/* /chat 独立页 · 复用 app.css 中的 .cs-chat-* 样式 */
.cs-user-body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font);
  display: flex;
  flex-direction: column;
}

.cs-user-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  padding-top: calc(12px + env(safe-area-inset-top, 0px));
  border-bottom: 1px solid var(--border-glass);
  background: rgba(10, 16, 28, 0.95);
  flex-shrink: 0;
}

.cs-user-back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid var(--border-glass);
}

.cs-user-back svg { width: 20px; height: 20px; }

.cs-user-header-label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

.cs-user-main {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
}

.cs-user-main .cs-chat-page {
  height: 100%;
  max-height: none;
  flex: 1;
}

.cs-user-foot {
  text-align: center;
  font-size: 0.68rem;
  padding: 8px;
  color: var(--text-dim);
}

.cs-user-foot a {
  color: var(--text-muted);
  text-decoration: none;
}