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

    --ff-default: "Poppins", sans-serif;

    --fw-extra-light: 200;
    --fw-regular: 400;
    --fw-semi-bold: 600;
}

body {
    background-color: var(--clr-very-light-gray);
    font-family: var(--ff-default);
    font-weight: 0.9375rem;
    color: var(--clr-grayish-blue);
}

/* Text styles */

.title {
    font-size: 1.65rem;
    font-weight: var(--fw-extra-light);
    color: var(--clr-very-dark-blue);
}

.subtitle {
    font-size: 1.65rem;
    font-weight: var(--fw-semi-bold);
    color: var(--clr-very-dark-blue);
}

.description {
    text-align: center;
}

.title--semi-bold {
    font-weight: var(--fw-semi-bold);
}

.card__title {
    font-size: 1.3rem;
    font-weight: var(--fw-semi-bold);
    color: var(--clr-very-dark-blue);
}

.card__description {
    font-size: 14px;
}

/* Layout styles */

.wrapper {
    min-height: 100vh;
    margin: 4rem 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header {
    max-width: 540px;
    margin-bottom: 4rem;
}

.cards-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    row-gap: 24px;
}

.cards-middle {
    display: flex;
    flex-direction: column;
    align-items: center;
    row-gap: 24px;
}

.card {
    background-color: var(--clr-very-light-gray);
    max-width: 360px;
    padding: 26px;
    border-top: 4px solid;
    border-radius: 8px;
    box-shadow: 0px 3px 8px rgba(0, 0, 0, 0.24);
}

.card__image {
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
}

/* General styles */

.title-container {
    text-align: center;
    margin-bottom: 24px;
}

.card__title {
    margin-bottom: 4px;
}

.card__description {
    margin-bottom: 34px;
}

.supervisor {
    border-color: var(--clr-cyan);
}

.team-builder {
    border-color: var(--clr-red);
}

.karma {
    border-color: var(--clr-orange);
}

.calculator {
    border-color: var(--clr-blue);
}

/* Media queries */

@media (min-width: 1200px) {

    /* Text styles */

    .title,
    .subtitle {
        font-size: 2.4rem;
    }

    /* Layout styles */

    .header {
        margin-bottom: 4rem;
    }

    .cards-section {
        flex-direction: row;
        column-gap: 24px;
    }
}