:root
{
    --text: var(--black);
    
    --primary: var(--aqua-light);
    --secondary: var(--aqua);    
    --tertiary: var(--aqua-dark);    
    
    --page-bg: var(--primary);
    --card-bg: var(--primary);
    --card-border: var(--white);

    --button-bg: var(--secondary);
    --button-text: var(--white);

    --subtle: var(--text);
}

@media (prefers-color-scheme: dark)
{
    :root
    {

    }
}

section a
{
    color: var(--text);
}

footer a
{
    /* color: inherit; */
}

section
{
    margin-bottom: 2em;
}

.intro
{
    margin-bottom: 0;
}

.education .intro h1
{
    font-size: 2.7em;
    line-height: 1;
    font-weight: 700;
    margin: 0 auto .25em auto;
    padding: 0;
    letter-spacing: -0.0125em;
}
    .education img.hero
    {
        display: block;
        margin: 1em auto;
        width: auto;
        height: 12em;
        border: .1em dotted var(--secondary);
        border-radius: .5em;
        padding: .2em;
    }
    .education #wordmark
    {
        width: auto;
        margin: 1em auto 0 auto;
        height: 4.5em;
        display: block;
        mix-blend-mode: plus-darker;
    }


.education h2
{
    /* display: inline-block; */
    font-size: 1.3em;
    line-height: 1;
    font-weight: 700;
    margin: 0em auto 0 auto;
    letter-spacing: -0.0125em;
    padding-bottom: .2em;
    border-bottom: .075em dotted var(--secondary);
}

.education h3
{
    font-size: 1.1em;
    line-height: 1;
    font-weight: 700;
    margin: .5em auto 0 auto;
}
.education h4
{
    font-size: 1em;
    line-height: 1;
    font-weight: 500;
    margin: .5em auto 0 auto;
}
.education h3+h4
{
    margin-top: .5em;
}



h2.centered,
h3.centered
{
    display: block;
    border-bottom: 0;
}

h2+.card,
h2+details
{
    margin-top: 1em;
}
#faq details {
    margin-bottom: 0.4em;
}

summary {
  cursor: pointer;
}

.card
{
    margin-bottom: 1em;
}

.education #concepts
{
    column-count: 2;
    column-gap: 1em;
    font-size: 90%;
}

nav.internal-nav li.button a:link,
nav.internal-nav li.button a:hover,
nav.internal-nav li.button a:active,
nav.internal-nav li.button a:visited
{
    background: var(--button-bg);
    color: var(--button-text);
}

summary
{
    font-weight: 600;
}

#pricing h2
{
    margin-bottom: 1em;
}

figure.video
{
    text-align: center;
}
figure.video iframe
{
    margin: 0 auto;
}

figcaption {
    margin-top: .15em;
    font-style: italic;
    font-size: 80%;
    text-align: center;
}

cite
{
    display: block;
    text-align: right;
    font-size: 80%;
}

.gallery
{
    display: grid;
    grid-template-columns: 1fr;
    gap: 1em;
    margin-bottom: 1em;
}
.gallery img
{
    width: 100%;
    height: auto;
    border: .075em solid var(--secondary);
}
    @media (min-width: 660px)
    {
        .gallery
        {
            grid-template-columns: 1fr 1fr 1fr;
        }
    }

blockquote {
    font-weight: bold;
}

.card.inverted
{
    background: var(--tertiary);
    color: var(--white);
}
    .card.inverted a
    {
        color: inherit;
    }