隐藏密码设计

            
            // Colors
$backgroundColor: #d4fce4;
$backgroundColorSelection: #d4fce4;
$boxShadow: #c1e6d0;
$boxShadow-hover: #c1e6d0;

// Some Helpers
@mixin size($width: null, $height: $width) {
    width: $width;
    height: $height;
}
%reset {
    margin: 0;
    padding: 0;
}
%flex {
    display: flex;
    justify-content: center;
    align-items: center;
}
*,
*:before,
*:after {
    box-sizing: border-box;
}

// Just for demo
html,
body {
    @include size($width: 100%);
    @extend %reset;
    font-family: "Poppins", sans-serif;
}

body {
    @extend %reset;
    @extend %flex;
    @include size($width:100%);
    overflow: hidden;
    background: $backgroundColor;
}

// Input Container
.container {
    position: relative;
    perspective: 80;
    border-radius: 100vw;
}

// Ripple Effect
.ripple {
    position: absolute;
    width: 180px;
    height: 70px;
    z-index: 90;
    right: 0;
    transition: transform 0.2s;
    transition: transform 0.2s;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0 25px;
    overflow: hidden;
    border-radius: 100vw;
    pointer-events: none;

    &.animate {
        &:before {
            animation: clicked 0.4s forwards cubic-bezier(0.5, 0.61, 0.36, 1);
        }
    }
    &:before {
        content: "";
        background: rgba(0, 0, 0, 0.1);
        width: 100px;
        height: 100px;
        position: absolute;
        top: 50%;
        right: 41px;
        border-radius: 50%;
        opacity: 0;
        transform: translate(50%, -50%) scale(0.5);
        pointer-events: none;
    }

    @keyframes clicked {
        0% {
            opacity: 0;
            transform: translate(50%, -50%) scale(0.5);
        }
        10% {
            opacity: 0.8;
        }
        100% {
            opacity: 0;
            transform: translate(50%, -50%) scale(1.2);
        }
    }
}

// Toggle Visibility
.toggle {
    position: absolute;
    width: 85px;
    height: 70px;
    background: transparent;
    z-index: 100;
    right: 0;
    top: 0;
    transition: transform 0.2s;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    overflow: hidden;
    border-radius: 100vw;
    cursor: pointer;

    // Slash-line over the eye icon
    &:before {
        content: "";
        display: block;
        position: absolute;
    left: 35px;
    top: 25px;
    height: 2px;
        background: black;
        transform-origin: top left;
        transform: rotateZ(46deg);
        transition: width 0.13s ease-out;
    }
    &[data-state="visible"] {
        &:before {
            width: 25px;
        }
    }
    &[data-state="hidden"] {
        &:before {
            width: 0;
        }
    }

    // SVG eye icon
    .eye {
        fill: #000000;
        transition: transform .13s linear;
        stroke-width: 0;
        transform: scale(1) rotateY(0);

        path {
            fill: none;
            stroke-width: 1.5;
            stroke-miterlimit: 5;
            stroke: #000000;
        }
    }

    // When pressed
    &:active {
        transform: scale(0.9);

        + input {
            transform: rotateY(1deg);
            letter-spacing: 1.5px;
            box-shadow: 3px 0px 15px 0px $boxShadow-hover;
            cursor: text;

            &.password {
                letter-spacing: 3px;
            }
        }
        
        &:before {
            transform: rotateZ(46deg) rotateY(5deg);
        }

        .eye {
            transform: scale(0.75) rotateY(5deg);
        }
    }
}

// Text / Password input
input {
    @extend %flex;
    @include size($width: 340px, $height: 70px);
    background: #ffffff;
    border-radius: 10px;
    will-change: transform;
    border-radius: 100vw;
    transition: all 0.2s ease;
    cursor: pointer;
    color: #ffffff;
    font-size: 22px;
    color: #000000;
    outline: none;
    text-align: left;
    border: 0;
    padding: 10px 80px 10px 30px;
    transform-origin: left center;
    transition: transform 0.13s;
    font-family: "Poppins", sans-serif;
    box-shadow: 0px 0px 30px 0px $boxShadow;
    transition: letter-spacing 0.13s ease-out, box-shadow 0.13s ease-out;

    &::selection {
        background: $backgroundColorSelection;
    }
    
    &::placeholder {
        color: $boxShadow;
    }

    &.password {
        letter-spacing: 1px;
    }
}

        

            
            const eye = document.querySelector('.eye'),
            ripple = document.querySelector('.ripple'),
            toggle = document.querySelector('.toggle'),
            input = document.querySelector('input');

function click(e) {
    // Ripple Effect
    ripple.classList.add('animate');
    // Push Effect
    input.classList.add('animate');
    // Toggle input type between: password / text 
    input.classList.toggle('password'); 
    input.type === 'text' ? input.type = 'password' : input.type = 'text'; 
    toggle.dataset.state = input.type === 'text' ? 'visible' : 'hidden';
}
toggle.addEventListener('click', click);

// Remove all after animation ends
function removeAnimate() {
    ripple.classList.remove('animate');
    input.classList.remove('animate');
    toggle.style.pointerEvents = 'all';
}
ripple.addEventListener('animationend', removeAnimate)