/* Skip Link Styles */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: #2563eb;
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
}

/* Screen Reader Only */
.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 #2563eb;
    outline-offset: 2px;
}

button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
    border-radius: 2px;
}

/* High Contrast Focus for Better Visibility */
.focus\:ring-2:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Ensure sufficient color contrast */
.text-gray-700 {
    color: #374151;
}

.text-gray-900 {
    color: #111827;
}

/* Accessible form styles */
input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
    border-color: #dc2626;
    border-width: 2px;
}

/* Loading states for screen readers */
[aria-busy="true"]::before {
    content: "Loading...";
    position: absolute;
    left: -10000px;
}