/* ── Corvus Intelligence Blog Styles ── */

/* Article layout */
.blog-article {
    max-width: 760px;
    margin: 0 auto;
    padding: 120px 40px 80px;
}

/* Article header */
.article-category {
    font-family: 'custom_95725', sans-serif;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--corvus-blue, #0563a1);
    margin-bottom: 20px;
    display: block;
}
.article-category a {
    color: inherit;
    text-decoration: none;
}
.article-category a:hover { text-decoration: underline; }

.article-title {
    font-family: 'custom_95725', sans-serif;
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 400;
    letter-spacing: 1px;
    color: #fff;
    margin: 0 0 20px;
    line-height: 1.2;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-family: 'Open Sans', sans-serif;
    font-size: 13px;
    color: rgba(193,193,193,0.5);
    margin-bottom: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    flex-wrap: wrap;
}
.article-meta span { display: flex; align-items: center; gap: 6px; }

/* Article body */
.article-body {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    color: rgba(193,193,193,0.85);
    line-height: 1.85;
}
.article-body h2 {
    font-family: 'custom_95725', sans-serif;
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #fff;
    margin: 52px 0 20px;
    padding-top: 8px;
}
.article-body h3 {
    font-family: 'custom_95725', sans-serif;
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: rgba(255,255,255,0.85);
    margin: 32px 0 14px;
}
.article-body p { margin: 0 0 22px; }
.article-body ul, .article-body ol {
    margin: 0 0 22px;
    padding-left: 24px;
}
.article-body li { margin-bottom: 10px; }
.article-body strong { color: rgba(255,255,255,0.9); font-weight: 600; }
.article-body a { color: var(--corvus-blue, #0563a1); text-decoration: none; }
.article-body a:hover { text-decoration: underline; }
.article-body code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    background: rgba(255,255,255,0.06);
    padding: 2px 6px;
    border-radius: 3px;
    color: rgba(193,193,193,0.9);
}

/* Key takeaway box */
.article-callout {
    background: rgba(5,99,161,0.08);
    border-left: 3px solid #0563a1;
    padding: 20px 24px;
    margin: 32px 0;
    border-radius: 0 4px 4px 0;
}
.article-callout p { margin: 0; color: rgba(193,193,193,0.9); }

/* CTA block */
.article-cta {
    margin-top: 64px;
    padding: 40px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 4px;
    text-align: center;
}
.article-cta h3 {
    font-family: 'custom_95725', sans-serif;
    font-size: 18px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #fff;
    margin: 0 0 12px;
    font-weight: 400;
}
.article-cta p {
    font-family: 'Open Sans', sans-serif;
    font-size: 15px;
    color: rgba(193,193,193,0.7);
    margin: 0 0 24px;
}
.article-cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Related articles */
.article-related {
    margin-top: 64px;
    padding-top: 48px;
    border-top: 1px solid rgba(255,255,255,0.07);
}
.article-related h2 {
    font-family: 'custom_95725', sans-serif;
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(193,193,193,0.5);
    margin: 0 0 28px;
    font-weight: 400;
}
.related-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.related-link {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 4px;
    padding: 20px;
    text-decoration: none;
    transition: border-color 0.2s;
}
.related-link:hover { border-color: rgba(5,99,161,0.4); }
.related-link-cat {
    font-family: 'custom_95725', sans-serif;
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--corvus-blue, #0563a1);
    margin-bottom: 8px;
}
.related-link-title {
    font-family: 'Open Sans', sans-serif;
    font-size: 13px;
    color: rgba(255,255,255,0.8);
    line-height: 1.5;
}

/* ── Blog listing pages ── */
.blog-listing {
    max-width: 960px;
    margin: 0 auto;
    padding: 120px 40px 80px;
}
.blog-listing-header { margin-bottom: 64px; }
.blog-listing-eyebrow {
    font-family: 'custom_95725', sans-serif;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--corvus-blue, #0563a1);
    margin-bottom: 16px;
}
.blog-listing-title {
    font-family: 'custom_95725', sans-serif;
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #fff;
    margin: 0 0 16px;
}
.blog-listing-desc {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    color: rgba(193,193,193,0.7);
    max-width: 600px;
    line-height: 1.65;
}

/* Category grid on main blog page */
.blog-categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 64px;
}
.blog-category-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 4px;
    padding: 28px 24px;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: block;
    position: relative;
}
.blog-category-card:hover {
    border-color: rgba(5,99,161,0.4);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.badge-new {
    position: absolute;
    top: 12px;
    right: 12px;
    font-family: 'custom_95725', sans-serif;
    font-size: 9px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #fff;
    background: var(--corvus-blue, #0563a1);
    padding: 3px 8px;
    border-radius: 2px;
}
.blog-category-card-icon {
    width: 26px;
    height: 26px;
    margin-bottom: 14px;
    color: var(--corvus-blue, #0563a1);
    opacity: 0.85;
}
.blog-category-card-count {
    font-family: 'Open Sans', sans-serif;
    font-size: 11px;
    color: rgba(193,193,193,0.38);
    margin-top: 10px;
    letter-spacing: 0.3px;
}
.blog-category-card-latest {
    font-family: 'Open Sans', sans-serif;
    font-size: 12px;
    color: rgba(193,193,193,0.52);
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.05);
    line-height: 1.5;
}
/* Filter bar */
.blog-filter-bar {
    margin-bottom: 32px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-start;
}
.blog-filter-search {
    flex: 1;
    min-width: 180px;
    max-width: 320px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 4px;
    padding: 9px 16px;
    font-family: 'Open Sans', sans-serif;
    font-size: 13px;
    color: rgba(193,193,193,0.85);
    outline: none;
}
.blog-filter-search::placeholder { color: rgba(193,193,193,0.3); }
.blog-filter-search:focus { border-color: rgba(5,99,161,0.5); }
.blog-filter-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.blog-filter-tag {
    font-family: 'custom_95725', sans-serif;
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(193,193,193,0.55);
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: 3px;
    padding: 6px 12px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.blog-filter-tag:hover { border-color: rgba(5,99,161,0.35); color: rgba(193,193,193,0.8); }
.blog-filter-tag.active { background: rgba(5,99,161,0.15); border-color: rgba(5,99,161,0.5); color: rgba(193,193,193,0.9); }
.blog-category-card--hidden { display: none; }
/* Article card date + reading time */
.article-card-meta {
    display: flex;
    gap: 14px;
    margin-top: 10px;
}
.article-card-meta-item {
    font-family: 'Open Sans', sans-serif;
    font-size: 11px;
    color: rgba(193,193,193,0.38);
}
/* Sort controls */
.article-sort-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    font-family: 'Open Sans', sans-serif;
    font-size: 12px;
    color: rgba(193,193,193,0.38);
}
.article-sort-btn {
    background: none;
    border: none;
    font-family: 'Open Sans', sans-serif;
    font-size: 12px;
    color: rgba(193,193,193,0.38);
    cursor: pointer;
    padding: 3px 0;
    transition: color 0.2s;
}
.article-sort-btn.active { color: rgba(193,193,193,0.8); }
.article-sort-btn:hover { color: rgba(193,193,193,0.7); }
/* Back to categories */
.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
    font-family: 'custom_95725', sans-serif;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(193,193,193,0.4);
    text-decoration: none;
    transition: color 0.2s;
}
.blog-back-link:hover { color: var(--corvus-blue, #0563a1); }
.blog-category-card-label {
    font-family: 'custom_95725', sans-serif;
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--corvus-blue, #0563a1);
    margin-bottom: 10px;
}
.blog-category-card-title {
    font-family: 'custom_95725', sans-serif;
    font-size: 15px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 400;
}
.blog-category-card-desc {
    font-family: 'Open Sans', sans-serif;
    font-size: 13px;
    color: rgba(193,193,193,0.6);
    line-height: 1.55;
}

/* Category landing intro text */
.blog-category-intro {
    margin-bottom: 52px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
}
.blog-category-intro p {
    font-family: 'Open Sans', sans-serif;
    font-size: 15px;
    color: rgba(193,193,193,0.72);
    line-height: 1.8;
    margin: 0 0 18px;
    max-width: 720px;
}
.blog-category-intro p:last-child { margin-bottom: 0; }
.blog-category-intro strong { color: rgba(255,255,255,0.85); font-weight: 600; }

/* Article cards in category listing */
.article-cards { display: flex; flex-direction: column; gap: 2px; }
.article-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 4px;
    padding: 28px 32px;
    text-decoration: none;
    display: block;
    transition: background 0.2s, border-color 0.2s;
}
.article-card:hover {
    background: rgba(255,255,255,0.04);
    border-color: rgba(5,99,161,0.3);
}
.article-card-kw {
    font-family: 'custom_95725', sans-serif;
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--corvus-blue, #0563a1);
    margin-bottom: 10px;
}
.article-card-title {
    font-family: 'Open Sans', sans-serif;
    font-size: 17px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 10px;
    line-height: 1.4;
}
.article-card-desc {
    font-family: 'Open Sans', sans-serif;
    font-size: 14px;
    color: rgba(193,193,193,0.65);
    line-height: 1.6;
}

/* ── Scroll progress bar ── */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 0;
    background: #0563a1;
    z-index: 9999;
    transition: width 0.1s linear;
    pointer-events: none;
}

/* ── Table of Contents ── */
.article-toc {
    background: rgba(255,255,255,0.025);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 4px;
    padding: 22px 28px;
    margin-bottom: 40px;
}
.article-toc-label {
    font-family: 'custom_95725', sans-serif;
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: rgba(193,193,193,0.45);
    margin-bottom: 14px;
}
.article-toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: toc-counter;
}
.article-toc-list li {
    counter-increment: toc-counter;
    margin-bottom: 8px;
    display: flex;
    align-items: baseline;
    gap: 10px;
}
.article-toc-list li::before {
    content: counter(toc-counter, decimal-leading-zero);
    font-family: 'custom_95725', sans-serif;
    font-size: 10px;
    letter-spacing: 1px;
    color: rgba(193,193,193,0.25);
    flex-shrink: 0;
}
.article-toc-link {
    font-family: 'Open Sans', sans-serif;
    font-size: 13px;
    color: rgba(193,193,193,0.6);
    text-decoration: none;
    transition: color 0.2s;
    line-height: 1.4;
}
.article-toc-link:hover { color: rgba(193,193,193,0.95); }

/* ── Share bar ── */
.article-share {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.article-share-label {
    font-family: 'Open Sans', sans-serif;
    font-size: 12px;
    color: rgba(193,193,193,0.35);
    margin-right: 2px;
}
.article-share-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'Open Sans', sans-serif;
    font-size: 12px;
    color: rgba(193,193,193,0.5);
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 3px;
    padding: 6px 12px;
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}
.article-share-btn:hover {
    color: rgba(193,193,193,0.9);
    border-color: rgba(255,255,255,0.18);
}
.article-share-copy { font-family: 'Open Sans', sans-serif; font-size: 12px; }

/* ── Back to Top ── */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 40px;
    height: 40px;
    background: rgba(5,99,161,0.85);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.25s, transform 0.25s;
    z-index: 800;
    pointer-events: none;
}
.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.back-to-top:hover { background: #0563a1; }

@media (max-width: 1024px) {
    .blog-categories-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .blog-article { padding: 100px 24px 60px; }
    .blog-listing { padding: 100px 24px 60px; }
    .blog-categories-grid { grid-template-columns: 1fr; }
    .related-links { grid-template-columns: 1fr; }
    .article-card { padding: 20px; }
    .blog-filter-bar { flex-direction: column; }
    .blog-filter-search { max-width: 100%; }
    .back-to-top { bottom: 20px; right: 20px; }
}