.bridge-hero{min-height:520px}.intro p,.bridge-copy>p{color:var(--muted)}.bridge-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:12px;align-items:center}.bridge-flow div{min-height:112px;padding:20px;background:var(--card);border:1px solid var(--line);border-top:4px solid var(--teal)}.bridge-flow b,.bridge-flow span{display:block}.bridge-flow span{margin-top:7px;color:var(--muted);font-size:12px}.bridge-flow i{color:var(--orange);font-style:normal}.bridge-lab{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:start;padding-top:70px;border-top:1px solid var(--line)}.bridge-copy ol{padding-left:22px}.code-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.bridge-run{position:sticky;top:92px;padding:24px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}.bridge-run label,.bridge-run select{display:block;width:100%}.bridge-run select{margin:7px 0 18px;padding:10px;border:1px solid var(--line);background:#fff}.bridge-run button{width:100%;padding:13px;border:0;background:var(--teal);color:#fff;font-weight:700;cursor:pointer}.bridge-run button[disabled]{opacity:.55;cursor:wait}.bridge-result{margin-top:16px}.bridge-result.empty{padding:16px;background:#e7e9e3;color:var(--muted)}.bridge-result dl{margin:0}.bridge-result dl div{display:flex;justify-content:space-between;gap:18px;padding:10px 0;border-bottom:1px solid var(--line)}.bridge-result dt{color:var(--muted)}.bridge-result dd{margin:0;font-weight:700}.bridge-result table{min-width:0;font-size:12px}.bridge-result th,.bridge-result td{padding:9px}.warning{margin:20px 0;padding:18px;border-left:5px solid var(--orange);background:#f2e5d8}.warning p{margin:5px 0 0}.engine-block{margin-top:16px;padding-top:12px;border-top:1px solid var(--line)}.engine-block h3{margin:0 0 8px}@media(max-width:850px){.bridge-flow,.bridge-lab,.code-pair{grid-template-columns:1fr}.bridge-flow i{transform:rotate(90deg);text-align:center}.bridge-run{position:static}}