/* ================================================================
   checksumtech BLOG — blog.css
   Design: Editorial magazine — cream/ink on white, serif headlines
   Fonts: Playfair Display (headings) + Inter (body) + JetBrains Mono
   Completely independent of site.css
   ================================================================ */

/* ── Variables ──────────────────────────────────────────────── */
:root {
    --ink: #0d0f14;
    --ink-mid: #2a2d35;
    --ink-light: #5a5f6e;
    --ink-ghost: #9299a8;
    --cream: #faf8f4;
    --cream-dark: #f0ece4;
    --cream-mid: #e8e3d9;
    --accent: #00c4b8;
    --accent-dk: #009d93;
    --accent-bg: #e6faf9;
    --red: #e8412a;
    --gold: #c9913d;
    --border: #e2ddd5;
    --white: #ffffff;
    --radius: 4px;
    --radius-lg: 10px;
    --serif: 'Playfair Display', Georgia, serif;
    --sans: 'Inter', system-ui, sans-serif;
    --mono: 'JetBrains Mono', monospace;
    --max-w: 1180px;
    --content-w: 720px;
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

.blog-body {
    font-family: var(--sans);
    background: var(--cream) !important;
    color: var(--ink) !important;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

    .blog-body a {
        color: inherit;
        text-decoration: none;
    }

    .blog-body img {
        display: block;
        max-width: 100%;
    }

    .blog-body *, .blog-body *::before, .blog-body *::after {
        box-sizing: border-box;
    }

/* ── HEADER ──────────────────────────────────────────────────── */
.bl-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--cream);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s ease, background 0.3s ease;
}

.bl-header-scrolled {
    box-shadow: 0 2px 20px rgba(13,15,20,0.08);
    background: rgba(250,248,244,0.97);
    backdrop-filter: blur(12px);
}

.bl-header-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    gap: 24px;
}

.bl-back-home {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--ink-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.2s;
    flex-shrink: 0;
}

    .bl-back-home:hover {
        color: var(--accent);
    }

.bl-masthead {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    justify-content: center;
    text-decoration: none;
}

.bl-masthead-label {
    font-family: var(--serif);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -0.5px;
}

.bl-masthead-divider {
    width: 1px;
    height: 18px;
    background: var(--border);
}

.bl-masthead-sub {
    font-size: 0.75rem;
    color: var(--ink-ghost);
    font-weight: 400;
    letter-spacing: 0.3px;
}

.bl-header-nav {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
}

    .bl-header-nav a {
        font-size: 0.82rem;
        font-weight: 500;
        color: var(--ink-light);
        transition: color 0.2s;
        white-space: nowrap;
    }

        .bl-header-nav a:hover {
            color: var(--ink);
        }

.bl-subscribe-btn {
    padding: 8px 18px;
    background: var(--ink);
    color: var(--cream) !important;
    border-radius: 3px;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.5px;
    transition: background 0.2s !important;
}

    .bl-subscribe-btn:hover {
        background: var(--accent-dk) !important;
        color: var(--white) !important;
    }

.bl-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    flex-shrink: 0;
}

    .bl-hamburger span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--ink);
        border-radius: 2px;
    }

.bl-mobile-nav {
    display: none;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border);
    background: var(--cream);
}

    .bl-mobile-nav.bl-mobile-nav-open {
        display: flex;
    }

    .bl-mobile-nav a {
        padding: 14px 32px;
        font-size: 0.9rem;
        color: var(--ink-mid);
        border-bottom: 1px solid var(--border);
        transition: background 0.2s;
    }

        .bl-mobile-nav a:hover {
            background: var(--cream-dark);
        }

/* Reading progress bar */
.bl-progress-track {
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: transparent;
}

.bl-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--accent);
    transition: width 0.1s linear;
}

/* ── MAIN ────────────────────────────────────────────────────── */
.bl-main {
    min-height: 70vh;
}

/* ── REVEAL ANIMATION ────────────────────────────────────────── */
/* Always visible — no JS dependency for initial render */
.bl-reveal {
    opacity: 1;
    transform: none;
}

    /* Optional subtle entrance when JS fires */
    .bl-reveal.bl-animate {
        animation: blFadeUp 0.5s ease both;
    }

@keyframes blFadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ═══════════════════════════════════════════════════════════════
   BLOG LISTING PAGE
═══════════════════════════════════════════════════════════════ */

/* ── Masthead hero ───────────────────────────────────────────── */
.bl-listing-hero {
    background: var(--ink);
    color: var(--cream);
    padding: 72px 32px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

    .bl-listing-hero::before {
        content: 'INSIGHTS';
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-family: var(--serif);
        font-size: clamp(80px, 18vw, 200px);
        font-weight: 900;
        color: rgba(255,255,255,0.03);
        white-space: nowrap;
        pointer-events: none;
        letter-spacing: -4px;
        z-index: 0;
    }

    .bl-listing-hero > * {
        position: relative;
        z-index: 1;
    }

.bl-listing-hero-kicker {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
    display: block;
}

.bl-listing-hero h1 {
    font-family: var(--serif);
    font-size: clamp(2.6rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -2px;
    color: var(--cream);
    margin-bottom: 20px;
}

    .bl-listing-hero h1 em {
        font-style: italic;
        color: var(--accent);
    }

.bl-listing-hero p {
    font-size: 1.05rem;
    color: rgba(250,248,244,0.6);
    max-width: 520px;
    margin: 0 auto;
    font-weight: 300;
    line-height: 1.7;
}

/* ── Issue line ───────────────────────────────────────────────── */
.bl-issue-line {
    background: var(--ink-mid);
    padding: 10px 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
}

    .bl-issue-line span {
        font-family: var(--mono);
        font-size: 0.7rem;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: var(--ink-ghost);
    }

    .bl-issue-line strong {
        color: var(--accent);
    }

/* ── Category filter ──────────────────────────────────────────── */
.bl-cat-filter {
    background: var(--white);
    border-bottom: 2px solid var(--ink);
    padding: 0 32px;
    position: sticky;
    top: 64px;
    z-index: 100;
}

.bl-cat-filter-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    display: flex;
    gap: 0;
    overflow-x: auto;
    scrollbar-width: none;
}

    .bl-cat-filter-inner::-webkit-scrollbar {
        display: none;
    }

.bl-cat-btn {
    padding: 16px 20px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ink-light);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
    font-family: var(--sans);
    letter-spacing: 0.3px;
}

    .bl-cat-btn:hover {
        color: var(--ink);
    }

    .bl-cat-btn.active {
        color: var(--ink);
        border-bottom-color: var(--ink);
    }

/* ── Featured ─────────────────────────────────────────────────── */
.bl-featured-wrap {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 56px 32px 0;
}

.bl-featured-label {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

    .bl-featured-label span {
        font-family: var(--mono);
        font-size: 0.7rem;
        letter-spacing: 3px;
        text-transform: uppercase;
        color: var(--ink-ghost);
    }

    .bl-featured-label::after {
        content: '';
        flex: 1;
        height: 1px;
        background: var(--border);
    }

.bl-featured-card {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow 0.3s ease;
    text-decoration: none;
    color: var(--ink);
    background: var(--white);
    width: 100%;
    box-sizing: border-box;
}

    .bl-featured-card:hover {
        box-shadow: 0 12px 48px rgba(13,15,20,0.12);
    }

.bl-featured-img {
    position: relative;
    overflow: hidden;
    min-height: 420px;
}

    .bl-featured-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.7s ease;
        filter: saturate(0.9);
    }

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

.bl-featured-body {
    padding: 48px 44px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-left: 1px solid var(--border);
}

.bl-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: var(--accent-bg);
    border-radius: 3px;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent-dk);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    align-self: flex-start;
}

.bl-featured-body h2 {
    font-family: var(--serif);
    font-size: clamp(1.5rem, 2.8vw, 2.2rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
    color: var(--ink);
    transition: color 0.2s;
}

.bl-featured-card:hover h2 {
    color: var(--accent-dk);
}

.bl-featured-body p {
    font-size: 0.95rem;
    color: var(--ink-light);
    line-height: 1.75;
    margin-bottom: 28px;
}

.bl-featured-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

    .bl-featured-meta img {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        object-fit: cover;
    }

    .bl-featured-meta strong {
        display: block;
        font-size: 0.85rem;
        color: var(--ink);
    }

    .bl-featured-meta span {
        font-size: 0.78rem;
        color: var(--ink-ghost);
    }

/* ── Grid layout ──────────────────────────────────────────────── */
.bl-grid-wrap {
    max-width: var(--max-w);
    width: 100%;
    margin: 0 auto;
    padding: 0 32px 80px;
    box-sizing: border-box;
}

.bl-section-rule {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 48px 0 28px;
}

    .bl-section-rule span {
        font-family: var(--mono);
        font-size: 0.68rem;
        letter-spacing: 3px;
        text-transform: uppercase;
        color: var(--ink-ghost);
        white-space: nowrap;
    }

    .bl-section-rule::before,
    .bl-section-rule::after {
        content: '';
        flex: 1;
        height: 1px;
        background: var(--border);
    }

.bl-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
}

.bl-article-card {
    background: var(--white);
    text-decoration: none;
    color: var(--ink);
    display: flex;
    flex-direction: column;
    transition: background 0.2s ease;
    width: 100%;
    min-width: 0; /* prevent grid blowout */
    box-sizing: border-box;
}

    .bl-article-card:hover {
        background: var(--cream);
    }

.bl-article-img {
    overflow: hidden;
    height: 200px;
    position: relative;
}

    .bl-article-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
        filter: saturate(0.85) brightness(0.95);
    }

.bl-article-card:hover .bl-article-img img {
    transform: scale(1.05);
    filter: saturate(1);
}

.bl-article-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--border);
}

.bl-article-cat {
    font-family: var(--mono);
    font-size: 0.67rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-dk);
    margin-bottom: 10px;
    font-weight: 500;
}

.bl-article-body h3 {
    font-family: var(--serif);
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--ink);
    margin-bottom: 10px;
    transition: color 0.2s;
}

.bl-article-card:hover h3 {
    color: var(--accent-dk);
}

.bl-article-body p {
    font-size: 0.84rem;
    color: var(--ink-light);
    line-height: 1.65;
    flex: 1;
}

.bl-article-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    margin-top: 16px;
    border-top: 1px solid var(--border);
}

.bl-article-author {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    color: var(--ink-ghost);
}

    .bl-article-author img {
        width: 22px;
        height: 22px;
        border-radius: 50%;
        object-fit: cover;
    }

.bl-article-date {
    font-size: 0.75rem;
    color: var(--ink-ghost);
    font-family: var(--mono);
}

/* ── No results ─────────────────────────────────────────────── */
.bl-no-results {
    text-align: center;
    padding: 80px 20px;
    color: var(--ink-light);
    font-size: 0.95rem;
}

    .bl-no-results a {
        color: var(--accent-dk);
        text-decoration: underline;
    }

/* ── Newsletter bar ──────────────────────────────────────────── */
.bl-newsletter {
    background: var(--ink);
    padding: 60px 32px;
}

.bl-newsletter-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: center;
}

.bl-newsletter h2 {
    font-family: var(--serif);
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--cream);
    margin-bottom: 8px;
}

.bl-newsletter p {
    font-size: 0.9rem;
    color: rgba(250,248,244,0.55);
}

.bl-newsletter-form {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.bl-newsletter-input {
    padding: 12px 20px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 3px;
    background: rgba(255,255,255,0.07);
    color: var(--cream);
    font-size: 0.875rem;
    font-family: var(--sans);
    width: 260px;
    outline: none;
    transition: border-color 0.2s;
}

    .bl-newsletter-input::placeholder {
        color: rgba(250,248,244,0.35);
    }

    .bl-newsletter-input:focus {
        border-color: var(--accent);
    }

.bl-newsletter-btn {
    padding: 12px 24px;
    background: var(--accent);
    color: var(--ink);
    border: none;
    border-radius: 3px;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    font-family: var(--sans);
    transition: background 0.2s;
    white-space: nowrap;
}

    .bl-newsletter-btn:hover {
        background: #00ede0;
    }

/* ═══════════════════════════════════════════════════════════════
   BLOG POST (individual article)
═══════════════════════════════════════════════════════════════ */

/* ── Post hero ────────────────────────────────────────────────── */
.bl-post-hero {
    background: var(--ink);
    padding: 0;
    position: relative;
    overflow: hidden;
}

.bl-post-hero-img-wrap {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.bl-post-hero-img {
    width: 100%;
    height: 110%;
    object-fit: cover;
    opacity: 0.25;
    filter: grayscale(0.4);
    transform: scale(1.06);
    will-change: transform;
}

.bl-post-hero-content {
    position: relative;
    z-index: 2;
    max-width: 760px;
    margin: 0 auto;
    padding: 72px 32px 64px;
}

.bl-post-kicker {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.bl-post-cat {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 500;
}

.bl-post-kicker-sep {
    color: rgba(250,248,244,0.3);
    font-size: 0.7rem;
}

.bl-post-date {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: rgba(250,248,244,0.5);
}

.bl-post-hero-content h1 {
    font-family: var(--serif);
    font-size: clamp(2rem, 5vw, 3.8rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--cream);
    margin-bottom: 28px;
}

    .bl-post-hero-content h1 em {
        font-style: italic;
        color: var(--accent);
    }

.bl-post-byline {
    display: flex;
    align-items: center;
    gap: 14px;
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

    .bl-post-byline img {
        width: 44px;
        height: 44px;
        border-radius: 50%;
        object-fit: cover;
        border: 2px solid rgba(0,196,184,0.4);
    }

    .bl-post-byline strong {
        display: block;
        font-size: 0.9rem;
        color: var(--cream);
    }

    .bl-post-byline span {
        font-size: 0.78rem;
        color: rgba(250,248,244,0.5);
    }

/* ── Hero image ──────────────────────────────────────────────── */
.bl-post-cover {
    position: relative;
    overflow: hidden;
    height: 480px;
    border-bottom: 3px solid var(--accent);
}

    .bl-post-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 1s ease;
    }

/* ── Article layout ──────────────────────────────────────────── */
.bl-post-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 64px;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 64px 32px 80px;
    align-items: flex-start;
}

/* ── Article content ─────────────────────────────────────────── */
.bl-post-content {
    max-width: var(--content-w);
}

.bl-post-intro {
    font-family: var(--serif);
    font-size: 1.25rem;
    line-height: 1.75;
    color: var(--ink-mid);
    font-weight: 400;
    margin-bottom: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--border);
}

.bl-post-section {
    margin-bottom: 52px;
}

    .bl-post-section h2 {
        font-family: var(--serif);
        font-size: 1.75rem;
        font-weight: 800;
        color: var(--ink);
        letter-spacing: -0.5px;
        line-height: 1.2;
        margin-bottom: 24px;
        padding-top: 8px;
        border-top: 3px solid var(--ink);
        padding-top: 16px;
    }

.bl-post-img-wrap {
    margin: 28px 0;
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
}

    .bl-post-img-wrap img {
        width: 100%;
        height: 340px;
        object-fit: cover;
        display: block;
        transition: transform 0.6s ease;
        filter: saturate(0.9);
    }

    .bl-post-img-wrap:hover img {
        transform: scale(1.02);
        filter: saturate(1);
    }

.bl-post-img-caption {
    padding: 10px 0 0;
    font-size: 0.78rem;
    color: var(--ink-ghost);
    font-style: italic;
    font-family: var(--serif);
    border-bottom: 1px solid var(--border);
    padding-bottom: 8px;
}

.bl-post-section p {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--ink-mid);
    margin-bottom: 20px;
}

/* Pull quote */
.bl-pullquote {
    border-left: 4px solid var(--accent);
    margin: 36px 0;
    padding: 4px 0 4px 28px;
}

    .bl-pullquote p {
        font-family: var(--serif);
        font-size: 1.3rem !important;
        font-style: italic;
        color: var(--ink) !important;
        line-height: 1.6 !important;
        margin: 0 !important;
    }

/* Key stat callout */
.bl-stat-callout {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 36px 0;
}

.bl-stat-block {
    background: var(--cream-dark);
    padding: 28px 24px;
    text-align: center;
}

    .bl-stat-block .bl-stat-val {
        font-family: var(--serif);
        font-size: 2.4rem;
        font-weight: 900;
        color: var(--ink);
        display: block;
        line-height: 1;
        margin-bottom: 6px;
    }

    .bl-stat-block .bl-stat-lbl {
        font-size: 0.78rem;
        color: var(--ink-light);
        text-transform: uppercase;
        letter-spacing: 1px;
        font-family: var(--mono);
    }

/* Tags */
.bl-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 40px 0;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.bl-tag {
    padding: 6px 14px;
    background: var(--cream-dark);
    border: 1px solid var(--border);
    border-radius: 3px;
    font-size: 0.75rem;
    color: var(--ink-light);
    font-family: var(--mono);
    transition: background 0.2s, color 0.2s;
}

    .bl-tag:hover {
        background: var(--ink);
        color: var(--cream);
    }

/* Share / CTA */
.bl-post-share {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 24px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-bottom: 40px;
}

    .bl-post-share span {
        font-size: 0.8rem;
        color: var(--ink-ghost);
        font-family: var(--mono);
        text-transform: uppercase;
        letter-spacing: 1px;
    }

.bl-share-btn {
    padding: 7px 16px;
    border: 1px solid var(--border);
    border-radius: 3px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--ink-mid);
    background: var(--white);
    transition: border-color 0.2s, background 0.2s;
}

    .bl-share-btn:hover {
        border-color: var(--ink);
        background: var(--ink);
        color: var(--cream);
    }

.bl-post-cta {
    background: var(--ink);
    border-radius: var(--radius-lg);
    padding: 36px;
    color: var(--cream);
}

    .bl-post-cta h3 {
        font-family: var(--serif);
        font-size: 1.3rem;
        font-weight: 800;
        margin-bottom: 8px;
    }

    .bl-post-cta p {
        font-size: 0.875rem;
        color: rgba(250,248,244,0.6);
        margin-bottom: 20px;
    }

.bl-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--accent);
    color: var(--ink);
    border-radius: 3px;
    font-weight: 700;
    font-size: 0.875rem;
    transition: background 0.2s;
}

    .bl-cta-btn:hover {
        background: #00ede0;
    }

/* ── Sidebar ──────────────────────────────────────────────────── */
.bl-sidebar {
    position: sticky;
    top: 80px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.bl-sidebar-block {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--white);
}

.bl-sidebar-hd {
    padding: 14px 20px;
    background: var(--ink);
    font-family: var(--mono);
    font-size: 0.67rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
}

.bl-sidebar-body {
    padding: 0;
}

.bl-sidebar-link {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s;
    text-decoration: none;
    color: var(--ink);
}

    .bl-sidebar-link:last-child {
        border-bottom: none;
    }

    .bl-sidebar-link:hover {
        background: var(--cream);
    }

.bl-sidebar-link-num {
    font-family: var(--mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--border);
    line-height: 1;
    flex-shrink: 0;
    margin-top: 2px;
}

.bl-sidebar-link h4 {
    font-size: 0.84rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 4px;
    color: var(--ink);
}

.bl-sidebar-link span {
    font-size: 0.72rem;
    color: var(--ink-ghost);
    font-family: var(--mono);
}

/* Author card in sidebar */
.bl-author-card {
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 12px;
}

    .bl-author-card img {
        width: 64px;
        height: 64px;
        border-radius: 50%;
        object-fit: cover;
        border: 3px solid var(--border);
    }

    .bl-author-card strong {
        font-size: 0.9rem;
        display: block;
    }

    .bl-author-card em {
        font-size: 0.78rem;
        color: var(--ink-ghost);
        font-style: normal;
        display: block;
    }

    .bl-author-card p {
        font-size: 0.82rem;
        color: var(--ink-light);
        line-height: 1.6;
    }

/* ── Related articles (below post) ──────────────────────────── */
.bl-related {
    background: var(--cream-dark);
    border-top: 2px solid var(--ink);
    padding: 64px 32px;
}

.bl-related-inner {
    max-width: var(--max-w);
    margin: 0 auto;
}

.bl-related-hd {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 36px;
}

    .bl-related-hd h2 {
        font-family: var(--serif);
        font-size: 1.6rem;
        font-weight: 800;
        color: var(--ink);
    }

    .bl-related-hd a {
        font-size: 0.82rem;
        color: var(--accent-dk);
        font-weight: 600;
        text-decoration: underline;
    }

.bl-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.bl-related-card {
    background: var(--white);
    text-decoration: none;
    color: var(--ink);
    padding: 28px 24px;
    transition: background 0.2s;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

    .bl-related-card:hover {
        background: var(--cream);
    }

.bl-related-card-cat {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-dk);
}

.bl-related-card h3 {
    font-family: var(--serif);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--ink);
    transition: color 0.2s;
}

.bl-related-card:hover h3 {
    color: var(--accent-dk);
}

.bl-related-card span {
    font-size: 0.78rem;
    color: var(--ink-ghost);
    margin-top: auto;
    font-family: var(--mono);
}

/* ── FOOTER ──────────────────────────────────────────────────── */
.bl-footer {
    background: var(--ink);
    color: var(--cream);
    padding: 56px 32px 32px;
}

.bl-footer-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 64px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 28px;
}

.bl-footer-logo {
    font-family: var(--serif);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--cream);
    display: block;
    margin-bottom: 12px;
}

.bl-footer-brand p {
    font-size: 0.875rem;
    color: rgba(250,248,244,0.45);
    line-height: 1.7;
    max-width: 320px;
}

.bl-footer-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

    .bl-footer-cols h4 {
        font-family: var(--mono);
        font-size: 0.65rem;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: var(--accent);
        margin-bottom: 16px;
    }

    .bl-footer-cols a {
        display: block;
        font-size: 0.85rem;
        color: rgba(250,248,244,0.5);
        margin-bottom: 10px;
        transition: color 0.2s;
    }

        .bl-footer-cols a:hover {
            color: var(--cream);
        }

.bl-footer-bottom {
    max-width: var(--max-w);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: rgba(250,248,244,0.3);
    font-family: var(--mono);
    flex-wrap: wrap;
    gap: 12px;
}

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .bl-post-layout {
        grid-template-columns: 1fr;
    }

    .bl-sidebar {
        position: static;
    }

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

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

    .bl-footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .bl-header-nav {
        display: none;
    }

    .bl-hamburger {
        display: flex;
    }

    .bl-masthead-sub {
        display: none;
    }

    .bl-listing-hero {
        padding: 48px 20px 40px;
    }

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

    .bl-featured-img {
        min-height: 240px;
    }

    .bl-featured-wrap, .bl-grid-wrap {
        padding-left: 20px;
        padding-right: 20px;
    }

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

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

    .bl-post-layout {
        padding: 40px 20px 60px;
    }

    .bl-post-hero-content {
        padding: 48px 20px 48px;
    }

    .bl-post-cover {
        height: 260px;
    }

    .bl-newsletter-inner {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .bl-newsletter-form {
        flex-direction: column;
    }

    .bl-newsletter-input {
        width: 100%;
    }

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

    .bl-related {
        padding: 48px 20px;
    }

    .bl-footer {
        padding: 40px 20px 28px;
    }
}