*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:#e0e0e0;background:#111;min-height:100vh;padding:2rem;font-family:ui-monospace,Consolas,monospace}#root{max-width:900px;margin:0 auto}h1{color:#fff;letter-spacing:.02em;margin-bottom:1.5rem;font-size:1.4rem;font-weight:600}.inv-section{margin-bottom:2rem}.inv-section__title{letter-spacing:.1em;text-transform:uppercase;color:#4b5563;margin-bottom:.75rem;font-size:.72rem;font-weight:700}.inv-cards{grid-template-columns:1fr 1fr;gap:.75rem;margin-bottom:.75rem;display:grid}.inv-card{border:1px solid #2a2a2a;border-radius:6px;padding:.85rem 1rem}.inv-card--vendor{background:#1a1200;border-color:#3b2a00}.inv-card--buyer{background:#001a12;border-color:#003b2a}.inv-card__header{align-items:center;gap:.6rem;margin-bottom:.65rem;display:flex}.inv-card__role{letter-spacing:.1em;border-radius:3px;padding:.15rem .45rem;font-size:.68rem;font-weight:800}.inv-card--vendor .inv-card__role{color:#f59e0b;background:#3b2a00}.inv-card--buyer .inv-card__role{color:#34d399;background:#003b2a}.inv-card__company{color:#d1d5db;font-size:.85rem;font-weight:600}.inv-card__body{flex-direction:column;gap:.3rem;display:flex}.inv-row{justify-content:space-between;align-items:baseline;gap:.5rem;font-size:.8rem;display:flex}.inv-row__label{color:#6b7280;white-space:nowrap}.inv-row__value{color:#d1d5db;text-align:right}.inv-row__value--accent{color:#a3e635;font-weight:600}.inv-card__note{color:#374151;border-top:1px solid #1f2937;margin-top:.6rem;padding-top:.45rem;font-size:.7rem}.price-bar-wrap{margin-bottom:.5rem}.price-bar{background:#1f2937;border-radius:5px;height:10px;position:relative;overflow:hidden}.price-bar__range{opacity:.55;border-radius:5px;height:100%;position:absolute;top:0}.price-bar__range--vendor{background:#f59e0b}.price-bar__range--buyer{background:#34d399}.price-bar__overlap{opacity:.9;background:#a3e635;border-radius:5px;height:100%;position:absolute;top:0}.price-bar__labels{color:#4b5563;justify-content:space-between;margin-top:.3rem;font-size:.68rem;display:flex}.price-bar__overlap-label{color:#a3e635}.toolbar{align-items:center;gap:1rem;margin-bottom:1.25rem;display:flex}.btn-start{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:4px;padding:.45rem 1.1rem;font-family:inherit;font-size:.9rem}.btn-start:disabled{opacity:.5;cursor:not-allowed}.btn-start:hover:not(:disabled){background:#1d4ed8}.badge{letter-spacing:.06em;text-transform:uppercase;border-radius:3px;padding:.25rem .65rem;font-size:.78rem;font-weight:700}.badge--negotiating{color:#60a5fa;background:#1e3a5f}.badge--agreement{color:#4ade80;background:#14532d}.badge--payment_pending{color:#fb923c;background:#451a03}.badge--fulfilled{color:#34d399;background:#052e16}.badge--terminated{color:#f87171;background:#3b0000}.error{color:#f87171;margin-bottom:1rem;font-size:.85rem}.terminated-banner{color:#fca5a5;background:#1a0000;border:1px solid #5a1a1a;border-radius:6px;align-items:flex-start;gap:.75rem;margin-bottom:1rem;padding:.85rem 1rem;display:flex}.terminated-banner__icon{color:#f87171;flex-shrink:0;margin-top:.05rem;font-size:1rem}.terminated-banner strong{color:#f87171;font-size:.88rem}.terminated-banner p{color:#9ca3af;margin-top:.2rem;font-size:.78rem}@keyframes msg-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.log{border:1px solid #2a2a2a;border-radius:6px;flex-direction:column;gap:.4rem;max-height:420px;padding:.75rem;display:flex;overflow-y:auto}.log--empty-state{justify-content:center;align-items:center;min-height:100px}.log-empty{-webkit-user-select:none;user-select:none;flex-direction:column;align-items:center;gap:.5rem;padding:1rem;display:flex}.log-empty__icon{color:#374151;font-size:1.6rem}.log-empty__text{color:#4b5563;font-size:.82rem}.msg{border-radius:3px;grid-template-columns:3.5rem 1fr auto auto;align-items:baseline;gap:.5rem;padding:.3rem .4rem;font-size:.85rem;animation:.18s ease-out both msg-in;display:grid}.msg--system{background:#1a1a1a}@keyframes blink{0%,80%,to{opacity:.15;transform:scaleY(.6)}40%{opacity:1;transform:scaleY(1)}}.typing{color:#4b5563;align-items:center;gap:.45rem;padding:.3rem .4rem;font-size:.8rem;animation:.18s ease-out both msg-in;display:flex}.typing__label{letter-spacing:.04em;color:#374151;font-size:.72rem;font-weight:700}.typing__text{font-style:italic}.typing__dots{align-items:center;gap:3px;display:inline-flex}.typing__dots span{background:#4b5563;border-radius:2px;width:4px;height:8px;animation:1.2s ease-in-out infinite blink;display:inline-block}.typing__dots span:nth-child(2){animation-delay:.2s}.typing__dots span:nth-child(3){animation-delay:.4s}.msg__sender{letter-spacing:.04em;white-space:nowrap;font-size:.72rem;font-weight:700}.msg--vendoragent .msg__sender{color:#f59e0b}.msg--buyeragent .msg__sender{color:#38bdf8}.msg--system .msg__sender{color:#6b7280}.msg__text{color:#d1d5db}.msg__meta{color:#a3e635;white-space:nowrap;font-size:.8rem}.msg__ts{color:#4b5563;white-space:nowrap;font-size:.72rem}.msg__action{letter-spacing:.05em;vertical-align:middle;border-radius:3px;margin-left:.5rem;padding:.08rem .35rem;font-size:.62rem;font-weight:800}.msg__action--accept{color:#34d399;background:#052e16}.msg__action--counter{color:#60a5fa;background:#1e293b}.msg__action--reject{color:#f87171;background:#3b0000}.turn-counter{color:#6b7280;font-size:.78rem}.invoice{background:#0a1f0a;border:1px solid #1a3a1a;border-radius:6px;margin-top:1.5rem;padding:1rem 1.25rem}.invoice__head{align-items:center;gap:.65rem;margin-bottom:.75rem;display:flex}.invoice__title{color:#4ade80;text-transform:uppercase;letter-spacing:.08em;font-size:.9rem;font-weight:700}.invoice__status{letter-spacing:.05em;color:#f59e0b;background:#3b2a00;border-radius:3px;padding:.15rem .5rem;font-size:.7rem;font-weight:700}.invoice__status--paid{color:#34d399;background:#052e16}.invoice__table{border-collapse:collapse;width:100%}.invoice__table tr+tr td{border-top:1px solid #1a2a1a}.invoice__label{color:#6b7280;white-space:nowrap;vertical-align:top;padding:.3rem 1rem .3rem 0;font-size:.8rem}.invoice__value{color:#d1d5db;padding:.3rem 0;font-size:.85rem}