/* ═══════════════════════════════════════════════════════════
   小栈AI 全局对话弹窗样式 — 全新设计 V2
   设计语言: Liquid Glass + Zibll深度适配 + 弹性动画
   覆盖: 桌面/平板/移动端 + 日间/夜间模式 + iOS安全区
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS 变量：日间模式（毛玻璃质感） ─── */
:root {
  --xzd-glass-bg: rgba(255, 255, 255, 0.78);
  --xzd-glass-bg-strong: rgba(255, 255, 255, 0.92);
  --xzd-glass-border: rgba(0, 0, 0, 0.06);
  --xzd-glass-shadow: 0 8px 40px rgba(0, 0, 0, 0.10), 0 1px 3px rgba(0, 0, 0, 0.04);
  --xzd-glass-shadow-lg: 0 12px 60px rgba(0, 0, 0, 0.14);
  --xzd-bubble-ai-bg: rgba(0, 0, 0, 0.035);
  --xzd-bubble-user-bg: #4f46e5;
  --xzd-input-bg: rgba(255, 255, 255, 0.55);
  --xzd-input-border: rgba(0, 0, 0, 0.08);
  --xzd-trigger-bg: #4f46e5;
  --xzd-trigger-shadow: 0 2px 16px rgba(79, 70, 229, 0.30);
  --xzd-bg: #ffffff;
  --xzd-bg-secondary: #f8f9fa;
  --xzd-bg-tertiary: #f0f1f3;
  --xzd-border: #e2e3e5;
  --xzd-text: #1a1a2e;
  --xzd-text-secondary: #6b7280;
  --xzd-text-muted: #9ca3af;
  --xzd-primary: #4f46e5;
  --xzd-primary-hover: #4338ca;
  --xzd-success: #10b981;
  --xzd-warning: #f59e0b;
  --xzd-danger: #ef4444;
  --xzd-radius: 16px;
  --xzd-radius-sm: 10px;
  --xzd-radius-xs: 6px;
  --xzd-blur: blur(20px) saturate(1.2);
}

/* ─── Zibll 主题变量桥接 ─── */
.xzd-theme-zibll #xzd-chat-panel {
  --xzd-primary: var(--focus-color, #4f46e5);
  --xzd-primary-hover: var(--focus-color, #4338ca);
  --xzd-bubble-user-bg: var(--focus-color, #4f46e5);
  --xzd-trigger-bg: var(--focus-color, #4f46e5);
  --xzd-trigger-shadow: 0 2px 16px var(--focus-shadow-color, rgba(79,70,229,0.30));
  --xzd-radius: var(--main-radius, 16px);
  font-family: inherit !important;
}

/* ─── Zibll 夜间模式：深色毛玻璃 ─── */
body.dark-theme #xzd-chat-panel,
#xzd-chat-panel.xzd-dark {
  --xzd-glass-bg: rgba(18, 18, 24, 0.86);
  --xzd-glass-bg-strong: rgba(18, 18, 24, 0.96);
  --xzd-glass-border: rgba(255, 255, 255, 0.06);
  --xzd-glass-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
  --xzd-glass-shadow-lg: 0 12px 60px rgba(0, 0, 0, 0.55);
  --xzd-bubble-ai-bg: rgba(255, 255, 255, 0.05);
  --xzd-input-bg: rgba(255, 255, 255, 0.04);
  --xzd-input-border: rgba(255, 255, 255, 0.06);
  --xzd-bg: #0f0f13;
  --xzd-bg-secondary: #1a1a20;
  --xzd-bg-tertiary: #25252e;
  --xzd-border: #2a2a35;
  --xzd-text: #e4e4ed;
  --xzd-text-secondary: #9ca3af;
  --xzd-text-muted: #6b7280;
  --xzd-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ─── 根容器 ─── */
#xzd-chat-root {
  position: fixed !important;
  inset: 0 !important;
  pointer-events: none !important;
  z-index: 999999 !important;
}

/* ═══════════════════════════════════════════
   触发按钮
   ═══════════════════════════════════════════ */
.xzd-chat-trigger {
  position: fixed !important;
  bottom: var(--xzd-trigger-bottom, 24px) !important;
  right: var(--xzd-trigger-right, 24px) !important;
  z-index: 999998 !important;
  width: 48px !important;
  height: 48px !important;
  border-radius: 50% !important;
  background: var(--xzd-trigger-bg) !important;
  color: #fff !important;
  border: none !important;
  cursor: pointer !important;
  pointer-events: auto !important;
  box-shadow: var(--xzd-trigger-shadow) !important;
  display: none;
  align-items: center !important;
  justify-content: center !important;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.25s ease,
              opacity 0.25s ease !important;
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1 !important;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.xzd-chat-trigger svg {
  width: 20px !important;
  height: 20px !important;
}
.xzd-chat-trigger:hover {
  transform: scale(1.06) !important;
  box-shadow: 0 4px 24px var(--focus-shadow-color, rgba(79,70,229,0.45)) !important;
}
.xzd-chat-trigger:active {
  transform: scale(0.94) !important;
}

/* 触发按钮呼吸动画 — 轻柔版 */
@keyframes xzd-breathe {
  0%, 100% { box-shadow: 0 2px 12px var(--focus-shadow-color, rgba(79,70,229,0.25)); }
  50% { box-shadow: 0 4px 22px var(--focus-shadow-color, rgba(79,70,229,0.45)), 0 0 0 6px rgba(99,102,241,0.06); }
}
.xzd-chat-trigger.xzd-breathing {
  animation: xzd-breathe 4s ease-in-out infinite;
}

/* 徽章 */
.xzd-chat-badge {
  position: absolute !important;
  top: -4px !important;
  right: -4px !important;
  min-width: 16px !important;
  height: 16px !important;
  border-radius: 8px !important;
  background: var(--xzd-danger) !important;
  color: #fff !important;
  font-size: 10px !important;
  font-weight: 700 !important;
  display: none;
  align-items: center !important;
  justify-content: center !important;
  padding: 0 4px !important;
  box-shadow: 0 2px 6px rgba(239,68,68,0.35) !important;
  pointer-events: none !important;
}

/* ═══════════════════════════════════════════
   弹窗面板 — 毛玻璃核心
   ═══════════════════════════════════════════ */
#xzd-chat-panel {
  position: fixed !important;
  top: 20% !important;
  right: 20px !important;
  bottom: 88px !important;
  width: 420px !important;
  max-width: calc(100vw - 40px) !important;
  min-width: 320px !important;
  background: var(--xzd-glass-bg) !important;
  backdrop-filter: var(--xzd-blur) !important;
  -webkit-backdrop-filter: var(--xzd-blur) !important;
  color: var(--xzd-text) !important;
  border: 1px solid var(--xzd-glass-border) !important;
  border-radius: var(--xzd-radius) !important;
  box-shadow: var(--xzd-glass-shadow) !important;
  display: flex !important;
  flex-direction: column !important;
  z-index: 999999 !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
  font-size: 14px !important;
  line-height: 1.6 !important;
  pointer-events: none !important;
  margin: 0 !important;
  padding: 0 !important;
  box-sizing: border-box !important;
  visibility: hidden;
  opacity: 0;
  transform: scale(0.65) translateY(32px);
  transform-origin: bottom right;
  transition: opacity 0.28s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.38s cubic-bezier(0.22, 0.61, 0.36, 1),
              visibility 0.28s;
  overflow: hidden;
}

/* 打开状态 — 弹性缩放 + 回弹 */
#xzd-chat-panel.xzd-open {
  visibility: visible;
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto !important;
}

/* 关闭动画 — 加速压缩 */
#xzd-chat-panel.xzd-closing {
  opacity: 0 !important;
  transform: scale(0.75) translateY(16px) !important;
  transition: opacity 0.18s cubic-bezier(0.55, 0, 1, 0.45),
              transform 0.22s cubic-bezier(0.55, 0, 1, 0.45) !important;
}

/* 消息滚动条底部阴影 — 提示上面还有内容时出现 */
.xzd-scroll-shadow-top {
  box-shadow: inset 0 4px 12px rgba(0,0,0,0.04) !important;
}

/* ═══════════════════════════════════════════
   头部
   ═══════════════════════════════════════════ */
.xzd-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--xzd-glass-border);
  background: var(--xzd-glass-bg-strong);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  flex-shrink: 0;
  border-radius: var(--xzd-radius) var(--xzd-radius) 0 0;
  min-height: 52px;
}

.xzd-chat-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.xzd-chat-logo {
  line-height: 1;
  display: flex;
  align-items: center;
}

.xzd-chat-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--xzd-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.xzd-chat-admin-badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--xzd-primary);
  color: #fff;
  font-weight: 600;
  flex-shrink: 0;
}

.xzd-chat-header-right {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.xzd-chat-btn-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--xzd-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}
.xzd-chat-btn-icon:hover {
  background: var(--xzd-bg-tertiary);
  color: var(--xzd-text);
}
.xzd-chat-btn-icon:active {
  transform: scale(0.92);
}

.xzd-chat-btn-text {
  background: none;
  border: none;
  color: var(--xzd-primary);
  font-size: 13px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.15s;
}
.xzd-chat-btn-text:hover {
  background: var(--xzd-bg-secondary);
}

/* ═══════════════════════════════════════════
   消息区域
   ═══════════════════════════════════════════ */
.xzd-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  scroll-behavior: smooth;
  overscroll-behavior: contain;
}
.xzd-chat-messages::-webkit-scrollbar { width: 4px; }
.xzd-chat-messages::-webkit-scrollbar-track { background: transparent; }
.xzd-chat-messages::-webkit-scrollbar-thumb {
  background: var(--xzd-border);
  border-radius: 2px;
}
.xzd-chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--xzd-text-muted);
}

/* ─── 欢迎界面 ─── */
.xzd-chat-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 16px;
  gap: 10px;
}
.xzd-chat-welcome-icon { font-size: 52px; margin-bottom: 4px; }
.xzd-chat-welcome h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--xzd-text);
  margin: 0;
}
.xzd-chat-welcome p {
  font-size: 13px;
  color: var(--xzd-text-secondary);
  margin: 0 0 14px 0;
  line-height: 1.6;
}
.xzd-chat-welcome-hints {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  max-width: 320px;
}
.xzd-chat-hint {
  padding: 7px 16px;
  border-radius: 18px;
  border: 1px solid var(--xzd-glass-border);
  background: var(--xzd-bubble-ai-bg);
  color: var(--xzd-text);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.xzd-chat-hint:hover {
  background: var(--xzd-primary);
  border-color: var(--xzd-primary);
  color: #fff;
  transform: translateY(-1px);
}

/* ─── 消息气泡 ─── */
.xzd-chat-message {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  max-width: 100%;
  animation: xzd-msg-in 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes xzd-msg-in {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.xzd-chat-msg-user {
  flex-direction: row;
  justify-content: flex-end;
}
.xzd-chat-msg-assistant {
  flex-direction: row;
}
.xzd-chat-msg-avatar { flex-shrink: 0; }
.xzd-chat-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}
.xzd-chat-avatar-text {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--xzd-bg-tertiary);
  color: var(--xzd-text-secondary);
  font-size: 13px;
  font-weight: 600;
}
.xzd-chat-msg-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
  max-width: 100%;
}
.xzd-chat-msg-user .xzd-chat-msg-content { align-items: flex-end; }
.xzd-chat-msg-assistant .xzd-chat-msg-content { align-items: flex-start; }
.xzd-chat-msg-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  flex-shrink: 0;
}
.xzd-chat-msg-name {
  font-size: 11px;
  color: var(--xzd-text-muted);
  font-weight: 500;
}

/* 时间分隔线 */
.xzd-chat-time-divider {
  text-align: center;
  margin: 8px 0;
}
.xzd-chat-time-divider span {
  display: inline-block;
  padding: 2px 10px;
  font-size: 11px;
  color: var(--xzd-text-muted);
  background: var(--xzd-bg-secondary);
  border-radius: 3px;
}

/* 气泡 */
.xzd-chat-bubble {
  max-width: 100%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  word-break: break-word;
  line-height: 1.55;
}
.xzd-chat-bubble-user {
  background: var(--xzd-bubble-user-bg);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.xzd-chat-bubble-ai {
  background: var(--xzd-bubble-ai-bg);
  color: var(--xzd-text);
  border-bottom-left-radius: 4px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

/* ─── 思考中动画 ─── */
.xzd-chat-thinking {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  color: var(--xzd-text-secondary);
  font-size: 13px;
  animation: xzd-fade-in 0.25s ease;
}
@keyframes xzd-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
.xzd-chat-thinking .xzd-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--xzd-border);
  border-top-color: var(--xzd-primary);
  border-radius: 50%;
  animation: xzd-spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes xzd-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.xzd-chat-thinking-text {
  display: flex;
  align-items: center;
  gap: 2px;
}
.xzd-chat-thinking-dots {
  display: inline-flex;
  gap: 1px;
}
.xzd-chat-thinking-dots span {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--xzd-text-secondary);
  animation: xzd-dot-fade 1.2s infinite;
}
.xzd-chat-thinking-dots span:nth-child(2) { animation-delay: 0.2s; }
.xzd-chat-thinking-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes xzd-dot-fade {
  0%, 80%, 100% { opacity: 0.2; }
  40% { opacity: 0.8; }
}

/* 流式输出光标 */
.xzd-chat-cursor {
  display: inline-block;
  width: 2px;
  height: 15px;
  background: var(--xzd-primary);
  margin-left: 2px;
  animation: xzd-blink 0.8s infinite;
  vertical-align: text-bottom;
  border-radius: 1px;
}
@keyframes xzd-blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* ─── 内容 Markdown 样式 ─── */
.xzd-chat-content h1, .xzd-chat-content h2,
.xzd-chat-content h3, .xzd-chat-content h4 {
  margin: 8px 0 4px;
  font-size: 14px;
  font-weight: 600;
}
.xzd-chat-content p { margin: 4px 0; }
.xzd-chat-content ul, .xzd-chat-content ol { margin: 4px 0; padding-left: 20px; }
.xzd-chat-content code {
  background: var(--xzd-bg-tertiary);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
  font-family: "SF Mono", "Menlo", "Consolas", monospace;
}
.xzd-chat-content pre {
  background: var(--xzd-bg-tertiary);
  padding: 10px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 12px;
  margin: 6px 0;
}
.xzd-chat-content pre code { background: none; padding: 0; }
.xzd-chat-content table { border-collapse: collapse; width: 100%; font-size: 12px; margin: 6px 0; }
.xzd-chat-content th, .xzd-chat-content td {
  border: 1px solid var(--xzd-border);
  padding: 4px 8px;
  text-align: left;
}
.xzd-chat-content a {
  color: var(--xzd-primary);
  text-decoration: none;
}
.xzd-chat-content a:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════
   输入区
   ═══════════════════════════════════════════ */
.xzd-chat-input-area {
  padding: 10px 14px 12px;
  border-top: 1px solid var(--xzd-glass-border);
  display: flex;
  gap: 8px;
  align-items: flex-end;
  background: var(--xzd-glass-bg-strong);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  flex-shrink: 0;
}
.xzd-chat-input {
  flex: 1;
  border: 1px solid var(--xzd-input-border);
  border-radius: var(--xzd-radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  font-family: inherit;
  resize: none;
  outline: none;
  background: var(--xzd-input-bg);
  color: var(--xzd-text);
  min-height: 40px;
  max-height: 120px;
  line-height: 1.5;
  transition: border-color 0.2s, box-shadow 0.2s;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.xzd-chat-input:focus {
  border-color: var(--xzd-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.10);
}
.xzd-chat-input:disabled { opacity: 0.5; cursor: not-allowed; }
.xzd-chat-input::placeholder { color: var(--xzd-text-muted); }
.xzd-chat-input::-webkit-scrollbar { display: none; }
.xzd-chat-input { scrollbar-width: none; -ms-overflow-style: none; }

.xzd-chat-send-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--xzd-radius-sm);
  border: none;
  background: var(--xzd-primary);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, opacity 0.15s, transform 0.15s;
}
.xzd-chat-send-btn:hover:not(:disabled) {
  background: var(--xzd-primary-hover);
  transform: scale(1.04);
}
.xzd-chat-send-btn:active:not(:disabled) { transform: scale(0.94); }
.xzd-chat-send-btn:disabled { opacity: 0.35; cursor: not-allowed; transform: none; }

/* ═══════════════════════════════════════════
   状态栏 + 快捷栏
   ═══════════════════════════════════════════ */
.xzd-chat-status-bar {
  padding: 5px 16px;
  border-top: 1px solid var(--xzd-glass-border);
  background: var(--xzd-glass-bg-strong);
  font-size: 11px;
  color: var(--xzd-text-muted);
  display: flex;
  justify-content: space-between;
  flex-shrink: 0;
}
.xzd-chat-status-bar strong { color: var(--xzd-text-secondary); font-weight: 500; }

.xzd-chat-quickbar {
  padding: 8px 14px;
  border-top: 1px solid var(--xzd-glass-border);
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  background: var(--xzd-glass-bg-strong);
  flex-shrink: 0;
}
.xzd-chat-quick-btn {
  padding: 5px 12px;
  border-radius: 14px;
  border: 1px solid var(--xzd-glass-border);
  background: var(--xzd-bubble-ai-bg);
  color: var(--xzd-text-secondary);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.xzd-chat-quick-btn:hover {
  background: var(--xzd-primary);
  border-color: var(--xzd-primary);
  color: #fff;
}

/* ═══════════════════════════════════════════
   会话列表
   ═══════════════════════════════════════════ */
.xzd-chat-sessions {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.xzd-chat-sessions-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--xzd-glass-border);
  font-size: 14px;
  font-weight: 600;
  color: var(--xzd-text);
}
.xzd-chat-sessions-list { flex: 1; overflow-y: auto; padding: 8px; }
.xzd-chat-session-item {
  padding: 12px;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.15s;
  margin-bottom: 4px;
}
.xzd-chat-session-item:hover { background: var(--xzd-bg-secondary); }
.xzd-chat-session-item.active {
  background: rgba(79, 70, 229, 0.06);
  border: 1px solid var(--xzd-primary);
}
.xzd-chat-session-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--xzd-text);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.xzd-chat-session-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--xzd-text-muted);
}
.xzd-chat-btn-delete {
  background: none;
  border: none;
  color: var(--xzd-text-muted);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s;
}
.xzd-chat-session-item:hover .xzd-chat-btn-delete { opacity: 1; }
.xzd-chat-btn-delete:hover { color: var(--xzd-danger); }

/* ═══════════════════════════════════════════
   工具调用卡片
   ═══════════════════════════════════════════ */
.xzd-chat-tool-calls {
  margin-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.xzd-chat-tool-card {
  border: 1px solid var(--xzd-glass-border);
  border-radius: var(--xzd-radius-sm);
  overflow: hidden;
  background: var(--xzd-glass-bg);
  font-size: 12px;
  transition: border-color 0.2s;
}
.xzd-chat-tool-card.xzd-tc-pending { border-left: 3px solid var(--xzd-warning); }
.xzd-chat-tool-card.xzd-tc-success { border-left: 3px solid var(--xzd-success); }
.xzd-chat-tool-card.xzd-tc-error   { border-left: 3px solid var(--xzd-danger); }
.xzd-chat-tool-card.xzd-tc-confirm { border-left: 3px solid var(--xzd-warning); }

.xzd-tc-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  cursor: pointer;
  user-select: none;
  background: var(--xzd-bg-secondary);
  font-weight: 500;
  color: var(--xzd-text);
}
.xzd-tc-header:hover { background: var(--xzd-bg-tertiary); }
.xzd-tc-status { flex-shrink: 0; font-size: 14px; }
.xzd-tc-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.xzd-tc-toggle {
  flex-shrink: 0;
  font-size: 11px;
  color: var(--xzd-text-muted);
  transition: transform 0.2s;
}
.xzd-tc-toggle.xzd-tc-collapsed { transform: rotate(-90deg); }

.xzd-tc-detail { padding: 8px 10px; }
.xzd-tc-detail.xzd-tc-collapsed { display: none; }

.xzd-tc-section { margin-bottom: 6px; }
.xzd-tc-section:last-child { margin-bottom: 0; }
.xzd-tc-section strong { color: var(--xzd-text-secondary); }
.xzd-tc-section pre {
  margin: 4px 0 0;
  padding: 6px 8px;
  background: var(--xzd-bg-tertiary);
  border-radius: 4px;
  font-size: 11px;
  white-space: pre-wrap;
  word-break: break-all;
}

/* 数据网格 */
.xzd-tc-data-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
}
.xzd-tc-kv {
  display: flex;
  align-items: baseline;
  gap: 4px;
  min-width: 0;
}
.xzd-tc-kv-inner {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 3px 6px;
  background: var(--xzd-bg-secondary);
  border-radius: 4px;
  min-width: 0;
  font-size: 12px;
}
.xzd-tc-k {
  flex-shrink: 0;
  color: var(--xzd-text-muted);
  font-size: 11px;
}
.xzd-tc-k::after { content: ':'; }
.xzd-tc-v {
  color: var(--xzd-text);
  word-break: break-word;
  min-width: 0;
}

/* 列表项标签 */
.xzd-tc-tag {
  display: inline-block;
  padding: 3px 8px;
  margin: 2px 3px;
  background: var(--xzd-bg-secondary);
  border: 1px solid var(--xzd-glass-border);
  border-radius: 12px;
  font-size: 11px;
  color: var(--xzd-text);
  white-space: nowrap;
}
.xzd-tc-tag small {
  color: var(--xzd-text-muted);
  font-size: 10px;
  margin-left: 3px;
}

.xzd-tc-link {
  color: var(--xzd-primary);
  text-decoration: none;
  word-break: break-all;
}
.xzd-tc-link:hover { text-decoration: underline; }

.xzd-tc-empty { color: var(--xzd-text-muted); font-style: italic; }
.xzd-tc-bool-true { color: var(--xzd-success); font-weight: 500; }
.xzd-tc-bool-false { color: var(--xzd-text-muted); }
.xzd-tc-status-msg { margin-bottom: 4px; color: var(--xzd-text-secondary); }
.xzd-tc-success-text { color: var(--xzd-success); }
.xzd-tc-truncate-hint {
  margin-top: 4px;
  padding: 4px 8px;
  background: var(--xzd-warning);
  color: #fff;
  border-radius: 6px;
  font-size: 11px;
  text-align: center;
}
.xzd-tc-truncate-hint b { font-weight: 600; }

/* 夜间模式工具卡片 */
body.dark-theme .xzd-chat-tool-card {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.08);
}
body.dark-theme .xzd-tc-header { background: rgba(255,255,255,0.06); }
body.dark-theme .xzd-tc-header:hover { background: rgba(255,255,255,0.10); }
body.dark-theme .xzd-tc-section pre { background: rgba(255,255,255,0.06); }
body.dark-theme .xzd-tc-kv-inner { background: rgba(255,255,255,0.04); }
body.dark-theme .xzd-tc-tag {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}
body.dark-theme .xzd-tc-truncate-hint { background: rgba(245,158,11,0.8); }

/* ═══════════════════════════════════════════
   Toast 浮动通知 — 毛玻璃圆角卡片
   ═══════════════════════════════════════════ */
.xzd-proactive-toast {
  position: fixed !important;
  z-index: 999997 !important;
  max-width: 320px;
  min-width: 200px;
  background: var(--xzd-glass-bg-strong);
  backdrop-filter: var(--xzd-blur);
  -webkit-backdrop-filter: var(--xzd-blur);
  border: 1px solid var(--xzd-glass-border);
  border-radius: var(--xzd-radius-sm);
  padding: 10px 14px;
  box-shadow: var(--xzd-glass-shadow);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  pointer-events: auto;
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.3s cubic-bezier(0.22, 0.61, 0.36, 1),
              transform 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
  font-size: 13px;
  line-height: 1.5;
  color: var(--xzd-text);
}
.xzd-proactive-toast.xzd-toast-visible {
  opacity: 1;
  transform: translateX(0);
}
.xzd-proactive-toast.xzd-toast-hiding {
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.18s ease, transform 0.2s ease;
}
.xzd-toast-icon { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.xzd-toast-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  word-break: break-word;
}
.xzd-toast-close {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: none;
  background: transparent;
  color: var(--xzd-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 1;
  transition: background 0.15s, color 0.15s;
  padding: 0;
}
.xzd-toast-close:hover { background: var(--xzd-bg-tertiary); color: var(--xzd-text); }

/* ═══════════════════════════════════════════
   自定义确认弹窗
   ═══════════════════════════════════════════ */
.xzd-confirm-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.2s ease;
  border-radius: inherit;
}
.xzd-confirm-overlay.xzd-confirm-visible { opacity: 1; }
.xzd-confirm-card {
  background: var(--xzd-glass-bg-strong);
  backdrop-filter: var(--xzd-blur);
  -webkit-backdrop-filter: var(--xzd-blur);
  border: 1px solid var(--xzd-glass-border);
  border-radius: 14px;
  padding: 24px;
  max-width: 300px;
  width: 85%;
  box-shadow: var(--xzd-glass-shadow-lg);
  transform: scale(0.9);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.xzd-confirm-visible .xzd-confirm-card { transform: scale(1); }
.xzd-confirm-title { font-size: 16px; font-weight: 600; color: var(--xzd-text); margin-bottom: 8px; }
.xzd-confirm-body { font-size: 13px; color: var(--xzd-text-secondary); margin-bottom: 20px; line-height: 1.5; }
.xzd-confirm-actions { display: flex; gap: 10px; justify-content: flex-end; }
.xzd-confirm-btn-cancel {
  padding: 8px 18px;
  border-radius: 8px;
  border: 1px solid var(--xzd-glass-border);
  background: var(--xzd-bg-secondary);
  color: var(--xzd-text);
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}
.xzd-confirm-btn-cancel:hover { background: var(--xzd-bg-tertiary); }
.xzd-confirm-btn-ok {
  padding: 8px 18px;
  border-radius: 8px;
  border: none;
  background: var(--xzd-danger);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s;
}
.xzd-confirm-btn-ok:hover { opacity: 0.85; }

/* ═══════════════════════════════════════════
   移动端响应式
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  #xzd-chat-panel {
    top: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    max-width: 100vw !important;
    min-width: unset !important;
    border-radius: 0 !important;
    border: none !important;
    border-left: none !important;
    transform-origin: center bottom;
  }
  #xzd-chat-panel.xzd-open {
    border-radius: 0 !important;
  }
  /* 移动端全屏覆盖 Zibll 右侧偏移 */
  #xzd-chat-panel.xzd-theme-zibll {
    right: 0 !important;
  }

  /* 头部：移动端圆角仅在顶部无 notch 时显示 */
  .xzd-chat-header {
    border-radius: 0 !important;
    padding-top: max(12px, env(safe-area-inset-top, 0px));
    min-height: 56px;
  }

  /* 头部按钮触摸优化 */
  .xzd-chat-btn-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
  }

  /* 输入区安全区 */
  .xzd-chat-input-area {
    padding-bottom: max(12px, env(safe-area-inset-bottom, 0px));
    padding-left: max(14px, env(safe-area-inset-left, 0px));
    padding-right: max(14px, env(safe-area-inset-right, 0px));
  }

  /* 消息区 */
  .xzd-chat-messages {
    padding: 12px 14px;
  }
  .xzd-chat-bubble { max-width: 92%; }

  /* 触发按钮 */
  .xzd-chat-trigger {
    bottom: max(16px, env(safe-area-inset-bottom, 0px)) !important;
    right: 16px !important;
    width: 42px !important;
    height: 42px !important;
  }
  .xzd-chat-trigger svg {
    width: 18px !important;
    height: 18px !important;
  }

  /* 发送按钮 */
  .xzd-chat-send-btn { width: 48px; height: 48px; }

  /* Toast */
  .xzd-proactive-toast { max-width: 85vw; right: 12px !important; }

  /* 确认弹窗 */
  .xzd-confirm-card { max-width: 85vw; }

  /* 隐藏移动端滚动条阴影 */
  .xzd-scroll-shadow-top { box-shadow: none !important; }
}

/* ─── 小屏手机 (< 380px) ─── */
@media (max-width: 380px) {
  .xzd-chat-header { padding: 10px 12px; }
  .xzd-chat-title { font-size: 14px; }
  .xzd-chat-welcome h3 { font-size: 16px; }
  .xzd-chat-welcome-icon { font-size: 40px; }
  .xzd-chat-input { font-size: 16px; } /* 防 iOS 缩放 */
}

/* ═══════════════════════════════════════════
   WordPress 后台适配
   ═══════════════════════════════════════════ */
body.wp-admin #xzd-chat-panel { top: 32px; }
@media (max-width: 782px) {
  body.wp-admin #xzd-chat-panel { top: 46px; }
}

/* ═══════════════════════════════════════════
   Zibll 悬浮按钮容器内的 AI 按钮
   ═══════════════════════════════════════════ */
.float-right .float-btn.xzd-ai-btn {
  cursor: pointer;
  position: relative;
  background: var(--float-btn-bg);
  color: var(--muted-2-color) !important;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: color 0.15s, transform 0.2s;
}
.float-right .float-btn.xzd-ai-btn:hover {
  color: var(--focus-color) !important;
  transform: scale(1.06);
}
.float-right .float-btn.xzd-ai-btn svg {
  width: 18px;
  height: 18px;
}
.float-right .float-btn.xzd-ai-btn .xzd-chat-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  background: var(--xzd-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  line-height: 1;
  box-shadow: 0 2px 4px rgba(239,68,68,0.4);
}
.filter .float-btn.xzd-ai-btn {
  -webkit-backdrop-filter: saturate(2) blur(10px);
  backdrop-filter: saturate(2) blur(10px);
}

/* Zibll 暗色模式：触发按钮跟随主题色 */
body.dark-theme .xzd-chat-trigger {
  background: var(--focus-color, #6366f1) !important;
  box-shadow: 0 2px 16px var(--focus-shadow-color, rgba(99,102,241,0.40)) !important;
}

/* ═══════════════════════════════════════════
   打印时隐藏
   ═══════════════════════════════════════════ */
@media print {
  #xzd-chat-trigger, #xzd-chat-panel { display: none !important; }
}

/* ═══════════════════════════════════════════
   减少动效偏好
   ═══════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  #xzd-chat-panel,
  #xzd-chat-panel.xzd-open,
  #xzd-chat-panel.xzd-closing {
    transition: opacity 0.15s ease !important;
    transform: none !important;
    animation: none !important;
  }
  .xzd-chat-message { animation: none !important; }
  .xzd-chat-trigger { animation: none !important; }
  .xzd-chat-cursor { animation: none !important; opacity: 0; }
  .xzd-chat-thinking .xzd-spinner { animation: none !important; }
  .xzd-chat-thinking-dots span { animation: none !important; opacity: 0.3; }
}