/* All rules scoped under .mkt-neg- prefix to avoid colliding with host theme styles. */
.mkt-neg-room { border: 1px solid #ddd; border-radius: 6px; padding: 1rem; max-width: 480px; }
.mkt-neg-messages { max-height: 320px; overflow-y: auto; margin-bottom: 0.75rem; }
.mkt-neg-message { padding: 0.4rem 0.6rem; border-radius: 4px; margin-bottom: 0.4rem; background: #f5f5f5; }
.mkt-neg-message.mkt-neg-mine { background: #e6f0ff; margin-left: 20%; }
.mkt-neg-offer { font-weight: 600; }
.mkt-neg-controls { display: flex; gap: 0.5rem; }
.mkt-neg-controls input[type="number"] { flex: 1; }