.agent-chat-layout {
  display: grid;
  grid-template-columns: minmax(210px, 250px) minmax(230px, 290px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.agent-picker,
.agent-conversations {
  position: sticky;
  top: 20px;
  min-width: 0;
  max-height: calc(100vh - 120px);
  overflow: auto;
}

.agent-picker {
  display: grid;
  gap: 18px;
  padding: 20px;
}

.agent-conversations {
  align-content: start;
}

.agent-column-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.agent-column-head h2 {
  margin: 0;
  font-size: 18px;
}

.agent-column-kicker {
  margin: 0 0 4px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.agent-selector-list {
  display: grid;
  gap: 9px;
}

.agent-selector {
  width: 100%;
  min-width: 0;
  padding: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--bg-3) 70%, transparent);
  color: var(--text);
  text-align: left;
}

.agent-selector:hover:not(:disabled),
.agent-selector.active {
  border-color: var(--teal);
  background: rgba(14, 151, 173, 0.12);
}

.agent-selector:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.agent-selector-head {
  display: flex;
  align-items: center;
  gap: 9px;
}

.agent-selector strong,
.agent-selector small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
}

.agent-selector small {
  margin-top: 7px;
  color: var(--text-muted);
  line-height: 1.35;
}

.agent-selector-status {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 3px rgba(14, 151, 173, 0.12);
}

.agent-selector-status.unavailable {
  background: var(--danger);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 14%, transparent);
}

.agent-chat-main {
  min-width: 0;
}

.agent-chat-identity {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 13px;
}

.agent-avatar {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--teal), var(--sky));
  color: #ffffff;
  font-size: 18px;
  font-weight: 800;
}

.agent-job-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
}

.agent-job-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.agent-job-status::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.status-ready,
.status-completed {
  color: var(--teal);
}

.status-working,
.status-cancel_requested {
  color: var(--warning);
}

.status-waiting_input,
.status-waiting_approval {
  color: var(--warning);
  background: color-mix(in srgb, var(--warning-bg) 65%, transparent);
}

.status-failed,
.status-cancelled {
  color: var(--danger);
}

.status-working::before,
.status-cancel_requested::before {
  animation: agent-pulse 1.1s ease-in-out infinite;
}

@keyframes agent-pulse {
  50% {
    opacity: 0.35;
    transform: scale(0.72);
  }
}

.chat-session-state {
  margin-top: 6px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.chat-session-button.has-attention .chat-session-state {
  color: var(--warning);
}

.agent-chat-messages {
  min-height: 490px;
  max-height: 62vh;
}

.message-evidence {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px solid var(--border);
}

.message-evidence-item {
  display: inline-flex;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
}

.message-evidence-item.is-complete {
  border-color: color-mix(in srgb, var(--teal) 38%, var(--border));
  color: var(--teal);
}

.message-evidence-item.is-error {
  border-color: color-mix(in srgb, var(--danger) 38%, var(--border));
  color: var(--danger);
}

.agent-inline-list {
  display: grid;
  gap: 12px;
  padding: 0 28px 20px;
}

.agent-inline-list:empty {
  display: none;
}

.agent-question-card {
  padding: 18px;
  border: 1px solid color-mix(in srgb, var(--sky) 42%, var(--border));
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--sky) 9%, var(--bg-2));
}

.agent-question-card h3,
.agent-question-card p {
  margin: 4px 0;
}

.agent-question-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 13px;
}

.agent-question-form input {
  flex: 1;
  min-width: 220px;
}

.btn-danger-soft {
  border-color: color-mix(in srgb, var(--danger) 45%, var(--border));
  color: var(--danger);
}

.agent-chat-main.is-busy .chat-form {
  opacity: 0.72;
}

@media (max-width: 1180px) {
  .agent-chat-layout {
    grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
  }

  .agent-picker {
    grid-column: 1 / -1;
    position: static;
    max-height: none;
  }

  .agent-selector-list {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }
}

@media (max-width: 840px) {
  .agent-chat-layout {
    grid-template-columns: 1fr;
  }

  .agent-picker,
  .agent-conversations {
    position: static;
    max-height: none;
  }

  .agent-selector-list {
    display: flex;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .agent-selector {
    min-width: 220px;
  }

  .agent-chat-messages {
    min-height: 380px;
  }
}

@media (max-width: 720px) {
  .agent-inline-list {
    padding: 0 22px 18px;
  }

  .agent-question-form {
    flex-direction: column;
  }

  .agent-question-form input {
    min-width: 0;
    width: 100%;
  }

  .agent-chat-head {
    gap: 14px;
  }
}