/* AgentLink 官网 AI 顾问聊天组件 */
.al-chat-fab{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#06b6d4);border:none;cursor:pointer;z-index:9998;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(59,130,246,.4);transition:transform .2s,box-shadow .2s,opacity .2s}
.al-chat-fab:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(59,130,246,.55)}
.al-chat-fab svg{stroke:#fff}
.al-chat-badge{position:absolute;top:-2px;right:-2px;width:12px;height:12px;background:#ef4444;border-radius:50%;border:2px solid #0f1729;animation:al-badge-pulse 1.5s infinite}
@keyframes al-badge-pulse{0%,100%{box-shadow:0 0 0 0 rgba(239,68,68,.5)}50%{box-shadow:0 0 0 6px rgba(239,68,68,0)}}
.al-chat-fab-open{opacity:0;pointer-events:none;transform:scale(.8)}
.al-chat-fab-pulse{animation:al-fab-pulse 2s ease-in-out infinite}
.al-chat-fab-pulse::after{content:'';position:absolute;width:56px;height:56px;border-radius:50%;border:2px solid #3b82f6;animation:al-fab-ring 2s ease-out infinite}
@keyframes al-fab-pulse{0%,100%{box-shadow:0 4px 20px rgba(59,130,246,.4)}50%{box-shadow:0 4px 30px rgba(59,130,246,.7)}}
@keyframes al-fab-ring{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.8);opacity:0}}

.al-chat-panel{position:fixed;bottom:24px;right:24px;width:380px;max-width:calc(100vw - 32px);height:560px;max-height:calc(100vh - 48px);background:#0f1729;border:1px solid rgba(148,163,184,.15);border-radius:16px;z-index:9999;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.5);transform:translateY(20px) scale(.95);opacity:0;pointer-events:none;transition:transform .25s ease,opacity .25s ease}
.al-chat-panel-open{transform:translateY(0) scale(1);opacity:1;pointer-events:auto}

.al-chat-header{padding:14px 18px;background:linear-gradient(135deg,#0b1121,#111827);border-bottom:1px solid rgba(148,163,184,.1);display:flex;align-items:center;gap:12px}
.al-chat-header-info{display:flex;align-items:center;gap:10px;flex:1}
.al-chat-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#06b6d4);display:flex;align-items:center;justify-content:center;font-family:"Outfit",sans-serif;font-size:13px;font-weight:700;color:#fff;flex-shrink:0}
.al-chat-title{font-family:"Outfit",sans-serif;font-size:15px;font-weight:600;color:#f8fafc;line-height:1.3}
.al-chat-status{font-size:11px;color:#22c55e;display:flex;align-items:center;gap:4px;margin-top:2px}
.al-chat-status::before{content:'';width:6px;height:6px;background:#22c55e;border-radius:50%;animation:al-pulse 2s infinite}
@keyframes al-pulse{0%,100%{opacity:1}50%{opacity:.4}}
.al-chat-close{background:none;border:none;color:#64748b;cursor:pointer;font-size:22px;padding:4px 8px;border-radius:6px;transition:background .15s,color .15s;line-height:1}
.al-chat-close:hover{background:rgba(148,163,184,.1);color:#cbd5e1}
.al-chat-clear{background:none;border:none;color:#64748b;cursor:pointer;font-size:16px;padding:4px 8px;border-radius:6px;transition:background .15s,color .15s;line-height:1}
.al-chat-clear:hover{background:rgba(148,163,184,.1);color:#7dd3fc}

.al-chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;scrollbar-width:thin;scrollbar-color:rgba(148,163,184,.2) transparent}
.al-chat-body::-webkit-scrollbar{width:4px}
.al-chat-body::-webkit-scrollbar-thumb{background:rgba(148,163,184,.2);border-radius:2px}

.al-chat-msg{max-width:85%;display:flex;flex-direction:column}
.al-chat-bubble{padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.6;animation:al-fadeIn .3s ease;word-break:break-word}
.al-chat-msg-ai{align-self:flex-start}
.al-chat-msg-ai .al-chat-bubble{background:rgba(30,41,59,.8);border:1px solid rgba(148,163,184,.1);color:#cbd5e1;border-bottom-left-radius:4px}
.al-chat-msg-user{align-self:flex-end}
.al-chat-msg-user .al-chat-bubble{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border-bottom-right-radius:4px}
@keyframes al-fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.al-chat-typing .al-chat-bubble{display:flex;gap:4px;padding:14px 18px}
.al-chat-typing span{width:7px;height:7px;background:#64748b;border-radius:50%;animation:al-bounce 1.4s infinite}
.al-chat-typing span:nth-child(2){animation-delay:.2s}
.al-chat-typing span:nth-child(3){animation-delay:.4s}
@keyframes al-bounce{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}

.al-chat-input-wrap{padding:10px 14px;border-top:1px solid rgba(148,163,184,.1);background:#0b1121;display:flex;gap:8px;align-items:flex-end}
.al-chat-input{flex:1;background:rgba(30,41,59,.6);border:1px solid rgba(148,163,184,.15);border-radius:10px;padding:10px 12px;color:#cbd5e1;font-size:14px;font-family:inherit;resize:none;max-height:100px;min-height:42px;transition:border-color .15s;outline:none}
.al-chat-input:focus{border-color:rgba(59,130,246,.5)}
.al-chat-input::placeholder{color:#475569}
.al-chat-send{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#3b82f6,#06b6d4);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:opacity .15s,transform .1s}
.al-chat-send:disabled{opacity:.4;cursor:not-allowed}
.al-chat-send:not(:disabled):hover{transform:scale(1.05)}
.al-chat-send svg{stroke:#fff}

.al-chat-quick{padding:4px 0 8px;display:flex;flex-wrap:wrap;gap:6px}
.al-quick-btn{background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.25);color:#7dd3fc;font-size:12px;font-family:inherit;padding:6px 12px;border-radius:20px;cursor:pointer;transition:background .15s,border-color .15s;white-space:nowrap}
.al-quick-btn:hover{background:rgba(59,130,246,.2);border-color:rgba(59,130,246,.4)}

/* Markdown 渲染样式 */
.al-md-code{background:rgba(15,23,42,.8);border:1px solid rgba(148,163,184,.15);padding:1px 5px;border-radius:4px;font-family:"SF Mono",Consolas,monospace;font-size:12px;color:#7dd3fc}

/* ─── 菜单式选项按钮 ─── */
.al-chat-menu{padding:4px 0 8px;display:flex;flex-wrap:wrap;gap:8px}
.al-menu-btn{
  background:rgba(0,240,255,.08);
  border:1px solid rgba(0,240,255,.25);
  color:#7dd3fc;
  font-size:13px;
  font-family:inherit;
  padding:9px 16px;
  border-radius:12px;
  cursor:pointer;
  transition:all .15s ease;
  white-space:nowrap;
  position:relative;
}
.al-menu-btn:hover{
  background:rgba(0,240,255,.18);
  border-color:rgba(0,240,255,.45);
  transform:translateY(-1px);
  box-shadow:0 4px 12px rgba(0,240,255,.15);
}
.al-menu-btn:active{
  transform:translateY(0) scale(.97);
}
.al-menu-btn::before{
  content:'';
  display:inline-block;
  width:5px;height:5px;
  background:rgba(0,240,255,.5);
  border-radius:50%;
  margin-right:7px;
  vertical-align:middle;
}
.al-menu-btn:hover::before{
  background:rgba(0,240,255,.9);
}

/* ─── 多选菜单 ─── */
.al-multi-menu{flex-direction:column;align-items:stretch;gap:6px}
.al-multi-btn.al-multi-selected{
  background:rgba(0,240,255,.25);
  border-color:rgba(0,240,255,.6);
  color:#fff;
  box-shadow:0 0 12px rgba(0,240,255,.2);
}
.al-multi-btn.al-multi-selected::before{
  content:'✓';
  background:transparent;
  color:#00f0ff;
  font-size:11px;
  font-weight:700;
  width:auto;
  height:auto;
}
.al-multi-confirm{
  background:linear-gradient(135deg,#3b82f6,#06b6d4);
  color:#fff;
  border:none;
  font-weight:600;
  margin-top:4px;
  width:100%;
  transition:opacity .15s;
}
.al-multi-confirm:hover{
  transform:translateY(-1px);
  box-shadow:0 4px 12px rgba(59,130,246,.3);
}

/* ─── 需求文档按钮 ─── */
.al-doc-btn-wrap{padding:4px 0 8px;display:flex;justify-content:center}
.al-doc-btn{
  background:linear-gradient(135deg,#00f0ff 0%,#0099ff 100%);
  color:#050810;
  border:none;
  font-size:14px;
  font-weight:700;
  font-family:inherit;
  padding:12px 28px;
  border-radius:999px;
  cursor:pointer;
  transition:all .2s ease;
  box-shadow:0 0 20px rgba(0,240,255,.3);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.al-doc-btn:hover{
  transform:translateY(-2px);
  box-shadow:0 4px 28px rgba(0,240,255,.5);
}
.al-doc-btn:active{
  transform:translateY(0) scale(.98);
}
.al-doc-generating{
  opacity:.6!important;cursor:not-allowed!important;transform:none!important;
}
.al-doc-btn:disabled{
  opacity:.7;
  cursor:wait;
}
.al-doc-download{
  background:linear-gradient(135deg,#22c55e 0%,#16a34a 100%);
  color:#fff;
  box-shadow:0 0 20px rgba(34,197,94,.3);
}
.al-doc-download:hover{
  box-shadow:0 4px 28px rgba(34,197,94,.5);
}

/* ─── 文档预览区 ─── */
.al-doc-preview-wrap{padding:4px 0 8px;display:flex;flex-direction:column;gap:10px}
.al-doc-preview{
  max-height:300px;
  overflow-y:auto;
  background:rgba(15,23,42,.6);
  border:1px solid rgba(148,163,184,.15);
  border-radius:12px;
  padding:14px 16px;
  font-size:13px;
  line-height:1.7;
  color:#cbd5e1;
  scrollbar-width:thin;
  scrollbar-color:rgba(148,163,184,.2) transparent;
}
.al-doc-preview::-webkit-scrollbar{width:3px}
.al-doc-preview::-webkit-scrollbar-thumb{background:rgba(148,163,184,.2);border-radius:2px}
.al-doc-preview h1{font-size:16px;color:#f8fafc;margin:0 0 8px;border-bottom:1px solid rgba(148,163,184,.2);padding-bottom:6px}
.al-doc-preview h2{font-size:14px;color:#e2e8f0;margin:12px 0 6px}
.al-doc-preview h3{font-size:13px;color:#94a3b8;margin:10px 0 4px}
.al-doc-preview ul{margin:4px 0;padding-left:18px}
.al-doc-preview li{margin:2px 0;list-style:disc}
.al-doc-preview strong{color:#f8fafc}
.al-doc-preview code{background:rgba(0,0,0,.3);padding:1px 4px;border-radius:3px;font-size:12px;color:#7dd3fc}
.al-doc-preview p{margin:4px 0}

/* ─── Markdown 气泡样式 ─── */
.al-chat-bubble strong{color:#f8fafc;font-weight:600}
.al-chat-bubble a{color:#38bdf8;text-decoration:none;border-bottom:1px dashed rgba(56,189,248,.4)}
.al-chat-bubble a:hover{color:#7dd3fc;border-bottom-style:solid}
.al-chat-bubble ul,.al-chat-bubble ol{margin:6px 0 0;padding-left:18px}
.al-chat-bubble li{margin:2px 0}
.al-chat-bubble ul li{list-style:disc}
.al-chat-bubble ol li{list-style:decimal}

/* 打字指示器文字 */
.al-chat-typing-label{font-size:12px;color:#64748b;margin-left:4px;align-self:center;white-space:nowrap}
.al-chat-typing .al-chat-bubble{flex-wrap:nowrap;white-space:nowrap}

/* 滚动到底部按钮 */
.al-chat-scroll-btn{position:absolute;bottom:70px;right:20px;width:32px;height:32px;border-radius:50%;background:rgba(30,41,59,.95);border:1px solid rgba(148,163,184,.2);color:#94a3b8;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.3);transition:background .15s,color .15s}
.al-chat-scroll-btn:hover{background:rgba(59,130,246,.2);color:#7dd3fc}

/* 错误气泡 + 重试按钮 */
.al-chat-error-bubble{background:rgba(127,29,29,.3)!important;border:1px solid rgba(248,113,113,.3)!important;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.al-chat-error-text{color:#fca5a5;font-size:13px}
.al-chat-retry-btn{background:rgba(239,68,68,.2);border:1px solid rgba(239,68,68,.4);color:#fca5a5;font-size:12px;font-family:inherit;padding:4px 12px;border-radius:6px;cursor:pointer;transition:background .15s;white-space:nowrap}
.al-chat-retry-btn:hover{background:rgba(239,68,68,.35)}

@media(max-width:480px){
  .al-chat-panel{bottom:0;right:0;width:100%;height:100%;max-height:100%;border-radius:0}
  .al-chat-fab{bottom:16px;right:16px}
  .al-chat-bubble{font-size:15px}
  .al-chat-input{font-size:16px}
}