/* Responsive CSS - Media Queries */

/* Mobile First Approach */

/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* Hero section responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr !important;
        text-align: center;
        min-height: auto !important;
        padding: 2rem 0;
    }
    
    .hero-content > div:first-child {
        order: 2;
    }
    
    .hero-content > div:last-child {
        order: 1;
        margin-bottom: 2rem;
    }
    
    .hero-title {
        font-size: 2rem !important;
    }
    
    .hero-subtitle {
        font-size: 1rem !important;
    }
    
    .hero-cta {
        justify-content: center;
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

/* Medium devices (tablets, 768px and up) */
@media (max-width: 768px) {
    /* Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--background);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        transition: left 0.3s ease;
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md) 0;
        font-size: 1.125rem;
    }
    
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    /* Sections */
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    /* Hero CTA */
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    /* Testimonials Grid */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    /* Modal */
    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
    }
    
    /* Product Grid */
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-card {
        margin-bottom: var(--spacing-lg);
    }
    
    /* Screenshot Gallery */
    .screenshot-gallery {
        grid-template-columns: 1fr !important;
    }
    
    /* Payment Methods */
    .payment-methods {
        grid-template-columns: 1fr !important;
    }
}

/* Large devices (desktops, 1024px and up) */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-2xl);
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Extra large devices (large desktops, 1440px and up) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .mobile-menu-toggle {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Optimize for retina displays */
    img {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Dark Mode Support (Future) */
@media (prefers-color-scheme: dark) {
    /* Can be implemented later if needed */
}