/* SEO Deep Insights — Blog Index (SER + SEJ inspired) */
:root {
    --blog-teal: #06b6d4;
    --blog-teal-dark: #0891b2;
    --blog-teal-soft: #ecfeff;
    --blog-ink: #0f172a;
    --blog-muted: #64748b;
    --blog-border: #e2e8f0;
    --blog-surface: #ffffff;
    --blog-bg: #f8fafc;
    --blog-orange: #f97316;
}

.blog-page {
    background: var(--blog-bg);
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
}

.blog-masthead {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border-bottom: 1px solid var(--blog-border);
}
.blog-masthead-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2.5rem 1rem 1.5rem;
}
@media (min-width: 768px) {
    .blog-masthead-inner { padding: 3rem 1.5rem 1.75rem; }
}
.blog-pulse-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--blog-teal-dark);
    background: var(--blog-teal-soft);
    border: 1px solid #a5f3fc;
    margin-bottom: 1rem;
}
.blog-pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--blog-teal);
    animation: blog-pulse 2s ease-in-out infinite;
}
@keyframes blog-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.85); }
}
.blog-masthead-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.875rem, 4vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.08;
    color: var(--blog-ink);
    margin: 0 0 0.75rem;
}
.blog-masthead-title em {
    font-style: normal;
    background: linear-gradient(135deg, var(--blog-teal), #0d9488);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.blog-masthead-lead {
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--blog-muted);
    max-width: 42rem;
    margin: 0 0 1.5rem;
}
.blog-masthead-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
    font-size: 0.8125rem;
    color: var(--blog-muted);
}
.blog-masthead-meta strong { color: var(--blog-ink); }

.blog-cat-rail-wrap {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--blog-border);
    box-shadow: 0 4px 20px -12px rgba(15, 23, 42, 0.12);
}
.blog-cat-rail-viewport {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
}
.blog-cat-rail {
    padding: 0.65rem 2.75rem;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.5rem;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}
.blog-cat-rail:focus-visible {
    outline: 2px solid var(--blog-teal);
    outline-offset: -2px;
}
.blog-cat-rail::-webkit-scrollbar { display: none; }
.blog-cat-rail-btn {
    position: absolute;
    top: 50%;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    margin: 0;
    padding: 0;
    border: 1px solid var(--blog-border);
    border-radius: 999px;
    background: #fff;
    color: var(--blog-teal-dark);
    box-shadow: 0 4px 14px -6px rgba(15, 23, 42, 0.25);
    transform: translateY(-50%);
    cursor: pointer;
    transition: opacity 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.blog-cat-rail-btn:hover:not(:disabled) {
    border-color: var(--blog-teal);
    background: var(--blog-teal-soft);
}
.blog-cat-rail-btn:disabled {
    opacity: 0;
    pointer-events: none;
}
.blog-cat-rail-btn--prev { left: 0.5rem; }
.blog-cat-rail-btn--next { right: 0.5rem; }
.blog-cat-rail-btn i { font-size: 0.7rem; pointer-events: none; }
.blog-cat-rail-fade {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2.75rem;
    pointer-events: none;
    z-index: 2;
    opacity: 0;
    transition: opacity 0.2s ease;
}
.blog-cat-rail-viewport.is-scrollable .blog-cat-rail-fade { opacity: 1; }
.blog-cat-rail-viewport.at-start .blog-cat-rail-fade--left { opacity: 0; }
.blog-cat-rail-viewport.at-end .blog-cat-rail-fade--right { opacity: 0; }
.blog-cat-rail-fade--left {
    left: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.98) 20%, transparent);
}
.blog-cat-rail-fade--right {
    right: 0;
    background: linear-gradient(to left, rgba(255, 255, 255, 0.98) 20%, transparent);
}
.blog-cat-rail-viewport:not(.is-scrollable) .blog-cat-rail-btn,
.blog-cat-rail-viewport:not(.is-scrollable) .blog-cat-rail-fade {
    display: none;
}
@media (max-width: 640px) {
    .blog-cat-rail { padding: 0.65rem 2.25rem; }
    .blog-cat-rail-btn { width: 1.75rem; height: 1.75rem; }
    .blog-cat-rail-btn--prev { left: 0.35rem; }
    .blog-cat-rail-btn--next { right: 0.35rem; }
}
.blog-cat-rail-label {
    flex-shrink: 0;
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--blog-muted);
    padding-right: 0.5rem;
    border-right: 1px solid var(--blog-border);
    margin-right: 0.25rem;
}
.blog-cat-chip {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #475569;
    background: #fff;
    border: 1px solid var(--blog-border);
    text-decoration: none;
    transition: all 0.18s ease;
    white-space: nowrap;
}
.blog-cat-chip i { font-size: 0.75rem; opacity: 0.85; }
.blog-cat-chip:hover {
    border-color: var(--blog-teal);
    color: var(--blog-teal-dark);
    background: var(--blog-teal-soft);
}
.blog-cat-chip.is-active {
    color: #fff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--blog-teal-dark), #0d9488);
    box-shadow: 0 4px 14px -4px rgba(6, 182, 212, 0.55);
}
.blog-cat-subs {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem 0.65rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    border-top: 1px solid var(--blog-border);
    padding-top: 0.65rem;
}
.blog-cat-chip--sub {
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
}

.blog-layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 1024px) {
    .blog-layout {
        grid-template-columns: minmax(0, 1fr) 320px;
        gap: 2.5rem;
        padding: 2.5rem 1.5rem 4rem;
    }
}

.blog-lead {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 2rem;
    transition: box-shadow 0.25s ease;
}
.blog-lead:hover { box-shadow: 0 20px 50px -24px rgba(15, 23, 42, 0.15); }
@media (min-width: 768px) {
    .blog-lead { grid-template-columns: 1.15fr 1fr; }
}
.blog-lead-media {
    position: relative;
    min-height: 220px;
    background: linear-gradient(135deg, #ecfeff, #fff7ed);
}
@media (min-width: 768px) { .blog-lead-media { min-height: 320px; } }
.blog-lead-media img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}
.blog-lead-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.625rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #fff;
    background: linear-gradient(135deg, var(--blog-orange), #ea580c);
}
.blog-lead-body { padding: 1.5rem; display: flex; flex-direction: column; justify-content: center; }
@media (min-width: 768px) { .blog-lead-body { padding: 2rem; } }
.blog-lead-cat {
    display: inline-flex;
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blog-teal-dark);
    margin-bottom: 0.75rem;
    text-decoration: none;
}
.blog-lead-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--blog-ink);
    margin: 0 0 0.75rem;
}
.blog-lead-title a { color: inherit; text-decoration: none; }
.blog-lead-title a:hover { color: var(--blog-teal-dark); }
.blog-lead-excerpt {
    font-size: 0.9375rem;
    line-height: 1.65;
    color: var(--blog-muted);
    margin: 0 0 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.blog-byline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    color: var(--blog-muted);
}
.blog-byline-author { font-weight: 600; color: #334155; }
.blog-byline-sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #cbd5e1;
}

.blog-lanes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 2rem;
}
@media (min-width: 640px) { .blog-lanes { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .blog-lanes { grid-template-columns: repeat(6, 1fr); } }
.blog-lane {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    padding: 0.875rem;
    text-decoration: none;
    transition: border-color 0.18s ease, transform 0.18s ease;
}
.blog-lane:hover {
    border-color: #a5f3fc;
    transform: translateY(-2px);
}
.blog-lane-head {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}
.blog-lane-icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: #fff;
    flex-shrink: 0;
}
.blog-lane-name {
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--blog-ink);
    line-height: 1.2;
}
.blog-lane-post {
    font-size: 0.8125rem;
    font-weight: 600;
    line-height: 1.35;
    color: #334155;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.blog-lane-empty {
    font-size: 0.75rem;
    color: #94a3b8;
    font-style: italic;
}

.blog-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--blog-ink);
}
.blog-section-label {
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--blog-teal-dark);
    margin-bottom: 0.25rem;
}
.blog-section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--blog-ink);
    margin: 0;
}
.blog-sort select {
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.45rem 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--blog-border);
    background: #fff;
    color: #334155;
}

.blog-feed {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.blog-feed-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 0;
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.25s ease;
}
@media (min-width: 768px) {
    .blog-feed-item {
        grid-template-columns: 1.15fr 1fr;
    }
}
.blog-feed-item:hover {
    background: var(--blog-surface);
    box-shadow: 0 20px 50px -24px rgba(15, 23, 42, 0.15);
}
.blog-feed-thumb {
    position: relative;
    min-height: 220px;
    border-radius: 0;
    aspect-ratio: unset;
    background: linear-gradient(135deg, #ecfeff, #fff7ed);
    border: none;
}
@media (min-width: 768px) {
    .blog-feed-thumb {
        min-height: 320px;
    }
}
.blog-feed-thumb img {
    width: 100%;
    height: 100%;
    min-height: inherit;
    object-fit: contain;
    object-position: center;
}
.blog-feed-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
@media (min-width: 768px) {
    .blog-feed-content {
        padding: 2rem;
    }
}
.blog-feed-cat {
    display: inline-flex;
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blog-teal-dark);
    margin-bottom: 0.75rem;
}
.blog-feed-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.25rem, 2.2vw, 1.625rem);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--blog-ink);
    margin: 0 0 0.75rem;
    transition: color 0.15s ease;
}
.blog-feed-item:hover .blog-feed-title { color: var(--blog-teal-dark); }
.blog-feed-excerpt {
    font-size: 0.9375rem;
    line-height: 1.65;
    color: var(--blog-muted);
    margin: 0 0 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-sidebar { display: flex; flex-direction: column; gap: 1.25rem; }
@media (min-width: 1024px) {
    .blog-sidebar { position: sticky; top: 4.5rem; align-self: start; }
}
.blog-widget {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 14px;
    padding: 1.25rem;
}
.blog-widget-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--blog-ink);
    margin: 0 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.blog-popular-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}
.blog-popular-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0.75rem 0.5rem;
    border-radius: 10px;
    border: 1px solid var(--blog-border);
    text-decoration: none;
    transition: all 0.18s ease;
}
.blog-popular-item:hover {
    border-color: var(--blog-teal);
    background: var(--blog-teal-soft);
}
.blog-popular-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.875rem;
    margin-bottom: 0.4rem;
}
.blog-popular-name {
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--blog-ink);
    line-height: 1.25;
}
.blog-popular-count {
    font-size: 0.625rem;
    color: var(--blog-muted);
    margin-top: 0.15rem;
}

/* Top categories strip (moved from sidebar) */
.blog-categories-top {
    background: #fff;
    border-bottom: 1px solid var(--blog-border);
}
.blog-categories-top-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem 1rem 1.5rem;
}
@media (min-width: 768px) {
    .blog-categories-top-inner { padding: 1.5rem 1.5rem 2rem; }
}
.blog-categories-top-block + .blog-categories-top-block {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--blog-border);
}
.blog-categories-top-heading {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--blog-muted);
    margin: 0 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.blog-categories-top-heading i { color: var(--blog-teal-dark); }
.blog-popular-grid--top {
    grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 640px) {
    .blog-popular-grid--top { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
    .blog-popular-grid--top { grid-template-columns: repeat(6, 1fr); }
}
.blog-topics-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}
@media (min-width: 640px) {
    .blog-topics-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
    .blog-topics-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1280px) {
    .blog-topics-grid { grid-template-columns: repeat(4, 1fr); }
}
.blog-topic-card {
    border: 1px solid var(--blog-border);
    border-radius: 12px;
    padding: 0.75rem;
    background: var(--blog-bg);
    transition: border-color 0.18s ease;
}
.blog-topic-card:hover,
.blog-topic-card.is-active {
    border-color: #a5f3fc;
    background: var(--blog-teal-soft);
}
.blog-topic-card-head {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--blog-ink);
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}
.blog-topic-icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.75rem;
    flex-shrink: 0;
}
.blog-topic-name { flex: 1; min-width: 0; line-height: 1.25; }
.blog-topic-count {
    font-size: 0.6875rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    background: #fff;
    color: var(--blog-muted);
    border: 1px solid var(--blog-border);
}
.blog-topic-subs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    padding-left: 0.25rem;
}
.blog-topic-sub {
    font-size: 0.6875rem;
    font-weight: 600;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    background: #fff;
    border: 1px solid var(--blog-border);
    color: #475569;
    text-decoration: none;
    transition: all 0.15s ease;
}
.blog-topic-sub:hover,
.blog-topic-sub.is-active {
    color: var(--blog-teal-dark);
    border-color: #a5f3fc;
    background: #fff;
}

.blog-search {
    position: relative;
    max-width: 480px;
    margin-top: 0.25rem;
}
.blog-search input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.75rem;
    border-radius: 10px;
    border: 1px solid var(--blog-border);
    font-size: 0.9375rem;
    background: #fff;
}
.blog-search input:focus {
    outline: none;
    border-color: var(--blog-teal);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}
.blog-search i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
}

.blog-pagination nav > div.hidden { justify-content: center !important; }
.blog-pagination nav > div.hidden > div:first-child { display: none !important; }
.blog-pagination .relative.z-0.inline-flex { box-shadow: none !important; display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center; border: none !important; }
.blog-pagination .relative.z-0.inline-flex > span { border: none !important; background: transparent !important; padding: 0 !important; margin: 0 !important; }
.blog-pagination .relative.z-0.inline-flex > span > span,
.blog-pagination .relative.z-0.inline-flex > a {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 40px; height: 40px; border-radius: 8px !important;
    font-weight: 700; font-size: 0.875rem;
    border: 1px solid var(--blog-border) !important;
    color: #475569 !important; background: #fff !important;
}
.blog-pagination a:hover {
    border-color: var(--blog-teal) !important;
    color: #fff !important;
    background: var(--blog-teal) !important;
}
.blog-pagination .relative.z-0.inline-flex > span[aria-current="page"] > span {
    background: var(--blog-teal) !important;
    color: #fff !important;
    border-color: var(--blog-teal) !important;
}

.blog-newsletter {
    background: linear-gradient(135deg, #0c1222 0%, #155e75 50%, #0c1222 100%);
    color: #fff;
    padding: 3.5rem 1rem;
    text-align: center;
}
.blog-newsletter h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: #fff !important;
    margin: 0 0 0.75rem;
}
.blog-newsletter p { color: #cbd5e1; max-width: 32rem; margin: 0 auto 1.5rem; }
.blog-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    max-width: 420px;
    margin: 0 auto;
}
@media (min-width: 480px) {
    .blog-newsletter-form { flex-direction: row; }
}
.blog-newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    border: none;
}
.blog-newsletter-form button {
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    border: none;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--blog-orange), #ea580c);
    cursor: pointer;
}

.blog-empty {
    text-align: center;
    padding: 3rem 1.5rem;
    background: #fff;
    border: 2px dashed var(--blog-border);
    border-radius: 16px;
}

/* Sidebar widgets (shared partial) */
.sidebar-widget {
    background: var(--blog-surface);
    border: 1px solid var(--blog-border);
    border-radius: 14px;
    padding: 1.25rem;
}
.sidebar-title {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--blog-ink);
    font-size: 1rem;
}