/* ============================= */
/* BLOG — LAYOUT PRINCIPAL       */
/* ============================= */

.blog-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
    align-items: start;
}

.blog-sidebar {
    position: sticky;
    top: 90px;
}

.blog-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

/* ============================= */
/* CABECERA DE LA SECCIÓN        */
/* ============================= */

.blog-header-card {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.blog-header-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.blog-title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.3;
    color: var(--text);
    margin-bottom: 10px;
}

.blog-highlight {
    color: var(--primary);
}

.blog-subtitle {
    font-size: 14px;
    color: var(--secondary-text);
    line-height: 1.7;
    max-width: 520px;
}

.blog-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border: 1px solid rgba(37, 99, 235, 0.25);
    padding: 7px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.blog-pill::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
    animation: pulse-dot 1.8s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1;   transform: scale(1); }
    50%       { opacity: 0.4; transform: scale(0.7); }
}

/* ============================= */
/* FILTROS DE CATEGORÍA          */
/* ============================= */

.blog-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 4px;
}

.blog-filter-btn {
    padding: 8px 18px;
    border-radius: 50px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--secondary-text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
}

.blog-filter-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.blog-filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

/* ============================= */
/* TARJETA DESTACADA (FEATURED)  */
/* ============================= */

.blog-featured {
    background: var(--cards);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    display: grid;
    grid-template-columns: 1fr 1fr;
    text-decoration: none;
    color: inherit;
}

.blog-featured:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.08);
    border-color: rgba(37, 99, 235, 0.2);
}

.blog-featured-banner {
    position: relative;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.blog-featured-banner .banner-icon {
    font-size: 80px;
    opacity: 0.9;
    z-index: 1;
    position: relative;
    filter: drop-shadow(0 8px 24px rgba(0,0,0,0.2));
}

.banner-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.12;
    background-image: radial-gradient(circle, rgba(255,255,255,0.7) 1px, transparent 1px);
    background-size: 22px 22px;
}

.featured-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
    z-index: 2;
    backdrop-filter: blur(8px);
}

.blog-featured-body {
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 14px;
}

/* ============================= */
/* CATEGORY BADGES               */
/* ============================= */

.blog-category-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2px;
    width: fit-content;
}

/* ============================= */
/* FEATURED CARD BODY            */
/* ============================= */

.blog-featured-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
    line-height: 1.4;
    margin: 0;
}

.blog-featured-excerpt {
    font-size: 14px;
    color: var(--secondary-text);
    line-height: 1.7;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 12px;
    color: var(--secondary-text);
    font-weight: 500;
    flex-wrap: wrap;
}

.blog-post-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.blog-post-meta svg {
    width: 13px;
    height: 13px;
}

.blog-readmore {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    transition: var(--transition);
    text-decoration: none;
}

.blog-readmore svg {
    width: 15px;
    height: 15px;
    transition: transform 0.2s ease;
}

.blog-featured:hover .blog-readmore svg,
.blog-card:hover .blog-readmore svg {
    transform: translateX(3px);
}

/* ============================= */
/* GRID DE POSTS                 */
/* ============================= */

.blog-posts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* ============================= */
/* TARJETA DE POST               */
/* ============================= */

.blog-card {
    background: var(--cards);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.08);
    border-color: rgba(37, 99, 235, 0.2);
}

.blog-card-banner {
    position: relative;
    height: 170px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.blog-card-banner .banner-icon {
    font-size: 52px;
    opacity: 0.9;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.blog-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.blog-card-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-excerpt {
    font-size: 13px;
    color: var(--secondary-text);
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    margin-top: 6px;
}

/* ============================= */
/* COLORES DE CATEGORÍA          */
/* ============================= */

.cat-marketing  { background: linear-gradient(135deg, #2563EB 0%, #60A5FA 100%); }
.cat-web        { background: linear-gradient(135deg, #7C3AED 0%, #A78BFA 100%); }
.cat-ux         { background: linear-gradient(135deg, #DB2777 0%, #F472B6 100%); }
.cat-branding   { background: linear-gradient(135deg, #EA580C 0%, #FB923C 100%); }
.cat-seo        { background: linear-gradient(135deg, #059669 0%, #34D399 100%); }
.cat-tendencias { background: linear-gradient(135deg, #1E293B 0%, #475569 100%); }

.badge-marketing  { background: rgba(37, 99, 235, 0.1);  color: #2563EB; }
.badge-web        { background: rgba(124, 58, 237, 0.1); color: #7C3AED; }
.badge-ux         { background: rgba(219, 39, 119, 0.1); color: #DB2777; }
.badge-branding   { background: rgba(234, 88, 12, 0.1);  color: #EA580C; }
.badge-seo        { background: rgba(5, 150, 105, 0.1);  color: #059669; }
.badge-tendencias { background: rgba(71, 85, 105, 0.1);  color: #475569; }

[data-theme="dark"] .badge-marketing  { background: rgba(37, 99, 235, 0.2);  color: #60A5FA; }
[data-theme="dark"] .badge-web        { background: rgba(124, 58, 237, 0.2); color: #A78BFA; }
[data-theme="dark"] .badge-ux         { background: rgba(219, 39, 119, 0.2); color: #F472B6; }
[data-theme="dark"] .badge-branding   { background: rgba(234, 88, 12, 0.2);  color: #FB923C; }
[data-theme="dark"] .badge-seo        { background: rgba(5, 150, 105, 0.2);  color: #34D399; }
[data-theme="dark"] .badge-tendencias { background: rgba(148, 163, 184, 0.1); color: #94A3B8; }

/* ============================= */
/* CTA FINAL                     */
/* ============================= */

.blog-cta-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.blog-cta-text h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}

.blog-cta-text p {
    font-size: 14px;
    color: var(--secondary-text);
    margin: 0;
}

/* ============================= */
/* RESPONSIVE                    */
/* ============================= */

@media (max-width: 1100px) {
    .blog-grid {
        grid-template-columns: 300px 1fr;
    }
}

@media (max-width: 900px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .blog-sidebar {
        position: static;
    }

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

    .blog-featured-banner {
        min-height: 200px;
    }
}

@media (max-width: 640px) {
    .blog-posts-grid {
        grid-template-columns: 1fr;
    }

    .blog-title {
        font-size: 22px;
    }

    .blog-cta-card {
        flex-direction: column;
        align-items: flex-start;
    }
}