/*
 * Estilos para páginas de artículos - Sistema escalable
 * Claudia Montesino - Psicóloga en Badalona
 */

/* ========================================
   ARTICLE LAYOUT
   ======================================== */
.article-page {
    background: var(--gray-50);
    min-height: 100vh;
}

.article-header {
    background: linear-gradient(135deg, #f8fbfd 0%, #e8f4f8 100%);
    padding: var(--space-8) 0 var(--space-6);
    position: relative;
    overflow: hidden;
}

.article-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(134, 197, 168, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
}

/* ========================================
   BREADCRUMBS MODERNOS
   ======================================== */
.breadcrumb-custom {
    background: transparent;
    padding: 0;
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.breadcrumb-custom-item {
    color: var(--gray-600);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.breadcrumb-custom-item:hover {
    color: var(--primary);
}

.breadcrumb-custom-item.active {
    color: var(--gray-800);
    font-weight: 600;
}

.breadcrumb-separator {
    color: var(--gray-400);
    font-size: 0.7rem;
}

/* ========================================
   ARTICLE HERO
   ======================================== */
.article-hero {
    position: relative;
    z-index: 1;
}

.article-category {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(232, 141, 122, 0.12) 0%, rgba(232, 141, 122, 0.08) 100%);
    border: 1.5px solid var(--accent);
    color: var(--accent-dark);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: var(--space-3);
}

.article-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
}

.article-excerpt {
    font-size: var(--text-xl);
    line-height: 1.6;
    color: var(--gray-700);
    max-width: 800px;
    margin-bottom: var(--space-4);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
    color: var(--gray-600);
    font-size: var(--text-sm);
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-meta-item i {
    color: var(--primary);
}

/* ========================================
   ARTICLE CONTENT (Main Column)
   ======================================== */
.article-content {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-4);
}

.article-section {
    margin-bottom: var(--space-6);
}

.article-section:last-child {
    margin-bottom: 0;
}

.article-section-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.article-section-title i {
    color: var(--primary);
    font-size: 0.9em;
}

.article-section-subtitle {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--space-3);
    margin-top: var(--space-5);
}

/* ========================================
   ALERT / INTRO BOX
   ======================================== */
.article-alert {
    background: linear-gradient(135deg, rgba(74, 144, 164, 0.08) 0%, rgba(134, 197, 168, 0.08) 100%);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-bottom: var(--space-5);
    box-shadow: 0 2px 8px rgba(74, 144, 164, 0.08);
}

.article-alert-title {
    font-weight: 700;
    color: var(--primary-dark);
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.article-alert-body {
    color: var(--gray-700);
    line-height: 1.7;
    font-size: var(--text-base);
}

/* ========================================
   CARDS SYSTEM (Symptoms, Techniques, etc.)
   ======================================== */
.article-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.article-card {
    background: white;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.article-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.article-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.article-card:hover::before {
    transform: scaleX(1);
}

.article-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-3);
}

/* Color variants */
.article-card-icon.primary { background: var(--primary-lighter); color: var(--primary); }
.article-card-icon.secondary { background: var(--secondary-light); color: var(--secondary-dark); }
.article-card-icon.accent { background: rgba(232, 141, 122, 0.15); color: var(--accent-dark); }
.article-card-icon.success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.article-card-icon.warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }

.article-card-title {
    font-weight: 700;
    font-size: var(--text-lg);
    color: var(--gray-900);
    margin-bottom: var(--space-2);
    line-height: 1.3;
}

.article-card-description {
    color: var(--gray-700);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Card con badge (para síntomas críticos, etc.) */
.article-card-badge {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    background: var(--accent);
    color: white;
    font-size: var(--text-xs);
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========================================
   ACCORDION (Therapy phases, FAQs)
   ======================================== */
.article-accordion {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.article-accordion-item {
    border-bottom: 1px solid var(--gray-200);
}

.article-accordion-item:last-child {
    border-bottom: none;
}

.article-accordion-header {
    background: white;
    padding: var(--space-4);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
}

.article-accordion-header:hover {
    background: var(--gray-50);
}

.article-accordion-header.active {
    background: var(--primary-lighter);
}

.article-accordion-title {
    font-weight: 700;
    font-size: var(--text-lg);
    color: var(--gray-900);
    margin: 0;
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.article-accordion-title i {
    color: var(--primary);
    font-size: 1.2rem;
}

.article-accordion-icon {
    color: var(--primary);
    font-size: 1.2rem;
    transition: transform var(--transition-base);
}

.article-accordion-header.active .article-accordion-icon {
    transform: rotate(180deg);
}

.article-accordion-body {
    padding: var(--space-4);
    background: var(--gray-50);
    display: none;
}

.article-accordion-body.active {
    display: block;
}

.article-accordion-body p:last-child {
    margin-bottom: 0;
}

/* ========================================
   PROGRESS BARS (Techniques effectiveness)
   ======================================== */
.technique-progress {
    margin-top: var(--space-3);
}

.technique-progress-label {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.technique-progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.technique-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: var(--radius-full);
    transition: width 1s ease-out;
}

/* ========================================
   SIDEBAR COMPONENTS
   ======================================== */
.article-sidebar {
    position: sticky;
    top: var(--space-4);
}

/* Author Card */
.author-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-200);
}

.author-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.author-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-lighter);
    box-shadow: 0 4px 12px rgba(74, 144, 164, 0.2);
}

.author-info h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 0.25rem 0;
}

.author-role {
    color: var(--gray-600);
    font-size: var(--text-sm);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.author-bio {
    color: var(--gray-700);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: var(--space-3);
}

.author-credentials {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--space-3);
}

.credential-badge {
    background: var(--primary-lighter);
    color: var(--primary-dark);
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.credential-badge i {
    font-size: 0.85em;
}

/* Contact Buttons */
.author-contact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: var(--text-sm);
    text-decoration: none;
    transition: all var(--transition-base);
}

.contact-btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(74, 144, 164, 0.25);
}

.contact-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 164, 0.35);
    color: white;
}

.contact-btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.contact-btn-secondary:hover {
    background: var(--primary-lighter);
    transform: translateY(-2px);
}

/* Related Articles Card */
.related-articles-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-200);
}

.related-articles-title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.related-articles-title i {
    color: var(--primary);
}

.related-article-item {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    text-decoration: none;
    transition: all var(--transition-fast);
    margin-bottom: var(--space-2);
}

.related-article-item:last-child {
    margin-bottom: 0;
}

.related-article-item:hover {
    background: var(--gray-50);
    transform: translateX(4px);
}

.related-article-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: var(--radius);
    background: var(--primary-lighter);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
}

.related-article-content {
    flex: 1;
}

.related-article-title {
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--gray-900);
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.related-article-excerpt {
    font-size: var(--text-xs);
    color: var(--gray-600);
    line-height: 1.4;
    margin: 0;
}

/* ========================================
   CTA SECTIONS
   ======================================== */
.article-cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    text-align: center;
    margin-bottom: var(--space-5);
    box-shadow: 0 8px 24px rgba(74, 144, 164, 0.25);
    position: relative;
    overflow: hidden;
}

.article-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.article-cta-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-3);
    font-size: 1.75rem;
    color: white;
}

.article-cta-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: white;
    margin-bottom: var(--space-2);
}

.article-cta-text {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.article-cta-buttons {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta-white {
    background: white;
    color: var(--primary);
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all var(--transition-base);
}

.btn-cta-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
    color: var(--primary-dark);
}

.btn-cta-outline {
    background: transparent;
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid white;
    transition: all var(--transition-base);
}

.btn-cta-outline:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-2px);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 991.98px) {
    .article-header {
        padding: var(--space-6) 0 var(--space-4);
    }
    
    .article-title {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
    
    .article-content {
        padding: var(--space-4);
    }
    
    .article-sidebar {
        position: static;
        margin-top: var(--space-4);
    }
    
    .article-card-grid {
        grid-template-columns: 1fr;
    }
    
    .article-cta-buttons {
        flex-direction: column;
    }
    
    .btn-cta-white,
    .btn-cta-outline {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 575.98px) {
    .article-content {
        padding: var(--space-3);
    }
    
    .author-card {
        padding: var(--space-3);
    }
    
    .related-articles-card {
        padding: var(--space-3);
    }
}