/* Blog (migrated from blog.text-mining.ir) */

:root {
    --blog-text: #3d4451;
    --blog-heading: #1f2a3a;
    --blog-muted: #8a93a3;
    --blog-border: #e9edf2;
    --blog-soft: #f5f7fa;
    --blog-accent: #2f7fb8;
    --blog-accent-soft: #e8f2fa;
    --blog-radius: 14px;
}

/* ---------- hero ---------- */
.blog-hero {
    padding-top: 150px;
    padding-bottom: 70px;
}

.blog-hero-title {
    font-size: 2rem;
    line-height: 1.7;
    margin: 12px 0 18px;
}

.blog-hero-category {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .16);
    color: #fff !important;
    font-size: .8rem;
}

.blog-hero-category:hover {
    background: rgba(255, 255, 255, .28);
}

/* ---------- meta / tags ---------- */
.blog-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px 0;
    color: var(--blog-muted);
    font-size: .8rem;
}

.blog-meta span + span::before {
    content: "•";
    margin: 0 10px;
    opacity: .7;
}

.blog-meta-light {
    justify-content: center;
    color: rgba(255, 255, 255, .85);
    font-size: .9rem;
}

.blog-tag {
    display: inline-block;
    margin: 0 0 8px 6px;
    padding: 4px 14px;
    border-radius: 999px;
    background: var(--blog-soft);
    border: 1px solid var(--blog-border);
    color: var(--blog-text) !important;
    font-size: .8rem;
    transition: all .2s ease;
}

.blog-tag:hover,
.blog-tag.active {
    background: var(--blog-accent);
    border-color: var(--blog-accent);
    color: #fff !important;
}

.blog-section-title {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--blog-heading);
    margin-bottom: 24px;
}

/* ---------- index ---------- */
.blog-filter {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 32px;
    padding: 14px 20px;
    border-radius: var(--blog-radius);
    background: var(--blog-accent-soft);
}

.blog-filter .blog-tag {
    margin: 0;
}

.blog-featured {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 48px;
    border-radius: var(--blog-radius);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--blog-border);
    box-shadow: 0 10px 30px rgba(31, 42, 58, .06);
    color: inherit !important;
    transition: box-shadow .25s ease, transform .25s ease;
}

.blog-featured:hover {
    box-shadow: 0 16px 40px rgba(31, 42, 58, .12);
    transform: translateY(-3px);
}

.blog-featured-img {
    flex: 1 1 55%;
    min-height: 260px;
    background: var(--blog-soft);
}

.blog-featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-featured-body {
    flex: 1 1 45%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 36px;
}

.blog-featured-title {
    font-size: 1.5rem;
    line-height: 1.8;
    color: var(--blog-heading);
    margin: 14px 0;
}

.blog-badge {
    align-self: flex-start;
    padding: 3px 12px;
    border-radius: 999px;
    background: var(--blog-accent-soft);
    color: var(--blog-accent);
    font-size: .75rem;
}

.blog-readmore {
    margin-top: 18px;
    color: var(--blog-accent);
    font-size: .9rem;
}

.blog-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    border-radius: var(--blog-radius);
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--blog-border);
    color: inherit !important;
    transition: box-shadow .25s ease, transform .25s ease;
}

.blog-card:hover {
    box-shadow: 0 14px 34px rgba(31, 42, 58, .1);
    transform: translateY(-4px);
}

.blog-card-img {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--blog-soft);
}

.blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.blog-card:hover .blog-card-img img {
    transform: scale(1.04);
}

.blog-card-body {
    padding: 20px 22px 24px;
}

.blog-card-title {
    font-size: 1.02rem;
    line-height: 1.9;
    font-weight: bold;
    color: var(--blog-heading);
    margin: 10px 0;
}

.blog-card-excerpt {
    color: var(--blog-text);
    font-size: .88rem;
    line-height: 2;
    margin: 0;
    text-align: justify;
}

.blog-tag-cloud {
    margin-top: 24px;
    padding-top: 40px;
    border-top: 1px solid var(--blog-border);
}

/* ---------- single post ---------- */
.blog-post-section {
    padding-top: 40px;
}

.blog-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    font-size: .8rem;
    color: var(--blog-muted);
}

.blog-breadcrumb a {
    color: var(--blog-muted);
}

.blog-breadcrumb a:hover {
    color: var(--blog-accent);
}

.blog-breadcrumb .current {
    color: var(--blog-text);
}

.blog-cover {
    display: block;
    width: 100%;
    margin-bottom: 40px;
    border-radius: var(--blog-radius);
    box-shadow: 0 12px 32px rgba(31, 42, 58, .1);
}

.blog-content {
    color: var(--blog-text);
    font-size: 1rem;
    line-height: 2.2;
    text-align: justify;
    word-wrap: break-word;
}

.blog-content h2,
.blog-content h3,
.blog-content h4 {
    color: var(--blog-heading);
    font-weight: bold;
    line-height: 1.8;
    margin: 2.2em 0 .8em;
    text-align: right;
}

.blog-content h2 { font-size: 1.45rem; }
.blog-content h3 { font-size: 1.2rem; }
.blog-content h4 { font-size: 1.05rem; }

.blog-content h2 br,
.blog-content h3 br {
    display: none;
}

.blog-content p {
    margin-bottom: 1.3em;
}

.blog-content a {
    color: var(--blog-accent);
    border-bottom: 1px dashed rgba(47, 127, 184, .4);
}

.blog-content a:hover {
    border-bottom-style: solid;
}

.blog-content ul,
.blog-content ol {
    padding-right: 1.6em;
    padding-left: 0;
    margin-bottom: 1.4em;
}

.blog-content li {
    margin-bottom: .45em;
}

.blog-content strong {
    color: var(--blog-heading);
}

.blog-content figure {
    margin: 2em 0;
    text-align: center;
}

.blog-content img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

.blog-content figcaption {
    margin-top: 8px;
    color: var(--blog-muted);
    font-size: .85rem;
}

.blog-content .has-text-align-center {
    text-align: center;
}

.blog-content .has-text-align-left {
    text-align: left;
}

.blog-content blockquote {
    margin: 1.8em 0;
    padding: 18px 24px;
    border: 0;
    border-right: 4px solid var(--blog-accent);
    border-radius: 10px;
    background: var(--blog-accent-soft);
    font-size: .95rem;
}

.blog-content blockquote blockquote {
    margin: 0;
    padding: 0;
    border: 0;
    background: none;
}

.blog-content blockquote p:last-child {
    margin-bottom: 0;
}

.blog-content table {
    width: 100%;
    margin: 1.5em 0;
    border-collapse: collapse;
    font-size: .9rem;
}

.blog-content th,
.blog-content td {
    padding: 8px 12px;
    border: 1px solid var(--blog-border);
}

.blog-content tr:nth-child(even) {
    background: var(--blog-soft);
}

/* code blocks (shiki output of the WordPress code-block-pro plugin) */
.blog-content .wp-block-kevinbatdorf-code-block-pro {
    position: relative;
    direction: ltr;
    text-align: left;
    margin: 1.6em 0;
    border: 1px solid var(--blog-border);
    border-radius: 10px;
    overflow: hidden;
    font-size: .85rem !important;
    line-height: 1.6 !important;
    /* IRANSansX before the generic fallback so Persian strings and comments in code stay joined */
    font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, IRANSansX, monospace !important;
}

.blog-content .wp-block-kevinbatdorf-code-block-pro pre {
    margin: 0;
    padding: 16px 18px;
    overflow-x: auto;
    background: #f8f9fb !important;
    border: 0;
    border-radius: 0;
}

.blog-content .wp-block-kevinbatdorf-code-block-pro pre,
.blog-content .wp-block-kevinbatdorf-code-block-pro code,
.blog-content .wp-block-kevinbatdorf-code-block-pro code span {
    font-family: "JetBrains Mono", Consolas, SFMono-Regular, Menlo, Monaco, IRANSansX, monospace !important;
    font-size: .88rem;
    line-height: 1.7;
    background: none;
    padding: 0;
    color: inherit;
    white-space: pre;
}

.blog-content .cbp-has-line-numbers code {
    counter-reset: cbp-line;
}

.blog-content .cbp-has-line-numbers code .line::before {
    counter-increment: cbp-line;
    content: counter(cbp-line);
    display: inline-block;
    width: 1.6em;
    margin-right: 1.2em;
    color: #b3bac5;
    text-align: right;
}

.blog-content .wp-block-kevinbatdorf-code-block-pro[data-lang]::before {
    content: attr(data-lang);
    display: block;
    padding: 4px 14px;
    border-bottom: 1px solid var(--blog-border);
    background: var(--blog-soft);
    color: var(--blog-muted);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: .72rem;
    letter-spacing: .04em;
}

.blog-content .wp-block-kevinbatdorf-code-block-pro[data-lang="خروجی"] {
    border-style: dashed;
}

.blog-content .wp-block-kevinbatdorf-code-block-pro[data-lang="خروجی"]::before {
    direction: rtl;
    text-align: right;
    font-family: IRANSansX, Tahoma, sans-serif;
}

.blog-copy-btn {
    position: absolute;
    top: 3px;
    right: 8px;
    padding: 2px 10px;
    border: 1px solid var(--blog-border);
    border-radius: 6px;
    background: #fff;
    color: var(--blog-muted);
    font-size: .72rem;
    cursor: pointer;
    opacity: 0;
    transition: opacity .2s ease;
}

.wp-block-kevinbatdorf-code-block-pro:hover .blog-copy-btn,
.blog-copy-btn:focus {
    opacity: 1;
}

.blog-content code {
    direction: ltr;
    padding: 1px 6px;
    border-radius: 4px;
    background: var(--blog-soft);
    color: #c7254e;
    font-size: .88em;
}

/* tables of written posts are wrapped so they can scroll on phones */
.blog-content .blog-table {
    margin: 1.5em 0;
    overflow-x: auto;
    border: 1px solid var(--blog-border);
    border-radius: 10px;
}

.blog-content .blog-table table {
    margin: 0;
    min-width: 560px;
    text-align: right;
}

.blog-content .blog-table th,
.blog-content .blog-table td {
    border-width: 0 0 1px 1px;
    line-height: 1.9;
}

.blog-content .blog-table tr:last-child td {
    border-bottom: 0;
}

.blog-content th {
    background: var(--blog-accent-soft);
    color: var(--blog-heading);
    font-weight: bold;
}

.blog-content .blog-table code {
    font-size: .8em;
    white-space: nowrap;
}

/* series navigation */
.blog-series {
    margin: 2em 0;
    padding: 18px 22px;
    border-radius: var(--blog-radius);
    background: linear-gradient(135deg, var(--blog-accent-soft), #e6f6f3);
    text-align: right;
}

.blog-series-title {
    margin-bottom: 10px;
    color: var(--blog-heading);
    font-size: .92rem;
}

.blog-content .blog-series ol {
    margin: 0;
    padding-right: 1.4em;
    font-size: .88rem;
    line-height: 2;
}

.blog-content .blog-series li {
    margin: 0;
}

.blog-content .blog-series a {
    border-bottom: 0;
}

.blog-series li.current span {
    color: var(--blog-heading);
    font-weight: bold;
}

.blog-series li.current::marker {
    color: var(--blog-accent);
}

/* references */
.blog-content .blog-refs {
    direction: ltr;
    text-align: left;
    padding-left: 1.6em;
    padding-right: 0;
    font-size: .85rem;
    line-height: 1.9;
}

.blog-content .blog-refs li {
    margin-bottom: .6em;
}

.blog-video {
    position: relative;
    padding-top: 56.2%;
    margin: 2em 0;
    border-radius: var(--blog-radius);
    overflow: hidden;
}

.blog-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* post footer */
.blog-tags {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--blog-border);
}

.blog-tags-label,
.blog-share span {
    margin-left: 10px;
    color: var(--blog-muted);
    font-size: .85rem;
}

.blog-share {
    display: flex;
    align-items: center;
    margin-top: 16px;
}

.blog-share a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-left: 8px;
    border-radius: 50%;
    background: var(--blog-soft);
    color: var(--blog-text);
    transition: all .2s ease;
}

.blog-share a:hover {
    background: var(--blog-accent);
    color: #fff;
}

.blog-pager {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 40px;
}

.blog-pager-item {
    flex: 0 1 48%;
    padding: 16px 20px;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    color: var(--blog-heading) !important;
    transition: all .2s ease;
}

.blog-pager-item:hover {
    border-color: var(--blog-accent);
    background: var(--blog-accent-soft);
}

.blog-pager-item small {
    display: block;
    margin-bottom: 4px;
    color: var(--blog-muted);
}

.blog-pager-item span {
    font-size: .9rem;
    line-height: 1.8;
}

.blog-pager-older {
    text-align: left;
}

@media (max-width: 767px) {
    .blog-hero {
        padding-top: 150px;
        padding-bottom: 50px;
    }

    .blog-hero-title {
        font-size: 1.45rem;
    }

    .blog-featured-body {
        padding: 24px;
    }

    .blog-featured-title {
        font-size: 1.2rem;
    }

    .blog-content {
        font-size: .95rem;
        text-align: right;
    }

    .blog-pager {
        flex-direction: column;
    }

    .blog-pager-older {
        text-align: right;
    }
}