/* AI Stock Market Blog - Responsive Styles */
/* Mobile-first responsive design */

/* Base mobile styles (default) */

/* Tablet: 768px and up */
@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-xl);
    }
    
    .hero-title {
        font-size: var(--text-4xl);
    }
    
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .themes-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .newsletter-form {
        flex-direction: row;
    }
    
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Desktop: 1024px and up */
@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--text-5xl);
    }
    
    .articles-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .archive-articles {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    .main-nav {
        display: block;
    }
}

/* Mobile: 767px and down */
@media (max-width: 767px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .main-nav {
        display: none;
        width: 100%;
        order: 3;
        margin-top: var(--space-lg);
    }
    
    .main-nav.active {
        display: block;
    }
    
    .main-nav .nav-list {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .hero-title {
        font-size: var(--text-3xl);
    }
    
    .hero-excerpt {
        font-size: var(--text-base);
    }
    
    .hero-meta {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .themes-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .article-header-content {
        padding: 0 var(--space-md);
    }
    
    .article-title {
        font-size: var(--text-3xl);
    }
    
    .article-body {
        font-size: var(--text-base);
        padding: 0 var(--space-md);
    }
    
    .archive-articles {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

/* Small mobile: 480px and down */
@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .logo-text {
        font-size: var(--text-xl);
    }
    
    .hero-title {
        font-size: var(--text-2xl);
    }
    
    .article-title {
        font-size: var(--text-2xl);
    }
    
    .section-title {
        font-size: var(--text-2xl);
    }
    
    .article-meta-large {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .pagination {
        flex-wrap: wrap;
    }
}

/* Print styles */
@media print {
    .site-header,
    .newsletter-cta,
    .site-footer,
    .mobile-menu-toggle,
    .search-toggle {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .article-body {
        font-size: 12pt;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
    
    .article-card {
        break-inside: avoid;
        border: 1px solid #ccc;
    }
}