.ws-chat-panel,.ws-chat-invite{font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:#102d45}
.ws-chat-panel{position:fixed;right:24px;bottom:104px;z-index:19;display:flex;width:min(400px,calc(100vw - 32px));max-height:calc(100vh - 128px);overflow:hidden;flex-direction:column;border:1px solid #d4e9f3;border-radius:22px;background:#fff;box-shadow:0 26px 70px rgba(5,45,72,.28)}
.ws-chat-panel[hidden],.ws-chat-invite[hidden],.ws-chat-qr-wrap[hidden]{display:none}
.ws-chat-panel>header{display:flex;align-items:flex-start;justify-content:space-between;padding:16px 18px 14px;border-bottom:1px solid #dcebf2;background:linear-gradient(135deg,#eefaff,#f9fdff)}
.ws-chat-panel header strong,.ws-chat-panel header span{display:block}.ws-chat-panel header strong{font-size:17px}.ws-chat-panel header span{margin-top:4px;color:#668096;font-size:12px}.ws-chat-panel header span i{display:inline-block;width:7px;height:7px;margin-right:4px;border-radius:50%;background:#12a26f}
.ws-chat-panel header .ws-chat-service-hours{display:block;margin-top:4px;color:#4f7086;font-size:11px;line-height:1.4}
.ws-chat-panel header button{width:34px;height:34px;border:0;border-radius:50%;background:#fff;color:#47677c;cursor:pointer;font-size:22px}
.ws-chat-body{min-height:0;max-height:min(570px,calc(100vh - 230px));overflow:auto;flex:1 1 auto;background:#f8fcfe}
.ws-chat-agent-avatar{display:grid;width:38px;height:38px;flex:0 0 38px;place-items:center;border-radius:13px;background:linear-gradient(145deg,#0ba1e4,#087ac8);color:#fff;font-weight:800}.ws-chat-agent-avatar.has-logo{overflow:hidden;padding:4px;border:1px solid #d7e9f2;background:#fff}.ws-chat-agent-avatar img{display:block;width:100%;height:100%;object-fit:contain}.ws-chat-empty{margin:0;color:#668096;font-size:13px;line-height:1.55}
.ws-chat-auto-messages{display:flex;flex-direction:column;gap:10px;padding:18px 20px 8px}.ws-chat-auto-row{display:flex;align-items:flex-end;gap:10px;opacity:0;transform:translateY(7px);animation:ws-chat-message-in .32s ease-out forwards}.ws-chat-auto-row:nth-child(2){animation-delay:.55s}.ws-chat-auto-row:nth-child(3){animation-delay:1.1s}.ws-chat-auto-row p{max-width:calc(100% - 48px);margin:0;padding:10px 12px;border:1px solid #e1edf3;border-radius:14px 14px 14px 4px;background:#fff;box-shadow:0 3px 12px rgba(9,62,91,.08);color:#173951;font-size:13px;line-height:1.55}.ws-chat-auto-row .ws-chat-agent-avatar{width:34px;height:34px;flex-basis:34px;border-radius:11px}@keyframes ws-chat-message-in{to{opacity:1;transform:none}}
.ws-chat-quick{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px 20px 4px}.ws-chat-quick button{min-height:38px;padding:7px 9px;border:1px solid #b9dfea;border-radius:12px;background:#fff;color:#176d98;cursor:pointer;font-weight:650;text-align:left}.ws-chat-quick button:hover{border-color:#0b91d4;background:#eefaff;color:#087bc0}
.ws-chat-start{display:grid;grid-template-columns:1fr auto;gap:9px;padding:12px 20px 20px}.ws-chat-start textarea,.ws-chat-reply textarea{display:block;width:100%;padding:11px 12px;border:1px solid #cfe3ed;border-radius:11px;outline:none;background:#fff;color:#102d45;font:inherit;box-sizing:border-box}.ws-chat-start textarea:focus,.ws-chat-reply textarea:focus{border-color:#0a91d4;box-shadow:0 0 0 3px rgba(10,145,212,.12)}.ws-chat-start textarea{grid-column:1/-1;min-height:82px;resize:vertical}.ws-chat-contact-tip{grid-column:1/-1;margin:0;color:#71899a;font-size:12px;line-height:1.5}
.ws-chat-primary{min-height:42px;padding:0 18px;border:0;border-radius:99px;background:#0b91d4;color:#fff;cursor:pointer;font-weight:750}.ws-chat-primary:disabled{cursor:wait;opacity:.55}.ws-chat-start .ws-chat-primary{grid-column:1/-1;width:100%}.ws-chat-error{min-height:0;margin:0;color:#c92a2a;font-size:12px}.ws-chat-start .ws-chat-error{grid-column:1/-1}
.ws-chat-loading,.ws-chat-error-state{padding:50px 20px;color:#668096;text-align:center}.ws-chat-messages{display:flex;min-height:280px;max-height:390px;flex-direction:column;gap:12px;overflow:auto;padding:18px}.ws-chat-message{align-self:flex-start;max-width:82%}.ws-chat-message.visitor{align-self:flex-end}.ws-chat-message span,.ws-chat-message time{display:block;margin:0 4px 4px;color:#7890a0;font-size:11px}.ws-chat-message.visitor span,.ws-chat-message.visitor time{text-align:right}.ws-chat-message p{margin:0;padding:10px 12px;border-radius:13px 13px 13px 4px;background:#fff;box-shadow:0 2px 9px rgba(9,62,91,.08);line-height:1.55;overflow-wrap:anywhere}.ws-chat-message.visitor p{border-radius:13px 13px 4px 13px;background:#0b91d4;color:#fff}.ws-chat-message time{margin-top:4px}
.ws-chat-reply{display:grid;grid-template-columns:1fr auto;gap:9px;padding:10px 16px 14px;border-top:1px solid #dcebf2;background:#fff}.ws-chat-reply-tip{grid-column:1/-1;margin:0;color:#71899a;font-size:12px}.ws-chat-reply textarea{min-height:42px;max-height:92px;margin:0;resize:none}.ws-chat-reply .ws-chat-error{grid-column:1/-1}.ws-chat-closed{padding:18px;border-top:1px solid #dcebf2;background:#fff;text-align:center}.ws-chat-closed p{margin:0 0 9px;color:#668096;font-size:13px}.ws-chat-closed button{border:0;background:transparent;color:#0788ca;cursor:pointer;font-weight:700}
.ws-chat-footer{padding:11px 16px 13px;border-top:1px solid #dcebf2;background:#fff;flex:0 0 auto;text-align:center}.ws-chat-footer>strong{display:block;margin-bottom:7px;color:#173951;font-size:13px}.ws-chat-qr-wrap{text-align:center}.ws-chat-qr-grid{display:grid;grid-template-columns:repeat(2,86px);justify-content:center;gap:12px}.ws-chat-qr-grid[data-qr-count="1"]{grid-template-columns:86px}.ws-chat-qr-item{display:block}.ws-chat-footer .ws-chat-qr-item img{display:block;width:86px;height:86px;padding:3px;border:1px solid #d9eaf2;border-radius:10px;object-fit:contain}.ws-chat-qr-wrap small{display:block;margin-top:5px;color:#168bc8}
.ws-chat-invite{position:fixed;right:24px;bottom:182px;z-index:18;width:min(310px,calc(100vw - 32px));padding:17px 42px 16px 18px;border:1px solid #bfe4f3;border-radius:18px;background:#fff;box-shadow:0 18px 45px rgba(5,75,116,.2);animation:ws-chat-rise .28s ease-out}.ws-chat-invite:after{position:absolute;right:27px;bottom:-9px;width:16px;height:16px;border-right:1px solid #bfe4f3;border-bottom:1px solid #bfe4f3;background:#fff;content:"";transform:rotate(45deg)}.ws-chat-invite strong,.ws-chat-invite span{display:block}.ws-chat-invite strong{font-size:15px;line-height:1.45}.ws-chat-invite span{margin-top:4px;color:#668096;font-size:12px;line-height:1.5}.ws-chat-invite-close{position:absolute;top:8px;right:9px;width:28px;height:28px;border:0;border-radius:50%;background:#f2f8fb;color:#587488;cursor:pointer;font-size:18px}.ws-chat-invite-action{margin-top:11px;padding:8px 17px;border:0;border-radius:99px;background:#0b91d4;color:#fff;cursor:pointer;font-weight:750}@keyframes ws-chat-rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.ws-chat-sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.wecom-float[data-ws-chat-toggle]{overflow:visible}.wecom-float[data-ws-chat-toggle]:hover{width:64px!important;height:64px!important}.wecom-float[data-ws-chat-toggle]:hover .wecom-flip{transform:none!important}.wecom-float .ws-chat-icon-unread{position:absolute;top:-7px;right:-7px;z-index:3;display:grid;min-width:23px;height:23px;place-items:center;padding:0 5px;border:2px solid #fff;border-radius:99px;background:#f03e3e;color:#fff;font-size:11px;font-style:normal}
@media(prefers-reduced-motion:reduce){.ws-chat-auto-row{opacity:1;transform:none;animation:none}}
@media(max-width:600px){.ws-chat-panel{right:10px;bottom:76px;width:calc(100vw - 20px);max-height:calc(100vh - 88px)}.ws-chat-body{max-height:calc(100vh - 190px)}.ws-chat-invite{right:12px;bottom:154px;width:calc(100vw - 48px)}.ws-chat-auto-messages{padding:14px 16px 6px}.ws-chat-quick{padding:8px 16px 4px}.ws-chat-start{padding:10px 16px 16px}.ws-chat-messages{min-height:220px}.ws-chat-quick button{font-size:12px}}
.ws-chat-message-image{display:block;margin-top:8px}.ws-chat-message-image img{display:block;max-width:220px;max-height:220px;border-radius:12px;object-fit:contain;background:#fff}.ws-chat-image-button{display:inline-flex;align-items:center;justify-content:center;width:max-content;padding:7px 12px;border:1px solid #c9e2ef;border-radius:9px;color:#087fbd;background:#f5fbfe;cursor:pointer;font-size:13px}.ws-chat-image-button input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.ws-chat-image-preview{grid-column:1/-1;display:flex;align-items:center;gap:10px;padding:8px;border-radius:10px;background:#eef8fc}.ws-chat-image-preview[hidden]{display:none}.ws-chat-image-preview img{width:64px;height:64px;object-fit:cover;border-radius:8px}.ws-chat-image-preview button{border:0;background:transparent;color:#cf3345;cursor:pointer}.ws-chat-send-hint{grid-column:1/-1;color:#7892a2;font-size:12px}
.ws-chat-panel,.ws-chat-panel *{box-sizing:border-box}
/* One bounded panel; only the conversation track scrolls. */
.ws-chat-panel{z-index:1300;width:min(420px,calc(100vw - 32px));height:min(700px,calc(100dvh - 120px));max-height:none;border-radius:18px;box-shadow:0 16px 56px #163a5426;font-size:14px;line-height:1.5}
.ws-chat-panel>header{position:static;flex:0 0 auto;padding:14px 18px;background:#fff;gap:12px}
.ws-chat-panel>header button{flex:0 0 34px;background:#f3f7f9}
.ws-chat-body{display:flex;flex-direction:column;flex:1 1 0;min-height:0;max-height:none;overflow:hidden;background:#f5f8fa}
.ws-chat-messages,.ws-chat-history{flex:1 1 0;min-height:0;max-height:none;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#bdd0dc transparent;scrollbar-gutter:stable}
.ws-chat-messages{padding:16px;gap:16px}
.ws-chat-message{flex:0 0 auto;max-width:86%;min-width:0}
.ws-chat-message p,.ws-chat-auto-row p{box-shadow:none;border:1px solid #e5edf2}
.ws-chat-message.visitor p{background:#e4f3fc;border-color:#d6ebf8;color:#173951}
.ws-chat-message-image img{max-width:min(240px,100%);max-height:180px;height:auto;border:1px solid #e5edf2;border-radius:10px}
.ws-chat-start,.ws-chat-reply,.ws-chat-closed{flex:0 0 auto;margin:0;padding:12px 16px;background:#fff;border-top:1px solid #e6edf2;gap:8px;grid-template-columns:minmax(0,1fr) auto}
.ws-chat-start textarea,.ws-chat-reply textarea{grid-column:1;grid-row:1;min-height:58px;height:58px;max-height:58px;resize:none;font-size:14px;line-height:1.5;background:#f8fafc}
.ws-chat-start .ws-chat-primary,.ws-chat-reply .ws-chat-primary{grid-column:2;grid-row:1;width:auto;align-self:stretch;min-height:40px;border-radius:10px;padding:0 15px}
.ws-chat-contact-tip,.ws-chat-reply-tip{display:none}
.ws-chat-send-hint{font-size:11px;line-height:1.4}
.ws-chat-error:empty{display:none}
.ws-chat-image-preview{grid-row:2;margin:0;padding:6px;font-size:12px}
.ws-chat-image-preview img{width:36px;height:36px}
.ws-chat-panel>.ws-chat-footer{position:static;display:block;margin:0;padding:11px 16px 13px;border-top:1px solid #e6edf2;text-align:center}
.ws-chat-footer>strong{margin:0 0 7px;font-size:13px;font-weight:700}
.ws-chat-qr-grid{grid-template-columns:repeat(2,86px);gap:12px}
.ws-chat-qr-grid[data-qr-count="1"]{grid-template-columns:86px}
.ws-chat-footer .ws-chat-qr-item img{width:86px;height:86px;padding:3px;border-radius:10px}
.ws-chat-qr-wrap small{font-size:13px;color:#168bc8;margin-top:5px}
.ws-chat-quick{padding-bottom:16px}
.ws-chat-panel button:focus-visible,.ws-chat-messages:focus-visible,.ws-chat-history:focus-visible{outline:2px solid #0b91d4;outline-offset:-2px}
@media(max-width:600px){
 .ws-chat-panel{right:8px;bottom:max(8px,env(safe-area-inset-bottom));width:calc(100vw - 16px);height:min(700px,calc(100dvh - 16px));border-radius:16px}
 .ws-chat-panel>header{padding:12px 14px}
 .ws-chat-start textarea,.ws-chat-reply textarea{font-size:16px}
 .ws-chat-panel>.ws-chat-footer{padding:10px 16px}
}
@media(max-height:560px){
 .ws-chat-panel{bottom:8px;height:calc(100dvh - 16px)}
 .ws-chat-panel>header{padding:8px 14px}
 .ws-chat-panel header span{display:none}
 .ws-chat-panel>.ws-chat-footer{padding:6px 16px}
 .ws-chat-start,.ws-chat-reply{padding:8px 12px;gap:4px}
 .ws-chat-start textarea,.ws-chat-reply textarea{height:44px;min-height:44px;max-height:44px;padding:8px}
 .ws-chat-send-hint{display:none}
 .ws-chat-image-preview{padding:2px 6px}
 .ws-chat-image-preview img{width:24px;height:24px}
}
.wecom-float.ws-chat-universal-launch{position:fixed;right:24px;bottom:24px;z-index:1090;display:grid;place-items:center;width:64px;height:64px;padding:5px;border:0;border-radius:20px;background:#fff;box-shadow:0 8px 32px #12314826;cursor:pointer}
.wecom-float.ws-chat-universal-launch img{display:block;width:100%;height:100%;object-fit:contain}
@media(max-width:600px){.wecom-float.ws-chat-universal-launch{right:14px;bottom:18px}}