@import url("https://fonts.googleapis.com/css?family=Odibee+Sans&display=swap");
:root {
    --body-bg-color: #e0e5ec;
    --bg-color: #e0e5ec;
    --primary-font-color: rgba(144, 152, 168, 1);
    --secondary-font-color: rgba(51, 64, 89, 1);
    --soft-high-light: rgba(255, 255, 255, 0.43);
    --dark-high-light: rgba(217, 210, 200, 0.51);
}

[data-theme="dark"] {
    --bg-color: #131419;
    --primary-font-color: #c7c7c7;
    --secondary-font-color: #03a9f4;
    --soft-high-light: rgba(255, 255, 255, 0.05);
    --dark-high-light: rgba(0, 0, 0, 0.51);
}

* {
    box-sizing: border-box;
}

body {
    background: var(--body-bg-color);
    color: var(--primary-font-color);
}

.calculator {
    background: var(--bg-color);
    color: var(--primary-font-color);
}

.display {
    box-shadow: 6px 6px 16px 0 var(--dark-high-light), -6px -6px 16px 0 var(--soft-high-light), inset 6px 6px 5px 0 var(--dark-high-light), inset -6px -6px 5px 0 var(--soft-high-light);
    border: 5px solid var(--soft-high-light);
    color: var(--secondary-font-color);
}

.neumorphic {
    box-shadow: 6px 6px 16px 0 var(--dark-high-light), -6px -6px 16px 0 var(--soft-high-light);
    border-radius: 50%;
    transition: 0.1s all ease-in-out;
    border: 1px solid var(--soft-high-light);
}

.neumorphic:hover {
    box-shadow: inset 6px 6px 5px 0 var(--dark-high-light), inset -6px -6px 5px 0 var(--soft-high-light);
    color: var(--secondary-font-color);
}


/*
  GRID LAYOUT & NON NEUMORPHIC 
*/

body {
    display: grid;
    width: 100vw;
    height: 100vh;
    align-items: center;
    justify-items: center;
    font-family: "Odibee Sans";
    font-size: 16px;
}

.display {
    border-radius: 12px;
    transition: 0.1s all ease-in-out;
    height: 65px;
    line-height: 60px;
    text-align: right;
    padding-right: 20px;
    width: 100%;
    font-size: 32px;
    letter-spacing: 4px;
}

.calculator {
    box-shadow: 0 0 16px rgba(0, 0, 0, 0.1);
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
    grid-template-areas: "toggle toggle toggle toggle" "display display display display" "c signed percent divide" "seven eight nine times" "four five six minus" "one two three plus" "zero zero decimal equals";
    align-items: center;
    justify-items: center;
    grid-row-gap: 25px;
    grid-column-gap: 25px;
    border-radius: 20px;
    padding: 50px 40px 40px 40px;
}

.c,
.signed,
.percent,
.divide,
.seven,
.eight,
.nine,
.times,
.four,
.five,
.six,
.minus,
.one,
.two,
.three,
.plus,
.zero,
.decimal,
.equals {
    text-align: center;
    height: 60px;
    width: 60px;
    line-height: 60px;
    cursor: pointer;
}

.zero {
    width: 100%;
    border-radius: 12px;
}

.toggle {
    grid-area: toggle;
}

.display {
    grid-area: display;
}

.c {
    grid-area: c;
}

.signed {
    grid-area: signed;
}

.percent {
    grid-area: percent;
}

.divide {
    grid-area: divide;
}

.seven {
    grid-area: seven;
}

.eight {
    grid-area: eight;
}

.nine {
    grid-area: nine;
}

.times {
    grid-area: times;
}

.four {
    grid-area: four;
}

.five {
    grid-area: five;
}

.six {
    grid-area: six;
}

.minus {
    grid-area: minus;
}

.one {
    grid-area: one;
}

.two {
    grid-area: two;
}

.three {
    grid-area: three;
}

.plus {
    grid-area: plus;
}

.zero {
    grid-area: zero;
}

.decimal {
    grid-area: decimal;
}

.equals {
    grid-area: equals;
}

.toggle {
    width: 100%;
}

.theme-switch-wrapper {
    display: block;
    float: right;
    align-items: center;
}

.theme-switch {
    display: inline-block;
    height: 34px;
    position: relative;
    width: 60px;
}

.theme-switch input {
    display: none;
}

.slider {
    box-shadow: 6px 6px 16px 0 var(--dark-high-light), -6px -6px 16px 0 var(--soft-high-light), inset 6px 6px 5px 0 var(--dark-high-light), inset -6px -6px 5px 0 var(--soft-high-light);
    background-color: inherit;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: 0.4s;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.slider:before {
    background-color: var(--bg-color);
    box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.2);
    bottom: 4px;
    content: "";
    height: 22px;
    left: 4px;
    position: absolute;
    transition: 0.4s;
    width: 22px;
}

input:checked+.slider {
    background-color: var(--bg-color);
    box-shadow: 6px 6px 16px 0 var(--dark-high-light), -6px -6px 16px 0 var(--soft-high-light), inset 6px 6px 5px 0 var(--dark-high-light), inset -6px -6px 5px 0 var(--soft-high-light);
}

input:checked+.slider:before {
    background-color: var(--secondary-font-color);
}

input:checked+.slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
    bottom: 0.29rem;
}