/* ══════════════════════════════════════════════════════════════════════════
   Insights Hub & Article Page Styles — Phase 2C
   Shared across insights.php and all insights-*.php article pages
   ══════════════════════════════════════════════════════════════════════════ */

/* ── Hub Page ────────────────────────────────────────────────────────────── */
.ins-hero {
    background: #1a1a2e;
    padding: 80px 0 64px;
}
.ins-hero h1 {
    font-size: 2.4rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.25;
}
.ins-hero p.lead {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.72);
    max-width: 640px;
    line-height: 1.75;
}

/* Filter tabs */
.ins-filters {
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.ins-filters .nav-link {
    color: #555;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 1.25rem;
    border-bottom: 3px solid transparent;
    border-radius: 0;
    transition: all 0.2s;
}
.ins-filters .nav-link:hover { color: #1a1a2e; }
.ins-filters .nav-link.active {
    color: #1a1a2e;
    border-bottom-color: #f1b621;
    background: transparent;
}

/* Featured card */
.ins-featured {
    background: #1a1a2e;
    border-radius: 10px;
    padding: 3rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}
.ins-featured::before {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 300px; height: 100%;
    background: linear-gradient(to left, rgba(241,182,33,0.08), transparent);
}
.ins-featured .cat-tag {
    display: inline-block;
    background: #f1b621;
    color: #0d1b2a;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.75rem;
    border-radius: 3px;
    margin-bottom: 1.25rem;
}
.ins-featured h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.3;
    position: relative;
    z-index: 1;
}
.ins-featured p {
    color: rgba(255,255,255,0.72);
    font-size: 1rem;
    line-height: 1.75;
    max-width: 680px;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}
.ins-featured .meta {
    color: rgba(255,255,255,0.45);
    font-size: 0.8rem;
    position: relative;
    z-index: 1;
}
.ins-featured a.read-btn {
    display: inline-block;
    background: #f1b621;
    color: #0d1b2a;
    font-weight: 700;
    padding: 0.7rem 1.75rem;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.25s;
    margin-top: 1.5rem;
    position: relative;
    z-index: 1;
}
.ins-featured a.read-btn:hover {
    background: #e6a800;
    text-decoration: none;
}

/* Article cards */
.ins-card {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 1.75rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: all 0.3s;
}
.ins-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.09);
    border-color: #f1b621;
}
.ins-card .cat-tag {
    display: inline-block;
    background: #f1b621;
    color: #0d1b2a;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
    margin-bottom: 1rem;
}
.ins-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}
.ins-card p {
    font-size: 0.875rem;
    color: #555;
    line-height: 1.7;
    flex-grow: 1;
}
.ins-card .meta {
    font-size: 0.75rem;
    color: #999;
    margin-top: 1rem;
    margin-bottom: 0.75rem;
}
.ins-card a.read-link {
    color: #f1b621;
    font-weight: 700;
    font-size: 0.875rem;
    text-decoration: none;
}
.ins-card a.read-link:hover { text-decoration: underline; }

/* ── Article Page ────────────────────────────────────────────────────────── */
.art-hero {
    background: #1a1a2e;
    padding: 72px 0 56px;
}
.art-hero .breadcrumb {
    background: none;
    padding: 0;
    margin-bottom: 1rem;
    font-size: 0.8rem;
}
.art-hero .breadcrumb-item a { color: rgba(255,255,255,0.55); text-decoration: none; }
.art-hero .breadcrumb-item a:hover { color: #f1b621; }
.art-hero .breadcrumb-item.active { color: rgba(255,255,255,0.35); }
.art-hero .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.3); }
.art-hero .cat-tag {
    display: inline-block;
    background: #f1b621;
    color: #0d1b2a;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.75rem;
    border-radius: 3px;
    margin-bottom: 1.1rem;
}
.art-hero h1 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 1rem;
}
.art-hero .meta {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.5);
}
.art-hero .meta span { margin-right: 1.5rem; }

/* Article body */
.art-body { padding: 64px 0 80px; }
.art-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #f1b621;
}
.art-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}
.art-content p {
    font-size: 1rem;
    color: #333;
    line-height: 1.85;
    margin-bottom: 1.25rem;
}
.art-content ul, .art-content ol {
    margin-bottom: 1.25rem;
    padding-left: 1.5rem;
}
.art-content li {
    font-size: 1rem;
    color: #333;
    line-height: 1.85;
    margin-bottom: 0.5rem;
}
.art-content blockquote {
    border-left: 4px solid #f1b621;
    background: #f8f9fa;
    padding: 1.25rem 1.5rem;
    margin: 2rem 0;
    border-radius: 0 6px 6px 0;
}
.art-content blockquote p {
    font-size: 1.05rem;
    color: #1a1a2e;
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-style: italic;
    line-height: 1.6;
}
.art-content blockquote cite {
    font-size: 0.8rem;
    color: #888;
    font-style: normal;
}
.art-content .framework-box {
    background: #1a1a2e;
    border-radius: 10px;
    padding: 2rem;
    margin: 2.5rem 0;
}
.art-content .framework-box h4 {
    color: #f1b621;
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.5rem;
}
.art-content .framework-step {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}
.art-content .framework-step:last-child { margin-bottom: 0; }
.art-content .step-num {
    width: 36px;
    height: 36px;
    background: #f1b621;
    color: #0d1b2a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}
.art-content .step-body h5 {
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}
.art-content .step-body p {
    color: rgba(255,255,255,0.68);
    font-size: 0.875rem;
    margin-bottom: 0;
    line-height: 1.65;
}
.art-content .checklist {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1.75rem;
    margin: 2rem 0;
    border-left: 4px solid #f1b621;
}
.art-content .checklist h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 1.25rem;
}
.art-content .checklist ul { list-style: none; padding-left: 0; margin-bottom: 0; }
.art-content .checklist li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
    font-size: 0.9rem;
    color: #333;
    line-height: 1.6;
}
.art-content .checklist li:last-child { border-bottom: none; }
.art-content .checklist li i { color: #f1b621; margin-top: 3px; flex-shrink: 0; }
.art-content .stat-callout {
    background: linear-gradient(135deg, #f1b621 0%, #e6a800 100%);
    border-radius: 8px;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.art-content .stat-callout .stat-num {
    font-size: 3rem;
    font-weight: 700;
    color: #0d1b2a;
    line-height: 1;
    flex-shrink: 0;
}
.art-content .stat-callout .stat-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(13,27,42,0.85);
    line-height: 1.55;
}
.art-content .stat-callout .stat-source {
    font-size: 0.75rem;
    color: rgba(13,27,42,0.6);
    margin-top: 0.3rem;
}

/* Sidebar */
.art-sidebar { padding-top: 0; }
.art-sidebar .sidebar-block {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.75rem;
    border-top: 3px solid #f1b621;
}
.art-sidebar .sidebar-block h5 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #1a1a2e;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 1rem;
}
.art-sidebar .sidebar-block ul { list-style: none; padding: 0; margin: 0; }
.art-sidebar .sidebar-block li { margin-bottom: 0.6rem; }
.art-sidebar .sidebar-block li a {
    color: #333;
    font-size: 0.875rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    line-height: 1.45;
}
.art-sidebar .sidebar-block li a:hover { color: #f1b621; }
.art-sidebar .sidebar-block li a i { color: #f1b621; font-size: 0.75rem; flex-shrink: 0; }
.art-sidebar .cta-block {
    background: #1a1a2e;
    border-radius: 8px;
    padding: 1.75rem;
    text-align: center;
}
.art-sidebar .cta-block h5 { color: #f1b621; font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; }
.art-sidebar .cta-block p { color: rgba(255,255,255,0.68); font-size: 0.875rem; line-height: 1.65; margin-bottom: 1.25rem; }
.art-sidebar .cta-block a {
    display: block;
    background: #f1b621;
    color: #0d1b2a;
    font-weight: 700;
    padding: 0.7rem;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 0.25s;
}
.art-sidebar .cta-block a:hover { background: #e6a800; text-decoration: none; }

/* Related articles */
.art-related { padding: 64px 0; background: #f8f9fa; border-top: 1px solid #e9ecef; }
.art-related h3 { font-size: 1.5rem; font-weight: 700; color: #1a1a2e; margin-bottom: 2rem; }

/* Responsive */
@media (max-width: 991px) {
    .art-sidebar { margin-top: 3rem; }
}
@media (max-width: 767px) {
    .art-hero h1 { font-size: 1.65rem; }
    .ins-hero h1 { font-size: 1.75rem; }
    .ins-featured { padding: 2rem; }
    .ins-featured h2 { font-size: 1.4rem; }
    .art-content .stat-callout { flex-direction: column; gap: 0.75rem; }
    .art-content .stat-callout .stat-num { font-size: 2.2rem; }
}