.conv-row{display:flex;gap:10px;align-items:flex-end}
.swap-btn{width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:var(--bg3);color:var(--t2);font-size:13px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-bottom:18px;transition:all 0.2s}
.swap-btn:hover{border-color:var(--bh);color:var(--text)}