#rsc-chat-root{--rc:#f2b705;--rc2:#c99700;--gold:#2b1d00;--ink:#2b1d00;font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
#rsc-chat-btn{position:fixed;right:18px;bottom:18px;z-index:99998;display:flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--rc),var(--rc2));color:var(--ink);border:0;border-radius:999px;padding:18px 30px;font-size:19px;font-weight:700;cursor:pointer;box-shadow:0 6px 22px rgba(0,0,0,.28)}
#rsc-chat-btn:hover{transform:translateY(-1px)}
#rsc-chat-btn{animation:rscpulse 2.4s ease-out infinite}
@keyframes rscpulse{0%{box-shadow:0 6px 22px rgba(0,0,0,.28),0 0 0 0 rgba(242,183,5,.75)}70%{box-shadow:0 6px 22px rgba(0,0,0,.28),0 0 0 16px rgba(242,183,5,0)}100%{box-shadow:0 6px 22px rgba(0,0,0,.28),0 0 0 0 rgba(242,183,5,0)}}
@media(prefers-reduced-motion:reduce){#rsc-chat-btn{animation:none}}
#rsc-chat-btn svg{width:28px;height:28px;fill:var(--ink)}
#rsc-chat-panel{position:fixed;right:18px;bottom:96px;z-index:99999;width:360px;max-width:calc(100vw - 24px);height:500px;max-height:calc(100vh - 100px);background:#fff;border-radius:16px;box-shadow:0 12px 40px rgba(0,0,0,.3);display:none;flex-direction:column;overflow:hidden}
#rsc-chat-panel.open{display:flex}
#rsc-chat-head{background:linear-gradient(135deg,var(--rc),var(--rc2));color:var(--ink);padding:14px 16px;display:flex;justify-content:space-between;align-items:center;border-bottom:3px solid var(--gold)}
#rsc-chat-head b{font-size:15px}
#rsc-chat-head small{display:block;opacity:.85;font-size:12px;margin-top:2px}
#rsc-chat-x{background:none;border:0;color:var(--ink);font-size:24px;cursor:pointer;line-height:1}
#rsc-chat-log{flex:1;overflow-y:auto;padding:14px;background:#f6f4ef;display:flex;flex-direction:column;gap:8px}
.rsc-m{max-width:84%;padding:9px 13px;border-radius:14px;font-size:14.5px;line-height:1.4;white-space:pre-wrap;word-wrap:break-word}
.rsc-m.bot{background:#fff;color:#222;align-self:flex-start;border-bottom-left-radius:4px;box-shadow:0 1px 2px rgba(0,0,0,.08)}
.rsc-m.me{background:var(--rc);color:var(--ink);align-self:flex-end;border-bottom-right-radius:4px}
.rsc-m.typing{opacity:.6;font-style:italic}
#rsc-chat-form{display:flex;gap:8px;padding:10px;border-top:1px solid #e5e0d5;background:#fff}
#rsc-chat-in{flex:1;border:1px solid #cfc8b8;border-radius:999px;padding:10px 14px;font-size:16px;outline:none}
#rsc-chat-in:focus{border-color:var(--rc)}
#rsc-chat-send{background:var(--ink);color:#fff;border:0;border-radius:999px;padding:0 18px;font-weight:600;cursor:pointer}
#rsc-chat-note{font-size:11px;color:#777;text-align:center;padding:0 10px 8px;background:#fff}
@media(max-width:480px){#rsc-chat-panel{right:8px;bottom:88px;height:68vh}#rsc-chat-btn{padding:16px 24px;font-size:17px}}