/* WCAG 2.1 AA Accessibility Styles */

/* Focus indicators - visible on all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid #38a169;
    outline-offset: 2px;
}

/* Minimum text sizes */
body {
    font-size: 16px; /* minimum base */
    line-height: 1.5;
}

/* Ensure links are distinguishable */
a:not(.nav-link):not(.nav-btn):not(.cta-button):not(.btn):not(.share-btn) {
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

/* Ensure buttons have visible borders or backgrounds */
button {
    cursor: pointer;
}

/* Better contrast for placeholder text */
::placeholder {
    color: #64748b;
    opacity: 1;
}

/* Reduce motion for users who prefer it */
@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;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .nav-dropdown-menu,
    .form-card,
    .info-card,
    .pricing-card,
    .testimonial-card,
    .blog-card {
        border-width: 2px;
        border-color: rgba(255, 255, 255, 0.4);
    }

    .nav-link,
    .nav-dropdown-menu a {
        font-weight: 600;
    }
}

/* Ensure form labels are always visible */
label {
    display: block;
    margin-bottom: 0.25rem;
}

/* Visible selected state for checkboxes/radios */
input[type="checkbox"]:focus-visible,
input[type="radio"]:focus-visible {
    outline: 3px solid #38a169;
    outline-offset: 2px;
}

/* Ensure minimum touch target size (44x44px) on mobile/tablet-portrait */
@media (max-width: 900px) {
    a, button, input, select, textarea {
        min-height: 44px;
    }

    .nav-link {
        padding: 10px 12px;
    }
}

/* Screen reader only class */
.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;
}