/* =====================================================
   FAVICON & BRANDING STYLES - MINIMAL & SAFE
   ===================================================== */

/* Theme Color Support - Brand Color */
:root {
    /* Primary brand color - Cyan/Teal (matches dashboard filters) */
    --theme-color: #0891b2;
    --theme-color-light: #06b6d4;
    --theme-color-dark: #0c7490;
    
    /* Complementary colors */
    --accent-color: #0891b2;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
}

/* =====================================================
   DARK MODE SUPPORT
   ===================================================== */

@media (prefers-color-scheme: dark) {
    :root {
        /* Lighter version for dark mode */
        --theme-color: #06b6d4;
        --text-primary: #f3f4f6;
        --text-secondary: #d1d5db;
    }
}

/* =====================================================
   FAVICON RENDERING OPTIMIZATION
   ===================================================== */

/* Only affect favicon link elements specifically - minimal interference */
link[rel="shortcut icon"],
link[rel="icon"][type="image/png"],
link[rel="apple-touch-icon"] {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    /* Do NOT modify display, position, or layout */
}

/* =====================================================
   ACCESSIBILITY SUPPORT
   ===================================================== */

/* Respect user's motion preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: more) {
    :root {
        --theme-color: #0052cc;
    }
}

/* =====================================================
   PRINT STYLES
   ===================================================== */

@media print {
    link[rel="icon"],
    link[rel="shortcut icon"],
    link[rel="apple-touch-icon"],
    meta[name="theme-color"] {
        display: none !important;
    }
}

/* =====================================================
   PERFORMANCE & OPTIMIZATION
   ===================================================== */

/* Optimize favicon rendering performance */
@media (prefers-reduced-data: reduce) {
    /* Minimal rendering for slow connections */
    link[rel="icon"],
    link[rel="shortcut icon"],
    link[rel="apple-touch-icon"] {
        opacity: 1;
    }
}

/* Hardware acceleration hint (safe) */
html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}