#fengke-chat-root{position:fixed;right:22px;bottom:24px;z-index:2147483000;font-family:"Microsoft YaHei",Arial,sans-serif;color:#173b34}#fengke-chat-button{width:62px;height:62px;border:0;border-radius:50%;background:linear-gradient(145deg,#0c806b,#21b993);color:#fff;box-shadow:0 10px 28px rgba(4,83,69,.28);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s,box-shadow .2s}#fengke-chat-button:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(4,83,69,.36)}#fengke-chat-button svg{width:29px;height:29px;fill:currentColor}#fengke-chat-badge{position:absolute;right:-2px;top:-3px;min-width:20px;height:20px;padding:0 5px;border-radius:12px;background:#ff553d;color:#fff;font-size:12px;line-height:20px;text-align:center;border:2px solid #fff;display:none}#fengke-chat-panel{position:absolute;right:0;bottom:76px;width:360px;height:520px;max-height:calc(100vh - 125px);background:#fff;border-radius:18px;box-shadow:0 18px 60px rgba(12,55,47,.22);overflow:hidden;display:none;flex-direction:column;border:1px solid rgba(13,128,107,.12)}#fengke-chat-panel.open{display:flex;animation:fengkeChatIn .2s ease-out}@keyframes fengkeChatIn{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}#fengke-chat-header{padding:17px 18px;background:linear-gradient(125deg,#0a695b,#159f84);color:#fff;display:flex;align-items:center;justify-content:space-between}#fengke-chat-header strong{display:block;font-size:17px;letter-spacing:.5px}#fengke-chat-header span{display:block;margin-top:3px;font-size:12px;opacity:.82}#fengke-chat-close{border:0;background:transparent;color:#fff;font-size:28px;line-height:1;cursor:pointer;padding:2px 4px}#fengke-chat-messages{flex:1;overflow-y:auto;padding:16px;background:linear-gradient(180deg,#f3faf7,#fff)}.fengke-chat-row{display:flex;margin:9px 0}.fengke-chat-row.operator{justify-content:flex-start}.fengke-chat-row.customer{justify-content:flex-end}.fengke-chat-bubble{max-width:78%;padding:10px 13px;border-radius:14px;font-size:14px;line-height:1.6;white-space:pre-wrap;word-break:break-word}.operator .fengke-chat-bubble{background:#fff;border:1px solid #dfece8;border-bottom-left-radius:4px}.customer .fengke-chat-bubble{background:#139b80;color:#fff;border-bottom-right-radius:4px}.fengke-chat-time{font-size:11px;opacity:.6;margin-top:4px}#fengke-chat-welcome{padding:12px 13px;background:#fff;border:1px solid #dfece8;border-radius:14px;border-bottom-left-radius:4px;font-size:14px;line-height:1.65;max-width:82%}#fengke-chat-status{min-height:20px;padding:0 15px;color:#788f89;font-size:12px;background:#fff}#fengke-chat-form{display:flex;gap:8px;padding:12px;background:#fff;border-top:1px solid #e7efec}#fengke-chat-input{flex:1;resize:none;height:42px;max-height:86px;padding:10px 11px;border:1px solid #cfe0db;border-radius:10px;font:14px/20px inherit;outline:none}#fengke-chat-input:focus{border-color:#159f84;box-shadow:0 0 0 3px rgba(21,159,132,.1)}#fengke-chat-send{width:66px;border:0;border-radius:10px;background:#128f78;color:#fff;font-weight:700;cursor:pointer}#fengke-chat-send:disabled{opacity:.55;cursor:not-allowed}@media(max-width:520px){#fengke-chat-root{right:12px;bottom:14px}#fengke-chat-panel{position:fixed;inset:10px;width:auto;height:auto;max-height:none;border-radius:16px}#fengke-chat-button{width:56px;height:56px}}