/*
 * a11y.css - Accessibility overrides for Saldo.link
 *
 * Loaded AFTER argon.css so it overrides vendor defaults.
 * Do not add visual design changes here - only a11y fixes.
 */

/* --------------------------------------------------------------------------
 * Skip-to-content link: visually hidden until focused.
 * WCAG 2.4.1 (Bypass Blocks).
 * -------------------------------------------------------------------------- */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: #000;
    color: #fff;
    padding: 8px 16px;
    z-index: 10000;
    text-decoration: none;
    font-weight: 600;
}
.skip-to-content:focus,
.skip-to-content:focus-visible {
    top: 0;
    outline: 3px solid #ffbf47;
    outline-offset: 2px;
}

/* --------------------------------------------------------------------------
 * Restore focus-visible indicator on interactive elements.
 * Vendor argon/bootstrap CSS sets outline:none on many elements, which fails
 * WCAG 2.4.7 (Focus Visible). We restore a high-contrast ring for keyboard
 * users only (focus-visible), so mouse clicks still look clean.
 * -------------------------------------------------------------------------- */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[role="button"]:focus-visible,
[tabindex]:focus-visible,
.nav-link:focus-visible,
.dropdown-toggle:focus-visible,
.dropdown-item:focus-visible,
.navbar-toggler:focus-visible,
.close:focus-visible,
.custom-control-input:focus-visible + .custom-control-label::before {
    outline: 3px solid #ffbf47 !important;
    outline-offset: 2px !important;
    box-shadow: 0 0 0 2px #000 !important;
}

/* --------------------------------------------------------------------------
 * Visually-hidden utility (sr-only equivalent already in bootstrap, but
 * documented here for a11y additions).
 * -------------------------------------------------------------------------- */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}