
    position:relative;
    gap:5px;
}
.course-card .card-meta-item:not(:last-child)::after{
    content:" ";
    display:inline-block;
    color:var(--platinum);
    padding-inline: 10px;
}
.course-card .card-meta-item  ion-icon{
   color:var(--quick-silver);
   --ionicon-stroke-width:50px;
}
.course-card .card-meta-item .span{
   color:var(--eerie-black-1);
   font-size: var(--fs-7);
}
.course .btn{
    margin-inline:auto;
    margin-block-start:60px;
}
.video{
    background-size:contain;
    background-position: center top;
}
.video-banner{
    position:relative;
    border-top-right-radius:80px;
    border-bottom-left-radius:120px ;
}
.video .play-btn{
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    background-color: var(--radical-red);
    font-size:30px;
    padding:16px;
    color:var(--white);
    border-radius:var(--radius-circle);
    box-shadow:0 0 0 0 var(--white_50);
    z-index:1;
    animation:pulse 3s ease infinite;
}
@keyframes pulse{
    0%{ box-shadow:0 0 0 0 var(--white_50);}
    100%{box-shadow:0 0 0 0 20px transparent;}
}
.video-banner::after{
    inset:0;
    background-color: var(--black_50);
}
.stats-card{
    text-align:center;
    padding:25px;
    border-radius:var(--radius-10);
}
.stats-card :is(.card-title,.card-text){
    font-family:var(--ff-league_spartan);
}
.stats-card .card-title{
    color:hsl(var(--color));
    font-size:var(--fs-2);
    line-height:1.1;
}
.stats-card .card-text{
    color:var(--eerie-black-1);
    text-transform: uppercase;
}
.blog-card .card-banner{border-radius: var(--radius-10);}
.blog-card .card-banner .img-cover{transition:var(--transition-2);}
.blog-card .card-banner::after{
    inset:0;
    background-color:var(--black_50) ;
    opacity:0;
    transition:var(--transition-2);
}
.blog-card:is(:hover, :focus-within) .card-banner .img-cover{transform:scale(1.1);}
.blog-card:is(:hover, :focus-within) .card-banner::after{opacity:1;}
.blog-card .card-content{
    position:relative;
    margin-inline:15px;
    background-color: var(--white);
    padding:20px;
    border-radius:var(--radius-10);
    box-shadow:var(--shadow-3);
    margin-block-start: -100px;
    z-index:1;
}

.blog-card .card-btn{
    position:absolute;
    top:-40px;
    right:30px;
    background-color:var(--kappel) ;
    color:var(--white);
    font-size:20px;
    padding:20px;
    border-radius: var(--radius-circle);
    transition:var(--transition-1);
    opacity:0;
}
.blog-card .card-btn:is(:hover, :focus){background-color: var(--radical-red);}
.blog-card:is(:hover,:focus-within) .card-btn{
    opacity:1;
    transform:translateY(20px);
}
.blog-card :is(card-meta-item,.card-text,.card-subtitle){
font-size:var(--fs-5);
}
.blog-card .card-subtitle{text-transform: uppercase;}
.blog-card .card-title{
    margin-block:10px 15px;
    transition:var(--transition-1);
}
.blog-card .card-title:is(:hover,:focus){
    color:var(--kappel);
}
.blog-card :is(.card-meta-list,.card-meta-item){display:flex;}
.blog-card .card-meta-list{
    flex-wrap:wrap;
    gap:10px 20px;
    margin-block-end:20px;
}
.blog-card .card-meta-item{
    gap:10px;
    align-items:center;
    color:var(--eerie-black-1)
}
.blog-card .card-meta-item ion-icon{
    color:var(--kappel);
    font-size:18px;
    --ionicon-stroke-width:40px;
}
/* Footer */
.footer{
    background-color: var(--eerie-black-2);
    background-repeat: no-repeat;
    color:var(--gray-x-11);
    font-size:var(--fs-5);
}
.footer-top{
    display:grid;
    gap:30px;
}
.footer-brand-text{
    margin-block:20px;
}
.footer-brand .wrapper{
    display:flex;
    gap:5px;
}
.footer-brand .wrapper .span{
       font-weight: var(--fw-500);
}
.footer-list .footer-link{
    color:var(--white_50);
}
 .footer-link:is{
    /* color:var(--white); */
    transition:var(--transition-1);
   
}
.footer-link:is(:hover,:focus){color:var(--kappel);}
.footer-list-title{
    color:var(--white);
    font-family:var(--ff-league_spartan);
    font-size: var(--fs-3);
    font-weight: var(--fw-600);
    margin-block-end: 10px;
}
.footer-list .footer-link{padding-block:5px;}
.newsletter-form{margin-block:20px 35px;}
.newsletter-form .input-field{
    background-color: var(--white);
    padding:12px;
    border-radius: var(--radius-5);
    margin-block-end: 20px;
}
.newsletter-form .btn{
    min-width:100%;
    justify-content: center;
}
.social-list{
    display:flex;
    gap:25px;
}
.social-link{font-size:20px;}
.footer-bottom{
    border-block-start:1px solid var(--eerie-black-1);
    padding-block:30px;
}
.copyright{
    text-align: center;
}
.copyright-link{
    color:var(--kappel);
    display:inline-block;
}
.back-top-btn{
    position:fixed;
    bottom:40px;
    right:30px;
    background-color: var(--kappel);
    color:var(--white);
    font-size:20px;
    padding:15px;
    border-radius: var(--radius-circle);
    z-index:3;
    opacity:0;
    pointer-events: none;
    transition: var(--transition-1);
}
.back-top-btn .active{
   transform: translateY(10px); 
   opacity:1;
   pointer-events: all;
}
/* Media Queries */
@media(min-width:575px){
   .container{
    max-width: 520px;
    width:100%;
    margin-inline:auto;
   } 
   .gridlist{grid-template-columns:1fr 1fr;}
   :is(.course,.blog).grid-list{grid-template-columns:1fr;}
   .header .container{max-width:unset;}
   .header-actions{gap:30px;}
   .hero-banner{grid-template-columns:1fr 0.9fr;}
   .video .play-btn{padding:25px;}
   .stats-card{padding:40px 30px;}
   .footer-brand,.footer-list:last-child{grid-column:1/3;}
   .newsletter-form{
    display:flex;
    align-items: center;
    gap:10px;
   }
   .newsletter-form .input-field{margin-block-end: 0;}
   .newsletter-form .btn{
    min-width: max-content;
   }
}
/* Responsive for large than 768px screen */
@media(min-width:768px){
   :root{
    --fs-1:4.6rem;
    --fs-2:3.8rem;
   } 
   .container{max-width:720px;}
   .btn{padding:15px 30px;}
   :is(.course,.blog).grid-list{grid-template-columns: 1fr 1fr;}
   .header .container{
    padding-inline: 30px;
   }
   .header .btn{
    display:flex;
    padding:10px 30px;
    margin-inline: 20px;
   }
   .hero{padding-block-start: cal(var(--section-padding)+90px);}
   .hero .container{gap:50px;}
   .hero-text{margin-block-end:30px;}
   .hero-banner{
    position:relative;
    z-index:1;
   }
   .hero-banner .img-holder{max-width:max-content;}
   .hero-banner .img-holder.one{justify-self: flex-end;}
   .hero-banner .img-holder.two{margin-block-start: 100px;}
   .hero-shape-1{
    display:flex;
    position: absolute;
    bottom:-40px;
    left:-10px;
   }
   .about{padding-block-start: 50px;}
   .about-banner{
    padding: 60px;
    padding-inline-end: 0;
   }
   .about-banner .img-holder{
    max-width:max-content;
    margin-inline:auto;
   }
   .about-shape-1{
    display:block;
    top:-40px;
    right:-70px;
   }
   .footer-brand,.footer-list:last-child{grid-column: auto;}
   .newsletter-form .btn{padding-block:10px;}
 }
 @media(min-width:992px){
    :root{
    --fs-1:5.5rem;
    --fs-2:4.5rem;
    }
    .container{max-width: 960px;}
    .grid-list{grid-template-columns: repeat(4,1fr);}
    :is(.course,.blog) .grid-list{grid-template-columns:repeat(3,1fr) ;}
    .hero .container{
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }
    .hero .section-title,.hero-text{text-align: left;}
    .hero .btn{margin-inline:0;}

    .about .container{
        grid-template-columns: 1fr 0.6fr;
        align-items: center;
        gap:60px;
    }
    .video-banner{
        max-width: 75%;
        margin-inline:auto;
    }
    .footer .grid-list{grid-template-columns:1fr 0.6fr 0.6fr 1.2fr ;}
 }
 @media(min-width:1200px){
    :root{
        --fs-1:6.5rem;
        --section-padding:120px;
    }
    .container{max-width: 1185px;}
    .shape{display:block;}
    .about-content,.video-card,.blog{
        position: relative;
    }
    .header-action-btn:last-child,.navbar .wrapper,.overlay{display:none;}
    .header .active{
       transform:translateY(-100%) ; 
       animation: slideIn 0.5s ease forwards;
    }
    @keyframes slideIn{
        0%{transform:translateY(-100%);}
        100%{transform:translateY(0) ;}
    }
    .navbar,.navbar.active{all:unset;}
    .navbar-list{
        display: flex;
        gap:50px;
        padding:0;
    }
    .navbar-item:not(:last-child){border-block-end:none;}
    .navbar-link{
       color:var(--eerie-black-1) ;
       /* font-family:var(--ff-league_spartan) ; */
       padding-block:20px;
    }
    .header .btn{margin-inline-end: 0;}
    .hero{padding-block-start:calc(var(--section-padding)+120px) ;}
    .hero .container{
        gap:80px;
    }
    hero-shape-2{
        top:-80px;
        z-index: -1;
    }
    .about .container{gap:110px;}
    .about-banner .img-holder{margin-inline: 0;}
    .about-shape-3{
        top:-20px;
        left:-100px;
        z-index:-1;
    }
    .about-content{z-index: 1;}
    .about-shape-4{
        top:30px;
        right:-60px;
        z-index:-1;
    }
    .video-shape-1{
        top:-50px;
        left:0;
    }
    .video-shape-2{
        top:-80px;
        right:120px;
        z-index: 1;
    }
    .blog shape{
        top:0;
        left:0;
    }
 }
 .wrapper .footer-link{
    color:var(--white_50);
 }
 .social-link{
    color:white;
 }