@media (min-width: 1200px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .platforms-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .download-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1199px) and (min-width: 769px) {
    .hero-title {
        font-size: 3.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .platforms-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 16px;
        height: 60px;
    }
    
    .nav-menu {
        display: none !important;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        z-index: 1001;
    }
    
    .nav-menu.active {
        display: flex !important;
    }
    
    .nav-link {
        padding: 12px 20px;
        border-bottom: 1px solid var(--border-color);
        text-align: center;
    }
    
    .nav-toggle {
        display: flex !important;
        flex-direction: column;
        cursor: pointer;
        padding: 8px;
        z-index: 1002;
    }
    
    .language-selector {
        margin-left: auto;
        margin-right: 50px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
        padding: 120px 20px 80px;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .features {
        padding: 80px 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .feature-card {
        padding: 24px;
    }
    
    .platforms {
        padding: 80px 20px;
    }
    
    .platforms-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .download {
        padding: 80px 20px;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .about {
        padding: 80px 20px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .footer {
        padding: 60px 20px 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 12px;
        height: 56px;
    }
    
    .nav-toggle {
        display: flex !important;
        padding: 6px;
    }
    
    .nav-menu {
        top: 56px;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .logo-img {
        width: 32px;
        height: 32px;
    }
    
    .hero-container {
        padding: 100px 16px 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-logo-img {
        width: 60px;
        height: 60px;
    }
    
    .features {
        padding: 60px 16px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .platforms {
        padding: 60px 16px;
    }
    
    .download {
        padding: 60px 16px;
    }
    
    .about {
        padding: 60px 16px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .footer {
        padding: 40px 16px 30px;
    }
    
    .footer-logo-img {
        width: 32px;
        height: 32px;
    }
    
    .footer-logo-text {
        font-size: 1rem;
    }
}

@media (max-width: 320px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
}

@media (max-height: 500px) and (orientation: landscape) {
    .hero-container {
        padding: 80px 20px 40px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
    }
}

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

@media print {
    .navbar,
    .nav-toggle,
    .language-selector,
    .hero-buttons,
    .btn-download {
        display: none !important;
    }
    
    .hero {
        padding-top: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .features-grid,
    .platforms-grid,
    .download-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .footer {
        background: none !important;
        color: black !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .hero-animation,
    .about-animation {
        display: none;
    }
}

@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --text-primary: #000000;
        --text-secondary: #333333;
        --border-color: #000000;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2d2d2d;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --border-color: #404040;
    }
    
    .navbar {
        background: rgba(26, 26, 26, 0.95);
    }
    
    .nav-menu {
        background: rgba(26, 26, 26, 0.98);
    }
}