/*
 * psutil-sphinx-theme: blog sub-site.
 *
 * Loaded for every page; rules are scoped to blog pages via
 * `body:has(.blog-section-banner)` (any page under the blog path
 * renders the banner) or `.article:has(.post-meta-banner)` (only
 * blog posts) so non-blog pages stay unaffected.
 */

/* ---- Tokens ---------------------------------------------------------- */

:root {
    --font-post-body: "Merriweather", Charter, Georgia, serif;
    --blog-accent: #9a3412;       /* warm rust, editorial */
    --blog-accent-deep: #7c2d12;
}

[data-theme="dark"] {
    --blog-accent: #fb923c;
    --blog-accent-deep: #fdba74;
}

/* ---- Section banner (top of every blog page) ------------------------ */

.blog-section-banner {
    display: flex;
    align-items: center;
    gap: 0.7em;
    flex-wrap: wrap;
    padding: 0.3em 0;
    margin: 1.5em 0 0.3em 0;
    border-bottom: 1px solid var(--border);
}

@media (min-width: 1280px) {
    .main:has(.article-with-toc:not(.no-toc)) .blog-section-banner {
        max-width: calc(100% - var(--right-sidebar-width) - 32px);
    }
}

.blog-section-banner .blog-rss {
    margin-left: auto;
}

.blog-section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.45em;
}

.blog-section-icon {
    grid-area: icon;
    width: 1.7em;
    height: 1.7em;
    color: var(--blog-accent);
    flex-shrink: 0;
}

a.blog-section-title,
a.blog-section-title:visited {
    grid-area: title;
    font-size: 1.9em;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--text);
    text-decoration: none;
    line-height: 1.1;
}

a.blog-section-title:hover,
.blog-card-title a:hover {
    color: var(--blog-accent);
    text-decoration: none;
}

.blog-section-subtitle {
    grid-area: subtitle;
    font-size: 0.85em;
    color: var(--text-muted);
    opacity: 0.8;
    margin-top: 0.15em;
}

/* RSS subscribe button (orange outlined). */
a.blog-rss,
a.blog-rss:visited {
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
    padding: 0.35em 0.75em;
    background: transparent;
    color: var(--blog-accent);
    border: 1px solid var(--blog-accent);
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9em;
    line-height: 1;
    flex: 0 0 auto;
}

a.blog-rss:hover {
    background: color-mix(in srgb, var(--blog-accent) 12%, transparent);
    color: var(--blog-accent);
    text-decoration: none;
}

.blog-rss-icon {
    width: 1.1em;
    height: 1.1em;
    flex: 0 0 auto;
    transform: translateY(-0.05em);
}

/* ---- Blog listing (post cards) -------------------------------------- */

.blog-listing-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1em;
    margin-bottom: 1.5em;
}

.blog-listing-title {
    font-size: 2.2em;
    margin: 0;
}

.blog-listing-title-value,
.blog-listing-title-value:visited {
    color: var(--text);
    font-weight: 500;
    border-bottom: none;
    text-decoration: none;
}

ol.blog-cards {
    list-style: none;
    margin: 0;
    padding: 0;
}

ol.blog-cards > li.blog-card {
    list-style: none;
    margin: 0;
}

.blog-card {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-areas:
        "date"
        "title"
        "summary"
        "tags";
    padding: 1.6em 0;
    margin: 0;
    background: none;
    border: none;
}

.blog-card:first-child {
    padding-top: 0;
}

.blog-card-head {
    display: contents;
}

.blog-card-meta {
    grid-area: date;
    color: color-mix(in srgb, var(--text-muted) 75%, transparent);
    font-size: 0.78em;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-variant-numeric: tabular-nums;
    margin: 0 0 0.05em 0;
}

.blog-card-draft {
    font-style: italic;
}

.blog-card-titlerow {
    grid-area: title;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75em;
}

.blog-card .blog-card-title {
    min-width: 0;
    font-family: var(--font-body);
    font-size: 1.3em;
    font-weight: 700;
    line-height: 1.3;
    margin: 0 0 0.4em 0;
    padding: 0;
}

.blog-card-title a,
.blog-card-title a:visited {
    text-decoration: none;
    color: var(--text);
}

/* Match the article banner's effective size (0.78em inside a 0.9em
   banner = 0.702em) so the listing badge is identical to it. */
.blog-card-titlerow .post-meta-featured {
    font-size: 0.702em;
}

.blog-card-summary {
    grid-area: summary;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 1.05em;
    line-height: 1.6;
    margin: 0.3em 0 0 0;
}

.blog-card-summary a,
.blog-card-summary a:visited {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px dotted var(--border);
}

.blog-card-summary a:hover {
    color: var(--blog-accent);
    border-bottom-color: var(--blog-accent);
    text-decoration: none;
}

.blog-card-summary code {
    background: none;
    border: none;
    padding: 0;
    color: inherit;
    font-size: 0.92em;
}

.blog-card-summary p:empty {
    display: none;
}

.blog-card-summary p {
    margin: 0;
}

.blog-card .blog-card-tags {
    grid-area: tags;
    justify-self: start;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.3em;
    margin: 0.9em 0 0 0;
    padding-left: 0;
}

.blog-card-tags li {
    list-style: none;
    margin: 0;
}

/* ---- Post meta banner (date + tags below the H1 of a post) --------- */

.post-meta-banner {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
    align-items: center;
    margin: 0 0 2em 0;
    padding: 0.4em 0 0 0;
    font-size: 0.9em;
    color: var(--text-muted);
}

.post-meta-banner > *:not(:first-child)::before {
    content: "·";
    color: var(--text-muted);
    opacity: 0.6;
    margin: 0 0.5em 0 0.15em;
}

.post-meta-featured,
a.post-meta-featured,
a.post-meta-featured:visited {
    padding: 0.15em 0.65em;
    border-radius: 999px;
    font-size: 0.78em;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.6;
    color: var(--blog-accent);
    background: color-mix(in srgb, var(--blog-accent) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--blog-accent) 28%, transparent);
    text-decoration: none;
}

a.post-meta-featured:hover {
    background: color-mix(in srgb, var(--blog-accent) 22%, transparent);
    border-color: color-mix(in srgb, var(--blog-accent) 50%, transparent);
}

.post-meta-author {
    font-style: italic;
}

.post-meta-date,
.post-meta-readtime {
    font-variant-numeric: tabular-nums;
}

.post-meta-tags {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.3em;
    align-items: center;
}

/* Shared tag-pill style: card listing + post banner. */
.post-meta-tags a,
.post-meta-tags a:visited,
.blog-card-tags a,
.blog-card-tags a:visited {
    display: inline-block;
    padding: 0.05em 0.55em;
    border-radius: 999px;
    font-size: 0.82em;
    line-height: 1.6;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--text-muted) 7%, transparent);
    text-decoration: none;
}

.post-meta-tags a:hover,
.blog-card-tags a:hover {
    color: var(--blog-accent);
    background: color-mix(in srgb, var(--blog-accent) 10%, transparent);
    text-decoration: none;
}

/* ---- Blog post body: switch to serif typography -------------------- */

.article:has(.post-meta-banner) p,
.article:has(.post-meta-banner) li,
.article:has(.post-meta-banner) blockquote,
.article:has(.post-meta-banner) dd {
    font-family: var(--font-post-body);
    line-height: 1.75;
}

.article:has(.post-meta-banner) h1 {
    font-size: 2.1em;
    line-height: 1.25;
    margin-bottom: 0.4em;
}

.article:has(.post-meta-banner) h2 {
    font-size: 1.5em;
    line-height: 1.3;
    margin-top: 1.8em;
    padding-top: 0.5em;
}

.article:has(.post-meta-banner) h3 {
    font-size: 1.2em;
    line-height: 1.35;
    margin-top: 1.5em;
}

/* GitHub-style blockquotes inside posts. */
.article:has(.post-meta-banner) blockquote {
    margin: 1em 0;
    padding: 0 1em;
    border-left: 0.25em solid var(--border);
    color: var(--text-muted);
    background: transparent;
    font-style: normal;
}

.article:has(.post-meta-banner) blockquote p {
    margin: 0.5em 0;
}

/* ---- Blog-scoped accent: redefine the link tokens inside the blog
   sub-site so every link picks up the rust hue without needing
   per-element overrides. */

body:has(.blog-section-banner) {
    --accent: var(--blog-accent);
    --links-api: var(--blog-accent-deep);
    --links-api-underline: var(--blog-accent-deep);
}