@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
        padding: 0 40px;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .section-title {
        font-size: 3rem;
    }
}

@media (max-width: 1199.98px) {
    .articles-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 24px;
    }
}

@media (max-width: 991.98px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .articles,
    .about,
    .newsletter {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .about-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 32px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 767.98px) {
    .container {
        padding: 0 20px;
    }
    
    .nav {
        height: 64px;
    }
    
    .hero {
        padding: 100px 0 50px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .articles,
    .about,
    .newsletter {
        padding: 50px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 1.125rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }
    
    .input-group {
        flex-direction: column;
        gap: 12px;
    }
    
    .newsletter-input {
        padding: 14px 18px;
    }
    
    .footer-simple {
        flex-direction: column;
        gap: 16px;
    }
    
    .footer-links {
        gap: 24px;
    }
}

@media (max-width: 575.98px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
    }
    
    .footer-social {
        gap: 12px;
    }
    
    .social-link {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 374.98px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 1rem;
    }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo,
    .footer-logo {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-card {
        animation: none;
    }
}

@media print {
    .header,
    .mobile-sidebar,
    .mobile-sidebar-overlay,
    .newsletter,
    .footer {
        display: none;
    }
    
    .hero {
        padding: 20px 0;
    }
    
    .articles {
        padding: 20px 0;
    }
    
    .article-card {
        break-inside: avoid;
        margin-bottom: 20px;
    }
}