body,html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;margin:0;padding:0}#root,body,html{height:0;overflow:visible}#root{position:relative}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}:root{--button-size:64px;--widget-width:380px;--widget-height:600px;--position-bottom:24px;--position-right:24px}*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}.chat-button{align-items:center;animation:pulse 2s infinite;-webkit-appearance:none;appearance:none;background:linear-gradient(135deg,#667eea,#764ba2);border:none!important;border-radius:50%;bottom:24px;bottom:var(--position-bottom);box-shadow:none;color:#fff;cursor:pointer;display:flex;font-size:28px;height:64px;height:var(--button-size);justify-content:center;outline:none!important;position:fixed;right:24px;right:var(--position-right);transition:all .3s cubic-bezier(.4,0,.2,1);width:64px;width:var(--button-size);z-index:1000}.chat-button:hover{box-shadow:none;transform:scale(1.1) translateY(-2px)}.chat-button:active{transform:scale(.95)}@keyframes pulse{0%,to{box-shadow:none}50%{box-shadow:none}}.chat-widget{animation:slideUp .3s cubic-bezier(.4,0,.2,1);background:#fff;border-radius:20px;bottom:24px;bottom:var(--position-bottom);box-shadow:none;display:flex;flex-direction:column;height:600px;height:var(--widget-height);overflow:hidden;position:fixed;right:24px;right:var(--position-right);width:380px;width:var(--widget-width);z-index:1000}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.chat-header{align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 2px 8px #0000001a;color:#fff;display:flex;gap:8px;justify-content:space-between;padding:20px}.chat-header h3{font-size:18px;font-weight:600;letter-spacing:.3px}.lang-switcher{display:flex;gap:8px;margin-left:auto;margin-right:8px}.lang-btn{align-items:center;background:#ffffff2e;border:none;border-radius:50%;box-shadow:0 2px 8px #00000014;color:#fff;cursor:pointer;display:inline-flex;font-size:18px;height:32px;justify-content:center;transition:transform .15s ease,background .2s ease,box-shadow .2s ease;width:32px}.lang-btn img{border-radius:50%;display:block;height:20px;width:20px}.lang-btn:hover{background:#ffffff47;transform:translateY(-1px)}.lang-btn.active{background:#fff6;box-shadow:inset 0 0 0 2px #ffffff59,0 4px 12px #0000001f}.close-btn{align-items:center;background:#fff3;border:none;border-radius:50%;box-sizing:border-box;color:#fff;cursor:pointer;display:flex;font-size:19px;height:32px;justify-content:center;line-height:1;margin:0;max-height:32px;max-width:32px;min-height:32px;min-width:32px;padding:0;transition:all .2s;vertical-align:middle;width:32px}.close-btn:hover{background:#ffffff4d;transform:rotate(90deg)}.chat-messages{background:linear-gradient(180deg,#f8f9fa 0,#fff);display:flex;flex:1 1;flex-direction:column;gap:12px;overflow-y:auto;padding:20px}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:#0000}.chat-messages::-webkit-scrollbar-thumb{background:#ddd;border-radius:3px}.chat-messages::-webkit-scrollbar-thumb:hover{background:#bbb}.welcome-message{background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000000d;color:#666;font-size:15px;margin:auto 0;padding:24px 16px;text-align:center}.message{word-wrap:break-word;animation:messageSlide .3s ease-out;border-radius:18px;font-size:14px;line-height:1.5;margin-bottom:4px;max-width:75%;padding:12px 16px;position:relative}@keyframes messageSlide{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.user{background:linear-gradient(135deg,#667eea,#764ba2);border-bottom-right-radius:4px;box-shadow:0 2px 8px #667eea4d;color:#fff;margin-left:auto}.message.assistant{background:#fff;border:1px solid #e9ecef;border-bottom-left-radius:4px;box-shadow:0 2px 4px #0000000d;color:#333}.message.assistant.typing{background:#f1f3f5;color:#666;font-style:italic}.typing-indicator{align-items:center;display:inline-flex;gap:4px;padding:4px 0}.typing-indicator span{animation:typing 1.4s infinite;background:#999;border-radius:50%;display:inline-block;height:8px;width:8px}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.7;transform:translateY(0)}30%{opacity:1;transform:translateY(-8px)}}.chat-input input{border:2px solid #e9ecef;border-radius:24px;font-family:inherit;font-size:14px;outline:none;padding:12px 16px;transition:all .2s}.chat-input input:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.chat-input input::placeholder{color:#adb5bd}.chat-input button{background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:24px;box-shadow:0 2px 8px #667eea4d;color:#fff;cursor:pointer;font-size:14px;font-weight:600;min-width:70px;padding:12px 24px;transition:all .2s}.chat-input button:hover:not(:disabled){box-shadow:0 4px 12px #667eea66;transform:translateY(-1px)}.chat-input button:active:not(:disabled){transform:translateY(0)}.chat-input button:disabled{background:#e9ecef;box-shadow:none;color:#adb5bd;cursor:not-allowed;transform:none}.send-btn{align-items:center!important;border-radius:50%!important;display:flex!important;flex-shrink:0;height:40px!important;justify-content:center!important;min-width:40px!important;padding:0!important;width:40px!important}.send-btn svg{height:20px;width:20px}.send-btn:disabled svg{opacity:.5}.menu-btn{align-items:center;background:#fff3;border:none;border-radius:50%;box-shadow:none;box-sizing:border-box;color:#fff;cursor:pointer;display:flex;font-size:20px;height:32px;justify-content:center;line-height:1;margin:0;max-height:32px;max-width:32px;min-height:32px;min-width:32px;padding:0;transition:all .2s;vertical-align:middle;width:32px}.menu-btn:hover{background:#ffffff4d}.header-buttons{align-items:center;display:flex;gap:8px;height:32px}.dropdown-container{position:relative}.dropdown-menu{animation:slideDown .2s ease-out;background:#fff;border-radius:8px;box-shadow:0 4px 12px #00000026;min-width:160px;overflow:hidden;position:absolute;right:0;top:calc(100% + 8px);z-index:1000}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.dropdown-item{align-items:center;background:#fff;border:none;color:#333;cursor:pointer;display:flex;font-size:14px;padding:12px 16px;text-align:left;transition:background .2s;width:100%}.dropdown-item:hover{background:#f5f5f5}.dropdown-item:first-child{border-bottom:1px solid #e9ecef}.chat-input{align-items:center;background:#fff;border-top:1px solid #e9ecef;display:flex;gap:12px;padding:16px}.chat-input input{flex:1 1}@media (max-width:480px){.chat-widget{border-radius:16px;bottom:16px;height:calc(100vh - 80px);right:16px;width:calc(100vw - 32px)}.chat-button{bottom:32px;right:32px}}
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