/* ── Chat message list ──────────────────────────────────────────────────── */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chat-msg {
  display: flex;
  flex-direction: column;
  max-width: 90%;
  animation: fadeIn .18s ease;
}
.chat-msg.user  { align-self: flex-end;   align-items: flex-end; }
.chat-msg.agent { align-self: flex-start; align-items: flex-start; }

/* ── Bubbles ─────────────────────────────────────────────────────────────── */
.chat-bubble {
  padding: 10px 13px;
  font-size: 13px;
  line-height: 1.55;
  word-break: break-word;
}

.chat-msg.user .chat-bubble {
  background: var(--accent);
  color: #fff;
  border-radius: 14px 14px 4px 14px;
}

.chat-msg.agent .chat-bubble {
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--text);
  border-radius: 14px 14px 14px 4px;
}

/* ── Typing indicator ────────────────────────────────────────────────────── */
.typing-bubble {
  display: flex;
  gap: 5px;
  align-items: center;
  padding: 13px 16px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 14px 14px 14px 4px;
}
.typing-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text3);
  animation: typingBounce 1.2s ease infinite;
}
.typing-dot:nth-child(2) { animation-delay: .2s; }
.typing-dot:nth-child(3) { animation-delay: .4s; }
@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30%           { transform: translateY(-5px); }
}

/* ── Step card (inside a bubble) ─────────────────────────────────────────── */
.step-chat-card {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 9px 11px;
  border-radius: 8px;
  font-size: 12px;
}
.step-chat-card.running { background: rgba(16,185,129,.06); border: 1px solid rgba(16,185,129,.15); }
.step-chat-card.done    { background: rgba(16,185,129,.06); border: 1px solid rgba(16,185,129,.22); }
.step-chat-card.error   { background: rgba(239,68,68,.06);  border: 1px solid rgba(239,68,68,.2); }

.step-chat-icon {
  width: 18px; height: 18px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 9px; font-weight: 700; margin-top: 1px;
}
.step-chat-card.running .step-chat-icon {
  border: 2px solid var(--accent); border-top-color: transparent;
  animation: spin .55s linear infinite;
}
.step-chat-card.done  .step-chat-icon { background: var(--accent); color: #fff; }
.step-chat-card.error .step-chat-icon { background: var(--red);    color: #fff; }

.step-chat-content { flex: 1; min-width: 0; }
.step-chat-title   { font-weight: 600; color: var(--text); line-height: 1.3; }
.step-chat-detail  {
  font-size: 11px; color: var(--text2); margin-top: 3px;
  word-break: break-all; line-height: 1.4;
}

/* ── Plan-ready card ─────────────────────────────────────────────────────── */
.plan-ready-card {
  background: rgba(16,185,129,.05);
  border: 1px solid rgba(16,185,129,.22);
  border-radius: 10px;
  padding: 12px 13px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 12px;
}
.plan-ready-title {
  font-weight: 700;
  color: var(--accent);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.plan-url {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text2);
  word-break: break-all;
  line-height: 1.5;
}
.plan-url b { color: var(--accent); font-weight: 600; }
.plan-field-chips { display: flex; flex-wrap: wrap; gap: 4px; }
.plan-field-chip {
  font-size: 11px; font-weight: 500;
  padding: 2px 7px;
  background: rgba(16,185,129,.1);
  border: 1px solid rgba(16,185,129,.25);
  border-radius: 10px;
  color: var(--accent);
}
.plan-note { font-size: 11px; color: var(--text3); }

/* ── Chat input area ─────────────────────────────────────────────────────── */
.chat-input-area {
  display: flex;
  gap: 8px;
  align-items: flex-end;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.chat-input {
  flex: 1;
  padding: 10px 12px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  resize: none;
  outline: none;
  max-height: 110px;
  line-height: 1.5;
  overflow-y: auto;
}
.chat-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.chat-input::placeholder { color: var(--text3); }

.chat-send-btn {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: var(--accent);
  border: none;
  cursor: pointer;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background .15s;
}
.chat-send-btn:hover    { background: var(--accent-dim); }
.chat-send-btn:disabled { opacity: .35; cursor: not-allowed; }