/* static/css/blog.css
   تم اختصاصی وبلاگ — سبک مجله‌ای/ادیتوریال، عمداً متفاوت از UI بخش دوره‌ها (course.css)
   پالت گرم (کهربایی/زغالی) به‌جای بنفش، فاصله‌گذاری بازتر، کارت‌های مسطح به‌جای شادوهای سنگین
------------------------------------------------------------------ */

:root {
    --bl-ink: #211c1a;
    --bl-muted: #766f68;
    --bl-paper: #faf7f2;
    --bl-surface: #ffffff;
    --bl-line: #e7e0d6;
    --bl-accent: #c9622f;
    --bl-accent-dark: #a54b21;
    --bl-accent-soft: #fbe8dc;
    --bl-teal: #2f6f63;
    --bl-teal-soft: #e1efec;
    --bl-rose: #b23a5b;
    --bl-rose-soft: #fbe4ea;
    --bl-slate: #4a5568;
    --bl-slate-soft: #eaedf1;
    --bl-radius: 14px;
    --bl-radius-lg: 20px;
}

.bl-page {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 20px 24px 60px;
    color: var(--bl-ink);
}

.bl-page a {
    color: inherit;
}

/* ===== هدر مجله‌ای ===== */
.bl-masthead {
    padding: 30px 10px 22px;
    text-align: center;
    border-bottom: 1px solid var(--bl-line);
}

.bl-eyebrow {
    display: inline-block;
    color: var(--bl-accent-dark);
    font-size: var(--text-lg);
    font-weight: 700;
    letter-spacing: .04em;
}

.bl-masthead h1 {
    margin: 8px 0 6px;
    font-size: var(--text-7xl);
    font-weight: 800;
    letter-spacing: -.01em;
}

.bl-masthead-sub {
    max-width: 560px;
    margin: 0 auto;
    color: var(--bl-muted);
    font-size: var(--text-xl);
    line-height: 1.9;
}

.bl-search-bar {
    display: flex;
    align-items: center;
    max-width: 480px;
    margin: 18px auto 0;
    padding: 4px 6px 4px 4px;
    background: var(--bl-surface);
    border: 1.5px solid var(--bl-line);
    border-radius: 999px;
    gap: 8px;
}

.bl-search-bar svg {
    margin-right: 10px;
    color: var(--bl-muted);
    flex-shrink: 0;
}

.bl-search-bar input {
    flex: 1;
    min-width: 0;
    padding: 8px 0;
    background: transparent;
    border: 0;
    outline: 0;
    font: inherit;
    font-size: var(--text-lg);
}

.bl-search-bar button {
    padding: 8px 18px;
    color: #fff;
    background: var(--bl-accent);
    border: 0;
    border-radius: 999px;
    font: inherit;
    font-weight: 700;
    font-size: var(--text-base);
    cursor: pointer;
    transition: background .2s ease;
}

.bl-search-bar button:hover {
    background: var(--bl-accent-dark);
}

/* ===== نوار دسته‌بندی ===== */
.bl-category-strip {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    padding: 18px 0;
}

.bl-cat-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    color: var(--bl-muted);
    background: var(--bl-surface);
    border: 1px solid var(--bl-line);
    border-radius: 999px;
    font-size: var(--text-base);
    font-weight: 600;
    text-decoration: none;
    transition: .2s ease;
}

.bl-cat-pill:hover {
    border-color: var(--bl-accent);
    color: var(--bl-accent-dark);
}

.bl-cat-pill.is-active {
    color: #fff;
    background: var(--bl-ink);
    border-color: var(--bl-ink);
}

/* ===== فیلتر فعال ===== */
.bl-active-filter {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 16px;
    margin-bottom: 18px;
    background: var(--bl-accent-soft);
    border-radius: 12px;
    color: var(--bl-accent-dark);
    font-size: var(--text-lg);
    font-weight: 600;
}

.bl-active-filter a {
    text-decoration: underline;
}

/* ===== پست سنجاق‌شده / هیرو ===== */
.bl-hero-post {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 26px;
    align-items: center;
    padding: 22px;
    margin: 6px 0 30px;
    background: var(--bl-ink);
    border-radius: var(--bl-radius-lg);
    text-decoration: none;
    color: #fff;
}

.bl-hero-media {
    overflow: hidden;
    border-radius: 14px;
    aspect-ratio: 4 / 3;
    background: #35302c;
}

.bl-hero-media img,
.bl-hero-media-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bl-hero-media-placeholder {
    background: linear-gradient(135deg, #3d372f, #211c1a);
}

.bl-hero-body h2 {
    margin: 10px 0 10px;
    font-size: var(--text-6xl);
    font-weight: 800;
    line-height: 1.5;
}

.bl-hero-body p {
    color: rgba(255, 255, 255, .78);
    font-size: var(--text-xl);
    line-height: 1.9;
}

.bl-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 14px;
    color: rgba(255, 255, 255, .6);
    font-size: var(--text-base);
}

/* ===== چیپ دسته/برچسب ===== */
.bl-tag-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 11px;
    border-radius: 999px;
    font-size: var(--text-base);
    font-weight: 700;
    text-decoration: none;
}

.bl-cat-amber { color: var(--bl-accent-dark); background: var(--bl-accent-soft); }
.bl-cat-teal { color: var(--bl-teal); background: var(--bl-teal-soft); }
.bl-cat-rose { color: var(--bl-rose); background: var(--bl-rose-soft); }
.bl-cat-slate { color: var(--bl-slate); background: var(--bl-slate-soft); }

.bl-tag-pill {
    display: inline-flex;
    padding: 5px 12px;
    color: var(--bl-muted);
    background: var(--bl-surface);
    border: 1px solid var(--bl-line);
    border-radius: 999px;
    font-size: var(--text-base);
    text-decoration: none;
    transition: .2s ease;
}

.bl-tag-pill:hover {
    color: var(--bl-accent-dark);
    border-color: var(--bl-accent);
}

/* ===== چیدمان اصلی + سایدبار ===== */
.bl-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 28px;
    align-items: start;
}

.bl-feed {
    display: grid;
    gap: 20px;
}

/* ===== کارت پست (افقی، مینیمال) ===== */
.bl-card {
    display: grid;
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 18px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--bl-line);
}

.bl-card-media {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 12px;
    aspect-ratio: 1 / 1;
    background: var(--bl-accent-soft);
}

.bl-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .3s ease;
}

.bl-card:hover .bl-card-media img {
    transform: scale(1.05);
}

.bl-card-media-placeholder {
    display: grid;
    width: 100%;
    height: 100%;
    place-items: center;
    color: var(--bl-accent);
    font-size: 1.4rem;
}

.bl-featured-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 3px 8px;
    color: #fff;
    background: var(--bl-accent);
    border-radius: 999px;
    font-size: 10px;
    font-weight: 800;
}

.bl-card-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.bl-card-title {
    margin: 0;
    font-size: var(--text-3xl);
    font-weight: 800;
    line-height: 1.6;
}

.bl-card-title a {
    text-decoration: none;
    color: var(--bl-ink);
}

.bl-card-title a:hover {
    color: var(--bl-accent-dark);
}

.bl-card-excerpt {
    display: -webkit-box;
    overflow: hidden;
    margin: 0;
    color: var(--bl-muted);
    font-size: var(--text-lg);
    line-height: 1.85;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.bl-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: auto;
    padding-top: 4px;
}

.bl-card-author {
    display: flex;
    align-items: center;
    gap: 7px;
    color: var(--bl-ink);
    font-size: var(--text-base);
    font-weight: 700;
}

.bl-card-meta {
    display: flex;
    gap: 5px;
    color: var(--bl-muted);
    font-size: var(--text-base);
}

.bl-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    color: #fff;
    background: var(--bl-accent);
    border-radius: 50%;
    font-size: var(--text-base);
    font-weight: 800;
}

.bl-avatar-lg {
    width: 46px;
    height: 46px;
    font-size: var(--text-xl);
}

.bl-empty {
    padding: 40px 0;
    color: var(--bl-muted);
    text-align: center;
}

/* ===== صفحه‌بندی ===== */
.bl-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding-top: 16px;
}

.bl-pagination a {
    padding: 8px 16px;
    color: var(--bl-ink);
    background: var(--bl-surface);
    border: 1px solid var(--bl-line);
    border-radius: 999px;
    font-size: var(--text-lg);
    font-weight: 700;
    text-decoration: none;
    transition: .2s ease;
}

.bl-pagination a:hover {
    border-color: var(--bl-accent);
    color: var(--bl-accent-dark);
}

.bl-page-info {
    color: var(--bl-muted);
    font-size: var(--text-base);
}

/* ===== سایدبار ===== */
.bl-sidebar {
    display: grid;
    gap: 18px;
    position: sticky;
    top: 20px;
}

.bl-widget {
    padding: 16px;
    background: var(--bl-surface);
    border: 1px solid var(--bl-line);
    border-radius: var(--bl-radius);
}

.bl-widget h4 {
    margin: 0 0 12px;
    font-size: var(--text-lg);
    font-weight: 800;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--bl-muted);
}

.bl-mini-list {
    display: grid;
    gap: 10px;
    list-style: none;
}

.bl-mini-list a {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--bl-ink);
}

.bl-mini-thumb {
    display: grid;
    width: 40px;
    height: 40px;
    flex: 0 0 40px;
    place-items: center;
    overflow: hidden;
    background: var(--bl-accent-soft);
    color: var(--bl-accent);
    border-radius: 9px;
}

.bl-mini-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bl-mini-num {
    display: grid;
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    place-items: center;
    color: var(--bl-accent-dark);
    background: var(--bl-accent-soft);
    border-radius: 6px;
    font-size: var(--text-base);
    font-weight: 800;
}

.bl-mini-text {
    display: grid;
    gap: 2px;
    min-width: 0;
}

.bl-mini-text strong {
    display: -webkit-box;
    overflow: hidden;
    font-size: var(--text-base);
    line-height: 1.6;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.bl-mini-text small {
    color: var(--bl-muted);
    font-size: 11px;
}

.bl-tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.bl-widget-cta {
    background: linear-gradient(150deg, var(--bl-ink), #3a332d);
    color: #fff;
    border: 0;
}

.bl-widget-cta h4 {
    color: rgba(255, 255, 255, .7);
}

.bl-widget-cta p {
    margin: 0 0 12px;
    color: rgba(255, 255, 255, .8);
    font-size: var(--text-lg);
    line-height: 1.8;
}

.bl-cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 18px;
    color: #fff;
    background: var(--bl-accent);
    border: 0;
    border-radius: 999px;
    font-size: var(--text-lg);
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: background .2s ease, transform .2s ease;
}

.bl-cta-btn:hover {
    background: var(--bl-accent-dark);
    transform: translateY(-1px);
}

/* ===== بردکرامب ===== */
.bl-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    color: var(--bl-muted);
    font-size: var(--text-base);
}

.bl-breadcrumb a {
    color: var(--bl-muted);
    text-decoration: none;
}

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

.bl-breadcrumb-current {
    color: var(--bl-ink);
    font-weight: 700;
}

/* ===== مقاله ===== */
.bl-article {
    max-width: 820px;
    margin: 0 auto;
}

.bl-article-head {
    text-align: center;
    padding-bottom: 20px;
}

.bl-article-head h1 {
    margin: 14px 0 12px;
    font-size: var(--text-7xl);
    font-weight: 800;
    line-height: 1.55;
}

.bl-article-lead {
    max-width: 640px;
    margin: 0 auto;
    color: var(--bl-muted);
    font-size: var(--text-2xl);
    line-height: 1.9;
}

.bl-article-meta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    text-align: right;
}

.bl-article-meta-sub {
    display: flex;
    gap: 6px;
    margin-top: 2px;
    color: var(--bl-muted);
    font-size: var(--text-base);
}

.bl-article-cover {
    overflow: hidden;
    margin: 10px 0 30px;
    border-radius: var(--bl-radius-lg);
    aspect-ratio: 16 / 8;
    background: var(--bl-accent-soft);
}

.bl-article-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bl-article-body {
    color: #2c2622;
    font-size: var(--text-2xl);
    line-height: 2.15;
}

.bl-article-body p {
    margin: 0 0 18px;
}

.bl-article-body h2 {
    margin: 34px 0 14px;
    font-size: var(--text-4xl);
    font-weight: 800;
}

.bl-article-body h3 {
    margin: 26px 0 12px;
    font-size: var(--text-3xl);
    font-weight: 800;
}

.bl-article-body img {
    max-width: 100%;
    border-radius: 12px;
    margin: 14px 0;
}

.bl-article-body ul,
.bl-article-body ol {
    margin: 0 0 18px;
    padding-right: 22px;
}

.bl-article-body blockquote {
    padding: 4px 20px;
    margin: 22px 0;
    border-right: 4px solid var(--bl-accent);
    color: var(--bl-muted);
    font-size: var(--text-2xl);
    font-style: italic;
}

.bl-article-body a {
    color: var(--bl-accent-dark);
    text-decoration: underline;
}

/* ===== باکس تبلیغ دوره مرتبط ===== */
.bl-course-promo {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px;
    margin: 30px 0;
    background: var(--bl-teal-soft);
    border-radius: var(--bl-radius-lg);
    border: 1px solid rgba(47, 111, 99, .18);
}

.bl-eyebrow-sm {
    display: inline-block;
    margin-bottom: 4px;
    color: var(--bl-teal);
    font-size: var(--text-base);
    font-weight: 800;
}

.bl-course-promo h3 {
    margin: 0 0 4px;
    font-size: var(--text-2xl);
    font-weight: 800;
}

.bl-course-promo p {
    margin: 0;
    color: var(--bl-muted);
    font-size: var(--text-lg);
}

.bl-course-promo .bl-cta-btn {
    background: var(--bl-teal);
}

.bl-course-promo .bl-cta-btn:hover {
    background: #234f45;
}

.bl-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 20px 0;
    margin-top: 10px;
    border-top: 1px solid var(--bl-line);
}

.bl-author-box {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px;
    margin-top: 14px;
    background: var(--bl-paper);
    border-radius: var(--bl-radius);
}

.bl-author-box p {
    margin: 2px 0 0;
    color: var(--bl-muted);
    font-size: var(--text-base);
}

/* ===== مقالات مرتبط ===== */
.bl-related-section {
    max-width: 980px;
    margin: 46px auto 0;
    padding-top: 30px;
    border-top: 1px solid var(--bl-line);
}

.bl-related-section h2 {
    margin: 0 0 18px;
    font-size: var(--text-3xl);
    font-weight: 800;
    text-align: center;
}

.bl-related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.bl-related-grid .bl-card {
    grid-template-columns: 1fr;
    border: 1px solid var(--bl-line);
    border-radius: var(--bl-radius);
    padding: 12px;
}

.bl-related-grid .bl-card-media {
    aspect-ratio: 16 / 10;
}

/* ===== نظرات ===== */
.bl-comments {
    max-width: 820px;
    margin: 46px auto 0;
    padding-top: 30px;
    border-top: 1px solid var(--bl-line);
}

.bl-comments h2 {
    margin: 0 0 18px;
    font-size: var(--text-3xl);
    font-weight: 800;
}

.bl-comments h2 span {
    color: var(--bl-muted);
    font-size: var(--text-lg);
    font-weight: 600;
}

.bl-comment-form {
    display: grid;
    gap: 10px;
    padding: 18px;
    margin-bottom: 26px;
    background: var(--bl-paper);
    border-radius: var(--bl-radius);
}

.bl-comment-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.bl-input,
.bl-textarea {
    padding: 10px 12px;
    color: var(--bl-ink);
    background: var(--bl-surface);
    border: 1px solid var(--bl-line);
    border-radius: 10px;
    font: inherit;
    font-size: var(--text-lg);
    resize: vertical;
}

.bl-input:focus-visible,
.bl-textarea:focus-visible {
    outline: 0;
    border-color: var(--bl-accent);
}

.bl-comment-form button {
    justify-self: start;
}

.bl-comments-closed,
.bl-comments-empty {
    padding: 16px 0;
    color: var(--bl-muted);
    text-align: center;
}

.bl-comment-list {
    display: grid;
    gap: 16px;
    list-style: none;
}

.bl-comment-item {
    display: flex;
    gap: 12px;
}

.bl-comment-body {
    flex: 1;
    min-width: 0;
}

.bl-comment-head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.bl-comment-head span {
    color: var(--bl-muted);
    font-size: var(--text-base);
}

.bl-comment-body p {
    margin: 0;
    color: #3a332d;
    font-size: var(--text-lg);
    line-height: 1.9;
}

/* ===== واکنش‌گرا ===== */
@media (max-width: 980px) {
    .bl-layout {
        grid-template-columns: 1fr;
    }

    .bl-sidebar {
        position: static;
    }

    .bl-hero-post {
        grid-template-columns: 1fr;
    }

    .bl-related-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .bl-page {
        padding: 14px;
    }

    .bl-masthead h1 {
        font-size: var(--text-6xl);
    }

    .bl-card {
        grid-template-columns: 96px minmax(0, 1fr);
        gap: 12px;
    }

    .bl-comment-form-row {
        grid-template-columns: 1fr;
    }

    .bl-related-grid {
        grid-template-columns: 1fr;
    }

    .bl-article-head h1 {
        font-size: var(--text-5xl);
    }
}