.documentary {
    width: min(70%, 850px);
    margin: 0 auto;
    line-height: 1.65;
    font-size: 16px;
}


/* INTRO */

.documentary-intro {
    font-size: 1.12em;
    line-height: 1.7;
    margin-bottom: 3em;
}

.documentary-intro p {
    margin: 0 0 1.2em 0;
}

.documentary-intro .intro-highlight {
    font-weight: 600;
    margin-top: 1.5em;
}


/* SECTION HEADINGS */

.documentary h2 {
    margin-top: 2.5em;
    margin-bottom: 1.3em;
    font-size: 1.35em;
    letter-spacing: 0.02em;
}

.documentary h3 {
    margin-top: 2.5em;
    margin-bottom: 1em;
    font-size: 1.1em;
}


/* DOCUMENTARY TOPICS */

.documentary-topics {
    padding-left: 1.5em;
    margin: 0;
}

.documentary-topics li {
    padding-left: 0.4em;
    margin-bottom: 1.15em;
}

.documentary-topics li::marker {
    font-size: 0.8em;
}

.documentary-topics strong {
    font-weight: 650;
}


/* CREDITS */

.credits {
    margin-top: 4em;
    padding-top: 1.5em;
    border-top: 1px solid #ccc;
}

.credits summary {
    cursor: pointer;
    font-size: 1.2em;
    font-weight: 600;
    padding: 0.5em 0;
}

.credits summary:hover {
    opacity: 0.7;
}

.credits p {
    margin: 0 0 1.2em 0;
}

.credits h3:first-of-type {
    margin-top: 2em;
}


/* LINKS */

.documentary a {
    text-decoration: underline;
    text-underline-offset: 2px;
}


/* SOUND EFFECT LIST */

.sound-effects {
    padding-left: 1.5em;
}

.sound-effects li {
    margin-bottom: 0.5em;
}


/* MOBILE */

@media (max-width: 700px) {

    .documentary {
        width: 90%;
        font-size: 16px;
    }

    .documentary-intro {
        font-size: 1.05em;
    }

    .documentary-topics {
        padding-left: 1.3em;
    }

}