.gc-fab{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:#0B1E31;color:#fff;border:none;cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;font-size:24px;z-index:9999;transition:transform .2s}
.gc-fab:hover{transform:scale(1.1)}
.gc-panel{position:fixed;bottom:90px;right:24px;width:340px;max-width:calc(100vw - 32px);height:460px;max-height:calc(100vh - 120px);background:#fff;border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,.2);display:none;flex-direction:column;z-index:9999;overflow:hidden}
.gc-panel.open{display:flex}
.gc-hdr{background:#0B1E31;color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}
.gc-hdr h3{margin:0;font-size:14px;font-weight:700;letter-spacing:1px}
.gc-hdr button{background:none;border:none;color:#fff;font-size:20px;cursor:pointer;padding:0 4px}
.gc-msgs{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.gc-msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:13px;line-height:1.5;word-wrap:break-word}
.gc-msg.bot{background:#f0f2f5;color:#1a1a1a;align-self:flex-start;border-bottom-left-radius:4px}
.gc-msg.user{background:#0B1E31;color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.gc-msg.system{background:#fff3cd;color:#856404;align-self:center;text-align:center;font-size:12px;border-radius:8px}
.gc-email{padding:12px;border-top:1px solid #eee;flex-shrink:0}
.gc-email label{font-size:11px;color:#666;display:block;margin-bottom:4px}
.gc-email input{width:100%;padding:8px 10px;border:1px solid #ddd;border-radius:8px;font-size:13px;outline:none;box-sizing:border-box}
.gc-email input:focus{border-color:#0B1E31}
.gc-input{display:flex;gap:6px;padding:10px 12px;border-top:1px solid #eee;flex-shrink:0;align-items:flex-end}
.gc-input textarea{flex:1;padding:8px 10px;border:1px solid #ddd;border-radius:8px;font-size:13px;resize:none;outline:none;max-height:80px;font-family:inherit;box-sizing:border-box}
.gc-input textarea:focus{border-color:#0B1E31}
.gc-input button{background:#0B1E31;color:#fff;border:none;border-radius:8px;padding:8px 14px;font-size:13px;cursor:pointer;white-space:nowrap;flex-shrink:0}
.gc-input button:disabled{opacity:.5;cursor:not-allowed}
.gc-esc{padding:8px 12px;border-top:1px solid #eee;flex-shrink:0;text-align:center}
.gc-esc button{background:none;border:1px solid #C5A059;color:#C5A059;border-radius:8px;padding:6px 16px;font-size:12px;cursor:pointer}
.gc-esc button:hover{background:#C5A059;color:#fff}
.gc-typing{align-self:flex-start;padding:8px 14px;background:#f0f2f5;border-radius:12px;font-size:12px;color:#999}
@media(max-width:480px){.gc-panel{bottom:0;right:0;width:100%;height:100%;max-height:100vh;border-radius:0}.gc-fab{bottom:16px;right:16px}}