.chat-product {
  width: min(var(--chat-container), 100%);
  margin: 0 auto;
  height: calc(100vh - var(--header-height) - 40px);
}
.chat-main-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0;
  overflow: hidden;
  background: transparent;
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px 4px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 0;
  scroll-behavior: smooth;
}
.chat-welcome {
  min-height: 100%;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 12px;
  text-align: center;
  padding: 28px 16px;
}
.chat-welcome h1 { font-size: 2rem; }
.chat-msg {
  max-width: min(82%, 680px);
  padding: 10px 12px;
  border-radius: 12px;
  line-height: 1.5;
  font-size: 0.95rem;
}
.chat-msg.user {
  align-self: flex-end;
  color: #fff;
  background: var(--accent);
}
.chat-msg.assistant {
  align-self: flex-start;
  width: min(100%, 720px);
  background: var(--panel);
  border: 1px solid var(--border);
}
.assistant-card {
  display: grid;
  gap: 10px;
}
.assistant-block {
  display: grid;
  gap: 4px;
}
.assistant-block span {
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.assistant-block p {
  margin: 0;
  color: var(--text-secondary);
}
.assistant-prompt {
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
}
.assistant-prompt p {
  color: var(--text-primary);
}
.chat-composer-dock {
  padding: 12px 0 0;
  background: transparent;
}
.chat-composer-dock .ai-composer {
  max-width: none;
  margin: 0;
  box-shadow: 0 8px 24px rgba(17, 24, 39, 0.08);
}
.chat-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
.typing-indicator {
  display: flex;
  gap: 4px;
  padding: 10px 12px;
}
.typing-indicator span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: bounce 1.2s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.15s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.3s; }
@keyframes bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.45; }
  40% { transform: translateY(-4px); opacity: 1; }
}

@media (max-width: 560px) {
  .chat-msg { max-width: 94%; }
  .chat-messages { padding: 14px; }
}