/**
 * Accessibility Styles for Wordiva Theme
 * 
 * @package Wordiva_Theme
 * @since 1.0.0
 */

/* ==========================================================================
   Enhanced Focus Indicators
   ========================================================================== */

.focused, *:focus-visible {
    outline: 3px solid var(--wordiva-electric-blue) !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 1px var(--wordiva-white), 0 0 0 4px var(--wordiva-electric-blue);
}

*:focus:not(:focus-visible) {
    outline: none;
}

/* ==========================================================================
   Enhanced Interactive Elements
   ========================================================================== */

button, .button, .btn, input[type="submit"], input[type="button"] {
    min-height: 44px;
    min-width: 44px;
}

button:disabled, .button:disabled, .btn:disabled, input[type="submit"]:disabled, input[type="button"]:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ==========================================================================
   Enhanced Form Accessibility
   ========================================================================== */

input, textarea, select {
    font-size: 16px;
    min-height: 44px;
}

input[aria-invalid="true"], textarea[aria-invalid="true"], select[aria-invalid="true"], 
input.error, textarea.error, select.error {
    border-color: #dc3545;
    background-color: #fff5f5;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}

.required::after {
    content: " *";
    color: #dc3545;
    font-weight: bold;
}

/* ==========================================================================
   Enhanced Navigation Accessibility
   ========================================================================== */

.main-navigation a[aria-current="page"] {
    background-color: rgba(255, 255, 255, 0.2);
    font-weight: 700;
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 2px solid var(--wordiva-white);
    color: var(--wordiva-white);
    padding: 8px;
    border-radius: 4px;
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
}

.mobile-menu-toggle:focus {
    outline: 2px solid var(--wordiva-golden-yellow);
    outline-offset: 2px;
}

.hamburger-line {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--wordiva-white);
    margin: 3px 0;
    transition: 0.3s;
}

/* ==========================================================================
   Enhanced Search Accessibility
   ========================================================================== */

.search-field.error {
    border-color: #dc3545;
    background-color: #fff5f5;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}

.search-submit[aria-busy="true"] {
    opacity: 0.7;
    cursor: wait;
}

/* ==========================================================================
   Error and Success States
   ========================================================================== */

.error-message {
    color: #dc3545;
    font-weight: 600;
    margin-top: 4px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.error-message::before {
    content: "⚠";
    font-size: 16px;
    flex-shrink: 0;
}

.success-message {
    color: var(--wordiva-golden-yellow);
    font-weight: 600;
    margin-top: 4px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.success-message::before {
    content: "✓";
    font-size: 16px;
    flex-shrink: 0;
    color: var(--wordiva-golden-yellow);
}

/* ==========================================================================
   Loading States
   ========================================================================== */

[aria-busy="true"] {
    cursor: wait;
    opacity: 0.7;
    position: relative;
}

.loading::after {
    content: "";
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid var(--wordiva-electric-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 8px;
    vertical-align: middle;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(47, 128, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--wordiva-electric-blue);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================================================
   Media Query Optimizations
   ========================================================================== */

@media (prefers-contrast: high) {
    a {
        text-decoration-thickness: 2px;
    }

    button, .button, .btn, input[type="submit"], input[type="button"], input, textarea, select {
        border-width: 3px;
    }

    .focused, *:focus-visible {
        outline-width: 4px !important;
        box-shadow: 0 0 0 2px var(--wordiva-white), 0 0 0 6px var(--wordiva-electric-blue);
    }
}

@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;
    }
}

@media (hover: none) and (pointer: coarse) {
    a, button, input, textarea, select {
        min-height: 48px;
        min-width: 48px;
    }

    .main-navigation a {
        padding: 16px 20px;
    }

    .search-field {
        min-height: 48px;
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .primary-menu.open {
        display: block;
    }

    .search-field {
        min-width: 150px;
        font-size: 16px;
    }
}

@media print {
    .skip-links, .mobile-menu-toggle, .featured-navigation {
        display: none !important;
    }

    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
}