.sc-support{--sc-blue:#2864ee;--sc-ink:#24334a;--sc-muted:#65758c;--sc-line:#e5eaf2;position:fixed;right:24px;bottom:22px;z-index:2147482000;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:14px;line-height:1.6;letter-spacing:normal;color:var(--sc-ink);text-align:left;-webkit-font-smoothing:antialiased;color-scheme:light}
.sc-support *,.sc-support *:before,.sc-support *:after{box-sizing:border-box}.sc-support [hidden]{display:none!important}.sc-support button,.sc-support textarea{font:inherit;letter-spacing:normal}.sc-support button{cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.sc-support button:disabled{cursor:default}.sc-support button:focus-visible,.sc-support textarea:focus-visible,.sc-support .sc-messages:focus-visible{outline:3px solid #87adff;outline-offset:3px}.sc-support p,.sc-support h2{margin:0}.sc-support .sc-icon{display:block;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}.sc-support .sc-sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.sc-support .sc-launcher{position:relative;display:flex;align-items:center;justify-content:center;gap:9px;height:51px;min-width:127px;padding:0 19px;background:var(--sc-blue);border:1px solid #1e5ce6;border-radius:26px;box-shadow:0 5px 18px #2458c62b;color:#fff;font-size:13px;font-weight:600;line-height:1;transition:background .18s,transform .18s,box-shadow .18s}.sc-support .sc-launcher:hover{background:#1a54d6;transform:translateY(-2px);box-shadow:0 7px 22px #2458c638}.sc-support .sc-launcher>.sc-icon{width:21px;height:21px}.sc-support .sc-unread{position:absolute;right:4px;top:2px;width:10px;height:10px;border:2px solid white;border-radius:50%;background:#f5a742}
.sc-support .sc-panel{position:absolute;right:0;bottom:66px;display:flex;flex-direction:column;width:390px;height:590px;max-height:calc(100vh - 118px);max-height:calc(100dvh - 118px);overflow:hidden;background:#fff;border:1px solid #dce4f0;border-radius:19px;box-shadow:0 20px 70px #233c6d2b,0 4px 12px #233c6d0b;animation:sc-panel-in .18s ease-out;transform-origin:bottom right}
.sc-support .sc-header{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none;padding:17px 16px 14px;border-bottom:1px solid #e9edf5;background:#fff}.sc-support .sc-brand{display:flex;align-items:center;gap:10px;min-width:0}.sc-support .sc-brand-icon{display:grid;place-items:center;flex:none;width:38px;height:38px;border:1px solid #e0e9fd;border-radius:11px;background:#eef4ff;color:var(--sc-blue)}.sc-support .sc-brand-icon .sc-icon{width:21px;height:21px}.sc-support .sc-title{font-size:16px;font-weight:650;line-height:1.45;color:#24334a;letter-spacing:-.2px}.sc-support .sc-subtitle{font-size:10px;line-height:1.7;color:#65758c;margin-top:2px}.sc-support .sc-header-actions{display:flex;align-items:center;gap:4px;flex:none}.sc-support .sc-icon-button{display:grid;place-items:center;width:31px;height:31px;padding:0;border:0;border-radius:7px;background:transparent;color:#78869b;transition:color .15s,background .15s}.sc-support .sc-icon-button:hover{color:#33507e;background:#f0f4fb}.sc-support .sc-icon-button:disabled{color:#b1bccb;background:transparent}.sc-support .sc-icon-button>.sc-icon{width:17px;height:17px}.sc-support .sc-disclaimer{flex:none;text-align:center;font-size:10px;line-height:1.6;color:#60738f;background:#f4f7fd;padding:8px 12px;border-bottom:1px solid #e9edf5}
.sc-support .sc-messages{flex:1;min-height:100px;padding:19px 17px 10px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#d9e1ef transparent;background:#fff;outline-offset:-4px!important}.sc-support .sc-welcome{padding:15px 15px 16px;background:#f4f7fd;border:1px solid #e8edf8;border-radius:2px 13px 13px 13px;margin-bottom:18px}.sc-support .sc-welcome-kicker{font-size:13px;font-weight:650;color:#36527b;margin-bottom:6px}.sc-support .sc-welcome-copy{font-size:12px;line-height:1.9;color:#65758c}.sc-support .sc-message{display:flex;flex-direction:column;align-items:flex-start;margin:14px 0;max-width:100%;word-break:break-word;overflow-wrap:anywhere}.sc-support .sc-message-label{display:block;padding:0 3px;margin-bottom:5px;font-size:10px;line-height:1.5;color:#74839a}.sc-support .sc-bubble{max-width:94%;border:1px solid #e8edf5;border-radius:2px 12px 12px 12px;background:#f3f6fb;padding:10px 12px;color:#35455e;font-size:12px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}.sc-support .sc-message-user{align-items:flex-end}.sc-support .sc-message-user>.sc-bubble{border:1px solid #dce6ff;background:#edf3ff;color:#2f538c;border-radius:12px 2px 12px 12px}.sc-support .sc-message-user>.sc-message-label{color:#5d76a0}.sc-support .sc-message-error{max-width:94%;margin-top:7px;display:flex;flex-direction:column;align-items:flex-end;gap:6px}.sc-support .sc-error-copy{font-size:11px;line-height:1.7;color:#b13b3b;text-align:left}.sc-support .sc-retry{display:flex;align-items:center;gap:5px;border:1px solid #e0e7f3;padding:4px 8px;background:white;border-radius:6px;color:#486797;font-size:10px;line-height:1.6}.sc-support .sc-retry>.sc-icon{width:12px;height:12px}.sc-support .sc-retry:hover{background:#f1f5fc}.sc-support .sc-retry:disabled{opacity:.5}
.sc-support .sc-shortcuts{display:flex;flex:none;flex-wrap:wrap;gap:6px;padding:10px 16px 12px;background:white}.sc-support .sc-shortcut{display:inline-flex;align-items:center;gap:5px;padding:5px 8px;border:1px solid #e2e9f5;border-radius:6px;background:#f8faff;color:#526b92;font-size:10px;line-height:1.7;white-space:nowrap;transition:background .15s,border-color .15s}.sc-support .sc-shortcut>.sc-icon{width:11px;height:11px}.sc-support .sc-shortcut:hover{background:#edf3ff;border-color:#bfd0f6}.sc-support .sc-shortcut:disabled{color:#99a6b9;background:#fafbfd;border-color:#e9edf4}
.sc-support .sc-composer{flex:none;border-top:1px solid #e7edf6;padding:12px 14px 11px;background:#fff}.sc-support .sc-input-row{display:flex;align-items:flex-end;gap:8px;padding:7px 8px 7px 11px;border:1px solid #dce4ef;background:#fbfcff;border-radius:10px;transition:border-color .15s,box-shadow .15s}.sc-support .sc-input-row:focus-within{border-color:#8baef8;box-shadow:0 0 0 2px #2864ee0a}.sc-support .sc-input{display:block;flex:1;min-width:0;min-height:33px;max-height:96px;padding:5px 0;resize:none;outline:none!important;border:0;border-radius:0;background:transparent;box-shadow:none;color:#293d59;font-size:12px;line-height:1.8;overflow-y:auto;scrollbar-width:thin}.sc-support .sc-input::placeholder{color:#77879c}.sc-support .sc-send{display:grid;place-items:center;flex:none;width:33px;height:33px;padding:0;border:1px solid #2864ee;border-radius:8px;background:var(--sc-blue);color:white;transition:background .15s}.sc-support .sc-send>.sc-icon{width:16px;height:16px}.sc-support .sc-send:hover{background:#174fcf}.sc-support .sc-send:disabled{color:#a2b3d0;border-color:#e4eaf5;background:#ecf1f9}.sc-support .sc-composer-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:6px;color:#76859a;font-size:9px;line-height:1.7}.sc-support .sc-character-count{flex:none;font-variant-numeric:tabular-nums}.sc-support .sc-status{min-height:17px;padding-top:4px;font-size:10px;line-height:1.7;color:#65758c}.sc-support .sc-status[data-state=loading]{color:#3565b8}.sc-support .sc-status[data-state=error]{color:#b13b3b}
@keyframes sc-panel-in{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}
@media(max-width:600px){.sc-support{right:max(14px,env(safe-area-inset-right));bottom:max(16px,env(safe-area-inset-bottom))}.sc-support .sc-launcher{height:47px;min-width:117px;font-size:12px;padding-inline:17px;gap:8px}.sc-support .sc-launcher>.sc-icon{width:19px;height:19px}.sc-support .sc-panel{right:0;bottom:61px;width:min(390px,calc(100vw - 28px));height:570px;max-height:calc(100vh - 112px);max-height:calc(100dvh - 112px);border-radius:16px}.sc-support .sc-header{padding:14px}.sc-support .sc-messages{padding:16px 14px 8px}.sc-support .sc-shortcuts{padding:8px 13px 10px;gap:5px}.sc-support .sc-shortcut{font-size:9px;padding:5px 7px;gap:4px}.sc-support .sc-composer{padding:11px 12px 10px}.sc-support .sc-input{font-size:16px;line-height:1.55;padding:4px 0;min-height:33px}.sc-support .sc-input-hint{font-size:8px}.sc-support .sc-welcome{padding:13px}.sc-support .sc-welcome-copy,.sc-support .sc-bubble{font-size:12px}}
@media(max-width:360px){.sc-support .sc-panel{width:calc(100vw - 24px);right:-2px}.sc-support .sc-shortcuts{gap:4px;padding-inline:10px}.sc-support .sc-shortcut{font-size:9px;padding-inline:6px}.sc-support .sc-shortcut>.sc-icon{display:none}.sc-support .sc-subtitle{font-size:9px}.sc-support .sc-title{font-size:15px}}
@media(max-height:520px){.sc-support .sc-panel{height:calc(100vh - 96px);max-height:calc(100dvh - 96px);bottom:58px}.sc-support .sc-header{padding:10px 12px}.sc-support .sc-disclaimer{padding:5px 10px}.sc-support .sc-shortcuts{display:none}.sc-support .sc-messages{min-height:45px}.sc-support .sc-welcome{padding:10px;margin-bottom:10px}.sc-support .sc-composer{padding:8px 10px}.sc-support .sc-composer-meta{display:none}.sc-support .sc-status{font-size:9px;padding-top:3px}}
@media(prefers-reduced-motion:reduce){.sc-support .sc-panel,.sc-support .sc-launcher,.sc-support .sc-icon-button,.sc-support .sc-shortcut,.sc-support .sc-send,.sc-support .sc-input-row{animation:none;transition:none}.sc-support .sc-launcher:hover{transform:none}}
.sc-support .sc-message-link{color:#2059d8;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;overflow-wrap:anywhere}.sc-support .sc-message-link:hover{color:#123f9f}.sc-support .sc-message-link:focus-visible{outline:3px solid #87adff;outline-offset:3px;border-radius:2px}