/* =====================================================================
 * VIVI IN DUE — Accessibility v2
 *
 * - focus-visible coerente (ring oro, offset 2px) sui controlli interattivi
 *   del nuovo design system. Niente :focus outline nudo che molestia il
 *   tap user.
 * - sr-only utility per label invisibili.
 * - reduced-motion: disabilita pulse + transition aggressivi.
 * ===================================================================== */

/* ---------- Focus ring ---------- */
.vid-time-strip__cta:focus-visible,
.home-shortcut:focus-visible,
.header-fav-link:focus-visible,
.vid-pair-card:focus-visible,
.vid-pair-card__fav:focus-visible,
.vid-tessera__achv:focus-visible,
.nav-item:focus-visible {
    outline: 2px solid var(--vid-gold);
    outline-offset: 2px;
    border-radius: var(--vid-radius-md);
}

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

/* ---------- Tap target safety ----------
 * I controlli sotto 44×44 ricevono area aumentata via padding.
 * Le pair-card fav già a 38×38 vengono allargate.
 */
.vid-pair-card__fav,
.header-fav-link {
    min-width: 44px;
    min-height: 44px;
}

/* ---------- High contrast (sistema o utente) ---------- */
@media (prefers-contrast: more) {
    .vid-time-strip__counter,
    .vid-tessera__stat-num {
        text-shadow: none;
    }
    .vid-pair-card { border-color: var(--vid-ink); }
    .vid-time-strip,
    .vid-tessera { border: 2px solid var(--vid-gold); }
}

/* ---------- Reduced motion globale ---------- */
@media (prefers-reduced-motion: reduce) {
    .vid-time-strip__clock::before { animation: none; }
    .vid-pair-card.is-fanned .vid-pair-card__thumb { transition: none; }
}