body{font-family:Arial,sans-serif;margin:0;padding:0;background-color:#f4f4f4}input,button{padding:10px;font-size:14px}.qa-chat-widget{position:fixed;right:20px;bottom:20px;z-index:2147483000;font-family:Segoe UI,Tahoma,sans-serif}.qa-chat-toggle{position:relative;width:56px;height:56px;border:0;border-radius:50%;background:var(--qa-widget-primary, #0a6dff);color:#fff;font-size:24px;line-height:1;cursor:pointer;box-shadow:0 12px 30px rgba(var(--qa-widget-primary-rgb, 10, 109, 255),.35)}.qa-chat-toggle-pulse:before,.qa-chat-toggle-pulse:after{content:"";position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px;border-radius:50%;border:10px solid rgba(var(--qa-widget-primary-rgb, 10, 109, 255),.12);animation:qa-chat-toggle-pulse 2.4s infinite ease-out;pointer-events:none}.qa-chat-toggle-pulse:after{animation-delay:1.2s}.qa-chat-toggle-badge{position:absolute;top:-4px;right:-2px;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#ff3b30;color:#fff;font-size:11px;font-weight:700;line-height:20px;box-shadow:0 6px 14px #ff3b3059}.qa-chat-box{position:absolute;right:0;bottom:72px;width:min(380px,calc(100vw - 24px));height:min(540px,calc(100vh - 100px));background:#fff;border-radius:14px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 24px 50px #10182838;border:1px solid #d7deea}.qa-chat-header{background:var(--qa-widget-primary, #0a6dff);color:#fff;padding:14px 16px;font-size:15px;font-weight:600}.qa-chat-messages{flex:1;overflow-y:auto;background:#f5f8ff;padding:14px;display:flex;flex-direction:column;gap:8px}.qa-chat-message{max-width:82%;border-radius:10px;padding:10px 12px;font-size:14px;line-height:1.3}.qa-chat-message p{margin:0;overflow-wrap:anywhere}.qa-chat-inline-link{color:inherit;text-decoration:underline;text-underline-offset:2px;word-break:break-word}.qa-chat-message-user .qa-chat-inline-link{color:#fff}.qa-chat-message-assistant .qa-chat-inline-link{color:#2157d4}.qa-chat-media{width:100%;max-width:260px;border-radius:8px;display:block}.qa-chat-media-trigger{border:0;padding:0;margin:0;background:transparent;cursor:zoom-in}.qa-chat-media+p{margin-top:8px}.qa-chat-media-video{background:#000}.qa-chat-media-audio{width:260px;max-width:100%}.qa-chat-file-link{color:#2157d4;text-decoration:none;font-weight:600;font-size:12px}.qa-chat-file-link:hover{text-decoration:underline}.qa-chat-file-card{display:flex;align-items:center;gap:10px;min-width:220px;max-width:100%;border:1px solid #d7deea;border-radius:10px;background:#f8fbff;padding:10px}.qa-chat-file-icon{width:34px;height:34px;border-radius:8px;background:#eaf2ff;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.qa-chat-file-meta{min-width:0}.qa-chat-file-name{font-size:12px;color:#1a2437;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px;margin-bottom:2px}.qa-chat-image-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2147483600;background:#000000e0;display:flex;align-items:center;justify-content:center;padding:20px}.qa-chat-image-modal-content{max-width:min(1200px,96vw);max-height:92vh;width:auto;height:auto;border-radius:10px;box-shadow:0 22px 60px #0006}.qa-chat-image-modal-close{position:absolute;top:16px;right:16px;width:40px;height:40px;border:0;border-radius:999px;background:#fff3;color:#fff;font-size:28px;line-height:1;cursor:pointer}.qa-chat-message-user{align-self:flex-end;background:var(--qa-widget-primary, #0a6dff);color:#fff}.qa-chat-message-assistant{align-self:flex-start;background:#fff;color:#1a2437}.qa-chat-message-typing{padding:8px 10px}.qa-chat-typing-badge{display:inline-flex;align-items:center;gap:6px;min-width:44px;padding:8px 10px;border-radius:999px;background:#eaf1ff}.qa-chat-typing-dot{width:8px;height:8px;border-radius:50%;background:var(--qa-widget-primary, #0a6dff);opacity:.35;animation:qa-chat-typing-bounce 1.2s infinite ease-in-out}.qa-chat-typing-dot:nth-child(2){animation-delay:.15s}.qa-chat-typing-dot:nth-child(3){animation-delay:.3s}.qa-chat-input{border-top:1px solid #d7deea;background:#fff;padding:10px;display:grid;grid-template-columns:1fr auto;gap:8px}.qa-chat-suggestions{display:flex;flex-wrap:wrap;gap:8px;padding:0 10px 10px;background:#fff}.qa-chat-suggestion-btn{border:1px solid #ccd6ea;background:#f4f8ff;color:#1a2437;border-radius:999px;padding:6px 10px;font-size:12px;cursor:pointer}.qa-chat-input input{border:1px solid #ccd6ea;border-radius:8px;padding:10px 12px;font-size:14px;outline:none}.qa-chat-input input:focus{border-color:var(--qa-widget-primary, #0a6dff);box-shadow:0 0 0 3px #0a6dff26}.qa-chat-input button{border:0;border-radius:8px;padding:10px 14px;font-size:14px;color:#fff;background:var(--qa-widget-primary, #0a6dff);cursor:pointer}.qa-chat-input button:disabled{opacity:.6;cursor:not-allowed}@keyframes qa-chat-typing-bounce{0%,80%,to{transform:translateY(0);opacity:.35}40%{transform:translateY(-4px);opacity:1}}@keyframes qa-chat-toggle-pulse{0%{transform:scale(.9);opacity:0}20%{opacity:1}to{transform:scale(1.25);opacity:0}}