/* Variables de colores corporativos - MODIFICA AQUÍ TUS COLORES */
:root {
    --blog-primary: #2563eb;        /* Color principal */
    --blog-primary-dark: #1e40af;   /* Color principal oscuro */
    --blog-primary-light: #3b82f6;  /* Color principal claro */
    --blog-secondary: #64748b;      /* Color secundario */
    --blog-accent: #f59e0b;         /* Color de acento */
    --blog-text: #1e293b;           /* Texto principal */
    --blog-text-light: #64748b;     /* Texto secundario */
    --blog-bg: #f8fafc;             /* Fondo principal */
    --blog-bg-card: #ffffff;        /* Fondo de tarjetas */
    --blog-border: #e2e8f0;         /* Color de bordes */
    --blog-success: #10b981;        /* Color éxito */
    --blog-warning: #f59e0b;        /* Color advertencia */
    --blog-error: #ef4444;          /* Color error */
}

/* Reset y estilos base */
.blog-reset {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: var(--blog-text);
    background-color: var(--blog-bg);
    margin: 0;
    padding: 0;
}

/* Container */
.blog-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.blog-header {
    background: var(--blog-bg-card);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding-left: 10px;
    padding-right: 10px;
}

.blog-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.blog-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blog-primary);
    text-decoration: none;
}

.blog-nav-menu {
    display: flex;
    gap: 2rem;
}

.blog-nav-menu a {
    text-decoration: none;
    color: var(--blog-text);
    font-weight: 500;
    transition: color 0.3s ease;
}

.blog-nav-menu a:hover {
    color: var(--blog-primary);
}

.blog-hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.blog-hamburger span {
    width: 25px;
    height: 3px;
    background: var(--blog-text);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.blog-hero {
    background: linear-gradient(135deg, var(--blog-primary), var(--blog-primary-dark));
    color: white;
    padding: 4rem 0;
    text-align: center;
}

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

.blog-main-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

/* Búsqueda */
.blog-search-container {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    background: white;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.blog-search-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    outline: none;
    font-size: 1rem;
}

.blog-search-btn {
    padding: 1rem 1.5rem;
    background: var(--blog-primary);
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
}

.blog-search-btn:hover {
    background: var(--blog-primary-dark);
}

/* Filtros */
.blog-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 3rem 0 2rem;
    flex-wrap: wrap;
}

.blog-filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--blog-border);
    background: var(--blog-bg-card);
    color: var(--blog-text);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

/* Grid de Artículos */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.blog-card {
    background: var(--blog-bg-card);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.blog-card:hover .blog-card-image {
    transform: scale(1.05);
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card-category {
    display: inline-block;
    background: var(--blog-primary-light);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: capitalize;
}

.blog-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--blog-text);
    line-height: 1.4;
}

.blog-card-excerpt {
    color: var(--blog-text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.blog-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--blog-text-light);
}

.blog-card-date {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-card-read-more {
    color: var(--blog-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.blog-card-read-more:hover {
    color: var(--blog-primary-dark);
}

/* Paginación */
.blog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin: 3rem 0;
}

.blog-pagination-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--blog-border);
    background: var(--blog-bg-card);
    color: var(--blog-text);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.blog-pagination-btn:hover:not(:disabled) {
    background: var(--blog-primary);
    color: white;
    border-color: var(--blog-primary);
}

.blog-pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.blog-page-numbers {
    display: flex;
    gap: 0.5rem;
}

.blog-page-number {
    padding: 0.5rem 1rem;
    border: 1px solid var(--blog-border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.blog-page-number.active,
.blog-page-number:hover {
    background: var(--blog-primary);
    color: white;
    border-color: var(--blog-primary);
}

/* Estados */
.blog-loading {
    text-align: center;
    padding: 3rem;
    color: var(--blog-text-light);
}

.blog-loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--blog-border);
    border-top: 4px solid var(--blog-primary);
    border-radius: 50%;
    animation: blog-spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes blog-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.blog-no-results {
    text-align: center;
    padding: 3rem;
    color: var(--blog-text-light);
}

/* Footer */
.blog-footer {
    background: var(--blog-text);
    color: white;
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

.blog-footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.blog-footer-brand h3 {
    color: white;
    margin-bottom: 0.5rem;
}

.blog-footer-links {
    display: flex;
    gap: 1.5rem;
}

.blog-footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.blog-footer-links a:hover {
    color: white;
}

.blog-footer-copy {
    text-align: center;
    color: #94a3b8;
    padding-top: 2rem;
    border-top: 1px solid #334155;
}

/* Responsive */
@media (max-width: 768px) {
    .blog-nav-menu {
        display: none;
    }
    
    .blog-hamburger {
        display: flex;
    }
    
    .blog-main-title {
        font-size: 2rem;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .blog-filters {
        gap: 0.5rem;
    }
    
    .blog-filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .blog-footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .blog-footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .blog-container {
        padding: 0 15px;
    }
    
    .blog-hero {
        padding: 2rem 0;
    }
    
    .blog-main-title {
        font-size: 1.75rem;
    }
    
    .blog-main-subtitle {
        font-size: 1rem;
    }
    
    .blog-card-content {
        padding: 1rem;
    }
    
    .blog-pagination {
        flex-wrap: wrap;
    }
    
    .blog-pagination-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
}

@media (min-width: 1200px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}