*,
*::before,
*::after{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'League Spartan', sans-serif;
}

:root{

    --dk-violet : hsl(268, 75%, 9%);
    --lt-violet : hsl(268, 47%, 21%);
    --lt-violet2 : hsl(281,89% , 26%);
    --vb-violet : hsl(285, 91%, 52%);
    --vb-violet2 : hsl(290, 70%, 36%);

    --vb-yellow : hsl(52, 100%, 62%);

    --pl-white : hsl(0, 0%, 100%);

    --vb-cyan: hsl(176, 100%, 44%);
    --vb-cyan : hsl(177, 92%, 70%);
    --dk-text : hsl(198, 20%, 13%);

}

body{
    width: 100vw;
    height: 120vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(10000deg, rgba(22, 6,40, 1) 0%, rgba(52, 28, 79,1 ) 50%, rgba(88,7, 125, 1) 100%);
    background-repeat: no-repeat;
}
.container{
    width: 100%;
    max-width: 400px;
    height: 300px;
    margin-top: -20rem;
}
h1{
    color: var(--pl-white);
    opacity: 0.75;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
    line-height: 1.2;
}
.display-container{
    position: relative;
    background-color: var(--dk-violet);
    border-radius: 1rem;
    border-bottom: 0.35rem solid var(--lt-violet2) ;
    margin: 1rem 0;
}

.display {
    width: 100%;
    background-color: transparent;
    padding: 1.15rem 1rem;
    color: var(--vb-yellow);
    font-weight: 600 ;
    font-size: 1.5rem;
    line-height: 30px;
    letter-spacing: 1px;
    padding-right: 3.25rem;
    border: none;
}
.display::placeholder{
    position: absolute;
    top: 50%;
    left: 1.5rem;
    font-size: 1.5rem;
    line-height: 30px;
    color: var(--vb-yellow);
    opacity: 0.65;
    text-transform: uppercase;   
    transform: translateY(-50%); 
}

.display-container button{
    position: absolute;
    top: 50%;
    right: 1.5rem;
    transform: translateY(-50%);
}
.input-container{
    width: 100%;
    background-color: var(--dk-violet);
    border-radius: 1rem;
    padding: 2rem;
    border-bottom: 0.35rem solid var(--lt-violet2) ;
}

.length-container{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.length-container p:nth-child(1){
    color: var(--pl-white);
    font-size: 1.5rem;
}
.length-container p:nth-child(2){
    color: var(--vb-yellow);
    font-size: 1.5rem;
}
.strength-container{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1.75rem;
    margin-bottom: 2rem;
}
.strength-container p{
    color: var(--pl-white);
    font-size: 1.5rem;
}
.indicator{
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%  ;
}
.generateButton{
    width: 100%;
    padding: 1rem 0;
    background-color: var(--vb-violet) ;
    text-align: center;
    border-radius: 0.75rem;
    border-bottom: 0.35rem solid var(--vb-yellow);
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--vb-yellow);
    font-weight: 600;
    font-size: 1.25rem;
}

.check{

    display: flex;
    align-items: center;
    margin: 1rem 0;
    gap: 0 1rem;
}

.check input{
    appearance: none;
    width: 20px;
    height: 20px;
    border: 1px solid var(--vb-cyan);
    cursor: pointer;
    position: relative;
    border-radius: 0.35rem;

}
.check input:checked{
    background-color: var(--vb-cyan);
}
.check input:checked::before{
    content: '✔';
    position: absolute;
    color: var(--dk-text);
    font-size: 1.05rem;
    font-weight: 600;
    left: 50%;
    top: -3.5px ;
    transform: translateX(-40%);
}
.check label{
    color: var(--pl-white);
    font-size: 1.25rem;
    letter-spacing: 0.75px;
}
.copyBtn{
    background-color: transparent;
    border: none;
    outline: none;
}
.tooltip{
    position: absolute;
    background-color: var(--vb-violet2);
    color: var(--vb-yellow);
    font-size: 1.25rem;
    top: -35px;
    left: -25px;
    padding: 5px 10px ;
    border-radius: 1rem;
    opacity: 0;
    transform: scale(0);
    transform-origin: bottom ;
    transition: all 250ms ease-in-out; 
}
.tooltip.active{
    opacity: 1;
    transform: scale(1);
}
.slider{
    appearance: none;
    width: 100%;
    height: 0.75rem;
    cursor: pointer;
    background-color: var(--lt-violet);
    border-radius: 1rem;
    margin-top: 2rem;
    margin-bottom: 1.5rem;
    background-image: linear-gradient(var(--vb-violet), var(--vb-violet2));
    background-repeat: no-repeat;
    border: none;
    outline: none;
}
.slider::-webkit-slider-thumb{
    position: relative;
    appearance: none;
    height: 2rem;
    width: 2rem;
    border-radius: 50%;
    background-color: var(--vb-yellow);
    cursor: pointer;
    margin-top: -3px;
    box-shadow: 0px 0px 20px 0px rgba(255,229,61, 0.50);
    transition: all 100ms ease-in;
   
}
.slider:focus{
    outline: 3px solid var(--vb-yellow);
}
.slider::-webkit-slider-thumb:hover{
    outline: 2px solid var(--vb-yellow);
    background-color: var(--dk-violet);
    box-shadow: 0px 0px 20px 0px rgba(255,229,61, 0.50);
}