.rcai-root,.rcai-root *,.rcai-root *:before,.rcai-root *:after{box-sizing:border-box}.rcai-root{--rcai-primary: #4f46e5;--rcai-primary-light: #eef2ff;--rcai-primary-dark: #4338ca;--rcai-text: #1e293b;--rcai-muted: #64748b;--rcai-border: #e2e8f0;--rcai-bg: #ffffff;--rcai-bg-alt: #f8fafc;--rcai-radius-sm: 6px;--rcai-radius: 12px;--rcai-radius-lg: 16px;--rcai-shadow: 0 10px 30px rgba(15, 23, 42, .18);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;color:var(--rcai-text);font-size:14px;line-height:1.5;position:fixed;bottom:24px;right:24px;z-index:2147483600}.rcai-bubble{width:56px;height:56px;border-radius:50%;background:var(--rcai-primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--rcai-shadow);transition:transform .18s ease,background .18s ease;outline:none}.rcai-bubble:hover{transform:translateY(-2px);background:var(--rcai-primary-dark)}.rcai-bubble:focus-visible{box-shadow:0 0 0 3px var(--rcai-primary-light),var(--rcai-shadow)}.rcai-bubble svg{width:24px;height:24px}.rcai-panel{position:absolute;bottom:72px;right:0;width:380px;max-width:calc(100vw - 32px);height:560px;max-height:calc(100vh - 120px);background:var(--rcai-bg);border-radius:var(--rcai-radius-lg);border:1px solid var(--rcai-border);box-shadow:var(--rcai-shadow);display:flex;flex-direction:column;overflow:hidden;animation:rcai-slide-in .2s ease-out}@keyframes rcai-slide-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.rcai-header{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--rcai-primary);color:#fff}.rcai-avatar{width:36px;height:36px;border-radius:10px;background:#ffffff2e;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex-shrink:0}.rcai-header-info{flex:1;min-width:0}.rcai-header-name{font-weight:600;font-size:15px;margin:0}.rcai-header-sub{font-size:12px;opacity:.85;margin:0}.rcai-close{background:transparent;border:none;color:#fff;cursor:pointer;padding:6px;border-radius:6px;display:flex;align-items:center;justify-content:center}.rcai-close:hover{background:#ffffff1f}.rcai-messages{flex:1;overflow-y:auto;padding:16px;background:var(--rcai-bg-alt);display:flex;flex-direction:column;gap:12px}.rcai-msg-row{display:flex;gap:8px;align-items:flex-start;max-width:85%}.rcai-msg-row.rcai-from-user{align-self:flex-end;flex-direction:row-reverse}.rcai-msg-avatar{width:28px;height:28px;border-radius:50%;background:#fff;border:1px solid var(--rcai-border);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--rcai-muted)}.rcai-from-user .rcai-msg-avatar{background:var(--rcai-primary);border-color:var(--rcai-primary);color:#fff}.rcai-msg-bubble{background:#fff;border:1px solid var(--rcai-border);border-radius:0 var(--rcai-radius) var(--rcai-radius) var(--rcai-radius);padding:10px 12px;font-size:14px;white-space:pre-wrap;word-wrap:break-word}.rcai-from-user .rcai-msg-bubble{background:var(--rcai-primary);color:#fff;border-color:var(--rcai-primary);border-radius:var(--rcai-radius) 0 var(--rcai-radius) var(--rcai-radius)}.rcai-msg-error .rcai-msg-bubble{background:#fef2f2;border-color:#fecaca;color:#b91c1c}.rcai-sources{margin-top:8px;padding-top:8px;border-top:1px solid var(--rcai-border);font-size:12px;color:var(--rcai-muted)}.rcai-sources ul{list-style:none;padding:0;margin:4px 0 0;display:flex;flex-direction:column;gap:2px}.rcai-thinking{display:flex;gap:4px;align-items:center;color:var(--rcai-muted);font-style:italic;font-size:13px}.rcai-thinking-dot{width:6px;height:6px;background:var(--rcai-muted);border-radius:50%;animation:rcai-pulse 1.2s ease-in-out infinite}.rcai-thinking-dot:nth-child(2){animation-delay:.15s}.rcai-thinking-dot:nth-child(3){animation-delay:.3s}@keyframes rcai-pulse{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1.1)}}.rcai-input-area{padding:10px 12px;background:#fff;border-top:1px solid var(--rcai-border)}.rcai-input-form{display:flex;gap:8px;align-items:center;background:var(--rcai-bg-alt);border:1px solid var(--rcai-border);border-radius:999px;padding:4px 4px 4px 14px;transition:border-color .18s ease,box-shadow .18s ease}.rcai-input-form:focus-within{border-color:var(--rcai-primary);box-shadow:0 0 0 3px var(--rcai-primary-light);background:#fff}.rcai-input{flex:1;border:none;background:transparent;outline:none;font:inherit;color:inherit;padding:6px 0}.rcai-send{width:36px;height:36px;border-radius:50%;border:none;background:var(--rcai-primary);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}.rcai-send:disabled{opacity:.5;cursor:not-allowed}.rcai-send svg{width:16px;height:16px}.rcai-error-state,.rcai-loading-state{padding:24px;text-align:center;color:var(--rcai-muted);font-size:13px}@media (max-width: 480px){.rcai-root{bottom:16px;right:16px}.rcai-panel{width:calc(100vw - 32px);height:calc(100vh - 96px);bottom:72px}}