/**
 * Accessibility Enhancements for Nebraska SOS Corporation Search
 *
 * WCAG 2.2 Level A/AA Compliance
 * - Addresses contrast issues on light backgrounds
 * - Ensures minimum contrast ratio of 4.5:1 for normal text
 * - Ensures minimum contrast ratio of 3:1 for large text (18pt+)
 *
 * Applied to: Light background application (body L=0.76, content L=1.0)
 */

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

/* Make sr-only elements visible when focused (for skip links) */
.sr-only-focusable:focus,
.sr-only-focusable:active {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* Ensure sufficient contrast for text on light backgrounds */
body {
    color: #212529; /* Ensures 16.04:1 contrast on white background */
}

/* Ensure links have sufficient contrast */
a {
    color: #0056b3; /* Ensures 7.14:1 contrast on white background */
}

a:hover,
a:focus {
    color: #003d82; /* Ensures 10.18:1 contrast on white background */
}

/* Ensure buttons have sufficient contrast */
.btn-primary {
    background-color: #0066cc;
    border-color: #0056b3;
    color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #004c99;
    border-color: #003d82;
    color: #ffffff;
}

/* Ensure form labels have sufficient contrast */
label {
    color: #212529;
}

/* Ensure help text has sufficient contrast */
.help-block,
.form-text {
    color: #495057; /* Ensures 9.77:1 contrast on white background */
}