.xcs-hidden{display:none!important}.xcs-root{position:fixed;inset:0;z-index:9000;background:#f5f7fb;color:#182033;font-family:"Microsoft YaHei UI","PingFang SC",system-ui,sans-serif}.xcs-root *{box-sizing:border-box}.xcs-app{height:100%;display:grid;grid-template-rows:auto minmax(0,1fr) auto}.xcs-head{display:flex;align-items:center;justify-content:space-between;padding:14px clamp(14px,4vw,30px);background:#fff;border-bottom:1px solid #e6eaf0}.xcs-head-left{display:flex;align-items:center;gap:13px}.xcs-head h1{font-size:18px;margin:0}.xcs-head p{font-size:12px;color:#7c879a;margin:3px 0 0}.xcs-back,.xcs-close{border:1px solid #dfe4ec;background:#fff;border-radius:10px;padding:9px 12px;color:#506078;cursor:pointer}.xcs-thread{overflow:auto;padding:24px max(16px,calc((100vw - 920px)/2));scroll-behavior:smooth}.xcs-message{display:flex;margin:12px 0}.xcs-message.me{justify-content:flex-end}.xcs-bubble{max-width:min(640px,82%);padding:11px 13px;border-radius:17px;border:1px solid #e2e7ef;background:#fff;box-shadow:0 4px 14px rgba(35,49,73,.05);word-break:break-word}.xcs-message.me .xcs-bubble{background:#dce9ff;border-color:#c7d9fb;border-bottom-right-radius:5px}.xcs-message.them .xcs-bubble{border-bottom-left-radius:5px}.xcs-bubble p{margin:0;white-space:pre-wrap}.xcs-time{display:block;margin-top:7px;font-size:10px;color:#8b96a8}.xcs-media{display:block;max-width:min(460px,100%);max-height:420px;border-radius:11px;background:#dde3ec}.xcs-compose{background:#fff;border-top:1px solid #e1e6ed;padding:10px max(14px,calc((100vw - 920px)/2)) max(12px,env(safe-area-inset-bottom))}.xcs-file-name{height:18px;margin:0 0 5px 54px;font-size:12px;color:#7b8798;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.xcs-row{display:flex;align-items:flex-end;gap:9px}.xcs-file{position:relative;display:grid;place-items:center;flex:0 0 46px;height:46px;border:1px solid #dfe5ed;border-radius:13px;background:#fff;font-size:23px;color:#55708f;cursor:pointer}.xcs-file input{position:absolute;inset:0;opacity:0;cursor:pointer}.xcs-row textarea{flex:1;min-width:0;min-height:46px;max-height:130px;resize:vertical;border:1px solid #dfe5ed;border-radius:13px;padding:12px;outline:none;font:inherit}.xcs-row textarea:focus{border-color:#7fa9ef;box-shadow:0 0 0 3px rgba(47,111,237,.12)}.xcs-send{height:46px;border:0;border-radius:12px;padding:0 20px;background:#2f6fed;color:#fff;font-weight:700;cursor:pointer}.xcs-send:disabled{opacity:.55}.xcs-empty{height:100%;display:grid;place-items:center;text-align:center;color:#7b8798}.xcs-empty strong{display:block;color:#344054;margin-bottom:6px}.xcs-toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);z-index:9100;padding:10px 15px;border-radius:10px;background:#172033;color:#fff;font-size:13px}.xcs-expiry{text-align:center;color:#98a1b1;font-size:11px;margin:18px 0}.xcs-closed{padding:16px;text-align:center;background:#fff;color:#7a8495;border-top:1px solid #e2e7ee}
@media(max-width:640px){.xcs-head{padding:11px 12px}.xcs-head h1{font-size:16px}.xcs-close{display:none}.xcs-thread{padding:16px 11px}.xcs-bubble{max-width:88%}.xcs-compose{padding:8px 9px max(9px,env(safe-area-inset-bottom))}.xcs-send{padding:0 15px}.xcs-file-name{margin-left:52px}}
.xcs-file-input{position:fixed;left:-9999px;width:1px;height:1px;opacity:0}.xcs-file{position:static}.xcs-file-name{height:auto;min-height:24px;display:flex;align-items:center;justify-content:space-between;gap:10px}.xcs-file-name span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.xcs-file-name button{flex:0 0 24px;width:24px;height:24px;min-height:24px;padding:0;border:0;border-radius:50%;background:#e9eef5;color:#59677a;font-size:17px;line-height:1}