@font-face {
    font-family: 'Poppins';
    src: url('../fonts/poppins/Poppins-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
}

@font-face {
    font-family: 'Poppins';
    src: url('../fonts/poppins/Poppins-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Poppins';
    src: url('../fonts/poppins/Poppins-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
}

:root{
    --font-light: 300;
    --font-regular: 400;
    --font-sem-bold: 600;

    --red: hsl(0, 78%, 62%);
    --cyan: hsl(180, 62%, 55%);
    --orange: hsl(34, 97%, 64%);
    --blue: hsl(212, 86%, 64%);
    --very-dark-blue: hsl(234, 12%, 34%);
    --grayish-blue: hsl(229, 6%, 66%);
    --very-light-gray: hsl(0, 0%, 98%);
}

body, html {
    height: 100%;
    margin: 0;
    overflow-x: hidden;
}

html{
    color: var(--very-dark-blue);
    background-color: #FAFAFA;
}

main{
    width: 100%;
}

.card-header{
    text-align: center;
}

.header-title-light{
    font-family: 'Poppins', sans-serif;
    font-size: 2.25rem;
    font-weight: var(--font-light);
    line-height: 1.5;
}

.header-title-semi-bold{
    font-family: 'Poppins', sans-serif;
    font-size: 2.25rem;
    font-weight: var(--font-sem-bold);
    line-height: 1.5;
}

.card-header>p{
    margin-top: 0.813rem;
    font-family: 'Poppins', sans-serif;
    font-size: 0.938rem;
    font-weight: var(--font-regular);
    line-height: 1.66;
    opacity: 0.5;
}

.four-features-card{
    min-height: 100vh;
    padding: 5rem 10.313rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4rem;
}

.card-grid{
    display: grid;
    grid-template-columns: repeat(3, minmax(350px, 1fr));
    grid-template-rows: repeat(4, 1fr);
    gap: 1.875rem;
}

.card{
    border-radius: 0.5rem;
    box-shadow: 0 15px 30px -11px #83A6D280;
    overflow: hidden;
}

.card-body{
    padding: 1.875rem;
    display: flex;
    flex-direction: column;
}

.card-title{
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    line-height: 1.5;
    font-weight: var(--font-sem-bold);
    margin-bottom: 0.375rem;
}

.card-body>p{
    font-family: 'Poppins', sans-serif;
    font-size: 0.875rem;
    font-weight: var(--font-regular);
    line-height: 1.76;
    opacity: 0.5;
    margin-bottom: 2.5rem;
}

.card-body img{
    width: 4rem;
    align-self: flex-end;
}

.card-supervisor{
    grid-area: 2 / 1 / 4 / 2;
}

.card-team-builder{
    grid-area: 1 / 2 / 3 / 3;
}

.card-karma{
    grid-area: 3 / 2 / 5 / 3;
}

.card-calculator{
    grid-area: 2 / 3 / 4 / 4;
}

.card-line-cyan, .card-line-red, .card-line-orange, .card-line-blue{
    height: 0.25rem;
}

.card-line-cyan{
    background-color: var(--cyan);
}

.card-line-red{
    background-color: var(--red);
}

.card-line-orange{
    background-color: var(--orange);
}

.card-line-blue{
    background-color: var(--blue);
}

@media only screen and (max-width: 1024px) and (min-width: 551px) {
    .four-features-card {
        padding: 5rem 2rem;
    }

    .card-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        gap: 1.875rem;
    }

    .card-supervisor,
    .card-team-builder,
    .card-karma,
    .card-calculator {
        grid-column: auto;
        grid-row: auto;
    }
}

@media only screen and (max-width: 550px) {
    .header-title-light,
    .header-title-semi-bold {
        font-size: 1.5rem;
    }

    .four-features-card {
        padding: 5rem 2rem;
        gap: 4.75rem;
    }

    .card-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .card-supervisor,
    .card-team-builder,
    .card-karma,
    .card-calculator {
        grid-column: auto;
        grid-row: auto;
    }
}