.article-shell {
  padding-top: 0;
}

.article-hero {
  margin-bottom: var(--space-8);
}

.article-hero-full {
  display: block;
}

.article-hero-copy-full {
  width: 100%;
  max-width: 100%;
}

.article-hero-copy-full p {
  max-width: none;
}

.article-panel-title {
  margin: 16px 0 12px;
  font-size: var(--text-xl);
  line-height: 1.05;
}

.article-panel-copy {
  margin: 0;
  color: var(--color-text-muted);
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(240px, 0.5fr);
    gap: var(--space-6);
    align-items: start;
}

.article-main {
    min-width: 0;
    padding: clamp(var(--space-6), 4vw, var(--space-10));
}

.article-side {
    position: sticky;
    top: 5rem;
    padding: var(--space-6);
}

.article-block + .article-figure,
.article-figure + .article-block,
.article-figure + .article-figure,
.article-block + .article-block {
    margin-top: var(--space-8);
}

.article-main h2,
.article-main h3 {
    margin-bottom: var(--space-4);
}

.article-block[id],
.article-main h2[id],
.article-main h3[id],
.article-main li[id] {
    scroll-margin-top: 7rem;
}

.article-main p {
    margin: 0 0 var(--space-4);
    max-width: 86ch;
    color: var(--color-text-muted);
}

.article-main p:last-child {
    margin-bottom: 0;
}

.article-figure {
    margin: 0;
}

.article-figure img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    background: var(--color-surface-2);
}

.article-figure-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
}

.article-figure-grid figcaption,
.article-figure-single figcaption {
    grid-column: 1 / -1;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

.article-toc {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.article-toc a {
    color: var(--color-text);
    text-decoration: none;
}

.note-box {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface-2);
    padding: var(--space-5);
}

.note-box code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color: var(--color-primary);
}

@media (max-width: 980px) {
    .article-layout,
    .article-figure-grid {
        grid-template-columns: 1fr;
    }

    .article-side {
        position: static;
    }
}