.chat-page {
  padding: 28px 0 24px;
}

.chat-shell {
  padding: 34px 0 48px;
}

.chat-layout {
  min-height: calc(100vh - 190px);
  border-radius: 30px;
  display: grid;
  grid-template-columns: 320px 1fr;
  overflow: hidden;
}

.chat-sidebar {
  background: linear-gradient(180deg, rgba(123, 94, 167, 0.12), rgba(255, 255, 255, 0.25));
  border-left: 1px solid rgba(123, 94, 167, 0.1);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.message-content {
  line-height: 1.9;
  font-size: 0.98rem;
  color: var(--text);
}

.message-content p {
  margin: 0 0 10px;
}

.message-content p:last-child {
  margin-bottom: 0;
}

.message-content strong {
  font-weight: 800;
  color: var(--purple-dark);
}

.message-content em {
  font-style: italic;
}

.message-content ul,
.message-content ol {
  margin: 10px 0;
  padding-right: 22px;
}

.message-content li {
  margin-bottom: 6px;
}

.message-content h1,
.message-content h2,
.message-content h3,
.message-content h4 {
  margin: 12px 0 8px;
  color: var(--purple-dark);
  line-height: 1.5;
}

.message-content a {
  color: var(--purple-dark);
  text-decoration: underline;
  word-break: break-word;
}

.message-content code {
  background: rgba(123, 94, 167, 0.10);
  color: var(--purple-dark);
  padding: 3px 8px;
  border-radius: 8px;
  font-family: Consolas, Monaco, monospace;
  font-size: 0.92em;
}

.message-content pre {
  background: #241f2b;
  color: #f9f6ff;
  padding: 14px;
  border-radius: 14px;
  overflow-x: auto;
  margin: 12px 0;
}

.message-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.message-content blockquote {
  margin: 12px 0;
  padding: 10px 14px;
  border-right: 4px solid var(--purple);
  background: rgba(123, 94, 167, 0.08);
  border-radius: 12px;
  color: var(--muted);
}

.message-content hr {
  border: none;
  border-top: 1px solid rgba(123, 94, 167, 0.18);
  margin: 14px 0;
}

.message-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  overflow: hidden;
  border-radius: 12px;
}

.message-content th,
.message-content td {
  border: 1px solid rgba(123, 94, 167, 0.14);
  padding: 10px;
  text-align: right;
}

.message-content th {
  background: rgba(123, 94, 167, 0.08);
  color: var(--purple-dark);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.sidebar-logo {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
  box-shadow: var(--shadow);
}

.sidebar-brand h2 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--purple-dark);
}

.sidebar-brand p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.sidebar-section h3 {
  margin: 0 0 12px;
  color: var(--purple-dark);
  font-size: 1rem;
}

.suggestion-btn {
  width: 100%;
  text-align: right;
  margin-bottom: 10px;
  border: 1px solid rgba(123, 94, 167, 0.1);
  background: rgba(255, 255, 255, 0.68);
  color: var(--text);
  border-radius: 16px;
  padding: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 700;
}

.suggestion-btn:hover {
  transform: translateY(-2px);
  background: rgba(123, 94, 167, 0.08);
  color: var(--purple-dark);
}

.sidebar-note {
  margin-top: auto;
  border-radius: 18px;
  padding: 16px;
  background: rgba(123, 94, 167, 0.08);
}

.sidebar-note h4 {
  margin-top: 0;
  color: var(--purple-dark);
}

.sidebar-note p {
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 0;
}

.chat-main {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 18px;
}

.chat-topbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  border-bottom: 1px solid rgba(123, 94, 167, 0.08);
  padding-bottom: 14px;
}

.chat-topbar h1 {
  margin: 0;
  color: var(--purple-dark);
  font-size: 1.45rem;
}

.chat-topbar p {
  margin: 4px 0 0;
  color: var(--muted);
}

.clear-btn {
  border: none;
  border-radius: 14px;
  padding: 12px 16px;
  background: rgba(123, 94, 167, 0.12);
  color: var(--purple-dark);
  cursor: pointer;
  font-weight: 800;
  transition: var(--transition);
}

.clear-btn:hover {
  transform: translateY(-2px);
  background: rgba(123, 94, 167, 0.18);
}

.messages-area {
  flex: 1;
  overflow-y: auto;
  padding: 18px 4px 18px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-behavior: smooth;
}

.message {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  max-width: 86%;
  animation: messageFade 0.35s ease;
}

.message.user-message {
  align-self: flex-start;
  flex-direction: row-reverse;
}

.message.assistant-message {
  align-self: flex-end;
}

.avatar {
  min-width: 42px;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--purple), var(--purple-dark));
}

.user-message .avatar {
  background: linear-gradient(135deg, #b58d69, #9e7351);
}

.message-bubble {
  padding: 14px 16px;
  border-radius: 18px;
  box-shadow: var(--shadow);
  line-height: 1.9;
}

.assistant-message .message-bubble {
  background: rgba(255, 255, 255, 0.76);
  border-top-right-radius: 6px;
}

.user-message .message-bubble {
  background: linear-gradient(135deg, rgba(123, 94, 167, 0.16), rgba(231, 214, 197, 0.55));
  border-top-left-radius: 6px;
}

.message-bubble p {
  margin: 0 0 8px;
}

.message-bubble p:last-child {
  margin-bottom: 0;
}

.loading-indicator {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 6px 14px;
  color: var(--muted);
}

.loading-indicator.show {
  display: flex;
}

.loading-indicator span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--purple);
  animation: bounce 1s infinite ease-in-out;
}

.loading-indicator span:nth-child(2) {
  animation-delay: 0.15s;
}

.loading-indicator span:nth-child(3) {
  animation-delay: 0.3s;
}

.loading-indicator p {
  margin: 0 8px 0 0;
  font-weight: 700;
}

.chat-input-area {
  display: flex;
  gap: 12px;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid rgba(123, 94, 167, 0.08);
}

.chat-input-area input {
  flex: 1;
  border: 1px solid rgba(123, 94, 167, 0.14);
  border-radius: 18px;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.78);
  outline: none;
  transition: var(--transition);
  color: var(--text);
}

.chat-input-area input:focus {
  border-color: rgba(123, 94, 167, 0.45);
  box-shadow: 0 0 0 4px rgba(123, 94, 167, 0.1);
}

.send-btn {
  min-width: 120px;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0.7);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes messageFade {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 992px) {
  .chat-layout {
    grid-template-columns: 1fr;
  }

  .chat-sidebar {
    border-left: none;
    border-bottom: 1px solid rgba(123, 94, 167, 0.1);
  }
}

@media (max-width: 640px) {
  .chat-shell {
    padding-top: 20px;
  }

  .chat-layout {
    min-height: calc(100vh - 160px);
  }

  .chat-topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .chat-input-area {
    flex-direction: column;
  }

  .chat-input-area input,
  .send-btn {
    width: 100%;
  }

  .message {
    max-width: 100%;
  }
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.avatar {
  overflow: hidden;
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}