.agent-conversation-lab {
  display: grid;
  gap: 16px;
}
.agent-conversation-header,
.agent-chat-card > header,
.agent-chat-combined > header,
.agent-chat-pair-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.agent-conversation-header {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(
      circle at 90% 0%,
      rgba(232, 195, 106, 0.12),
      transparent 34%
    ),
    var(--bg-2);
}
.agent-conversation-header h2,
.agent-chat-card h3,
.agent-chat-combined h3 {
  margin: 3px 0 0;
}
.agent-conversation-header p {
  margin: 7px 0 0;
  color: var(--muted);
}
.agent-chat-kicker,
.agent-chat-pair-title,
.agent-chat-status,
.agent-chat-connection,
.agent-chat-mock-badge {
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.agent-chat-mock-badge {
  padding: 7px 10px;
  border: 1px solid var(--gold);
  border-radius: 999px;
  color: var(--gold);
  white-space: nowrap;
}
.agent-chat-pairs {
  display: grid;
  gap: 18px;
}
.agent-chat-pair {
  display: grid;
  gap: 12px;
  scroll-margin-top: 90px;
}
.agent-chat-pair-title {
  padding: 0 4px;
}
.agent-chat-pair-title small {
  color: var(--gold);
}
.agent-chat-columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
}
.agent-chat-card,
.agent-chat-combined {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-2);
}
.agent-chat-card-a {
  border-top-color: var(--gold);
}
.agent-chat-card-b {
  border-top-color: var(--info);
}
.agent-chat-card > header,
.agent-chat-combined > header {
  min-height: 72px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-3);
}
.agent-chat-status {
  color: var(--warn);
}
.agent-chat-connection {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--ok);
}
.agent-chat-connection i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 4px rgba(125, 190, 116, 0.12);
}
.agent-chat-history,
.agent-chat-combined-history {
  display: grid;
  align-content: start;
  gap: 9px;
  min-height: 145px;
  max-height: 280px;
  padding: 16px;
  overflow: auto;
}
.agent-chat-combined-history {
  min-height: 170px;
}
.agent-chat-message {
  width: fit-content;
  max-width: min(88%, 620px);
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-3);
}
.agent-chat-message strong {
  color: var(--gold);
  font-size: 11px;
  text-transform: uppercase;
}
.agent-chat-message-b {
  justify-self: end;
}
.agent-chat-message-b strong {
  color: var(--info);
}
.agent-chat-message p {
  margin: 4px 0 0;
  line-height: 1.45;
}
.agent-chat-empty {
  place-self: center;
  color: var(--muted);
  text-align: center;
}
.agent-chat-compose {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--line);
}
.agent-chat-compose textarea {
  min-height: 52px;
  resize: vertical;
}
.agent-chat-combined {
  border-color: #584a31;
}
.agent-chat-add {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 0 12px;
  align-items: center;
  width: 100%;
  min-height: 76px;
  padding: 12px 16px;
  border: 1px dashed var(--gold);
  border-radius: var(--radius);
  background: rgba(232, 195, 106, 0.05);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}
.agent-chat-add > span {
  grid-row: 1 / span 2;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: var(--gold);
  color: var(--bg);
  font-size: 30px;
}
.agent-chat-add small {
  color: var(--muted);
}
.agent-chat-add:hover,
.agent-chat-add:focus-visible {
  background: rgba(232, 195, 106, 0.1);
  outline: 2px solid rgba(232, 195, 106, 0.3);
  outline-offset: 2px;
}
@media (max-width: 760px) {
  .agent-conversation-header,
  .agent-chat-card > header,
  .agent-chat-combined > header {
    align-items: flex-start;
  }
  .agent-conversation-header {
    flex-direction: column;
  }
  .agent-chat-columns {
    grid-template-columns: 1fr;
  }
  .agent-chat-compose {
    grid-template-columns: 1fr;
  }
}

.agent-chat-pair-title > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.agent-chat-delete {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid rgba(210, 101, 90, 0.55);
  border-radius: 11px;
  background: rgba(210, 101, 90, 0.08);
  color: #ef9a91;
  font: inherit;
  font-size: 12px;
  font-weight: 750;
  cursor: pointer;
}

.agent-chat-delete:hover,
.agent-chat-delete:focus-visible {
  background: rgba(210, 101, 90, 0.18);
  outline: 2px solid rgba(210, 101, 90, 0.2);
  outline-offset: 2px;
}

.agent-chat-usage {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border-bottom: 1px solid var(--line);
  background: var(--line);
}

.agent-chat-usage > span {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 11px 12px;
  background: var(--bg-2);
}

.agent-chat-usage small {
  overflow: hidden;
  color: var(--muted);
  font-size: 10px;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.agent-chat-usage strong {
  color: var(--ink);
  font-size: 13px;
}

.agent-context-zone {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  margin: 12px 12px 0;
  padding: 11px;
  border: 1px dashed #5b4c34;
  border-radius: 13px;
  background: rgba(232, 195, 106, 0.035);
  transition:
    border-color 120ms ease,
    background 120ms ease;
}

.agent-context-zone:focus,
.agent-context-zone:focus-within,
.agent-context-zone.is-dragging {
  border-color: var(--gold);
  background: rgba(232, 195, 106, 0.1);
  outline: none;
}

.agent-context-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: var(--bg-3);
  color: var(--gold);
  font-size: 22px;
}

.agent-context-zone strong {
  display: block;
  font-size: 12px;
}

.agent-context-zone p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.agent-context-picker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 11px;
  border-radius: 10px;
  background: var(--bg-3);
  color: var(--ink);
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
  white-space: nowrap;
}

.agent-context-picker input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.agent-context-files {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 12px 0;
}

.agent-context-files span {
  max-width: 100%;
  overflow: hidden;
  padding: 5px 8px;
  border-radius: 999px;
  background: #1d2c1c;
  color: var(--ok);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.agent-chat-no-pairs {
  padding: 22px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

@media (max-width: 1100px) {
  .agent-context-zone {
    grid-template-columns: 38px minmax(0, 1fr);
  }

  .agent-context-picker {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .agent-chat-pair-title {
    align-items: flex-start;
    flex-direction: column;
  }

  .agent-chat-usage {
    grid-template-columns: 1fr;
  }
}