/* ===== 法尔勃特 免费在线客服系统 ===== */
#fbchat *{box-sizing:border-box;margin:0;padding:0}
#fbchat{position:fixed;bottom:20px;right:20px;z-index:99999;font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-size:14px}

/* 浮动按钮 */
#fbchat .chat-btn{
  width:62px;height:62px;border-radius:50%;background:linear-gradient(135deg,#1a7a5c,#0d5e44);
  color:#fff;border:none;cursor:pointer;box-shadow:0 4px 20px rgba(26,122,92,.4);
  display:flex;align-items:center;justify-content:center;transition:transform .3s,box-shadow .3s;
  position:relative
}
#fbchat .chat-btn:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(26,122,92,.5)}
#fbchat .chat-btn svg{width:30px;height:30px;fill:#fff}
#fbchat .chat-btn .badge{
  position:absolute;top:-4px;right:-4px;background:#e74c3c;color:#fff;font-size:11px;
  min-width:20px;height:20px;border-radius:10px;display:none;align-items:center;justify-content:center;
  padding:0 5px;font-weight:700;border:2px solid #fff
}
#fbchat .chat-btn .badge.show{display:flex}

/* 聊天窗口 */
#fbchat .chat-win{
  display:none;width:370px;height:520px;background:#fff;border-radius:16px;
  box-shadow:0 8px 40px rgba(0,0,0,.15);overflow:hidden;flex-direction:column;
  position:absolute;bottom:80px;right:0;animation:fbSlideUp .3s ease
}
#fbchat .chat-win.open{display:flex}
@keyframes fbSlideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* 头部 */
#fbchat .chat-hd{
  background:linear-gradient(135deg,#1a7a5c,#0d5e44);color:#fff;padding:14px 18px;
  display:flex;align-items:center;justify-content:space-between;flex-shrink:0
}
#fbchat .chat-hd .hd-info{display:flex;align-items:center;gap:10px}
#fbchat .chat-hd .avatar{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:20px}
#fbchat .chat-hd .hd-text h3{font-size:15px;font-weight:600}
#fbchat .chat-hd .hd-text span{font-size:11px;opacity:.85}
#fbchat .chat-hd .chat-close{background:none;border:none;color:#fff;cursor:pointer;font-size:22px;line-height:1;padding:0 4px;opacity:.8}
#fbchat .chat-hd .chat-close:hover{opacity:1}

/* 消息区域 */
#fbchat .chat-msgs{flex:1;overflow-y:auto;padding:16px;background:#f5f7fa;display:flex;flex-direction:column;gap:10px}
#fbchat .chat-msgs::-webkit-scrollbar{width:5px}
#fbchat .chat-msgs::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}

#fbchat .msg{max-width:82%;padding:10px 14px;border-radius:12px;line-height:1.5;word-break:break-word;animation:fbMsgIn .2s ease}
@keyframes fbMsgIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
#fbchat .msg.user{align-self:flex-end;background:#1a7a5c;color:#fff;border-bottom-right-radius:4px}
#fbchat .msg.admin{align-self:flex-start;background:#fff;color:#333;border-bottom-left-radius:4px;box-shadow:0 1px 3px rgba(0,0,0,.08)}
#fbchat .msg.system{align-self:center;background:transparent;color:#999;font-size:12px;max-width:90%;text-align:center;padding:6px 12px}
#fbchat .msg .meta{font-size:10px;margin-top:4px;opacity:.7}
#fbchat .msg.user .meta{text-align:right}
#fbchat .msg .sender{font-size:11px;font-weight:600;margin-bottom:2px;color:#1a7a5c}
#fbchat .msg.user .sender{color:rgba(255,255,255,.8)}

/* 输入区域 */
#fbchat .chat-input{padding:12px 16px;border-top:1px solid #e8e8e8;display:flex;gap:8px;flex-shrink:0;background:#fff}
#fbchat .chat-input input{flex:1;border:1px solid #ddd;border-radius:22px;padding:10px 16px;font-size:14px;outline:none;transition:border-color .2s}
#fbchat .chat-input input:focus{border-color:#1a7a5c}
#fbchat .chat-input button{
  width:38px;height:38px;border-radius:50%;background:#1a7a5c;color:#fff;border:none;
  cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;
  transition:background .2s
}
#fbchat .chat-input button:hover{background:#0d5e44}
#fbchat .chat-input button svg{width:18px;height:18px;fill:#fff}

/* 姓名输入 */
#fbchat .name-form{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:40px 20px;text-align:center}
#fbchat .name-form p{font-size:15px;color:#333}
#fbchat .name-form input{border:1px solid #ddd;border-radius:8px;padding:10px 16px;font-size:14px;width:220px;text-align:center;outline:none}
#fbchat .name-form input:focus{border-color:#1a7a5c}
#fbchat .name-form button{
  background:linear-gradient(135deg,#1a7a5c,#0d5e44);color:#fff;border:none;padding:10px 36px;
  border-radius:22px;cursor:pointer;font-size:15px;transition:transform .2s
}
#fbchat .name-form button:hover{transform:scale(1.05)}
#fbchat .name-form .skip{background:none;border:none;color:#999;cursor:pointer;font-size:12px;margin-top:4px}

/* 快捷回复 */
#fbchat .quick-replies{display:flex;flex-wrap:wrap;gap:6px;padding:8px 16px;border-top:1px solid #f0f0f0;background:#fff;flex-shrink:0}
#fbchat .quick-replies button{
  background:#f0f7f4;color:#1a7a5c;border:1px solid #d4e8df;border-radius:14px;
  padding:6px 14px;font-size:12px;cursor:pointer;white-space:nowrap;transition:all .2s
}
#fbchat .quick-replies button:hover{background:#1a7a5c;color:#fff;border-color:#1a7a5c}

/* 移动端全屏 */
@media(max-width:480px){
  #fbchat .chat-win{width:100vw;height:100vh;border-radius:0;position:fixed;top:0;left:0;bottom:auto;right:auto;z-index:100000}
  #fbchat .chat-btn{width:54px;height:54px}
  #fbchat .chat-btn svg{width:26px;height:26px}
}