#sw-btn{position:fixed;right:18px;bottom:18px;z-index:2147483000;width:60px;height:60px;border-radius:50%;border:0;cursor:pointer;
 background:linear-gradient(135deg,#6d28d9,#0ea5e9);color:#fff;font-size:28px;box-shadow:0 6px 20px rgba(15,23,42,.3)}
#sw-btn:focus-visible,#sw-send:focus-visible,#sw-in:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}
#sw-panel{position:fixed;right:18px;bottom:90px;z-index:2147483000;width:360px;max-width:calc(100vw - 24px);height:520px;max-height:calc(100vh - 110px);
 display:none;flex-direction:column;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 12px 40px rgba(15,23,42,.35);
 font-family:"Segoe UI",system-ui,"Noto Sans Ethiopic",sans-serif;font-size:15px;color:#0f172a}
#sw-panel.open{display:flex}
#sw-head{background:linear-gradient(90deg,#6d28d9,#0ea5e9);color:#fff;padding:12px 14px;display:flex;align-items:center;gap:8px}
#sw-head b{flex:1}
#sw-head a,#sw-head button{color:#fff;background:rgba(255,255,255,.2);border:0;border-radius:8px;padding:5px 9px;font-size:13px;cursor:pointer;text-decoration:none}
#sw-log{flex:1;overflow-y:auto;padding:12px;background:#f8fafc;display:flex;flex-direction:column;gap:8px}
.sw-m{max-width:85%;padding:9px 12px;border-radius:14px;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere;line-height:1.4}
.sw-u{align-self:flex-end;background:#6d28d9;color:#fff;border-bottom-right-radius:4px}
.sw-b{align-self:flex-start;background:#fff;border:1px solid #e2e8f0;border-bottom-left-radius:4px}
.sw-a{align-self:flex-start;background:#ecfdf5;border:1px solid #10b981;border-bottom-left-radius:4px}
.sw-s{align-self:center;color:#64748b;font-size:13px;text-align:center}
.sw-buy{align-self:flex-start;display:inline-block;background:#10b981;color:#fff;text-decoration:none;padding:7px 12px;border-radius:99px;font-size:13px;font-weight:600}
#sw-form{display:flex;gap:6px;padding:10px;border-top:1px solid #e2e8f0;background:#fff}
#sw-in{flex:1;min-width:0;border:1px solid #cbd5e1;border-radius:10px;padding:10px;font-size:16px;font-family:inherit}
#sw-send{border:0;border-radius:10px;padding:0 16px;background:#6d28d9;color:#fff;font-size:18px;cursor:pointer}
#sw-send:disabled{opacity:.5}
@media(max-width:480px){#sw-panel{right:0;bottom:0;width:100vw;max-width:100vw;height:100%;max-height:100%;border-radius:0}
 #sw-btn{right:12px;bottom:12px}}