/* Responsive Design System */
@media (max-width: 1200px) {
    :root {
        --container-width: min(100% - 2rem, 1000px);
    }
}

@media (max-width: 960px) {
    :root {
        --container-width: min(100% - 1.5rem, 800px);
    }
    
    .app-meta {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --space-xl: clamp(1.5rem, 4vw, 2rem);
        --font-xl: clamp(1.25rem, 4vw, 1.5rem);
    }

    .mobile-header {
        min-height: 25vh;
    }

    .app-meta {
        grid-template-columns: repeat(2, 1fr);
    }

    .install-steps {
        gap: var(--space-md);
    }
}

@media (max-width: 480px) {
    :root {
        --space-md: clamp(0.75rem, 2vw, 1rem);
        --space-lg: clamp(1rem, 3vw, 1.5rem);
    }

    .mobile-header {
        min-height: 20vh;
    }

    .app-meta {
        grid-template-columns: 1fr;
    }

    .step {
        padding: var(--space-md);
    }

    .step-icon {
        width: min(50px, 15vw);
        height: min(50px, 15vw);
        font-size: var(--font-lg);
    }

    .download-link {
        width: 100%;
        padding: var(--space-md) var(--space-lg);
    }
}

/* Portrait-specific adjustments */
@media screen and (max-width: 480px) and (orientation: portrait) {
    .app-screenshots {
        margin: var(--space-sm) auto;
    }

    .phone-frame {
        max-width: 70vw;
    }
}

/* Landscape-specific adjustments */
@media screen and (max-width: 896px) and (orientation: landscape) {
    .mobile-header {
        min-height: 60vh;
    }

    .app-screenshots {
        max-width: 50vh;
    }
}

/* Support for larger screens */
@media (min-width: 1400px) {
    :root {
        --space-xl: clamp(2.5rem, 5vw, 4rem);
        --font-xl: clamp(1.75rem, 4vw, 2.5rem);
    }
}

/* High-DPI screens */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    * {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

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