* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root{
    --text-color: white;
    --bg-url: url(assets/bg-mobile.jpg);
    --stroke-color: rgba(255, 255, 255, 0.5);
    --surface-color: rgba(255, 255, 255, 0.1);
    --surface-color-hover: rgba(255, 255, 255, 0.02);
    --highlight-color: rgba(255, 255, 255, 0.2);
    --switch-bg-url: url(./assets/MoonStars.svg);
}
.light{
    --text-color: black;
    --bg-url: url(assets/bg-mobile-light.jpg);
    --stroke-color: rgba( 0, 0, 0, 0.5);
    --surface-color: rgba(0, 0, 0, 0.1);
    --surface-color-hover: rgba(0, 0, 0, 0.02);
    --highlight-color: rgba(0, 0, 0, 0.1);
    --switch-bg-url: url(./assets/Sun.svg);
}
body {
    background: var(--bg-url) no-repeat top center/cover;
}
body *{
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
}
#container {
    width: 360px;
    margin: auto;
    margin-top: 56px;
}
/* PROFILE */
#profile img{
    width: 112px;
    display: block;
    margin: auto;
}
#profile p{
    font-weight: 500;
    font-size: 16px;
    line-height: 24px;
    text-align: center;
    margin-top: 8px;
    margin-bottom: 20px;
}
/* SWITCH */
#switch{
    position: relative;
    width: 64px;
    margin: 4px auto;
}
#switch button {
    width: 32px;
    height: 32px;
    background-color: white no-repeat center;
    border: 0px;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    z-index: 1;
    transform: translateY(-50%);
    animation: slide-back 0.4s ;
}
.light #switch button{
    animation: slide-in 0.4s forwards;
}
#switch button:hover{
    outline: 8px solid var(--highlight-color);
}
#switch span {
    display: block;
    width: 64px;
    height: 24px;
    background: var(--surface-color);
    border: 1px solid var(--stroke-color);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 9999px;
}
/* links - lista */
ul{
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;

    padding: 24px 0;
}
ul li a{
    display: flex;
    align-items: center;
    justify-content: center;

    padding: 16px 24px;

    background: var(--surface-color);
    border: 1px solid var(--stroke-color);
    border-radius: 8px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    text-decoration: none;
    font-weight: 500;
    transition: background 0.2s;
}
ul li a:hover{
    background:  var(--surface-color-hover);
    border: 1.5px solid var(--text-color);
}
/* social links */
#social_links{
    display: flex;
    justify-content: center;
    padding: 24px 0;
    font-size: 24px;
}

#social_links a{
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    transition: background 0.2s;
    border-radius: 50%;
}

#social_links a:hover{
    background: var(--highlight-color); 
}

footer{
    padding: 24px 0px;
    text-align: center;
    font-size: 14px;
}
@keyframes slide-in{
    from  {
        left: 0;
    }
    to{
        left: 50%;
    }
}

@keyframes slide-back{
    from {
        left: 50%;
    }
    to{
        left: 0;
    }
}