/**
 * MME Impact Lab — Blog listing page
 */

.page-blog {
    --bl-radius: 20px;
    --bl-shadow: 0 12px 40px rgba(22, 50, 79, 0.08);
    --bl-shadow-hover: 0 22px 50px rgba(41, 107, 180, 0.14);
    background: #f4f8fb;
}

/* Hero */
.page-blog .blog-hero.pg-hero {
    display: block;
    min-height: 0;
    height: auto;
    align-items: unset;
    justify-content: unset;
    padding: clamp(5.5rem, 11vh, 7.5rem) 0 clamp(2.5rem, 5vw, 3.5rem);
    text-align: center;
    margin-bottom: 0;
}

.page-blog .blog-hero .pg-hero-inner {
    max-width: 820px;
}

.page-blog .blog-hero .pg-hero-lead {
    max-width: 44ch;
}

/* Articles section */
.page-blog .blog-articles {
    position: relative;
    z-index: 2;
    padding: clamp(2.5rem, 5vw, 4rem) 0;
    background: #f4f8fb;
}

.page-blog .blog-articles .container {
    max-width: 1180px;
}

.page-blog .blog-articles-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-blog .blog-articles-header h2 {
    font-size: clamp(1.35rem, 2.5vw, 1.65rem);
    font-weight: 800;
    color: #0f2744;
    margin: 0 0 0.25rem;
    letter-spacing: -0.02em;
}

.page-blog .blog-articles-header p {
    margin: 0;
    font-size: 0.95rem;
    color: #5a6874;
}

.page-blog .blog-post-count {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.9rem;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary-blue);
    background: rgba(41, 107, 180, 0.1);
    border-radius: 999px;
}

.page-blog .blog-active-filter {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 1.25rem;
}

.page-blog .blog-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-blue);
    background: #ffffff;
    border: 1px solid rgba(41, 107, 180, 0.15);
    border-radius: 999px;
    text-decoration: none;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.page-blog .blog-filter-chip:hover,
.page-blog .blog-filter-chip.is-active {
    background: rgba(41, 107, 180, 0.1);
    border-color: rgba(41, 107, 180, 0.25);
}

.page-blog .blog-filter-chip--clear {
    color: #5a6874;
}

/* Grid */
.page-blog .blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
    gap: clamp(1rem, 2.5vw, 1.5rem);
}

.page-blog .blog-card--featured {
    grid-column: 1 / -1;
}

@media (min-width: 769px) {
    .page-blog .blog-card--featured {
        display: grid;
        grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    }

    .page-blog .blog-card--featured .blog-card-media {
        aspect-ratio: auto;
        min-height: 100%;
    }

    .page-blog .blog-card--featured .blog-card-media img {
        min-height: 280px;
    }

    .page-blog .blog-card--featured .blog-card-body {
        padding: 1.75rem;
        justify-content: center;
    }

    .page-blog .blog-card--featured .blog-card-title {
        font-size: 1.45rem;
    }
}

/* Card */
.page-blog .blog-card {
    display: flex;
    flex-direction: column;
    background: #ffffff;
    border-radius: var(--bl-radius);
    overflow: hidden;
    border: 1px solid rgba(41, 107, 180, 0.08);
    box-shadow: var(--bl-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.page-blog .blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--bl-shadow-hover);
    border-color: rgba(41, 107, 180, 0.15);
}

.page-blog .blog-card-media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #e8eef4;
}

.page-blog .blog-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.page-blog .blog-card:hover .blog-card-media img {
    transform: scale(1.05);
}

.page-blog .blog-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 0.3rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-green));
    border-radius: 999px;
}

.page-blog .blog-card-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 1.35rem 1.5rem 1.5rem;
}

.page-blog .blog-card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    margin-bottom: 0.65rem;
    font-size: 0.8rem;
}

.page-blog .blog-card-category {
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    font-weight: 700;
    color: var(--primary-blue);
    background: rgba(41, 107, 180, 0.1);
}

.page-blog .blog-card-date {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: #5a6874;
    font-weight: 600;
}

.page-blog .blog-card-date i {
    color: var(--primary-blue);
    font-size: 0.75rem;
}

.page-blog .blog-card-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: #0f2744;
    margin: 0 0 0.5rem;
    line-height: 1.35;
    letter-spacing: -0.02em;
}

.page-blog .blog-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.page-blog .blog-card-title a:hover {
    color: var(--primary-blue);
}

.page-blog .blog-card-excerpt {
    font-size: 0.92rem;
    line-height: 1.6;
    color: #5a6874;
    margin: 0 0 1rem;
    flex: 1;
}

.page-blog .blog-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--primary-blue);
    text-decoration: none;
    transition: gap 0.2s ease, color 0.2s ease;
}

.page-blog .blog-card-link:hover {
    color: var(--primary-green);
    gap: 0.65rem;
}

/* Empty */
.page-blog .blog-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: clamp(2.5rem, 5vw, 3.5rem) 1.5rem;
    background: #ffffff;
    border-radius: var(--bl-radius);
    border: 1px dashed rgba(41, 107, 180, 0.2);
}

.page-blog .blog-empty i {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    opacity: 0.75;
}

.page-blog .blog-empty h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: #0f2744;
    margin: 0 0 0.5rem;
}

.page-blog .blog-empty p {
    margin: 0;
    color: #5a6874;
}

/* Categories */
.page-blog .blog-categories {
    padding: clamp(3.5rem, 7vw, 5.5rem) 0;
    background: #ffffff;
    border-top: 1px solid rgba(41, 107, 180, 0.06);
}

.page-blog .blog-categories .container {
    max-width: 1180px;
}

.page-blog .blog-categories .pg-section-header {
    margin-bottom: clamp(2rem, 4vw, 2.5rem);
}

.page-blog .blog-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr));
    gap: 1rem;
}

.page-blog .blog-category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.5rem 1.15rem;
    background: #f4f8fb;
    border-radius: var(--bl-radius);
    border: 1px solid rgba(41, 107, 180, 0.08);
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.page-blog .blog-category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bl-shadow);
    border-color: rgba(41, 107, 180, 0.18);
    background: #ffffff;
}

.page-blog .blog-category-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 1.2rem;
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-green));
    margin-bottom: 0.85rem;
}

.page-blog .blog-category-card h3 {
    font-size: 1rem;
    font-weight: 800;
    color: #0f2744;
    margin: 0 0 0.25rem;
}

.page-blog .blog-category-card span {
    font-size: 0.85rem;
    color: #5a6874;
    font-weight: 600;
}

/* CTA */
.page-blog .blog-cta-wrap {
    padding: 0 clamp(1rem, 3vw, 2rem) clamp(4rem, 8vw, 5.5rem);
}

.page-blog .blog-cta-wrap .pg-cta {
    padding: 0;
    border-radius: var(--bl-radius);
    overflow: hidden;
}

.page-blog .blog-cta-wrap .pg-cta-panel {
    max-width: 100%;
}

/* Reveal */
.page-blog .bl-reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}

.page-blog .bl-reveal.revealed {
    opacity: 1;
    transform: none;
}

/* Legacy CMS hero resets */
.page-blog .pg-hero .hero-main-title-premium,
.page-blog .pg-hero .hero-content {
    max-width: 100%;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .page-blog .blog-hero.pg-hero {
        padding-top: 5rem;
        padding-bottom: 2rem;
    }

    .page-blog .blog-hero .pg-hero-stats {
        flex-direction: column;
        align-items: stretch;
    }

    .page-blog .blog-hero .pg-hero-stat {
        justify-content: center;
    }

    .page-blog .blog-hero-scroll {
        display: none;
    }

    .page-blog .blog-articles-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-blog .blog-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin: 0 auto;
    }

    .page-blog .blog-card--featured {
        grid-column: auto;
        display: flex;
        flex-direction: column;
    }

    .page-blog .blog-categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .page-blog .blog-categories-grid {
        grid-template-columns: 1fr;
        max-width: 320px;
        margin: 0 auto;
    }

    .page-blog .blog-card-body {
        padding: 1.15rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-blog .blog-card:hover,
    .page-blog .blog-category-card:hover {
        transform: none;
    }

    .page-blog .bl-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}