main {
    margin-bottom: 4rem;
}

/* Essay Page Styles */
.essay-content {
    max-width: 60rem;
    margin: 0 auto;
    border-radius: 2rem;
    padding: 4rem;
    background-color: #EBE9E7;
    box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
    margin-top: 1rem;
}

.essay-header {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    grid-gap: var(--unit-line-height);
    margin: 0 auto;
    padding: 0;
    max-width: 60rem;
}

.essay-header-content {
    grid-column: 2;
}

.essay-series {
    font-family: var(--mono-font);
    font-size: 0.9rem;
    color: var(--denim-red);
    margin-bottom: 1rem;
}


/* supercritical: series-first header kicker */
.essay-kicker {
    font-family: var(--mono-font);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: #7DD3E8;
    margin: 0 0 1.25rem;
}

.essay-kicker a {
    color: #7DD3E8;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.essay-kicker a:hover {
    border-bottom-color: #7DD3E8;
}

/* supercritical: dark brand ground (set in styles.css alongside the
   landing page), no card — a plain centered column. */
.essay-main--supercritical .essay-header {
    display: block;
    max-width: 40rem;
}

.essay-main--supercritical .essay-content {
    background: none;
    box-shadow: none;
    border-radius: 0;
    padding: 2.5rem 0 0;
    margin-top: 2.5rem;
    max-width: 40rem;
    border-top: 1px solid rgba(214, 226, 232, 0.12);
}

.essay-main--supercritical .essay-meta {
    font-family: var(--mono-font);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: rgba(214, 226, 232, 0.5);
}

.essay-main--supercritical .essay-body h2,
.essay-main--supercritical .essay-body h3 {
    font-family: var(--sans-font);
    font-weight: 600;
    font-size: 1.4rem;
    letter-spacing: -0.01em;
    color: #E6EEF2;
    margin: 1.5rem 0;
}

.essay-main--supercritical .essay-header h1 {
    font-family: var(--sans-font);
    font-weight: 700;
    font-size: 2.25rem;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 0 0 1rem;
    color: #E6EEF2;
}

.essay-main--supercritical .essay-abstract {
    font-family: var(--sans-font);
    font-size: 1.1rem;
    line-height: 1.6;
    color: rgba(214, 226, 232, 0.65);
    margin: 0 0 1.5rem;
}

.essay-main--supercritical .essay-body {
    color: rgba(214, 226, 232, 0.88);
}

.essay-main--supercritical .essay-body strong {
    color: #E6EEF2;
}

.essay-main--supercritical .essay-body code {
    background: rgba(255, 255, 255, 0.07);
}

.essay-main--supercritical .essay-body pre {
    background: rgba(255, 255, 255, 0.07);
}

.essay-main--supercritical .essay-body blockquote {
    color: rgba(214, 226, 232, 0.65);
}

/* white-background figures (charts, screenshots) get a light panel so they
   read as intentional cards rather than glaring rectangles on the dark page */
.essay-main--supercritical .essay-body img {
    background: #FFFFFF;
    padding: 1.5rem;
    border-radius: 6px;
}

.essay-main--supercritical .essay-body .footnote {
    color: rgba(214, 226, 232, 0.6);
    border-top-color: rgba(214, 226, 232, 0.12);
}

.essay-main--supercritical .essay-body .footnote::before {
    color: rgba(125, 211, 232, 0.6);
}

.essay-main--supercritical .sc-substack {
    max-width: 40rem;
    margin: 3rem auto 0;
}

/* supercritical: cyan accents in the body */
.essay-main--supercritical .essay-body a {
    color: #7DD3E8;
    border-bottom-color: rgba(125, 211, 232, 0.5);
}

.essay-main--supercritical .essay-body blockquote {
    border-left-color: rgba(125, 211, 232, 0.7);
}

/* prev/next within the series — same component vocabulary as the
   landing page's "upcoming" list */
.series-nav {
    display: block; /* the global header `nav` rule sets flex */
    max-width: 40rem;
    margin: 3rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(214, 226, 232, 0.12);
}

.series-nav-label {
    font-family: var(--mono-font);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(125, 211, 232, 0.6);
    margin: 0 0 0.75rem;
}

.series-nav-label--prev {
    margin-top: 1.5rem;
}

.series-nav-item {
    display: block;
    font-family: var(--sans-font);
    font-size: 0.95rem;
    color: rgba(214, 226, 232, 0.65);
    padding: 0.35rem 0;
    text-decoration: none;
    border-bottom: none;
    transition: color 0.2s ease;
}

a.series-nav-item:hover {
    color: #7DD3E8;
}

.series-nav-item--upcoming {
    color: rgba(214, 226, 232, 0.45);
}

.series-nav-item .sc-num {
    font-family: var(--mono-font);
    font-size: 0.75rem;
    color: rgba(125, 211, 232, 0.7);
}

.essay-header h1 {
    font-family: var(--serif-font);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 1.5rem;
    max-width: none;
}

.essay-header h2 {
    font-family: var(--serif-font);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 0.5rem;
    max-width: none;
}

.essay-abstract {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0 0 1.5rem;
    max-width: 38rem;
}

.essay-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.essay-meta span:not(:last-child)::after {
    content: "•";
    margin-left: 1rem;
}

.essay-type::after {
    content: " • ";
}

/* Essay Body Styles */
.essay-body {
    max-width: 40rem;
    margin: 0 auto;
    font-family: var(--sans-font);
    font-weight: 400;
    font-size: 1.05rem;
    line-height: 1.7;
    color: rgba(15, 23, 42, 0.92);
}

.essay-footer {
    max-width: 40rem;
    margin: 0 auto;
    text-align: left;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.essay-body h2 {
    font-family: var(--serif-font);
    font-size: 1.75rem;
    font-weight: 800;
    margin: 3rem 0 1.5rem;
    color: var(--primary-blue-color);
}

.essay-body h3 {
    font-family: var(--serif-font);
    font-size: 1.5rem;
    font-weight: 800;
    margin: 2.5rem 0 1.25rem;
}

.essay-body p {
    margin: 1.5rem 0;
}

.essay-body blockquote {
    font-size: 1.05rem;
    line-height: 1.7;
    margin: 2rem 0;
    padding-left: 1.5rem;
    border-left: 3px solid var(--accent-color);
    color: var(--text-secondary);
}

.essay-body code {
    font-family: var(--mono-font);
    font-size: 0.9em;
    background: rgba(15, 23, 42, 0.05);
    padding: 0.2em 0.4em;
    border-radius: 3px;
}

.essay-body pre {
    background: rgba(15, 23, 42, 0.05);
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.essay-body pre code {
    background: none;
    padding: 0;
}

.essay-body a {
    color: var(--denim-red);
    text-decoration: none;
    border-bottom: 1px solid var(--denim-red);
}

.essay-body a:hover {
    opacity: 0.8;
}

/* Lists in essay content */
.essay-body ul,
.essay-body ol {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.essay-body li {
    margin: 0.5rem 0;
}

/* Images in essay content */
.essay-body img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 2rem auto 1rem;
}

/* Footnotes (python-markdown emits <div class="footnote"><hr/><ol>...) */
.essay-body .footnote {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(15, 23, 42, 0.2);
    font-size: 0.9rem;
}

.essay-body .footnote::before {
    content: "references";
    display: block;
    font-family: var(--mono-font);
    font-size: 0.7rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.essay-body .footnote hr {
    display: none;
}

.essay-body .footnote ol {
    margin: 0;
}

.essay-body .footnote li {
    margin: 0.4rem 0;
}

.essay-body .footnote li p {
    margin: 0;
}

.essay-body sup a.footnote-ref,
.essay-body a.footnote-backref {
    border-bottom: none;
    font-family: var(--mono-font);
}

@media (max-width: 600px) {
    .essay-header {
        grid-template-columns: 1fr;
        padding: 0;
    }

    .essay-content {
        padding: 0;
        background-color: unset;
        box-shadow: unset;
    }
    
    .essay-header-content {
        grid-column: 1;
    }

    .essay-header h1 {
        font-size: 2rem;
    }

    .essay-header h2 {
        font-size: 1.75rem;
    }

    .essay-abstract {
        font-size: 1.1rem;
    }

    .essay-body {
        font-size: 1rem;
    }

    .essay-body h2 {
        font-size: 1.5rem;
    }

    .essay-body h3 {
        font-size: 1.25rem;
    }

    .essay-body blockquote {
        font-size: 1.1rem;
    }
}