/* Importar estilos base del index.css */
@import url('./index.css');

/* Blog Hero Section */
.blog-hero {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.9), rgba(6, 182, 212, 0.9)), url('/api/placeholder/1920/600') center/cover no-repeat;
    color: white;
    padding: 8rem 0 4rem;
    text-align: center;
    margin-top: 70px;
}

.blog-hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.blog-hero-subtitle {
    font-size: 1.25rem;
    max-width: 48rem;
    margin: 0 auto;
    opacity: 0.9;
    line-height: 1.6;
}

/* Filter Section */
.filter-section {
    background-color: var(--bg-white);
    padding: 2rem 0;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 70px;
    z-index: 50;
}

.filter-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0 1rem; /* Añadir padding horizontal */
}

.filter-btn {
    background-color: var(--bg-light);
    color: var(--text-dark);
    border: 2px solid transparent;
    padding: 0.75rem 1.5rem;
    border-radius: var(--rounded-full);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    white-space: nowrap; /* Evitar que el texto se corte */
    flex-shrink: 0; /* No permitir que se encoja */
}

.filter-btn:hover {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

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

/* Blog Articles Section */
.blog-articles {
    background-color: var(--bg-light);
    padding: 4rem 0;
}

.articles-grid {
    display: grid;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.blog-card {
    background-color: var(--bg-white);
    border-radius: var(--rounded-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 1;
    transform: translateY(0);
}

.blog-card.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    position: absolute;
    left: -9999px;
}

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

.blog-card-header {
    padding: 2rem 2rem 1rem 2rem;
    border-bottom: 1px solid #e2e8f0;
}

.blog-category {
    display: inline-block;
    background-color: var(--primary-light);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: var(--rounded-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.blog-title {
    font-size: 1.75rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-excerpt {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 0;
}

.blog-content {
    padding: 2rem;
}

/* Comprensión Lectora Styles */
.strategy-list {
    margin-bottom: 2rem;
}

.strategy-item {
    background-color: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--rounded);
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--primary);
}

.strategy-item h4 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.strategy-item ul {
    margin-left: 1.5rem;
    margin-top: 0.75rem;
}

.strategy-item li {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.example {
    background-color: var(--primary-light);
    padding: 0.75rem;
    border-radius: var(--rounded-sm);
    margin-top: 0.75rem;
    font-style: italic;
    color: var(--primary-dark);
}

.read-more-btn {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--rounded);
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
    margin-bottom: 1rem;
}

.read-more-btn:hover {
    background-color: var(--primary-dark);
}

.hidden-content {
    display: none;
}

.hidden-content.show {
    display: block;
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hábitos de Estudio Styles */
.intro-text {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.tips-list {
    margin-bottom: 2rem;
}

.tip-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--bg-card);
    border-radius: var(--rounded-lg);
    transition: transform 0.3s ease;
}

.tip-item:hover {
    transform: translateX(5px);
}

.tip-number {
    background-color: var(--primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.tip-content h4 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.tip-content ul {
    margin-left: 1rem;
    margin-top: 0.75rem;
}

.examples {
    margin-top: 1rem;
}

.good-example {
    background-color: #d1fae5;
    color: #065f46;
    padding: 0.75rem;
    border-radius: var(--rounded);
    margin-bottom: 0.5rem;
    border-left: 4px solid #10b981;
}

.bad-example {
    background-color: #fee2e2;
    color: #991b1b;
    padding: 0.75rem;
    border-radius: var(--rounded);
    border-left: 4px solid #ef4444;
}

/* Técnicas de Escritura Styles */
.intro-section {
    background-color: var(--bg-card);
    padding: 1.5rem;
    border-radius: var(--rounded);
    margin-bottom: 2rem;
}

.technique-stages {
    margin-bottom: 2rem;
}

.stage {
    margin-bottom: 3rem;
}

.stage h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--primary);
    padding-bottom: 0.5rem;
}

.stage-desc {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.activity {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    padding: 1rem;
    border-radius: var(--rounded);
    text-align: center;
    font-weight: 500;
    transition: transform 0.3s ease;
}

.activity:hover {
    transform: scale(1.05);
}

.substage {
    margin: 2rem 0;
    padding-left: 1.5rem;
    border-left: 3px solid var(--secondary);
}

.substage h4 {
    color: var(--secondary);
    margin-bottom: 0.75rem;
}

.important-note {
    background-color: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: var(--rounded);
    padding: 1.5rem;
    margin-top: 2rem;
}

.important-note h4 {
    color: #92400e;
    margin-bottom: 0.75rem;
}

/* TDAH Styles */
.definition-box {
    background: linear-gradient(135deg, var(--primary-light), var(--bg-card));
    border: 1px solid var(--primary);
    border-radius: var(--rounded-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.definition-box h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

.definition-box p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-dark);
}

.symptoms-section {
    margin-bottom: 3rem;
}

.symptom-category {
    margin-bottom: 3rem;
    background-color: var(--bg-card);
    border-radius: var(--rounded-lg);
    padding: 2rem;
}

.symptom-category h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.category-desc {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.symptoms-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.symptom {
    background-color: var(--bg-white);
    padding: 1rem;
    border-radius: var(--rounded);
    border-left: 4px solid var(--primary);
    transition: transform 0.2s ease;
}

.symptom:hover {
    transform: translateX(5px);
}

.types-section {
    margin-top: 3rem;
}

.types-section h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.types-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.type-card {
    background-color: var(--bg-card);
    border: 2px solid var(--primary-light);
    border-radius: var(--rounded-lg);
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.type-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.type-card h4 {
    color: var(--primary);
    margin-bottom: 0.75rem;
}

/* Neurotransmisores Styles */
.neurotransmitters {
    display: grid;
    gap: 2rem;
}

.neurotransmitter {
    background-color: var(--bg-card);
    border-radius: var(--rounded-lg);
    padding: 2rem;
    border: 1px solid #e2e8f0;
}

.nt-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.nt-icon {
    font-size: 2rem;
}

.nt-header h3 {
    color: var(--primary);
    margin: 0;
}

.nt-function {
    background-color: var(--primary-light);
    padding: 1rem;
    border-radius: var(--rounded);
    margin-bottom: 1.5rem;
    color: var(--primary-dark);
}

.nt-effects h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.nt-effects ul {
    margin-left: 1.5rem;
}

.nt-effects li {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

/* Desarrollo Infantil Styles */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.benefit-card {
    background-color: var(--bg-card);
    border-radius: var(--rounded-lg);
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.benefit-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.benefit-card h4 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.practical-tip {
    background-color: #e0f2fe;
    border: 1px solid #0ea5e9;
    border-radius: var(--rounded-lg);
    padding: 1.5rem;
    margin-top: 2rem;
}

.practical-tip h4 {
    color: #0c4a6e;
    margin-bottom: 0.75rem;
}

/* Razonamiento Matemático Styles */
.math-concepts {
    margin-bottom: 2rem;
}

.concept-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background-color: var(--bg-card);
    border-radius: var(--rounded-lg);
    border: 1px solid #e2e8f0;
}

.concept-number {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.concept-content h4 {
    color: var(--primary);
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.example-box {
    background-color: var(--primary-light);
    padding: 1rem;
    border-radius: var(--rounded);
    margin-top: 1rem;
    border-left: 4px solid var(--primary);
}

.classification-examples {
    margin-top: 1rem;
}

.class-example {
    background-color: var(--bg-white);
    padding: 0.75rem;
    border-radius: var(--rounded);
    margin-bottom: 0.5rem;
    border-left: 3px solid var(--secondary);
}

.conservation-example {
    background-color: #fef3c7;
    padding: 1rem;
    border-radius: var(--rounded);
    margin: 1rem 0;
    border-left: 4px solid #f59e0b;
}

.pattern-levels {
    background-color: var(--bg-white);
    padding: 1rem;
    border-radius: var(--rounded);
    margin: 1rem 0;
}

.pattern-levels div {
    margin-bottom: 0.5rem;
}

.pattern-tip {
    background-color: #e0f2fe;
    padding: 1rem;
    border-radius: var(--rounded);
    margin-top: 1rem;
    border-left: 4px solid #0ea5e9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .blog-hero {
        padding: 6rem 0 3rem;
    }
    
    .blog-hero-title {
        font-size: 2.25rem;
    }
    
    .blog-hero-subtitle {
        font-size: 1rem;
    }
    
    /* OCULTAR FILTROS EN MÓVIL */
    .filter-section {
        display: none;
    }
    
    .blog-card-header,
    .blog-content {
        padding: 1.5rem;
    }
    
    .blog-title {
        font-size: 1.5rem;
    }
    
    .tip-item,
    .concept-item {
        flex-direction: column;
        text-align: center;
    }
    
    .tip-number,
    .concept-number {
        align-self: center;
    }
    
    .activities-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid,
    .types-grid {
        grid-template-columns: 1fr;
    }
    
    .symptoms-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    /* FILTROS OCULTOS EN MÓVIL */
    .filter-section {
        display: none;
    }
    
    .blog-card-header,
    .blog-content {
        padding: 1rem;
    }
    
    .strategy-item,
    .tip-item,
    .concept-item {
        padding: 1rem;
    }
}