/* Document viewer — bill detail layout, code blocks, numbered steps. */
.viewer { display: grid; grid-template-columns: 1.3fr 1fr; gap: 16px; }
.iframe-box { background: #f1f5f9; border: 1px solid var(--border); border-radius: var(--radius); min-height: 540px; display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 13px; }
.code { font: 12px/1.5 ui-monospace, Menlo, Consolas, monospace; background: #0f172a; color: #e2e8f0; padding: 12px 14px; border-radius: 6px; overflow-x: auto; }
ol.steps { padding-left: 18px; }
ol.steps li { margin-bottom: 10px; }