/* 
 * Accessibility Styles for Decision Detox Website
 * Enhances accessibility features across the site
 */

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background-color: var(--primary-color);
    color: white;
    padding: 8px 16px;
    z-index: 1000;
    transition: top 0.3s;
    text-decoration: none;
    font-weight: 500;
    border-radius: 0 0 4px 0;
}

.skip-to-content:focus {
    top: 0;
}

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles */
:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (forced-colors: active) {
    .btn, 
    .feature-card,
    .form-container,
    .alert {
        border: 1px solid;
    }
    
    a:focus,
    button:focus,
    input:focus,
    select:focus,
    textarea:focus {
        outline: 2px solid;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .feature-card:hover {
        transform: none;
    }
}

/* Form accessibility */
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input[aria-invalid="true"],
.form-group textarea[aria-invalid="true"],
.form-group select[aria-invalid="true"] {
    border-color: var(--error-color);
}

.error-message {
    color: var(--error-color);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* ARIA live regions */
[aria-live] {
    min-height: 1.25rem;
}

/* Keyboard focus indicator */
.keyboard-focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Improved link underlines for better readability */
.content-section a:not(.btn):not(.feature-link) {
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

.content-section a:not(.btn):not(.feature-link):hover {
    text-decoration-thickness: 2px;
}

/* Improved color contrast */
.text-light {
    color: #5a6268; /* Darker than original for better contrast */
}

/* Improved focus for interactive elements */
button:focus-visible,
[role="button"]:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}