/* ==========================================================================
   BLOG / WRITING HUB (List View) & BLOG POST DETAIL (Single View)
   ========================================================================== */

/* ── BLOG LIST VIEW ── */
.blog-hub {
    padding: 1rem 0 4rem;
}

.blog-hub__header {
    margin-bottom: 3rem;
    position: relative;
}

.blog-hub__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    background: var(--accent-light);
    border: 1px solid var(--accent-muted);
    border-radius: 999px;
    font-size: 0.75rem;
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.04em;
    margin-bottom: 1.25rem;
}

.blog-hub__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
    animation: pulse 2s infinite ease-in-out;
}

.blog-hub__title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    color: var(--text-heading);
}

.blog-hub__lede {
    color: var(--muted);
    font-size: 1.15rem;
    line-height: 1.6;
    max-width: 680px;
    margin-bottom: 2rem;
}

/* ── FILTER PILLS ── */
.blog-hub__filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem;
    padding-top: 0.5rem;
}

.filter-pill {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--muted);
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.5rem 1.1rem;
    border-radius: 999px;
    cursor: pointer;
    transition: all var(--transition);
    user-select: none;
}

.filter-pill:hover {
    color: var(--text-heading);
    border-color: var(--border-hover);
    background: var(--surface-hover);
    transform: translateY(-1px);
}

.filter-pill.is-active {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 4px 14px var(--accent-muted);
}

/* ── ARTICLES SHOWCASE CONTAINER ── */
.blog-showcase {
    display: flex;
    flex-direction: column;
    gap: 2.75rem;
}

/* ── FEATURED STORY CARD (Hero Highlight) ── */
.blog-featured-card {
    background: linear-gradient(135deg, var(--surface) 0%, color-mix(in srgb, var(--surface) 95%, var(--accent)) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 1.1fr 1.2fr;
    box-shadow: var(--shadow-md);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.25s ease,
                box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.blog-featured-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.55);
}

.blog-featured-card__visual {
    position: relative;
    overflow: hidden;
    background: var(--bg-alt);
    min-height: 320px;
    display: block;
}

.blog-featured-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.featured-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: color-mix(in srgb, var(--bg-alt) 80%, transparent);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    color: #f59e0b;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.blog-featured-card__body {
    padding: 2.25rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-featured-card__title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2.5vw, 1.85rem);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.015em;
    margin-bottom: 0.85rem;
    color: var(--text-heading);
}

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

.blog-featured-card__desc {
    color: var(--muted);
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 1.5rem;
}

.blog-featured-card__btn {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
    transition: gap var(--transition);
}

.blog-featured-card:hover .blog-featured-card__btn i {
    transform: translateX(5px);
}

/* ── STANDARD BLOG GRID ── */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.75rem;
}

.blog-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.25s ease,
                box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-sm);
}

.blog-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 12px 28px -6px rgba(0, 0, 0, 0.5);
}

.blog-card__visual {
    position: relative;
    height: 190px;
    background: var(--bg-alt);
    overflow: hidden;
    border-bottom: 1px solid var(--border);
    display: block;
}

.blog-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.blog-card:hover .blog-card__img {
    transform: scale(1.05);
}

.blog-card__topic-tag {
    position: absolute;
    bottom: 0.75rem;
    left: 0.75rem;
    background: color-mix(in srgb, var(--surface) 85%, transparent);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    color: var(--text-heading);
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.25rem 0.65rem;
    border-radius: 4px;
    letter-spacing: 0.04em;
}

.blog-card__body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--muted);
    font-family: var(--font-display);
    font-weight: 500;
    margin-bottom: 0.65rem;
}

.blog-card__cat {
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.blog-card__dot {
    color: var(--subtle);
    font-size: 0.65rem;
}

.blog-card__read {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--muted);
}

.blog-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.65rem;
    line-height: 1.35;
    color: var(--text-heading);
    letter-spacing: -0.01em;
}

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

.blog-card__desc {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

/* ── TAG PILLS ── */
.blog-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.tag-pill {
    background: var(--surface-hover);
    border: 1px solid var(--border);
    color: var(--subtle);
    font-size: 0.72rem;
    font-family: var(--font-sans);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    transition: color var(--transition), border-color var(--transition);
}

.blog-card:hover .tag-pill {
    color: var(--text);
    border-color: var(--border-hover);
}

.blog-card__footer {
    border-top: 1px solid var(--border);
    padding-top: 1rem;
    margin-top: auto;
}

.blog-card__link {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--text-heading);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    transition: color var(--transition);
}

.blog-card__link i {
    transition: transform var(--transition);
    font-size: 0.75rem;
}

.blog-card:hover .blog-card__link {
    color: var(--accent);
}

.blog-card:hover .blog-card__link i {
    transform: translateX(4px);
}

/* ── EMPTY STATE ── */
.blog-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius-md);
    color: var(--muted);
    gap: 1rem;
}

.blog-empty i {
    font-size: 2.25rem;
    color: var(--subtle);
}

/* ── BLOG SINGLE ARTICLE VIEW ── */
.post-detail {
    max-width: 760px;
    margin: 0 auto;
    padding: 1.5rem 0 4rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    text-transform: uppercase;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 2rem;
    padding: 0.4rem 0.85rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    transition: all var(--transition);
}

.back-link:hover {
    color: var(--accent);
    border-color: var(--accent-muted);
    background: var(--surface-hover);
    transform: translateX(-3px);
}

.post-detail__cat {
    display: inline-block;
    color: var(--accent);
    font-family: var(--font-display);
    text-transform: uppercase;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 0.75rem;
}

.post-detail__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.5vw, 2.85rem);
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
    color: var(--text-heading);
}

.post-detail__meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    color: var(--muted);
    font-size: 0.85rem;
    margin-bottom: 2.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.post-detail__meta-item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.post-detail__hero-wrap {
    margin-bottom: 2.5rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    padding: 6px;
    background: var(--surface);
    box-shadow: var(--shadow-md);
}

.post-detail__hero-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}

.post-detail__content {
    font-size: 1.06rem;
    line-height: 1.8;
    color: var(--text);
}

.post-detail__content p {
    margin-bottom: 1.5rem;
    color: var(--text);
}

.post-detail__content h2 {
    font-family: var(--font-display);
    color: var(--text-heading);
    margin: 3rem 0 1.25rem;
    font-size: 1.65rem;
    font-weight: 700;
    letter-spacing: -0.015em;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.post-detail__content h3 {
    font-family: var(--font-display);
    color: var(--text-heading);
    margin: 2.25rem 0 0.85rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.post-detail__content ul, 
.post-detail__content ol {
    margin-bottom: 1.75rem;
    padding-left: 1.5rem;
}

.post-detail__content li {
    margin-bottom: 0.5rem;
    color: var(--text);
}

.post-detail__content li strong {
    color: var(--text-heading);
}

/* Syntax Highlighting & Code Containers */
.post-detail__content pre {
    background: var(--bg-alt) !important;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    margin: 1.85rem 0;
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
}

.post-detail__content code {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', Courier, monospace;
    font-size: 0.92rem;
    color: var(--accent);
}

.post-detail__content pre code {
    color: inherit;
}

.post-detail__content blockquote {
    margin: 1.75rem 0;
    padding: 0.85rem 1.25rem;
    border-left: 3px solid var(--accent);
    background: var(--accent-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.post-detail__content blockquote p {
    margin-bottom: 0;
}

.post-detail__content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.75rem 0;
    font-size: 0.95rem;
    display: block;
    overflow-x: auto;
}

.post-detail__content th,
.post-detail__content td {
    text-align: left;
    padding: 0.6rem 0.85rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.post-detail__content th {
    font-family: var(--font-display);
    color: var(--text-heading);
    font-weight: 600;
    background: var(--surface-hover);
}

.post-detail__content a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ── RELATED ARTICLES (end of single post) ── */
.post-related {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 0 4rem;
}

.post-related__title {
    font-family: var(--font-display);
    color: var(--text-heading);
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.015em;
    padding-top: 2rem;
    margin-bottom: 1.5rem;
    border-top: 1px solid var(--border);
}

.post-related .blog-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.25rem;
}

.post-related .blog-card__visual {
    height: 130px;
}

.post-related .blog-card__body {
    padding: 1.15rem;
}

.post-related .blog-card__title {
    font-size: 1.02rem;
    margin-bottom: 1rem;
}

/* Responsive adjustments */
@media (max-width: 900px) {
    .blog-featured-card {
        grid-template-columns: 1fr;
    }
    .blog-featured-card__visual {
        min-height: 220px;
    }
    .blog-featured-card__body {
        padding: 1.75rem;
    }
}

@media (max-width: 640px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .blog-hub__header {
        margin-bottom: 2rem;
    }
}