@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

:root
{
    --Strongcyan: hsl(172, 67%, 45%);
    --Verydarkcyan: hsl(183, 100%, 15%);
    --Darkgrayishcyan1: hsl(186, 14%, 43%);
    --Darkgrayishcyan2: hsl(184, 14%, 56%);
    --Lightgrayishcyan1: hsl(185, 41%, 84%);
    --Lightgrayishcyan2: hsl(189, 41%, 97%);
    --White: hsl(0, 0%, 100%);

    --spacemono: 'Space Mono', monospace;
}

*,
*::before,
*::after
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body
{
    background-color: var(--Lightgrayishcyan1);
}

header
{
    padding-top: 15.91796875vh;
    padding-bottom: 8.59375vh;
    position: relative;
    display: flex;
    justify-content: center;
}

main
{
    width: 100vw;

    position: relative;

    font-family: var(--spacemono);
}

.attribution
{
    width: 100px;
    height: 40px;

    position: fixed;
    top: 10px;
    left: -100px;

    border-radius: 0 0 5px 0;
    background: white;

    transition: all 0.5s ease;
}

.attribution.active
{
    left: 0;
}

.attribution::before
{
    content: "A";

    width: 20px;
    height: 20px;

    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    right: -19px;

    font-family: var(--spacemono);
    font-weight: 700;
    color: var(--Lightgrayishcyan1);
    border-radius: 0 5px 5px 0;
    background: white;
}

.attribution span
{
    width: 20px;
    height: 20px;

    position: absolute;
    top: 0;
    right: -20px;
}

.logo
{
    width: 87px;
    height: 54px;

    margin: 0 auto;
}

.dashboard
{
    width: 920px;
    height: 481px;

    margin: 0 auto;
    padding: 32px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;

    border-radius: 24px;
    background-color: white;
    box-shadow: 0 20px 30px 10px hsla(171, 22%, 48%, 0.185);
}

.results_card
{
    width: 100%;
    height: 100%;

    position: relative;
    padding: 40px;
    display: flex;
    flex-direction: column;

    border-radius: 12px;
    background-color: var(--Verydarkcyan);
    color: white;
    font-weight: 700;
}

.result_wrapper
{
    width: 100%;

    padding-top: 20px;
    padding-bottom: 35px;
    display: flex;
}

.results_card h2
{
    display: inline-block;

    font-size: 1rem;
}

.results_card span
{
    color: var(--Darkgrayishcyan2);
}

.results_card textarea::placeholder
{
    color: var(--Strongcyan);
}
.results_card textarea
{
    width: 69%;
    height: 3.6rem;

    margin-left: auto;

    outline: none;
    background: transparent;
    border: none;
    resize: none;
    direction: rtl;
    font-size: 3rem;
    font-weight: 700;
    color: var(--Strongcyan);
}

.results_card button
{
    width: 100%;
    height: 48px;

    margin-top: auto;

    border: none;
    border-radius: 5px;
    background-color: var(--Strongcyan);

    transition: all 0.3s ease;
}

.results_card button:hover
{
    background-color: var(--Lightgrayishcyan1);
}

.results_card button:active
{
    background-color: var(--White);
}

.results_card button:disabled
{
    opacity: 30%;
}

.results_card button span
{
    text-transform: uppercase;
    font-family: var(--spacemono);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--Verydarkcyan);
}

.inputs_card
{
    width: 100%;
    height: 100%;

    position: relative;
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;

    /* background: black; */
}

.input_wrapper
{
    width: 100%;
    height: 48px;

    position: relative;

    border-radius: 5px;
    background-color: var(--Lightgrayishcyan2);
}

.input_wrapper::before
{
    content: "";

    width: 48px;
    height: 100%;

    position: absolute;
}

#bill_iw::before
{
    background-image: url("images/icon-dollar.svg");
    background-repeat: no-repeat;
    background-position: center;
}

#people_iw::before
{
    background-image: url("images/icon-person.svg");
    background-repeat: no-repeat;
    background-position: center;
}

.inputs_card h2
{
    margin-bottom: 15px;

    font-size: 1.1rem;
    font-weight: 700;
    color: var(--Darkgrayishcyan1);
}

.inputs_card input[type=number]
{
    width: 100%;
    height: 100%;

    padding: 0 20px;
    position: absolute;
    right: 0;

    text-align: right;
    outline: none;
    border: none;
    border-radius: 10px;
    background-color: transparent;
    font-size: 1.3rem;
    font-weight: 700;
    font-family: var(--spacemono);
    color: var(--Verydarkcyan);
}

.inputs_card input[type=number]:focus
{
    outline: 3px solid var(--Strongcyan);
}

.inputs_card input[type=number]::-webkit-inner-spin-button,
.inputs_card input[type=number]::-webkit-outer-spin-button
{
    display: none;
}

.input_wrapper[data-error] input:focus
{
    outline: 3px solid #d8624d;
    color: #d8624d;
}

.input_wrapper[data-error]::after
{
    content: attr(data-error);

    width: fit-content;
    height: fit-content;

    position: absolute;
    top: -2.3rem;
    right: 0;

    color: #d8624d;
    font-size: 0.9rem;
    font-weight: 700;
}

.percent_buttons
{
    width: 100%;

    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: 48px 48px;
    column-gap: 14px;
    row-gap: 16px;
}

.percent_buttons input[type=radio]
{
    display: none;
}

.percent_buttons label
{
    width: 100%;
    height: 100%;

    display: flex;
    justify-content: center;
    align-items: center;

    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 5px;
    background-color: var(--Verydarkcyan);
    color: white;

    transition: all 0.35s ease;
}

.percent_buttons label:hover
{
    background-color: var(--Strongcyan);
    color: var(--Verydarkcyan);
}

.percent_buttons label:active
{
    background-color: var(--Lightgrayishcyan1);

    transition: none;
}

.percent_buttons input[type=radio]:checked + label
{
    background-color: var(--Strongcyan);
    color: var(--Verydarkcyan);
}

#custom
{
    width: 100%;
    height: 100%;

    position: initial;

    border-radius: 5px;
}

@media only screen and ( max-width: 1024px ) 
{
    header
    {
        margin: 0 auto;
        padding: 41px 0;
    }

    .dashboard
    {
        width: 95%;
        height: fit-content;

        padding: 24px;
        grid-template-columns: 1fr ;
        grid-template-rows: 1fr 1fr;
        gap: 24px;

        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
    }

    .inputs_card
    {
        padding: 8px;
    }

    .bill_wrapper, .tip_wrapper
    {
        margin-bottom: 30px;
    }
}

@media only screen and ( max-width: 475px ) 
{
    .dashboard
    {
        width: 100%;

        grid-template-rows: 471px ;
    }

    .percent_buttons
    {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 48px 48px 48px;
        gap: 16px;
    }

    .results_card
    {
        padding: 24px;
    }

    .result_wrapper
    {
        padding-top: 10px;
        padding-bottom: 0;
    }

    .result_wrapper h2
    {
        font-size: 0.8rem;
    }

    .result_wrapper textarea
    {
        font-size: 2rem;
    }

    .results_card button
    {
        margin-top: 15px;
    }
}

@media only screen and ( min-height: 1366px )
{
    header
    {
        padding-top: 15.91796875vh;
        padding-bottom: 8.59375vh;
    }

    .dashboard
    {
        border-radius: 24px;
    }
}