/**
 * Mizton Blog - Estilos Modernos y Minimalistas
 * Enfoque: Tecnología, limpieza visual, experiencia premium
 */

/* Variables CSS */
:root {
    /* Colores principales */
    --primary-green: #1B4332;
    --secondary-green: #2D5A3D;
    --accent-green: #40916C;
    --bright-green: #52B788;
    --light-green: #74C69D;
    --pale-green: #95D5B2;
    
    /* Colores neutros */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --dark-gray: #343A40;
    --text-dark: #212529;
    --text-medium: #6C757D;
    --text-light: #ADB5BD;
    
    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    
    /* Transiciones */
    --transition-fast: all 0.2s ease;
    --transition-medium: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Bordes */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
}

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

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header y Navegación */
.blog-header {
    background: var(--white);
    border-bottom: 1px solid var(--medium-gray);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.blog-nav {
    padding: var(--spacing-md) 0;
}

.blog-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.nav-brand a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--text-dark);
}

.nav-brand .logo {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
}

.brand-text {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-green);
}

.blog-label {
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--accent-green);
    background: var(--pale-green);
    padding: 2px 8px;
    border-radius: 12px;
    margin-left: var(--spacing-xs);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: var(--font-weight-medium);
    transition: var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--accent-green);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: var(--transition-fast);
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-link {
    background: var(--accent-green);
    color: var(--white) !important;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-semibold);
}

.cta-link:hover {
    background: var(--primary-green);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.blog-hero {
    background: linear-gradient(135deg, var(--light-gray) 0%, rgba(149, 213, 178, 0.1) 100%);
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.title-main {
    display: block;
    color: var(--text-dark);
}

.title-highlight {
    display: block;
    background: linear-gradient(135deg, var(--accent-green), var(--bright-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--accent-green);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-medium);
    font-weight: var(--font-weight-medium);
}

/* Featured Post */
.featured-post {
    padding: var(--spacing-xxl) 0;
}

.featured-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: var(--transition-medium);
}

.featured-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.featured-image {
    position: relative;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.featured-badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--accent-green);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
}

.featured-content {
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.post-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-medium);
}

.category {
    background: var(--pale-green);
    color: var(--primary-green);
    padding: 4px var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    font-weight: var(--font-weight-medium);
}

.featured-title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

.featured-title a {
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.featured-title a:hover {
    color: var(--accent-green);
}

.featured-excerpt {
    font-size: 1.125rem;
    color: var(--text-medium);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--accent-green);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition-fast);
}

.read-more:hover {
    color: var(--primary-green);
    transform: translateX(4px);
}

/* Posts Grid */
.posts-grid {
    padding: var(--spacing-xxl) 0;
    background: var(--light-gray);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-medium);
}

.posts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.post-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-medium);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-image {
    position: relative;
    overflow: hidden;
}

.post-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition-slow);
}

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

.post-category {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    background: var(--accent-green);
    color: var(--white);
    padding: 4px var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
}

.post-content {
    padding: var(--spacing-lg);
}

.post-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    line-height: 1.4;
    margin-bottom: var(--spacing-md);
}

.post-title a {
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.post-title a:hover {
    color: var(--accent-green);
}

.post-excerpt {
    color: var(--text-medium);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.post-footer {
    margin-top: var(--spacing-md);
}

.read-more-link {
    display: inline-block;
    color: var(--accent-green);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.875rem;
    transition: var(--transition-fast);
    margin-bottom: var(--spacing-sm);
}

.read-more-link:hover {
    color: var(--primary-green);
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.tag {
    background: var(--medium-gray);
    color: var(--text-medium);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
}

/* Load More */
.load-more-section {
    text-align: center;
}

.load-more-btn {
    background: var(--accent-green);
    color: var(--white);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.load-more-btn:hover {
    background: var(--primary-green);
    transform: translateY(-2px);
}

/* Newsletter */
.newsletter {
    background: var(--primary-green);
    color: var(--white);
    padding: var(--spacing-xxl) 0;
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.newsletter-text h3 {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.newsletter-text p {
    font-size: 1.125rem;
    opacity: 0.9;
    line-height: 1.6;
}

.newsletter-form form {
    display: flex;
    gap: var(--spacing-md);
}

.newsletter-form input {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    outline: none;
}

.newsletter-form button {
    background: var(--accent-green);
    color: var(--white);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.newsletter-form button:hover {
    background: var(--bright-green);
}

/* Footer */
.blog-footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-logo {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
}

.footer-brand-text {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--bright-green);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Menú móvil activo */
    .nav-links.active {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-medium);
        border-top: 1px solid var(--border-color);
        z-index: 1000;
        animation: slideDown 0.3s ease-out;
    }
    
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .nav-links.active a {
        padding: 8px var(--spacing-md);
        border-bottom: 1px solid var(--border-color);
        text-align: center;
        margin: 0;
    }
    
    .nav-links.active .cta-link {
        background: var(--accent-green);
        color: white;
        border-radius: var(--border-radius);
        border-bottom: none;
        margin-top: var(--spacing-sm);
    }
    
    .nav-links.active a:last-child {
        border-bottom: none;
    }
    
    /* Animación del botón hamburguesa */
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .featured-card {
        grid-template-columns: 1fr;
    }
    
    .featured-image img {
        height: 250px;
    }
    
    .posts-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .newsletter-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .newsletter-form form {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .featured-title {
        font-size: 1.5rem;
    }
    
    .posts-container {
        grid-template-columns: 1fr;
    }
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Utilidades */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }