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

:root {
    font-size: 100%;
    --primary: oklch(0.31 0.1 265.42);
    --white: oklch(100% 0 0);
    --greyLight-1: oklch(93.77% 0.015 257.2);
    --greyLight-2: oklch(85.86% 0.033 270.41);
    --greyLight-3: oklch(83.4% 0.041 269.92);

    --shadow: .3rem .3rem .6rem var(--greyLight-2),
             -.2rem -.2rem .5rem var(--white);
    --inner-shadow: inset .2rem .2rem .5rem var(--greyLight-2),
                    inset -.2rem -.2rem .5rem var(--white);
    --radial-gradient: radial-gradient(ellipse at center, var(--white) 0%, var(--greyLight-1) 100%);
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--greyLight-1);
    font-family: 'Inter', sans-serif;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    margin: 0;
flex-wrap: wrap;
}

.container {
    display: flex;
    flex-direction:column;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    margin: 1rem;
    padding: 1rem;
}

.container p {
    transform: translateY(-2.7rem);
    color: rgb(56, 75, 130);
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
    white-space: nowrap;
}

.circle {
    width: 7rem;
    height: 100%;
    justify-self: center;
    display: grid;
    grid-template-rows: 1fr;
    justify-items: center;
    align-items: center;
}

.circle__btn {
    grid-row: 1 / 2;
    grid-column: 1 / 2;
    width: 6rem;
    height: 6rem;
    display: flex;
    margin: .6rem;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    font-size: 2.5rem;
    text-align: center;
    color: var(--primary);
    z-index: 300;
    background-color: var(--greyLight-1);
    background: var(--greyLight-1);
    box-shadow: var(--shadow);
    cursor: pointer;
    position: relative;
}

.circle__btn.shadow {
    box-shadow: var(--inner-shadow);
}

.circle__btn .fa-play {
    position: absolute;
    transform: translateX(4px);
    opacity: 0;
    transition: all 200ms linear;
}

.circle__btn .fa-play.visibility {
    opacity: 1;
}

.circle__btn .fa-pause {
    position: absolute;
    transition: all 200ms linear;
}

.circle__btn .fa-pause.visibility {
    opacity: 0;
}

.circle.paused .circle__back-1,
.circle.paused .circle__back-2 {
    animation-play-state: paused;
    filter: opacity(0%);
    transition: filter 2000ms ease;
}

.circle.paused .circle__btn .fa-play {
    opacity: 1;
}

.circle.paused .circle__btn .fa-pause {
    opacity: 0;
}

.circle__back-1,
.circle__back-2 {
    grid-row: 1 / 2;
    grid-column: 1 / 2;
    width: 6rem;
    height: 6rem;
    border-radius: 50%;
    filter: blur(1px);
    z-index: 100;
}

.circle__back-1 {
    box-shadow: .4rem .4rem .8rem var(--greyLight-2),
        -.4rem -.4rem .8rem var(--white);
    background: linear-gradient(to bottom right, var(--greyLight-2) 0%, var(--white) 100%);
    animation: 2s linear infinite waves;
}

.circle__back-2 {
    box-shadow: .4rem .4rem .8rem var(--greyLight-2),
        -.4rem -.4rem .8rem var(--white);
    animation: 2s linear 1s infinite waves;
}

@keyframes waves {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        opacity: 1;
    }

    100% {
        transform: scale(2);
        opacity: 0;
    }
}
@media screen and (max-width: 440px) {
    body {
        flex-wrap: wrap;
    }
    .container {
        margin: 1rem;
        padding: 1rem;
    }
    
    .container p {
        transform: translateY(-2rem);
        font-size: .9rem;
    }

    .circle {
        width: 6rem;
    }
        
    .circle__btn {
        width: 5rem;
        height: 5rem;
        font-size: 2rem;
    }

    .circle__btn .fa-play {
        transform: translateX(2px);
    }

    .circle__back-1,
    .circle__back-2 {
    width: 5rem;
    height: 5rem;
    }
}   

@media screen and (min-width: 441px) and (max-width: 740px) {

    body {
        flex-wrap: wrap;
    }
    .container {
        margin: 1rem;
        padding: 1rem;
    }
    
    .container p {
        transform: translateY(-2rem);
        font-size: .9rem;
    }

    .circle {
        width: 6rem;
    }
        
    .circle__btn {
        width: 5rem;
        height: 5rem;
        font-size: 2rem;
    }

    .circle__btn .fa-play {
        transform: translateX(2px);
    }

    .circle__back-1,
    .circle__back-2 {
    width: 5rem;
    height: 5rem;
    }
}

footer {
    background-color: var(--greyLight-1);
    font-family: 'Inter', sans-serif;
    
   
}


.footer {
  position: relative;
  left: 0;
  bottom: 0;
  width: 100%;
  text-align: center;
}