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button.active{background:var(--surface-elevated);color:var(--text-heading);box-shadow:var(--shadow-sm)}.error{color:var(--danger);border-radius:var(--radius-sm);background:var(--danger-bg);border:1px solid #c41e3a26;margin:.25rem 0;padding:.65rem .85rem;font-size:.875rem}.success{color:var(--success);font-size:.875rem}.link-inline{color:var(--accent);font-size:.875rem;font-weight:600;text-decoration:none}.link-inline:hover{text-underline-offset:3px;text-decoration:underline}.qr-wrap{flex-wrap:wrap;align-items:flex-start;gap:1.5rem;display:flex}.qr-wrap pre{word-break:break-all;white-space:pre-wrap;max-width:100%;color:var(--text-body);background:var(--fill-quaternary);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);margin:0;padding:.75rem 1rem;font-size:.75rem}.invoice-mode-toggle{border-radius:var(--radius-pill);background:var(--fill-tertiary);border:1px solid 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