/* Google fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=League+Spartan:wght@100..900&display=swap');
/* Variable css */
:root{
/* colors */
/* color mode HSL(hue, saturation, lightness) */
--radical-red: hsl(351, 83%, 61%);
--kappel: hsl(170, 75%, 41%);
--light-gray: hsl(0, 0%, 80%);
--eerie-black-1: hsl(0, 0%, 9%);
--eerie-black-2: hsl(180, 3%, 7%);
--selective-yellow: hsl(42, 94%, 55%);
--quick-silver: hsl(0, 0%, 65%);
--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%, 0.3);
--black_30: hsla(0, 0%, 0%, 0.3);
--white: hsl(0, 0%, 100%);

/* gradient color */
--gradient: linear-gradient(-90deg,hsl(151, 77%, 67%) 0%,hsl(170, 85%, 46%) 100%);

/* font and typography */
--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;
--ff-poppins:"Poppins", sans-serif;
--ff-league_spartan: "League Spartan", sans-serif;

/* spacing */
--section-padding: 75px;

/* shadow */
--shadow-1: 0 6px 15px 0 hsla(0, 0%, 0.05);
--shadow-2: 0 10px 30px  hsla(0, 0%, 0%, 0.06);
--shadow-3: 0 6px 15px 0 hsla(220, 53%, 22%, 0.1);

/* 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);
}
/* Reset */
*,
*::before,
*::after{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
li{
  list-style-type: none;
}
a,
img,
span,
data,
input,
button{
  display: block;
}
a{
  color: inherit;
  text-decoration: none;
}
img{
  height: auto;
}
input,
button{
  background: none;
  border: none;
  font: inherit;
}
input{
  width: 100%;
}
button{
  cursor: pointer;
}
address{
  font-size: 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;
}
:focus-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%);
}

/* -------------Header---------------- */

.header .btn{
  display: none;
}
.header{
  position: fixed;
  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(--selective-yellow);
}
.header-action-btn .btn-badge{
  position: absolute;
  top: -10px;
  right: -10px;
  background-color: var(--selective-yellow);
  color: var(--white);
  font-family: var(--ff-league_spartan);
  font-size: var(--fs-6);
  min-width: 20px;
  height: 20px;
  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: translateX(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(--selective-yellow);
  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(--selective-yellow);
}
.overlay{
  position: fixed;
  inset: 0;
  background-color: var(--black_80);
  pointer-events: none;
  opacity: 0;
  z-index: 1;
  transition: var(--transition-1);
}
.overlay.active{
  opacity: 1;
  pointer-events: all;
}
/* -----------Reused style----------- */

.container{
  padding-inline: 15px;
}
.section{
  padding-block: var(--section-padding);
}
.has-bg-image{
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  position: relative;
}
.has-bg-image .waves{
  position: absolute;
  bottom: 0;
  width: 100%;
  left: 0;
}
.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: 10px 20px;
  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;
} 
.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, .teacher) .section-title{
  margin-block-end: 40px;
}
/* ----------Hero------------ */
.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: 10px;
border-bottom-left-radius: 80px;
}

.hero-banner .img-holder.two{
  border-top-left-radius: 50px;
  border-bottom-right-radius: 50px;
  }
  
  /* ----------Category----------- */
  .category .section-subtitle{
    color: var(--radical-red);
  }
  .category .section-title{
    color: var(--eerie-black-1);
  }
  .category .section-title .span{
    color: var(--kappel);
  }
  .category .section-text{
    margin-block-end: 40px;
  }
  .category-card{
    border: 1px solid var(--kappel);
    padding: 50px 30px;
    text-align: center;
    border-radius: var(--radius-5);
  }
  .category-card .card-icon{
    background-color: hsla(var(--color), 0.1);
    width: 100px;
    height: 100px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-circle);
    margin-inline: auto;
    margin-block-end: 30px;
    border: 1px solid var(--kappel);
  }
  .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);
    margin-block: 28px 12px;
    border: 1px solid var(--kappel);
  }
  /* -------------------- About us --------------- */
  .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 :is(.section-subtitle, .section-title, .section-text){
    text-align: left;
  }
.about-item{
  margin-block: 15px;
  display: flex;
  align-items: center;
  gap: 15px;
}
.about-item i{
  color: var(--selective-yellow);
  font-size: 20px;
  --i-stroke-width: 50px;
}
.about-item .span{
  color: var(--eerie-black-1);
  font-family: var(--ff-league_spartan);
}
 
/* ---------------Courses--------------- */
.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;
  left: 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 i{
  font-size: 18px;
  margin-block-end: 5px;
  --i-stroke-width: 50px;
}
.course-card .card-content{
  padding: 25px;
}
.course-card .badge{
  background-color: var(--kappel);
  max-width: max-content;
  color: var(--white);
  line-height: 25px;
  padding-inline: 18px;
}
.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 i{
  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 i{
  color: var(--kappel);
  --i-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;
}

/* -------------Review---------------- */

.stats h2{
  line-height: 1;
  margin-bottom: 10px;
}
.stats-card{
  text-align: center;
  padding: 25px;
  border-radius: var(--radius-10);
  border: 1px solid darkcyan;
}
.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-3);
  line-height: 1.1;
}
.stats-card .card-text{
  color: var(--eerie-black-1);
  text-transform: uppercase;
}
/* ------------Blog-------------------- */
.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-1);
}
.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: -30px;
  right: 30px;
  background-color: var(--selective-yellow);
  color: var(--white);
  font-size: 15px;
  padding: 10px;
  border-radius: 10px;
  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(10px);
}
.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 i{
  color: var(--radical-red);
  font-size: 18px;
  --i-stroke-width: 40px;
}
/* --------------------Our Teacher--------------------- */
.teacher-card .card-banner{
  border-radius: var(--radius-10);
}
.teacher-card .card-banner .img-cover{
  transition: var(--transition-2);
}
.teacher-card .card-banner::after{
  inset: 0;
  background-color: var(--black_50);
  opacity: 0;
  transition: var(--transition-1);
}
.teacher-card:is(:hover, :focus-within) .card-banner .img-cover{
  transform: scale(1.1);
}
.teacher-card:is(:hover, :focus-within) .card-banner::after{
  opacity: 1;
}
.teacher-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;
}


.teacher-card :is( .card-text, .card-subtitle){
  font-size: var(--fs-5);
}
.teacher-card .card-subtitle{
  text-transform: uppercase;
}
.teacher-card .card-title{
margin-block: 10px 15px;
transition: var(--transition-1);

}
.teacher-card .card-title:is(:hover, :focus){
  color: var(--kappel);
}

/* --------------Footer---------------- */
.footer{
  background-repeat: no-repeat;
  background-color: var(--eerie-black-2);
  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-Link{
  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-family: 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;
  color: var(--white);
}
.social-Link:hover{
  color: var(--selective-yellow);
}
.footer-bottom{
  border-block-start: 1px solid var(--eerie-black-1);
  padding-block: 30px;
}
.copyright{
  text-align: center;
}
.copyright-Link{
  color: var(--selective-yellow);
  display: inline-block;
}
/* ---------back to top------------- */
.back-top-btn{
  position: fixed;
  bottom: 40px;
  right: 30px;
  background-color: var(--selective-yellow);
  color: var(--white);
  font-size: 20px;
  padding: 15px;
  border-radius: 10px;
  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_____________________ */
/* 575px */
@media (min-width: 575px){
  /* reused style */
  .container{
    max-width: 520px;
    width: 100%;
    margin-inline: auto;
  }
  .grid-list{
    grid-template-columns: 1fr 1fr;
  }
  :is(.course, .teacher, .blog) .grid-list{
    grid-template-columns: 1fr;
  }
  /* Header */
  .header .container{
    max-width: unset;
  }
  .header-actions{
    gap: 30px;
  }
  /* Hero */
  .hero-banner{
    grid-template-columns: 1fr 0.9fr;
  }
  /* stats */
  .stats-card{
    padding: 40px 30px;
  }
  /* footer */
  .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;
  }
   /* img */
   .image-banner{
    max-width: 75%;
    margin-inline: auto;
  }
}
/* 768px */
@media (min-width: 768px){
 /* custom property */
 :root{
  /* typography */
  --fs-1: 4.6rem;
  --fs-2: 3.8rem;
 }
   /* reused style */
   .container{
    max-width: 720px;
   }
   .btn{
    padding: 15px 30px;
   }
   :is(.course, .blog,.teacher) .grid-list{
    grid-template-columns: 1fr 1fr;
   }
   .header .container{
    padding-inline: 30px;
   }
   .header .btn{
    display: flex;
    padding: 10px 30px;
    margin-inline: 20px;
   }
   /* Hero */
   .hero{
    padding-block-start: calc(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;
   }
   /* About */
   .about{
    padding-block-start: 50px;
   }
   .about-banner{
    padding: 60px;
    padding-inline-end: 0;
   }
   .about-banner .img-holder{
    max-width: max-content;
    margin-inline: auto;
   }
   /* footer */
   .footer-brand,
   .footer-list:last-child{
    grid-column: auto;
   }
   .newsletter-form .btn{
    padding-block: 10px;
   }
    /* img */
    .image-banner{
      max-width: 75%;
      margin-inline: auto;
    }
}
/* 992px */
@media (min-width: 992px){
  /* custom property */
  :root{
    /* typography */
    --fs-1: 5.5rem;
    --fs-2: 4.5rem;
   } 
    /* reused style */
    .container{
      max-width: 960px;
    }
    .grid-list{
      grid-template-columns: repeat(4, 1fr);
    }
    :is(.course,.blog, .teacher) .grid-list{
      grid-template-columns: repeat(3, 1fr);
    }
    /* Hero */
    .hero .container{
      grid-template-columns: 1fr 1fr;
      align-items: center;
    }
    .hero .section-title,
    .hero-text{
      text-align: left;
    }
    .hero .btn{
      margin-inline: 0;
    }
    /* About */
    .about .container{
      grid-template-columns: 1fr 0.6fr;
      align-items: center;
      gap: 60px;
    }
    /* img */
    .image-banner{
      max-width: 75%;
      margin-inline: auto;
    }
    /* footer */
    .footer .grid-list{
      grid-template-columns: 1fr 0.6fr 0.6fr 1.2fr;
    }
}
/* 1200px */
@media (min-width: 1200px){
  /* custom property */
  :root{
    /* typography */
    --fs-1: 6.5rem;
   /* spacing */
   --section-padding: 120px;
}
/* reused style */
.container{
  max-width: 1185px;
}
.about-content,
.image-card,
.blog, .teacher{
  position: relative;
}

/* header */
.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 */
.hero{
  padding-block-start: calc(var(--section-padding) + 120px);
}
.hero .container{
  gap: 80px;
}
/* About */
.about .container{
  gap: 110px;
}
.about-banner .img-holder{
  margin-inline: 0;
}
.about-content{
  z-index: 1;
}
}