@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&family=Ubuntu:wght@400;500;700&display=swap');

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

.container{
  position: relative;
  width: 100%;
  min-height: 100vh;
  background-color: #fff;
  overflow: hidden;
}
.container:before{
  content: '';
  position: absolute;
  width: 2000px;
  height: 2000px;
  border-radius: 50%;
  background: linear-gradient(-45deg, #ED213A, #93291E);
  top: -10%;
  right: 48%;
  transform: translateY(-50%);
  z-index: 6;
  transition: 1.8s ease-in-out;
}
.forms-container{
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}
.signin-signup{
  position: absolute;
  top: 50%;
  left: 75%;
  transform: translate(-50%, -50%);
  width: 50%;
  display: grid;
  grid-template-columns: 1fr;
  z-index: 5;
  transition: 1s 0.7s ease-in-out;
}
form{
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 0 5rem;
  overflow: hidden;
  grid-column: 1 / 2;
  grid-row: 1 / 2;
  transition: 0.2s 0.7s ease-in-out;
}
form.sign-in-form{
  z-index: 2;
}
form.sign-up-form{
  z-index: 1;
  opacity: 0;
}
.title{
  font-size: 2.2rem;
  color: #444;
  margin-bottom: 10px;
}
.input-field{
  max-width: 380px;
  width: 100%;
  height: 55px;
  background-color: #f0f0f0;
  margin: 10px 0;
  border-radius: 55px;
  display: grid;
  grid-template-columns: 15% 85%;
  padding: 0 .4rem;
}
.input-field i{
  text-align: center;
  line-height: 55px;
  color: #acacac;
  font-size: 1.1rem;
}
.input-field input{
  background: none;
  outline: none;
  border: none;
  line-height: 1;
  font-weight: 600;
  font-size: 1.1rem;
  color: #333;
}
.input-field input::placeholder{
  color: #aaa;
  font-weight: 500;
}
.social-media {
  display: flex;
  justify-content: center;
}
.social-icon {
  height: 46px;
  width: 46px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 0.45rem;
  color: #333;
  border-radius: 50%;
  border: 1px solid #333;
  text-decoration: none;
  font-size: 1.1rem;
  transition: 0.3s;
}
.social-icon:hover {
  color: #93291E;
  border-color: #93291E;
}
.btn{
  width: 150px;
  height: 49px;
  border: none;
  outline: none;
  border-radius: 49px;
  cursor: pointer;
  background-color: #93291E;
  color: #fff;
  text-transform: uppercase;
  font-weight: 600;
  margin: 10px 0;
  transition: .5s;
}
.btn:hover{
  background-color: #ED213A;
}
.panels-container{
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
.panel{
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: space-around;
  text-align: center;
  z-index: 7;
}
.left-panel{
  pointer-events: all;
  padding: 3rem 17% 2rem 12%;
}
.right-panel{
  pointer-events: none;
  padding: 3rem 12% 2rem 17%;
}
.panel .content{
  color: #fff;
  transition: .9s .6s ease-in-out;
}
.panel h3{
  font-weight: 600;
  line-height: 1;
  font-size: 1.5rem;
}
.panel p{
  font-size: 0.95rem;
  padding: 0.7rem 0;
}
.btn.transparent{
  margin: 0;
  background: none;
  border: 2px solid #fff;
  width: 130px;
  height: 41px;
  font-weight: 600;
  font-size: 0.8rem;
}
.image{
  width: 100%;
  transition: 1.1s .4s ease-in-out;
}
.right-panel .content, .right-panel .image{
  transform: translateX(800px);
}

/* ANIMATION */

.container.sign-up-mode:before{
  transform: translate(100%, -50%);
  right: 52%;
}
.container.sign-up-mode .left-panel .image,
.container.sign-up-mode .left-panel .content{
  transform: translateX(-800px);
}
.container.sign-up-mode .right-panel .content,
.container.sign-up-mode .right-panel .image{
  transform: translateX(0px);
}
.container.sign-up-mode .left-panel{
  pointer-events: none;
}
.container.sign-up-mode .right-panel{
  pointer-events: all;
}
.container.sign-up-mode .signin-signup{
  left:25%
}
.container.sign-up-mode form.sign-in-form{
  z-index: 1;
  opacity: 0;
}
.container.sign-up-mode form.sign-up-form{
  z-index: 2;
  opacity: 1;
}

@media (max-width: 870px){

  .container{
    min-height: 800px;
    height: 100vh;
  }
  .container:before{
    width: 1500px;
    height: 1500px;
    left: 30%;
    bottom: 68%;
    transform: translateX(-50%);
    right: initial;
    top: initial;
    transition: 2s ease-in-out;
  }
  .signin-signup{
    width: 100%;
    left: 50%;
    top: 95%;
    transform: translate(-50%, -100%);
    transition: 1s 0.8s ease-in-out;
  }
  .panels-container{
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 2fr 1fr;
  }
  .panel{
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    padding: 2.5rem 8%;
  }
  .panel .content{
    padding-right: 15%;
    transition: 0.9s 0.8s ease-in-out;
  }
  .panel h3{
    font-size: 1.2rem;
  }
  .panel p{
    font-size: 0.7rem;
    padding: 0.5rem 0;
  }
  .btn.transparent{
    width: 110px;
    height: 35px;
    font-size: 0.7rem;
  }
  .image{
    width: 200px;
    transition: 0.9s 0.6s ease-in-out;
  }
  .left-panel{
    grid-row: 1 / 2;
  }
  .right-panel{
    grid-row: 3 / 4;
  }
  .right-panel .content, .right-panel .image{
    transform: translateY(300px);
  }
  .container.sign-up-mode:before{
    transform: translate(-50%, 100%);
    bottom: 32%;
    right: initial;
  }
  .container.sign-up-mode .left-panel .image,
  .container.sign-up-mode .left-panel .content{
    transform: translateY(-300%);
  }
  .container.sign-up-mode .signin-signup{
    top: 5%;
    transform: translate(-50%, 0);
    left: 50%;
  }
}
@media (max-width: 570px){
  form{
    padding: 0 1.5rem;
  }
  .image{
    display: none;
  }
  .panel .content{
    padding: 0.5rem 1rem;
  }
  .container:before{
    bottom: 72%;
    left: 50%;
  }
  .container.sign-up-mode:before{
    bottom: 28%;
    left: 50%;
  }
}