/* ============================================
   RESPONSIVE DESIGN - Mobile First
   ============================================ */

/* Base styles are mobile (< 640px) */

/* Small tablets and large phones (640px and up) */
@media (min-width: 640px) {
    :root {
        --space-md: 1.25rem;
        --space-lg: 2rem;
        --space-xl: 2.5rem;
        --space-2xl: 4rem;
    }
    
    .container {
        padding: 0 var(--space-lg);
    }
    
    .logo-text {
        display: inline; /* Show full text on larger screens */
    }
    
    .meme-title {
        font-size: var(--font-size-lg);
    }
}

/* Tablets (768px and up) */
@media (min-width: 768px) {
    :root {
        --header-height: 72px;
        --max-width: 680px;
    }
    
    .logo {
        font-size: var(--font-size-2xl);
    }
    
    .meme-card {
        border-radius: var(--radius-xl);
    }
    
    .meme-card-header,
    .meme-card-footer {
        padding: var(--space-lg);
    }
}

/* Desktops (1024px and up) */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-xl);
    }
    
    /* Smooth scrolling for desktop */
    html {
        scroll-behavior: smooth;
    }
}

/* Large desktops (1280px and up) */
@media (min-width: 1280px) {
    :root {
        --max-width: 720px;
    }
}

/* ============================================
   TOUCH DEVICE OPTIMIZATIONS
   ============================================ */
@media (hover: none) and (pointer: coarse) {
    /* Increase touch targets for mobile */
    .theme-toggle {
        width: 52px;
        height: 52px;
    }
    
    .btn-reload {
        padding: var(--space-lg) var(--space-2xl);
        font-size: var(--font-size-lg);
    }
    
    /* Remove hover effects on touch devices */
    .meme-card:hover {
        transform: none;
        box-shadow: none;
    }
}

/* ============================================
   HIGH DPI SCREENS
   ============================================ */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Sharper borders */
    .header,
    .meme-card,
    .meme-card-header,
    .meme-card-footer {
        border-width: 0.5px;
    }
}

/* ============================================
   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;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .header,
    .theme-toggle,
    .loading-indicator,
    .end-message,
    .footer {
        display: none;
    }
    
    .meme-card {
        page-break-inside: avoid;
    }
}

/* ============================================
   DARK MODE SYSTEM PREFERENCE
   (Can be overridden by user toggle)
   ============================================ */
@media (prefers-color-scheme: light) {
    html:not([data-theme]) {
        /* Apply light theme if no theme is set */
        color-scheme: light;
    }
}

@media (prefers-color-scheme: dark) {
    html:not([data-theme]) {
        /* Apply dark theme if no theme is set */
        color-scheme: dark;
    }
}