/* Accessibility CSS - WCAG 2.1 AA Compliance */
/* Version 1.0 - Comprehensive accessibility enhancements */

/* Skip Navigation Links */
.skip-nav {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #1B365D;
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 10000;
    transition: top 0.3s ease;
    font-weight: 600;
}

.skip-nav:focus {
    top: 6px;
}

/* Focus Indicators - WCAG 2.1 AA compliant */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid #1B365D;
    outline-offset: 2px;
}

/* High contrast focus for CTA elements */
.ffm-cta-btn:focus,
.ffm-mobile-toggle:focus,
.btn-primary:focus {
    outline: 3px solid #ffffff;
    outline-offset: 2px;
    box-shadow: 0 0 0 5px #1B365D;
}

/* FAQ and expandable content focus */
button[aria-expanded]:focus {
    outline: 2px solid #1B365D;
    outline-offset: -2px;
    background-color: #f0f7ff;
}

/* Navigation focus styles */
.ffm-nav-link:focus {
    outline: 2px solid #1B365D;
    outline-offset: 2px;
    background-color: rgba(23, 102, 191, 0.1);
    border-radius: 4px;
}

/* Form focus styles */
input:focus,
select:focus,
textarea:focus {
    border-color: #1B365D;
    box-shadow: 0 0 0 3px rgba(23, 102, 191, 0.2);
}

/* Remove focus outline for mouse users but keep for keyboard */
.js-focus-visible button:not(.focus-visible),
.js-focus-visible input:not(.focus-visible),
.js-focus-visible select:not(.focus-visible),
.js-focus-visible textarea:not(.focus-visible),
.js-focus-visible a:not(.focus-visible) {
    outline: none;
}

/* Touch Targets - Minimum 44x44px */
button, 
input[type="submit"],
input[type="button"],
.btn,
.ffm-cta-btn {
    min-height: 44px;
    min-width: 44px;
}

/* Ensure dropdowns and navigation items meet touch target size */
.ffm-dropdown-menu a {
    min-height: 44px;
    display: flex;
    align-items: center;
}

/* Screen Reader Only Content */
.sr-only,
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    button,
    input,
    select,
    textarea {
        border: 2px solid;
    }
    
    .ffm-cta-btn,
    .btn-primary {
        border: 2px solid white;
    }
}

/* Reduced Motion Preferences */
@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;
    }
    
    .skip-nav {
        transition: none;
    }
}

/* Color Blindness - Ensure sufficient contrast */
.error-message {
    color: #d32f2f;
    font-weight: 600;
}

.success-message {
    color: #2e7d32;
    font-weight: 600;
}

.warning-message {
    color: #f57c00;
    font-weight: 600;
}

/* Form Error States */
input:invalid,
select:invalid,
textarea:invalid {
    border-color: #d32f2f;
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.2);
}

.form-error {
    color: #d32f2f;
    font-size: 14px;
    margin-top: 4px;
    font-weight: 500;
}

/* Required Field Indicators */
.required {
    color: #d32f2f;
    font-weight: bold;
    margin-left: 4px;
}

/* Loading States */
[aria-busy="true"] {
    cursor: wait;
    opacity: 0.7;
}

/* Disabled States */
button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* Print Styles */
@media print {
    .skip-nav,
    .ffm-trust-bar,
    .ffm-mobile-toggle,
    button[aria-expanded] {
        display: none !important;
    }
    
    /* Ensure text is readable when printed */
    * {
        color: black !important;
        background: white !important;
    }
    
    a[href^="tel:"] {
        text-decoration: underline;
    }
}

/* Mobile Accessibility Enhancements */
@media (max-width: 768px) {
    /* Increase touch targets on mobile */
    button,
    a,
    input,
    select {
        min-height: 48px;
        min-width: 48px;
    }
    
    /* Ensure dropdown menus are accessible on mobile */
    .ffm-dropdown-menu a {
        min-height: 48px;
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    /* Mobile form improvements */
    input,
    select,
    textarea {
        font-size: 16px; /* Prevent zoom on iOS */
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .skip-nav:focus {
        background: #ffffff;
        color: #1B365D;
    }
    
    button:focus,
    input:focus,
    select:focus,
    textarea:focus,
    a:focus {
        outline-color: #ffffff;
    }
}

/* Animation Respect User Preferences */
@media (prefers-reduced-motion: no-preference) {
    .skip-nav {
        transition: top 0.3s ease;
    }
    
    .ffm-dropdown-menu {
        transition: opacity 0.2s ease;
    }
}

/* Language Direction Support */
[dir="rtl"] .skip-nav {
    left: auto;
    right: 6px;
}

/* Hover States - Only for non-touch devices */
@media (hover: hover) and (pointer: fine) {
    button:hover,
    a:hover {
        opacity: 0.8;
    }
}