.app-err-boundary{--app-err-surface: var(--bg-primary);--app-err-border: var(--panel-border);--app-err-ink: var(--text-primary);--app-err-ink-muted: var(--text-muted);--app-err-accent: var(--gold);--app-err-accent-on: var(--gold-on);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100%;min-height:200px;padding:32px 24px;text-align:center;background:var(--app-err-surface);color:var(--app-err-ink);font-family:var(--ff-en)}[dir=rtl] .app-err-boundary{font-family:var(--ff-ar)}.app-err-title{font-size:1.05rem;font-weight:600;color:var(--app-err-ink)}.app-err-body{font-size:.9rem;color:var(--app-err-ink-muted);max-width:420px}.app-err-retry{margin-top:4px;padding:8px 20px;border:1px solid var(--app-err-border);border-radius:6px;background:var(--app-err-accent);color:var(--app-err-accent-on);font-size:.85rem;font-weight:600;cursor:pointer}.app-err-retry:hover{opacity:.9}