/* Blog article page */
body.article-page {
    --article-page-bg: var(--bg-page);
    --article-card-bg: var(--bg-card);
    --article-ink: var(--ink);
    --article-muted: #555;
    --article-rule: var(--rule);
    --article-code-bg: #eeeff3;
    --article-code-ink: #27303a;
    --article-code-border: #d5d9e0;
    background-color: var(--article-page-bg);
    color: var(--article-ink);
}

body.article-page .article-shell {
    max-width: 1020px;
    margin: 2.5rem auto 4rem;
    padding: 0 1rem;
}

body.article-page .article-frame {
    background: var(--article-card-bg);
    border: 2px solid #000;
    border-radius: 0;
    padding: 2.5rem 1.6rem 2rem;
}

body.article-page .article-kicker {
    text-transform: uppercase;
    letter-spacing: 0.09em;
    font-weight: 700;
    font-size: 0.75rem;
    margin-bottom: 0.7rem;
}

body.article-page .article-title {
    font-size: 1.65rem;
    line-height: 1.15;
    font-weight: 800;
    margin-bottom: 0.6rem;
}

body.article-page .article-subtitle {
    font-size: 1.45rem;
    line-height: 1.2;
    color: var(--article-muted);
    margin-bottom: 1.4rem;
}

body.article-page .article-meta {
    font-size: 0.88rem;
    color: #2e2e2e;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--article-rule);
    margin-bottom: 1.7rem;
}

body.article-page .article-meta a {
    color: inherit;
    text-decoration: underline;
}

body.article-page .article-frame h2 {
    font-size: 1.25rem;
    margin-top: 2.2rem;
    margin-bottom: 0.9rem;
    font-weight: 800;
}

body.article-page .article-frame h3 {
    font-size: 1.05rem;
    margin-top: 1.3rem;
    margin-bottom: 0.6rem;
    font-weight: 700;
}

body.article-page .article-frame p,
body.article-page .article-frame li {
    font-size: 0.92rem;
    line-height: 1.6;
}

body.article-page .article-frame ul,
body.article-page .article-frame ol {
    padding-left: 1.25rem;
}

body.article-page .article-note {
    border-left: 4px solid #111;
    background: #efefef;
    padding: 0.9rem 1rem;
    margin: 1.1rem 0;
    font-size: 0.88rem;
}

body.article-page pre {
    background: var(--article-code-bg);
    color: var(--article-code-ink);
    border: 1px solid var(--article-code-border);
    padding: 1rem;
    border-radius: 10px;
    overflow-x: auto;
    margin: 1rem 0;
}

body.article-page pre.terminal-log {
    background: linear-gradient(160deg, #20252f 0%, #292f39 100%);
    border: 1px solid #49515e;
    color: #d8dee8;
    border-radius: 10px;
}

body.article-page pre.terminal-log code {
    color: inherit;
    white-space: pre;
}

body.article-page pre.terminal-log .term-info {
    color: #ab8554;
    font-weight: 700;
}

body.article-page pre.terminal-log .term-ok {
    color: #58b478;
    font-weight: 700;
}

body.article-page .article-formula {
    background: #ececf1;
    border: 1px solid #d6d8df;
    border-radius: 10px;
    padding: 0.8rem 1rem;
    margin: 1rem 0;
}

body.article-page .article-formula code {
    color: #1f2530;
    font-size: 0.86rem;
}

body.article-page .article-formula > div {
    line-height: 1.35;
    white-space: nowrap;
}

body.article-page code {
    font-family: Consolas, Monaco, "Courier New", monospace;
    font-size: 0.88rem;
}

/* Keep inline code in headings at heading size (not body code size). */
body.article-page .article-frame h1 code,
body.article-page .article-frame h2 code,
body.article-page .article-frame h3 code {
    font-size: inherit;
    line-height: inherit;
}

body.article-page :not(pre) > code {
    color: #5f6368;
}

/* Keep inline code inside links in the same color as the link text. */
body.article-page a code {
    color: inherit;
}

body.article-page pre code {
    line-height: 1.25;
}

body.article-page .caption {
    font-size: 0.85rem;
    color: var(--article-muted);
    text-align: center;
    margin-top: -0.3rem;
    margin-bottom: 1.1rem;
}

body.article-page .article-figure {
    text-align: center;
    margin: 1rem 0 1.2rem;
}

body.article-page .article-figure-media {
    width: var(--figure-width, 100%);
    max-width: 100%;
    height: auto;
    display: inline-block;
}

body.article-page .article-video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin: 1.25rem 0 1.5rem;
}

body.article-page .article-video-card {
    margin: 0;
}

body.article-page .article-video {
    width: 100%;
    aspect-ratio: 16 / 9;
    display: block;
    border-radius: 0.5rem;
    background: #000;
    object-fit: contain;
}

body.article-page .article-video-card .caption {
    margin-top: 0.1rem;
}

body.article-page .ref-list {
    margin-top: 0.7rem;
    padding-top: 1rem;
    border-top: 1px solid var(--article-rule);
}

body.article-page .ref-list li {
    margin-bottom: 0.55rem;
    margin-left: 0;
}

body.article-page .back-link {
    margin-top: 2rem;
    font-size: 0.9rem;
}

body.article-page .toc ul {
    margin: 0.25rem 0 0.25rem 1.25rem;
}

body.article-page .toc li {
    margin: 0.15rem 0;
}

body.article-page .toc a {
    text-decoration: none;
}

body.article-page .toc a:hover {
    text-decoration: underline;
}

body.article-page .eval-table-wrap {
    overflow-x: auto;
    margin: 0.8rem 0 1.2rem;
}

body.article-page .eval-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

body.article-page .eval-table th,
body.article-page .eval-table td {
    border: 1px solid #d5d9e0;
    padding: 0.45rem 0.55rem;
    vertical-align: top;
}

body.article-page .eval-table th {
    background: #eeeff3;
    font-weight: 700;
}

body.article-page .eval-table td {
    background: #fafbfc;
}

@media (min-width: 768px) {
    body.article-page .article-frame {
        padding: 3rem 2.7rem 2.5rem;
    }

    body.article-page .article-title {
        font-size: 1.85rem;
    }

    body.article-page .article-subtitle {
        font-size: 1.65rem;
    }
}

/* Prism theme for the light gray/purple code surface. */
body.article-page pre code[class*="language-"] {
    background: transparent;
    color: var(--article-code-ink);
    padding: 0;
    text-shadow: none;
}

body.article-page pre code[class*="language-"] .token.comment,
body.article-page pre code[class*="language-"] .token.prolog,
body.article-page pre code[class*="language-"] .token.doctype,
body.article-page pre code[class*="language-"] .token.cdata {
    color: #8f8aa3;
    font-style: italic;
}

body.article-page pre code[class*="language-"] .token.keyword {
    color: #9f4dd1;
}

body.article-page pre code[class*="language-"] .token.c-int-type {
    color: #8755d7;
}

body.article-page pre code[class*="language-"] .token.class-name,
body.article-page pre code[class*="language-"] .token.kernel-attr,
body.article-page pre code[class*="language-"] .token.builtin-type {
    color: #4f83c9;
}

body.article-page pre code[class*="language-"] .token.function {
    color: #b54896;
}

body.article-page pre code[class*="language-"] .token.kernel-fn {
    color: #b54896;
}

body.article-page pre code[class*="language-"] .token.builtin {
    color: #b54896;
}

body.article-page pre code[class*="language-"] .token.string,
body.article-page pre code[class*="language-"] .token.char {
    color: #3b9b62;
}

body.article-page pre code[class*="language-"] .token.number,
body.article-page pre code[class*="language-"] .token.boolean,
body.article-page pre code[class*="language-"] .token.constant {
    color: #bf7a38;
}

body.article-page pre code[class*="language-"] .token.operator,
body.article-page pre code[class*="language-"] .token.punctuation {
    color: #73748a;
}

body.article-page pre code[class*="language-"] .token.property,
body.article-page pre code[class*="language-"] .token.parameter,
body.article-page pre code[class*="language-"] .token.variable,
body.article-page pre code[class*="language-"] .token.symbol,
body.article-page pre code[class*="language-"] .token.attr-name {
    color: var(--article-code-ink);
}

body.article-page pre code[class*="language-"] .token.macro,
body.article-page pre code[class*="language-"] .token.directive,
body.article-page pre code[class*="language-"] .token.selector,
body.article-page pre code[class*="language-"] .token.kernel-macro {
    color: #c154ad;
}

/* Terminal-style shell highlighting for evaluation snippets. */
body.article-page pre.terminal-log code[class*="language-"] {
    color: #dbe2ff;
}

body.article-page pre.terminal-log code[class*="language-"] .token.comment {
    color: #97a2d1;
    font-style: italic;
}

body.article-page pre.terminal-log code[class*="language-"] .token.function {
    color: #ffd48e;
}

body.article-page pre.terminal-log code[class*="language-"] .token.string {
    color: #86e3a4;
}

body.article-page pre.terminal-log code[class*="language-"] .token.number,
body.article-page pre.terminal-log code[class*="language-"] .token.constant {
    color: #ffbf7c;
}

body.article-page pre.terminal-log code[class*="language-"] .token.operator,
body.article-page pre.terminal-log code[class*="language-"] .token.punctuation {
    color: #c8d1ff;
}

body.article-page pre.terminal-log code[class*="language-"] .token.term-ok {
    color: #45c16b;
    font-weight: 700;
}

body.article-page pre.terminal-log code[class*="language-"] .token.term-info {
    color: #b78543;
    font-weight: 700;
}