/* =================================================================
   BLOG COMPONENTS - PresuCosto v2.0
   Sistema de diseño unificado para todos los artículos del blog
   UX mejorado: lectura cómoda, navegación clara, interactividad
   ================================================================= */

/* ===== CSS VARIABLES PARA CONSISTENCIA ===== */
:root {
    --blog-primary: #3498db;
    --blog-primary-dark: #2980b9;
    --blog-success: #27ae60;
    --blog-success-dark: #229954;
    --blog-warning: #f39c12;
    --blog-danger: #e74c3c;
    --blog-purple: #9b59b6;
    --blog-orange: #e67e22;
    --blog-text: #2c3e50;
    --blog-text-light: #555;
    --blog-text-muted: #7f8c8d;
    --blog-bg-light: #f8f9fa;
    --blog-border: #e9ecef;
    --blog-shadow: 0 4px 20px rgba(0,0,0,0.08);
    --blog-shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
    --blog-radius: 12px;
    --blog-radius-sm: 8px;
    --blog-transition: all 0.3s ease;
}

/* ===== BARRA DE PROGRESO DE LECTURA ===== */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--blog-primary) 0%, var(--blog-success) 100%);
    z-index: 9999;
    transition: width 0.1s ease;
}

/* ===== HERO UNIVERSAL PARA ARTICULOS ===== */
.blog-hero {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blog-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

.blog-hero.success { background: linear-gradient(135deg, var(--blog-success) 0%, var(--blog-success-dark) 100%); }
.blog-hero.warning { background: linear-gradient(135deg, var(--blog-warning) 0%, #d68910 100%); }
.blog-hero.danger { background: linear-gradient(135deg, var(--blog-danger) 0%, #c0392b 100%); }
.blog-hero.purple { background: linear-gradient(135deg, var(--blog-purple) 0%, #8e44ad 100%); }
.blog-hero.orange { background: linear-gradient(135deg, var(--blog-orange) 0%, #d35400 100%); }

.blog-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.blog-hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    color: white;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(255,255,255,0.3);
}

.blog-hero h1 {
    font-size: 48px;
    margin: 0 0 20px 0;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

.blog-hero-subtitle {
    font-size: 20px;
    opacity: 0.95;
    max-width: 700px;
    margin: 0 auto 30px;
    line-height: 1.6;
}

.blog-hero-meta {
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 14px;
    opacity: 0.9;
    flex-wrap: wrap;
}

.blog-hero-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===== CONTENEDOR PRINCIPAL MEJORADO ===== */
.blog-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px;
}

/* Optimización para pantallas grandes */
@media (min-width: 1200px) {
    .blog-container {
        max-width: 900px;
    }
}

/* ===== TABLA DE CONTENIDOS MEJORADA ===== */
.blog-toc {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    border: 1px solid var(--blog-border);
    border-left: 4px solid var(--blog-primary);
    padding: 25px 30px;
    border-radius: var(--blog-radius-sm);
    margin: 40px 0;
    box-shadow: var(--blog-shadow);
}

.blog-toc h3 {
    color: var(--blog-text);
    margin: 0 0 20px 0;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.blog-toc ol {
    margin: 0;
    padding-left: 25px;
    counter-reset: toc-counter;
}

.blog-toc li {
    margin-bottom: 12px;
    line-height: 1.5;
}

.blog-toc a {
    color: var(--blog-text-light);
    text-decoration: none;
    transition: var(--blog-transition);
    display: inline-block;
}

.blog-toc a:hover {
    color: var(--blog-primary);
    transform: translateX(5px);
}

/* ===== CONTENIDO DEL ARTICULO ===== */
.blog-content {
    font-size: 17px;
    line-height: 1.9;
    color: var(--blog-text-light);
}

.blog-content h2 {
    font-size: 32px;
    color: var(--blog-text);
    margin: 60px 0 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--blog-primary);
    scroll-margin-top: 80px;
}

.blog-content h3 {
    font-size: 24px;
    color: var(--blog-text);
    margin: 40px 0 18px;
    scroll-margin-top: 80px;
}

.blog-content p {
    margin-bottom: 20px;
}

.blog-content ul, .blog-content ol {
    margin: 25px 0;
    padding-left: 30px;
}

.blog-content li {
    margin-bottom: 12px;
    line-height: 1.7;
}

.blog-content a {
    color: var(--blog-primary);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    transition: var(--blog-transition);
}

.blog-content a:hover {
    color: var(--blog-primary-dark);
    text-decoration-color: var(--blog-primary);
}

/* ===== CALLOUTS Y BANNERS ===== */

/* CTA Principal - Verde */
.blog-cta-primary {
    background: linear-gradient(135deg, #e8f8f5 0%, #d4edda 100%);
    border-left: 5px solid var(--blog-success);
    padding: 30px;
    margin: 35px 0;
    border-radius: var(--blog-radius);
    box-shadow: var(--blog-shadow);
}

.blog-cta-primary h3 {
    color: var(--blog-success);
    margin: 0 0 15px 0;
    font-size: 22px;
}

.blog-cta-primary p {
    color: var(--blog-text-light);
    margin: 15px 0;
    line-height: 1.7;
}

.blog-cta-primary .btn-cta {
    display: inline-block;
    background: var(--blog-success);
    color: white;
    padding: 14px 32px;
    border-radius: var(--blog-radius-sm);
    text-decoration: none;
    font-weight: 600;
    transition: var(--blog-transition);
}

.blog-cta-primary .btn-cta:hover {
    background: var(--blog-success-dark);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.35);
}

/* CTA Destacado - Gradiente Azul */
.blog-cta-featured {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    color: white;
    padding: 50px 35px;
    margin: 50px 0;
    border-radius: var(--blog-radius);
    text-align: center;
    box-shadow: 0 8px 30px rgba(52, 152, 219, 0.3);
}

.blog-cta-featured h3 {
    color: white;
    margin: 0 0 15px 0;
    font-size: 28px;
    border: none;
}

.blog-cta-featured p {
    font-size: 18px;
    margin: 15px 0 30px 0;
    opacity: 0.95;
}

.blog-cta-featured .btn-cta {
    display: inline-block;
    background: white;
    color: var(--blog-primary);
    padding: 16px 45px;
    border-radius: var(--blog-radius-sm);
    text-decoration: none;
    font-weight: 700;
    font-size: 17px;
    transition: var(--blog-transition);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.blog-cta-featured .btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.25);
}

.blog-cta-featured .features-list {
    font-size: 14px;
    margin-top: 20px;
    opacity: 0.85;
}

/* INFO BOXES */
.blog-info-box {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-left: 5px solid var(--blog-primary);
    padding: 25px;
    margin: 30px 0;
    border-radius: 0 var(--blog-radius) var(--blog-radius) 0;
}

.blog-info-box h4 {
    color: var(--blog-primary-dark);
    margin: 0 0 12px 0;
    font-size: 18px;
}

.blog-info-box p {
    margin: 0;
    line-height: 1.7;
}

.blog-info-box.success {
    background: linear-gradient(135deg, #e8f8f5 0%, #d4edda 100%);
    border-left-color: var(--blog-success);
}
.blog-info-box.success h4 { color: var(--blog-success-dark); }

.blog-info-box.warning {
    background: linear-gradient(135deg, #fff8e1 0%, #ffecb3 100%);
    border-left-color: var(--blog-warning);
}
.blog-info-box.warning h4 { color: #c77d00; }

.blog-info-box.danger {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border-left-color: var(--blog-danger);
}
.blog-info-box.danger h4 { color: #c0392b; }

/* Tip Profesional - Caja Punteada */
.blog-tip {
    background: linear-gradient(135deg, #f0f8ff 0%, #e6f3ff 100%);
    border: 2px dashed var(--blog-primary);
    padding: 25px;
    margin: 30px 0;
    border-radius: var(--blog-radius);
    text-align: center;
}

.blog-tip p {
    margin: 0;
    color: var(--blog-text-light);
    font-size: 16px;
}

.blog-tip a {
    color: var(--blog-primary);
    font-weight: 600;
    text-decoration: underline;
}

/* ===== TABLAS MEJORADAS ===== */
.blog-table {
    width: 100%;
    border-collapse: collapse;
    margin: 35px 0;
    border-radius: var(--blog-radius);
    overflow: hidden;
    box-shadow: var(--blog-shadow);
}

.blog-table thead {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    color: white;
}

.blog-table th {
    padding: 16px 15px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-table td {
    padding: 14px 15px;
    border-bottom: 1px solid var(--blog-border);
}

.blog-table tbody tr {
    transition: var(--blog-transition);
}

.blog-table tbody tr:hover {
    background: #f0f8ff;
}

.blog-table tbody tr:nth-child(even) {
    background: #fafafa;
}

.blog-table tbody tr:nth-child(even):hover {
    background: #f0f8ff;
}

/* Variantes de tabla por color */
.blog-table.success thead { background: linear-gradient(135deg, var(--blog-success) 0%, var(--blog-success-dark) 100%); }
.blog-table.warning thead { background: linear-gradient(135deg, var(--blog-warning) 0%, #d68910 100%); }
.blog-table.danger thead { background: linear-gradient(135deg, var(--blog-danger) 0%, #c0392b 100%); }
.blog-table.purple thead { background: linear-gradient(135deg, var(--blog-purple) 0%, #8e44ad 100%); }

/* ===== SECCIONES FAQ ===== */

.blog-faq-container {
    margin: 40px 0;
}

.blog-faq-item {
    background: white;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    transition: var(--blog-transition);
}

.blog-faq-item:hover {
    box-shadow: var(--blog-shadow);
}

.blog-faq-question {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    padding: 20px 25px;
    margin: 0;
    color: var(--blog-text);
    font-size: 17px;
    font-weight: 600;
    border-left: 4px solid var(--blog-primary);
    cursor: pointer;
    transition: var(--blog-transition);
}

.blog-faq-question:hover {
    background: #f0f8ff;
}

/* Variante roja para errores */
.blog-faq-question.error {
    background: linear-gradient(135deg, #ffebee 0%, #fff 100%);
    border-left-color: var(--blog-danger);
}
.blog-faq-question.error:hover { background: #ffebee; }

/* Variante verde para tips */
.blog-faq-question.success {
    background: linear-gradient(135deg, #e8f8f5 0%, #fff 100%);
    border-left-color: var(--blog-success);
}
.blog-faq-question.success:hover { background: #e8f8f5; }

/* Variante amarilla para advertencias */
.blog-faq-question.warning {
    background: linear-gradient(135deg, #fff8e1 0%, #fff 100%);
    border-left-color: var(--blog-warning);
}
.blog-faq-question.warning:hover { background: #fff8e1; }

.blog-faq-answer {
    padding: 25px;
    line-height: 1.7;
    border-top: 1px solid var(--blog-border);
}

.blog-faq-answer ul,
.blog-faq-answer ol {
    margin: 15px 0;
    padding-left: 25px;
}

.blog-faq-answer p {
    margin: 15px 0;
}

/* Cajas destacadas dentro de respuestas */
.blog-highlight-box {
    background: #f5f5f5;
    padding: 18px;
    border-radius: var(--blog-radius-sm);
    margin: 15px 0;
}

.blog-highlight-box.formula {
    background: #fffef2;
    border-left: 4px solid var(--blog-warning);
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
}

.blog-highlight-box.error {
    background: #ffebee;
    border-left: 4px solid var(--blog-danger);
}

/* ===== BOTONES COMPARTIR ===== */
.blog-share-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 40px 0;
    padding: 25px;
    background: var(--blog-bg-light);
    border-radius: var(--blog-radius);
}

.blog-share-buttons span {
    display: flex;
    align-items: center;
    color: var(--blog-text-muted);
    font-weight: 600;
    margin-right: 10px;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: var(--blog-transition);
    border: none;
    cursor: pointer;
}

.share-btn.twitter {
    background: #1da1f2;
    color: white;
}
.share-btn.twitter:hover {
    background: #0c85d0;
    transform: translateY(-2px);
}

.share-btn.linkedin {
    background: #0077b5;
    color: white;
}
.share-btn.linkedin:hover {
    background: #005885;
    transform: translateY(-2px);
}

.share-btn.whatsapp {
    background: #25d366;
    color: white;
}
.share-btn.whatsapp:hover {
    background: #1da851;
    transform: translateY(-2px);
}

.share-btn.copy {
    background: var(--blog-text);
    color: white;
}
.share-btn.copy:hover {
    background: #1a252f;
    transform: translateY(-2px);
}

/* ===== NAVEGACIÓN ENTRE ARTICULOS ===== */
.blog-nav-articles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 50px 0;
    padding: 30px 0;
    border-top: 2px solid var(--blog-border);
}

.blog-nav-prev,
.blog-nav-next {
    background: white;
    padding: 25px;
    border-radius: var(--blog-radius);
    text-decoration: none;
    border: 1px solid var(--blog-border);
    transition: var(--blog-transition);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.blog-nav-prev:hover,
.blog-nav-next:hover {
    border-color: var(--blog-primary);
    box-shadow: var(--blog-shadow);
    transform: translateY(-3px);
}

.blog-nav-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--blog-text-muted);
    font-weight: 600;
}

.blog-nav-title {
    font-size: 16px;
    color: var(--blog-text);
    font-weight: 600;
    line-height: 1.4;
}

.blog-nav-next {
    text-align: right;
}

/* ===== FOOTER Y ARTÍCULOS RELACIONADOS ===== */

.blog-footer {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 2px solid var(--blog-border);
}

.related-articles {
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    padding: 35px;
    border-radius: var(--blog-radius);
    border: 1px solid var(--blog-border);
}

.related-articles h3 {
    color: var(--blog-text);
    font-size: 24px;
    margin: 0 0 10px 0;
}

.related-articles > p {
    color: var(--blog-text-muted);
    margin-bottom: 25px;
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.related-article-card {
    background: white;
    padding: 22px;
    border-left: 4px solid var(--blog-primary);
    text-decoration: none;
    border-radius: var(--blog-radius-sm);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: var(--blog-transition);
    display: block;
}

.related-article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--blog-shadow-hover);
}

.related-article-card.error { border-left-color: var(--blog-danger); }
.related-article-card.success { border-left-color: var(--blog-success); }
.related-article-card.info { border-left-color: var(--blog-primary); }
.related-article-card.warning { border-left-color: var(--blog-warning); }

.related-article-card h4 {
    margin: 0 0 10px 0;
    font-size: 16px;
    line-height: 1.4;
}

.related-article-card.error h4 { color: var(--blog-danger); }
.related-article-card.success h4 { color: var(--blog-success); }
.related-article-card.info h4 { color: var(--blog-primary); }
.related-article-card.warning h4 { color: var(--blog-warning); }

.related-article-card p {
    color: var(--blog-text-muted);
    font-size: 14px;
    margin: 0;
    line-height: 1.5;
}

/* ===== AUTOR BOX ===== */
.blog-author-box {
    display: flex;
    gap: 25px;
    align-items: center;
    background: var(--blog-bg-light);
    padding: 30px;
    border-radius: var(--blog-radius);
    margin: 40px 0;
    border: 1px solid var(--blog-border);
}

.blog-author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    font-weight: 700;
    flex-shrink: 0;
}

.blog-author-info h4 {
    margin: 0 0 5px 0;
    color: var(--blog-text);
    font-size: 18px;
}

.blog-author-info p {
    margin: 0;
    color: var(--blog-text-muted);
    font-size: 14px;
    line-height: 1.6;
}

/* ===== LLAMADAS FINALES ===== */

.blog-final-cta {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    color: white;
    padding: 70px 30px;
    text-align: center;
    margin-top: 60px;
    border-radius: var(--blog-radius);
    position: relative;
    overflow: hidden;
}

.blog-final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.blog-final-cta > * {
    position: relative;
    z-index: 1;
}

.blog-final-cta h2 {
    color: white;
    font-size: 34px;
    margin: 0 0 15px;
}

.blog-final-cta p {
    font-size: 19px;
    margin: 20px auto;
    max-width: 600px;
    opacity: 0.95;
}

.blog-final-cta .btn-cta {
    background: white;
    color: var(--blog-primary);
    padding: 18px 50px;
    border-radius: var(--blog-radius-sm);
    text-decoration: none;
    font-weight: 700;
    font-size: 17px;
    display: inline-block;
    transition: var(--blog-transition);
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.blog-final-cta .btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}

.blog-final-cta.success { background: linear-gradient(135deg, var(--blog-success) 0%, var(--blog-success-dark) 100%); }
.blog-final-cta.success .btn-cta { color: var(--blog-success); }

/* ===== CHECKLIST ===== */

.blog-checklist {
    background: linear-gradient(135deg, #e8f8f5 0%, #fff 100%);
    padding: 25px 30px;
    border-radius: var(--blog-radius);
    margin: 35px 0;
    border: 1px solid #d4edda;
}

.blog-checklist h4 {
    margin: 0 0 15px 0;
    color: var(--blog-success);
    font-size: 18px;
}

.blog-checklist ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.blog-checklist li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(39, 174, 96, 0.15);
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.blog-checklist li:last-child {
    border-bottom: none;
}

.blog-checklist li::before {
    content: '✓';
    color: var(--blog-success);
    font-weight: bold;
    background: rgba(39, 174, 96, 0.1);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
}

/* ===== BREADCRUMB MEJORADO ===== */

.breadcrumb-nav {
    background: var(--blog-bg-light);
    border-bottom: 1px solid var(--blog-border);
}

.breadcrumb-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 15px 24px;
}

.breadcrumb-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.breadcrumb-link {
    color: var(--blog-text-muted);
    text-decoration: none;
    transition: var(--blog-transition);
}

.breadcrumb-link:hover {
    color: var(--blog-primary);
}

.breadcrumb-separator {
    color: #bdc3c7;
}

.breadcrumb-current {
    color: var(--blog-text);
    font-weight: 500;
}

/* ===== CTA AZUL GRADIENTE (INDEX) ===== */

.cta-blue-gradient {
    background: linear-gradient(135deg, var(--blog-primary) 0%, var(--blog-primary-dark) 100%);
    color: white;
    padding: 50px 30px;
    border-radius: var(--blog-radius);
    text-align: center;
    margin: 50px 0;
    box-shadow: 0 8px 30px rgba(52, 152, 219, 0.25);
}

.cta-blue-title {
    font-size: 28px;
    margin: 0 0 10px 0;
}

.cta-blue-text {
    font-size: 17px;
    opacity: 0.95;
    margin-bottom: 25px;
}

.cta-blue-features {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-blue-button {
    background: white;
    color: var(--blog-primary);
    padding: 12px 28px;
    border-radius: var(--blog-radius-sm);
    text-decoration: none;
    font-weight: 600;
    transition: var(--blog-transition);
}

.cta-blue-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

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

@media (max-width: 768px) {
    .blog-hero {
        padding: 60px 20px;
    }
    
    .blog-hero h1 {
        font-size: 32px;
    }
    
    .blog-hero-subtitle {
        font-size: 17px;
    }
    
    .blog-hero-meta {
        gap: 15px;
    }
    
    .blog-container {
        padding: 40px 20px;
    }
    
    .blog-content h2 {
        font-size: 26px;
    }
    
    .blog-content h3 {
        font-size: 20px;
    }
    
    .blog-cta-primary,
    .blog-cta-featured {
        padding: 25px 20px;
    }
    
    .blog-cta-featured h3 {
        font-size: 22px;
    }
    
    .blog-faq-question {
        font-size: 15px;
        padding: 18px 20px;
    }
    
    .related-articles-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-toc ol {
        font-size: 15px;
    }
    
    .blog-nav-articles {
        grid-template-columns: 1fr;
    }
    
    .blog-share-buttons {
        padding: 20px 15px;
    }
    
    .share-btn {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .blog-author-box {
        flex-direction: column;
        text-align: center;
    }
    
    .blog-table {
        font-size: 14px;
    }
    
    .blog-table th, .blog-table td {
        padding: 10px;
    }
    
    .cta-blue-gradient {
        padding: 35px 20px;
    }
    
    .cta-blue-title {
        font-size: 24px;
    }
    
    .cta-blue-features {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .blog-hero h1 {
        font-size: 28px;
    }
    
    .blog-final-cta h2 {
        font-size: 26px;
    }
    
    .blog-final-cta p {
        font-size: 16px;
    }
}