/* Responsive and Media Queries */

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
    #desktop-icons {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        max-width: 140px;
        width: 140px;
        padding: var(--spacing-md);
        --icon-min-width: 120px;
        --icon-gap: var(--spacing-lg);
    }
    
    .desktop-icon {
        width: 120px;
        height: 120px;
        padding: var(--spacing-md);
    }
    
    .desktop-icon .icon {
        font-size: var(--text-2xl);
        margin-bottom: var(--spacing-sm);
    }
    
    .desktop-icon .label {
        font-size: var(--text-xs);
    }
}

/* Tablet and Small Desktop (769px to 1199px) */
@media (min-width: 769px) and (max-width: 1199px) {
    #desktop-icons {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: 120px;
        width: 120px;
        padding: var(--spacing-sm);
        --icon-min-width: 100px;
        --icon-gap: var(--spacing-md);
    }
    
    .desktop-icon {
        width: 100px;
        height: 100px;
        padding: var(--spacing-sm);
    }
    
    .desktop-icon .icon {
        font-size: var(--text-xl);
        margin-bottom: var(--spacing-xs);
    }
    
    .desktop-icon .label {
        font-size: var(--text-xs);
    }
}

/* Mobile (768px and down) */
@media (max-width: 768px) {
    #desktop-icons {
        top: var(--spacing-md);
        left: var(--spacing-md);
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: 100px;
        width: 100px;
        padding: var(--spacing-sm);
        --icon-min-width: 80px;
        --icon-gap: var(--spacing-md);
    }
    
    .desktop-icon {
        width: 80px;
        height: 80px;
        padding: var(--spacing-sm);
    }
    
    .desktop-icon .icon {
        font-size: var(--text-lg);
        margin-bottom: var(--spacing-xs);
    }
    
    .desktop-icon .label {
        font-size: var(--text-xs);
    }
    
    /* Disable network particles on mobile for performance */
    .network-particles,
    .data-packet {
        display: none !important;
    }
    
    /* Simplify background effects on mobile */
    .desktop::before {
        opacity: 0.3;
        animation: none;
    }
    
    /* App-specific mobile adjustments */
    .codex-window {
        min-width: 100%;
        min-height: 100%;
        max-width: 100%;
        max-height: 100%;
    }
    
    .codex-header {
        flex-direction: column;
        gap: 16px;
        align-items: stretch;
    }
    
    .search-container {
        width: 100%;
    }
    
    .layer-navigation {
        flex-wrap: wrap;
    }
    
    .codex-content {
        padding: 16px;
    }
}

/* Small Mobile (480px and down) */
@media (max-width: 480px) {
    #desktop-icons {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        max-width: 80px;
        width: 80px;
        padding: var(--spacing-xs);
        --icon-min-width: 70px;
        --icon-gap: var(--spacing-sm);
    }
    
    .desktop-icon {
        min-width: 44px;
        min-height: 44px;
        padding: var(--spacing-xs);
        width: 70px;
        height: 70px;
    }
    
    .desktop-icon .icon {
        font-size: var(--text-lg);
        margin-bottom: var(--spacing-xs);
    }
    
    .desktop-icon .label {
        font-size: var(--text-xs);
    }
}

/* Reduced Motion Preferences */
@media (prefers-reduced-motion: reduce) {
    .data-packet,
    .network-particles,
    .particle-container,
    .enhanced-particle {
        animation: none !important;
        transition: none !important;
    }
    
    .desktop::before {
        animation: none !important;
    }
    
    .background-spinner {
        animation: none !important;
    }
    
    .ambient-glow {
        animation: none !important;
    }
    
    /* Disable all animations for users who prefer reduced motion */
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #ffffff;
        --text-color: #ffffff;
        --background-dark: #000000;
        --border-color: #ffffff;
    }
    
    .window {
        border: 2px solid var(--border-color);
    }
    
    .desktop-icon {
        border: 2px solid var(--border-color);
    }
}

/* Dark Mode (already dark, but for consistency) */
@media (prefers-color-scheme: dark) {
    :root {
        /* Colors are already optimized for dark mode */
    }
}

/* Light Mode Override (if needed) */
@media (prefers-color-scheme: light) {
    :root {
        /* Keep dark theme even in light mode preference */
    }
}

/* Print Styles */
@media print {
    .boot-sequence,
    .login-screen,
    .window,
    .desktop-icon,
    .particle-container,
    .audio-controls {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    #desktop {
        opacity: 1 !important;
        visibility: visible !important;
    }
}

/* Landscape Orientation */
@media (orientation: landscape) and (max-height: 500px) {
    #desktop-icons {
        top: var(--spacing-sm);
        left: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .desktop-icon {
        width: 60px;
        height: 60px;
        padding: var(--spacing-xs);
    }
    
    .desktop-icon .icon {
        font-size: var(--text-md);
        margin-bottom: var(--spacing-xs);
    }
    
    .desktop-icon .label {
        font-size: var(--text-xs);
    }
}

/* Portrait Orientation */
@media (orientation: portrait) and (max-width: 768px) {
    #desktop-icons {
        top: var(--spacing-lg);
        left: var(--spacing-lg);
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .desktop-icon .icon svg {
        shape-rendering: geometricPrecision;
    }
    
    .window {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .desktop-icon {
        min-height: 44px;
        min-width: 44px;
    }
    
    .window-control {
        min-height: 44px;
        min-width: 44px;
    }
    
    .login-btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    /* Increase touch targets */
    .nav-btn {
        min-height: 44px;
        padding: 12px 16px;
    }
    
    .search-input {
        min-height: 44px;
    }
}

/* Hover Device Optimizations */
@media (hover: hover) and (pointer: fine) {
    /* Desktop icon hover effects are now handled in _desktop.css to prevent conflicts */
    
    .window-control:hover {
        transform: scale(1.1);
    }
}

/* Focus Styles for Keyboard Navigation */
@media (any-hover: none) {
    .desktop-icon:focus,
    .window-control:focus,
    .login-btn:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }
}