/* =========================================================
   article-content.css — استایل کامل تک پست های بلاگ (single.php)
   فقط در is_single() لود می شود.
   ========================================================= */

/* ---------- چیدمان صفحه (محتوا + سایدبار) ---------- */
.single-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px; /* RTL: ستون اول سمت راست */
    gap: 2.5rem;
    align-items: start;
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 2rem 4rem; /* 90px ارتفاع هدر ثابت + فاصله */
}
.single-main { min-width: 0; }

.single-title {
    font-size: clamp(1.6rem, 3.2vw, 2.4rem);
    font-weight: 900;
    line-height: 1.6;
    color: var(--primary-blue);
    margin: .5rem 0 1rem;
}

/* ---------- breadcrumb (Rank Math) ---------- */
.rank-math-breadcrumb {
    font-size: .85rem;
    color: #64748b;
    margin-bottom: .5rem;
}
.rank-math-breadcrumb p { margin: 0; }
.rank-math-breadcrumb a { color: #64748b; }
.rank-math-breadcrumb a:hover { color: var(--accent-yellow); }
.rank-math-breadcrumb .separator { margin: 0 .4rem; }

/* ---------- متا و تصویر شاخص ---------- */
.post-meta-box {
    display: flex; flex-wrap: wrap; gap: .4rem .8rem; align-items: center;
    font-size: .85rem; color: #64748b;
    background: var(--white); border: 1px solid #e2e8f0;
    border-radius: 14px; padding: .8rem 1.1rem; margin: 0 0 1.5rem;
}
.post-meta-box .meta-sep { color: #cbd5e1; }
.post-meta-box a { color: var(--accent-yellow); }
.post-thumbnail-container { margin-bottom: 2rem; }
.post-thumbnail-container img {
    width: 100%; height: auto; display: block;
    border-radius: 20px; box-shadow: var(--shadow);
}

/* ---------- تایپوگرافی محتوا ---------- */
.entry-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 2;
    color: var(--text-slate);
}
.entry-content h2 {
    font-size: 1.6rem; font-weight: 800; color: var(--primary-blue);
    margin: 2.5rem 0 1rem; border-bottom: 2px solid #e2e8f0; padding-bottom: .6rem;
}
.entry-content h3 { font-size: 1.25rem; font-weight: 700; color: var(--primary-blue); margin: 2rem 0 .8rem; }
.entry-content h4 { font-size: 1.1rem; font-weight: 700; color: var(--primary-blue); }
.entry-content p { margin-bottom: 1.3rem; }
.entry-content img { max-width: 100%; height: auto; border-radius: 16px; margin: 1.5rem 0; display: block; }
.entry-content figcaption { text-align: center; font-size: .85rem; color: #94a3b8; margin-top: .5rem; }
.entry-content blockquote {
    border-right: 4px solid var(--accent-yellow); background: var(--light-bg);
    padding: 1.2rem 1.5rem; margin: 1.8rem 0; border-radius: 14px 0 0 14px; color: var(--primary-blue);
}
.entry-content ul, .entry-content ol { margin: 1.2rem 1.5rem 1.2rem 0; padding: 0; }
.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }
.entry-content li { margin-bottom: .5rem; }
.entry-content a { color: var(--accent-yellow); text-decoration: underline; text-underline-offset: 3px; }
.entry-content .author-box { display: flex; gap: 1rem; align-items: center; background: var(--light-bg); border-radius: 16px; padding: 1.2rem; margin-top: 3rem; }
.entry-content .author-box img { width: 64px; height: 64px; margin: 0; border-radius: 50%; }

/* جدول */
.entry-content table { width: 100%; border-collapse: collapse; margin: 1.8rem 0; font-size: .95rem; display: block; overflow-x: auto; }
.entry-content th { background: var(--primary-blue); color: var(--white); padding: .7rem 1rem; text-align: right; }
.entry-content td { padding: .7rem 1rem; border-bottom: 1px solid #e2e8f0; }
.entry-content tr:nth-child(even) td { background: var(--light-bg); }

/* ---------- کامپوننت های ساختار مقاله ---------- */
.entry-content .upseo-article-wrapper strong { color: var(--primary-blue); font-weight: 800; }

.entry-content .upseo-ai-answer {
    background: linear-gradient(135deg, #fffbeb 0%, #ffffff 100%);
    border: 1px solid #fde68a; border-right: 5px solid var(--accent-yellow);
    border-radius: 16px; padding: 1.4rem 1.6rem 1rem; margin: 0 0 2rem; box-shadow: var(--shadow);
}
.entry-content .upseo-ai-answer-label {
    display: inline-block; background: var(--primary-blue); color: var(--accent-light);
    font-size: .8rem; font-weight: 800; padding: .2rem .9rem; border-radius: 999px; margin-bottom: .8rem;
}
.entry-content .upseo-ai-answer p { margin: 0 0 .5rem; color: var(--primary-blue); font-weight: 600; line-height: 2; }

.entry-content .upseo-lead {
    font-size: 1.12rem; line-height: 2.1; color: var(--primary-blue);
    padding-bottom: 1.5rem; margin-bottom: 1rem; border-bottom: 1px dashed #cbd5e1;
}

.entry-content .upseo-article-wrapper h2 { position: relative; padding-right: 1rem; }
.entry-content .upseo-article-wrapper h2::before {
    content: ""; position: absolute; right: 0; top: .15em; bottom: .75em;
    width: 5px; border-radius: 4px; background: var(--accent-yellow);
}
.entry-content .upseo-article-wrapper h3::before {
    content: ""; display: inline-block; width: 9px; height: 9px; margin-left: .55rem;
    border-radius: 50%; background: var(--accent-light); box-shadow: 0 0 0 3px #fef9c3;
}

.entry-content .upseo-infogain-box { background: var(--primary-blue); color: #e2e8f0; border-radius: 18px; padding: 1.5rem 1.6rem; margin: 2.2rem 0; box-shadow: var(--shadow); }
.entry-content .upseo-infogain-header { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; margin-bottom: .8rem; }
.entry-content .upseo-data-badge { background: var(--accent-light); color: var(--primary-blue); font-size: .78rem; font-weight: 800; padding: .2rem .8rem; border-radius: 999px; }
.entry-content .upseo-infogain-title { margin: 0; font-size: 1.1rem; font-weight: 800; color: var(--white); }
.entry-content .upseo-infogain-content p { margin: 0; color: #cbd5e1; line-height: 2; }

.entry-content .upseo-warning-box { background: #fef2f2; border: 1px solid #fecaca; border-right: 5px solid #dc2626; border-radius: 16px; padding: 1.2rem 1.5rem; margin: 2.2rem 0; }
.entry-content .upseo-warning-box > strong { display: block; color: #991b1b; margin-bottom: .5rem; font-size: 1.05rem; }
.entry-content .upseo-warning-box p { margin: 0; color: #7f1d1d; }

.entry-content .upseo-note { background: #eff6ff; border: 1px solid #bfdbfe; border-right: 5px solid #2563eb; border-radius: 16px; padding: 1.1rem 1.4rem; margin: 2rem 0; color: #1e3a8a; }
.entry-content .upseo-note p { margin: 0; }

.entry-content ul.upseo-checklist { list-style: none; margin: 1.5rem 0; padding: 1.2rem 1.5rem; background: var(--white); border: 1px solid #e2e8f0; border-radius: 16px; }
.entry-content ul.upseo-checklist li { position: relative; padding-right: 1.9rem; margin-bottom: .7rem; }
.entry-content ul.upseo-checklist li:last-child { margin-bottom: 0; }
.entry-content ul.upseo-checklist li::before { content: "✓"; position: absolute; right: 0; top: .35rem; width: 1.35rem; height: 1.35rem; line-height: 1.35rem; text-align: center; font-size: .8rem; font-weight: 800; border-radius: 50%; background: var(--accent-light); color: var(--primary-blue); }

.entry-content ol.upseo-steps { list-style: none; counter-reset: step; margin: 1.5rem 0; padding: 0; }
.entry-content ol.upseo-steps li { counter-increment: step; position: relative; background: var(--white); border: 1px solid #e2e8f0; border-radius: 14px; padding: 1rem 3.4rem 1rem 1.2rem; margin-bottom: .8rem; }
.entry-content ol.upseo-steps li::before { content: counter(step); position: absolute; right: 1rem; top: 50%; transform: translateY(-50%); width: 1.9rem; height: 1.9rem; line-height: 1.9rem; text-align: center; font-weight: 800; border-radius: 50%; background: var(--primary-blue); color: var(--accent-light); }

.entry-content .upseo-cta-box { text-align: center; background: linear-gradient(135deg, var(--primary-blue), #1e293b); color: #e2e8f0; border-radius: 20px; padding: 2rem 1.5rem; margin: 2.5rem 0; box-shadow: var(--shadow); }
.entry-content .upseo-cta-box h3, .entry-content .upseo-cta-box h4 { color: var(--white); margin: 0 0 .6rem; }
.entry-content .upseo-cta-box h3::before { display: none; }
.entry-content .upseo-cta-box p { margin: 0 0 1.1rem; color: #cbd5e1; }
.entry-content .upseo-cta-box a { display: inline-block; background: var(--accent-light); color: var(--primary-blue); font-weight: 800; text-decoration: none; padding: .7rem 1.8rem; border-radius: 12px; transition: var(--transition); }
.entry-content .upseo-cta-box a:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.entry-content .upseo-toc { background: var(--white); border: 1px solid #e2e8f0; border-radius: 16px; padding: 1.2rem 1.5rem; margin: 1.5rem 0 2rem; }
.entry-content .upseo-toc strong { display: block; margin-bottom: .6rem; }
.entry-content .upseo-toc ol { margin: 0 1.2rem 0 0; }
.entry-content .upseo-toc a { text-decoration: none; color: var(--primary-blue); }
.entry-content .upseo-toc a:hover { color: var(--accent-yellow); }

.entry-content .upseo-faq-section { background: var(--white); border: 1px solid #e2e8f0; border-radius: 20px; padding: 1.5rem 1.6rem; margin-top: 3rem; }
.entry-content .upseo-faq-section > h2 { margin-top: 0; }
.entry-content .upseo-faq-item { border-bottom: 1px solid #e2e8f0; padding: 1rem 0; }
.entry-content .upseo-faq-item:last-child { border-bottom: 0; padding-bottom: 0; }
.entry-content .upseo-faq-item h3 { margin: 0 0 .5rem; font-size: 1.08rem; }
.entry-content .upseo-faq-item h3::before { content: "؟"; width: auto; height: auto; background: none; box-shadow: none; color: var(--accent-yellow); font-weight: 800; margin-left: .5rem; }
.entry-content .upseo-faq-item p { margin: 0; }

/* ---------- سایدبار بلاگ ---------- */
.blog-sidebar { position: sticky; top: 110px; }
.blog-sidebar .sidebar-section { background: var(--white); border: 1px solid #e2e8f0; border-radius: 18px; padding: 1.2rem; box-shadow: var(--shadow); }
.blog-sidebar .more { font-weight: 800; color: var(--primary-blue); padding: 0 .4rem .8rem; margin-bottom: .6rem; border-bottom: 2px solid var(--accent-light); }
.blog-sidebar .related-posts { list-style: none; margin: 0; padding: 0; }
.blog-sidebar .related-posts li { display: flex; gap: .8rem; align-items: center; padding: .7rem 0; border-bottom: 1px solid #f1f5f9; }
.blog-sidebar .related-posts li:last-child { border-bottom: 0; }
.blog-sidebar .related-posts .thumb { flex: 0 0 64px; }
.blog-sidebar .related-posts .thumb img { width: 64px; height: 64px; object-fit: cover; border-radius: 12px; display: block; }
.blog-sidebar .related-posts .title { font-size: .92rem; font-weight: 700; line-height: 1.7; color: var(--primary-blue); }
.blog-sidebar .related-posts .title:hover { color: var(--accent-yellow); }

/* ---------- ریسپانسیو ---------- */
@media (max-width: 1024px) {
    .single-layout { grid-template-columns: minmax(0, 1fr); padding: 105px 1.25rem 3rem; }
    .blog-sidebar { position: static; }
}
@media (max-width: 768px) {
    .entry-content { font-size: 1rem; line-height: 1.9; }
    .entry-content .upseo-ai-answer, .entry-content .upseo-infogain-box,
    .entry-content .upseo-warning-box, .entry-content .upseo-faq-section { padding: 1.1rem; }
    .entry-content .upseo-lead { font-size: 1.05rem; }
    .post-meta-box { font-size: .8rem; }
}