/* Post-specific styles */

/* Back button */
.post-back {
    margin-bottom: 1.5rem;
}

.post-back a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.25s ease;
}

.post-back a:hover {
    color: var(--primary-strong);
    transform: translateX(-3px);
}

/* Blog post article container */
.blog-post {
    padding: clamp(1.5rem, 3vw, 2rem);
    max-width: 900px;
    margin: clamp(3rem, 7vw, 6rem) auto 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.45rem;
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
}

/* Post header styling */
.post-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border);
}

.post-header h1 {
    color: var(--heading);
    font-family: var(--serif);
    font-size: clamp(2.4rem, 6vw, 4.6rem);
    font-weight: 400;
    letter-spacing: -0.035em;
    margin-bottom: 1rem;
    line-height: 1.05;
}

/* Post content typography */
.post-content {
    line-height: 1.8;
}

.post-content h2 {
    color: var(--heading);
    font-family: var(--serif);
    font-size: clamp(1.7rem, 4vw, 2.35rem);
    font-weight: 400;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.post-content h2:first-child {
    margin-top: 0;
}

.post-content h3 {
    color: var(--heading);
    font-size: 1.15rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    border-bottom: none;
    display: block;
    padding: 0;
}

.post-content h4 {
    color: var(--text);
    font-size: 1rem;
    margin-top: 1.2rem;
    margin-bottom: 0.5rem;
}

.post-content p {
    color: var(--text-muted);
    margin-bottom: 1.2rem;
}

.post-content ul,
.post-content ol {
    color: var(--text-muted);
    margin-left: 1.5rem;
    margin-bottom: 1.2rem;
}

.post-content li {
    margin-bottom: 0.5rem;
}

/* Code blocks */
.post-content pre {
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    padding: 1.2rem;
    overflow-x: auto;
    margin-bottom: 1.2rem;
}

.post-content code {
    font-family: var(--mono);
    font-size: 0.9rem;
    color: var(--primary-soft);
    line-height: 1.6;
}

.post-content pre code {
    background: none;
    padding: 0;
}

/* Inline code */
.post-content p code {
    background: rgba(116, 198, 157, 0.1);
    color: var(--primary);
    padding: 0.2rem 0.5rem;
    border-radius: 0.3rem;
    font-size: 0.95em;
}

/* Blockquotes */
.post-content blockquote {
    border-left: 4px solid var(--primary);
    padding: 0.5rem 1rem;
    background: rgba(116, 198, 157, 0.08);
    margin: 1.5rem 0;
    border-radius: 0.3rem;
    color: var(--text);
    font-style: italic;
}

/* Tables */
.post-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.post-content table th {
    background: var(--surface-strong);
    color: var(--heading);
    padding: 0.75rem;
    text-align: left;
    border: 1px solid var(--border);
}

.post-content table td {
    padding: 0.75rem;
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.post-content table tr:hover {
    background: rgba(116, 198, 157, 0.05);
}

/* Images */
.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.6rem;
    margin: 1.5rem 0;
    border: 1px solid var(--border);
}

/* Post footer */
.post-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--border);
}

.post-footer p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.post-footer strong {
    color: var(--text);
}

/* Post navigation */
.post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
    max-width: 900px;
    margin-right: auto;
    margin-bottom: 2rem;
    margin-left: auto;
}

.post-nav-item a {
    display: block;
    padding: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    color: var(--primary);
    text-decoration: none;
    transition: all 0.25s ease;
}

.post-nav-item a:hover {
    border-color: var(--primary);
    background: rgba(116, 198, 157, 0.08);
}

.post-nav-item.prev a {
    text-align: left;
}

.post-nav-item.next a {
    text-align: right;
}

/* Blog return button */
.blog-return {
    text-align: center;
    margin-top: 2rem;
}

.blog-return .cta-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.9rem;
    padding: 0.65rem 1rem;
    color: var(--heading);
    border: 1px solid var(--border-strong);
    border-radius: 0.28rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    text-decoration: none;
    text-transform: uppercase;
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .blog-post {
        padding: 1.2rem;
    }

    .post-header h1 {
        font-size: 1.5rem;
    }

    .post-content h2 {
        font-size: 1.2rem;
        margin-top: 1.5rem;
    }

    .post-content h3 {
        font-size: 1rem;
    }

    .post-nav {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .post-nav-item.next a {
        text-align: left;
    }

    .post-content pre {
        padding: 1rem;
        font-size: 0.85rem;
    }

    .post-content code {
        font-size: 0.85rem;
    }

    .post-content table {
        font-size: 0.9rem;
    }

    .post-content table th,
    .post-content table td {
        padding: 0.5rem;
    }
}

/* Alle 346 px:n näytöllä taulukko ei mahdu edes 0,9rem:n fontilla, vaan työntyy kortin reunukseen. */
@media (max-width: 359px) {
    .post-content table {
        font-size: 0.8125rem;
    }

    .post-content table th,
    .post-content table td {
        padding: 0.5rem 0.4rem;
    }
}

/* Artikkelikohtaiset täydennystyylit (siirretty sivupohjasta: kutsutaan, .cite, .toc, .sources, .num) */
.num {
    display: inline-block;
    color: var(--primary);
    font-family: var(--mono);
    font-size: 0.85em;
    font-weight: 500;
    background: rgba(116, 198, 157, 0.1);
    border: 1px solid var(--border-strong);
    padding: 1px 8px;
    border-radius: 6px;
    margin-right: 0.5rem;
    vertical-align: middle;
}
a.cite {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px dotted var(--primary);
    transition: all 0.2s ease;
    padding: 0 1px;
    max-width: 100%;
    display: inline;
}
a.cite:hover {
    color: var(--primary);
    border-bottom-style: solid;
}
a.cite::after {
    content: " ↗";
    font-size: 0.75em;
    color: var(--primary);
    margin-left: 1px;
}
.callout {
    padding: 1rem 1.25rem;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    margin: 1.5rem 0;
}
.callout-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.callout p {
    margin-bottom: 0.5rem;
}
.callout p:last-child {
    margin-bottom: 0;
}
.callout.warn {
    border-left: 3px solid #ff6b6b;
}
.callout.warn .callout-title {
    color: #ff6b6b;
}
.callout.info {
    border-left: 3px solid var(--primary);
}
.callout.info .callout-title {
    color: var(--primary);
}
.callout.fact {
    border-left: 3px solid #ffd166;
}
.callout.fact .callout-title {
    color: #ffd166;
}
.caveat {
    border: 1px dashed var(--border);
    border-radius: 0.6rem;
    padding: 0.9rem 1.1rem;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}
.caveat strong {
    color: var(--primary);
}
.toc {
    position: static !important;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    padding: 1.1rem 1.4rem;
    margin: 1.5rem 0 2rem;
    backdrop-filter: none !important;
    box-shadow: none !important;
}
.post-content ul,
.post-content ol {
    padding-left: 1.5rem;
    display: block;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 0;
}
.post-content ul {
    list-style-type: disc;
}
.post-content ol {
    list-style-type: decimal;
}
.post-content ul li,
.post-content ol li {
    display: list-item;
    padding: 0;
    margin-bottom: 0.5rem;
}
.post-content ul li a,
.post-content ol li a {
    display: inline;
    padding: 0;
    text-align: left;
}
.post-content {
    overflow-wrap: break-word;
    word-wrap: break-word;
}
.toc-title {
    font-weight: 600;
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}
/* Hugo tuottaa sisällysluettelon <ul>-listana ja otsikoissa on jo omat numerot, joten luettelomerkit piilotetaan. */
.toc ul {
    margin: 0;
    padding-left: 0;
    list-style: none;
}
.toc li ul {
    margin-top: 0.5rem;
    padding-left: 1.25rem;
}
.toc a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.15s;
}
.toc a:hover {
    color: var(--primary);
}
.sources {
    background: var(--surface-strong);
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    padding: 1.4rem 1.6rem;
    margin-top: 2.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}
.sources h3 {
    margin-top: 0;
    color: var(--heading);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.05rem;
}
.sources a {
    color: var(--primary);
    text-decoration: none;
    border-bottom: 1px dotted var(--primary);
}
.sources a:hover {
    border-bottom-style: solid;
}
hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 2.5rem 0;
}
/* CLS: estä navin leveyden muutos ikonien latautuessa.
   Rajattu päänavigaatioon, ettei nowrap estä sisällysluettelon rivitystä. */
.site-nav ul li {
    min-width: 3.5rem;
    white-space: nowrap;
}
/* CLS: estä footerin/pagerin siirtymä */
.post-nav, .blog-return {
    contain: layout;
}
/* CLS: estä kuvien aiheuttama layout shift */
.post-content img {
    content-visibility: auto;
}