.grammar-tip[dir=ltr],.grammar-ltr{text-align:left;direction:ltr;unicode-bidi:isolate}.grammar-tip[dir=ltr]{border-left:4px solid #d79b28;border-right:0}.action-card.review{background:#f2eadf}.level-a1 .completion-actions{justify-content:center}.reading-note[dir=ltr]{text-align:left;direction:ltr;unicode-bidi:isolate}.audio-error-notice{z-index:1000;inset-inline:1rem;color:#6f241a;background:#fff2ef;border:1px solid #bd5c4a;border-radius:14px;justify-content:space-between;align-items:center;gap:1rem;max-width:46rem;margin-inline:auto;padding:.9rem 1rem;font-weight:700;display:flex;position:fixed;bottom:1rem;box-shadow:0 12px 35px #3719122e}.audio-error-notice button{color:inherit;font:inherit;cursor:pointer;background:0 0;border:0;flex:none;font-size:1.35rem}.sound-button:disabled{cursor:not-allowed;opacity:.42;filter:grayscale()}
.install-app-button{color:#075e73;min-height:46px;font:inherit;cursor:pointer;background:#fff;border:1px solid #0a7590;border-radius:11px;justify-content:center;align-items:center;gap:8px;padding:12px 18px;font-weight:800;transition:transform .18s,box-shadow .18s,background .18s;display:inline-flex;box-shadow:0 8px 22px #0c4e5b1f}.install-app-button:hover{background:#effafa;transform:translateY(-2px);box-shadow:0 12px 26px #0c4e5b2e}.install-app-button:focus-visible,.pwa-install-close:focus-visible{outline-offset:3px;outline:3px solid #f3b63a}.dashboard-hero-actions{flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px;display:flex}.dashboard-hero-actions .button{text-decoration:none}.pwa-install-backdrop{z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#051722ad;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.pwa-install-dialog{color:#17231f;background:#fff;border:1px solid #dbe7e3;border-radius:24px;width:min(100%,520px);max-height:min(720px,100vh - 40px);padding:34px;position:relative;overflow-y:auto;box-shadow:0 30px 80px #0000004d}.pwa-install-dialog h2{margin:12px 0 14px;font-size:clamp(25px,5vw,34px);line-height:1.3}.pwa-install-dialog p,.pwa-install-dialog li{color:#52655e;line-height:1.8}.pwa-install-dialog ol{margin:10px 0 24px;padding-inline-start:24px}.pwa-install-icon{color:#075e73;background:#e4f5f4;border-radius:15px;place-items:center;width:54px;height:54px;font-size:30px;font-weight:900;display:grid}.pwa-install-close{color:#243832;cursor:pointer;background:#edf2ef;border:0;border-radius:50%;width:38px;height:38px;font-size:25px;line-height:1;position:absolute;inset-block-start:15px;inset-inline-end:15px}.pwa-install-note{background:#fff7df;border-radius:10px;padding:12px 14px}.hero .actions{flex-wrap:wrap}@media (max-width:650px){.hero .install-app-button,.dashboard-hero-actions .install-app-button{width:100%}.pwa-install-dialog{border-radius:18px;padding:28px 22px 24px}}