/* ═══════════════════════════════════════════
   BLOG — Pillar Post Styles
   ═══════════════════════════════════════════ */

:root {
    --bl-bg: var(--bg-primary);
    --bl-surface: var(--bg-secondary);
    --bl-card: var(--bg-card);
    --bl-border: var(--border-primary);
    --bl-text: var(--text-primary);
    --bl-muted: var(--text-secondary);
    --bl-accent: var(--accent);
    --bl-accent-light: var(--accent-light);
    --bl-accent-glow: var(--accent-glow);
    --bl-gold: var(--accent-gold);
    --bl-green: #10B981;
    --bl-radius: var(--radius-xl);
    --bl-radius-sm: var(--radius-md);
}

/* ── Page Shell ── */
.blog-page {
    font-family: var(--font-sans);
    background: var(--bl-bg);
    color: var(--bl-text);
    min-height: 100vh;
    margin: 0;
    line-height: 1.7;
}

/* ── Header: inherits from styles.css (app-header) ── */

/* ══════════════════════════
   BLOG LISTING
   ══════════════════════════ */
.blog-hero {
    text-align: center;
    padding: 56px 24px 40px;
}

.blog-hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 5vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin: 0 0 12px;
}

.blog-hero .hero-sub {
    color: var(--bl-muted);
    font-size: 1.05rem;
    max-width: 560px;
    margin: 0 auto;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px 60px;
}

.blog-card {
    background: var(--bl-card);
    border: 1px solid var(--bl-border);
    border-radius: var(--bl-radius);
    padding: 28px 24px;
    text-decoration: none;
    color: var(--bl-text);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    display: flex;
    flex-direction: column;
    gap: 12px;
    cursor: pointer;
}

.blog-card:hover,
.blog-card:focus {
    text-decoration: none;
    border-color: var(--bl-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px var(--bl-accent-glow);
}

/* Prevent underline on ALL elements inside cards */
.blog-card *,
.blog-card *:hover {
    text-decoration: none;
}

.blog-card .tag-pill {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    background: rgba(173, 139, 90, 0.12);
    color: var(--bl-accent);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: fit-content;
}

.blog-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.4;
}

.blog-card .card-excerpt {
    color: var(--bl-muted);
    font-size: 0.9rem;
    margin: 0;
    flex: 1;
}

.blog-card .card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--bl-muted);
    font-size: 0.8rem;
}

/* ══════════════════════════
   BLOG POST
   ══════════════════════════ */
.post-layout {
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 40px;
    max-width: 1060px;
    margin: 0 auto;
    padding: 40px 24px 80px;
}

/* ── Main Content ── */
.post-content {
    min-width: 0;
}

.post-header {
    margin-bottom: 32px;
}

.post-header .tag-pill {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 50px;
    background: rgba(173, 139, 90, 0.12);
    color: var(--bl-accent);
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.post-header h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 5vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 12px;
    line-height: 1.1;
    color: var(--bl-text);
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--bl-muted);
    font-size: 0.85rem;
}

/* ── Prose ── */


/* ── TOC Sidebar ── */
.toc-sidebar {
    position: relative;
}

.toc-inner {
    position: sticky;
    top: 80px;
    background: var(--bl-card);
    border: 1px solid var(--bl-border);
    border-radius: var(--bl-radius);
    padding: 20px;
}

.toc-inner h4 {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--bl-muted);
    margin: 0 0 12px;
}

.toc-inner a {
    display: block;
    padding: 6px 0;
    font-size: 0.85rem;
    color: var(--bl-muted);
    text-decoration: none;
    border-left: 2px solid transparent;
    padding-left: 12px;
    transition: all 0.2s;
    line-height: 1.4;
}

.toc-inner a:hover {
    color: var(--bl-text);
}

.toc-inner a.active {
    color: var(--bl-accent);
    border-left-color: var(--bl-accent);
    font-weight: 600;
}

/* ── Mobile TOC ── */
.toc-mobile-toggle {
    display: none;
    width: 100%;
    padding: 12px 18px;
    background: var(--bl-card);
    border: 1px solid var(--bl-border);
    border-radius: var(--bl-radius-sm);
    color: var(--bl-text);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    margin-bottom: 20px;
    text-align: left;
}

/* Hidden by default — only shown via JS toggle on mobile */
.toc-mobile {
    display: none;
}

/* ── Related & CTA ── */
.post-related {
    margin: 48px 0 0;
    padding-top: 32px;
    border-top: 1px solid var(--bl-border);
}

.post-related h2 {
    font-size: 1.3rem;
    margin: 0 0 16px;
    border-top: none;
    padding-top: 0;
}

.related-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
}

.related-card {
    padding: 20px;
    background: var(--bl-card);
    border: 1px solid var(--bl-border);
    border-radius: var(--bl-radius-sm);
    text-decoration: none;
    color: var(--bl-text);
    transition: all 0.2s;
}

.related-card:hover {
    text-decoration: none;
    border-color: var(--bl-accent);
    transform: translateY(-2px);
}

.related-card *,
.related-card *:hover {
    text-decoration: none;
}

.related-card .tag {
    font-size: 0.72rem;
    color: var(--bl-accent);
    font-weight: 600;
    text-transform: uppercase;
}

.related-card h4 {
    font-size: 0.95rem;
    margin: 6px 0 0;
    font-weight: 600;
}

.post-cta {
    text-align: center;
    padding: 40px 24px;
    margin: 40px 0;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(167, 139, 250, 0.06));
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--bl-radius);
}

.post-cta h3 {
    font-size: 1.3rem;
    margin: 0 0 8px;
}

.post-cta p {
    color: var(--bl-muted);
    margin: 0 0 20px;
}

.post-cta .cta-link {
    display: inline-block;
    padding: 12px 32px;
    background: var(--bl-accent);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.2s;
}

.post-cta .cta-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--bl-accent-glow);
}

/* ── Footer ── */
.blog-footer {
    text-align: center;
    padding: 32px 24px;
    border-top: 1px solid var(--bl-border);
    color: var(--bl-muted);
    font-size: 0.82rem;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .post-layout {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .toc-sidebar {
        display: none;
    }

    .toc-mobile-toggle {
        display: block;
    }

    .toc-mobile {
        display: none;
        background: var(--bl-card);
        border: 1px solid var(--bl-border);
        border-radius: var(--bl-radius-sm);
        padding: 16px;
        margin-bottom: 20px;
    }

    .toc-mobile.open {
        display: block;
    }

    .toc-mobile a {
        display: block;
        padding: 8px 0;
        color: var(--bl-muted);
        text-decoration: none;
        font-size: 0.9rem;
    }

    .post-header h1 {
        font-size: 1.7rem;
    }

    .blog-hero h1 {
        font-size: 1.7rem;
    }

    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Animations ── */
@keyframes blogFadeUp {
    from {
        opacity: 0;
        transform: translateY(14px);
    }

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

.blog-card {
    animation: blogFadeUp 0.4s ease both;
}

.blog-card:nth-child(2) {
    animation-delay: 0.05s;
}

.blog-card:nth-child(3) {
    animation-delay: 0.1s;
}

.blog-card:nth-child(4) {
    animation-delay: 0.15s;
}

.post-header {
    animation: blogFadeUp 0.4s ease both;
}

.post-body {
    animation: blogFadeUp 0.4s ease 0.1s both;
}