.chat-widget{background:var(--tg-bg, #fff);display:flex;flex-direction:column;height:520px;border-radius:14px;box-shadow:0 4px 24px #0000001f;overflow:hidden}.chat-widget.tg-fullscreen{position:fixed;inset:0;height:var(--tg-viewport-stable-height, 100svh);border-radius:0;box-shadow:none;padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px)}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--tg-btn, #667eea);color:var(--tg-btn-text, #fff);font-weight:600;font-size:15px;flex-shrink:0}.chat-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-right:8px}.chat-header.tg-native{padding-top:env(safe-area-inset-top,14px)}.close-btn{background:none;border:none;color:var(--tg-btn-text, #fff);font-size:18px;cursor:pointer;opacity:.8;padding:0 4px}.close-btn:hover{opacity:1}.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--tg-bg, #fff)}.message{display:flex}.message.user{justify-content:flex-end}.message.assistant{justify-content:flex-start}.bubble{max-width:82%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.message.user .bubble{background:var(--tg-btn, #667eea);color:var(--tg-btn-text, #fff);border-bottom-right-radius:4px}.message.assistant .bubble{background:var(--tg-secondary, #f1f5f9);color:var(--tg-text, #1a1a2e);border-bottom-left-radius:4px}.cta-link{display:block;margin-top:8px;color:var(--tg-link, #667eea);font-weight:600;text-decoration:none}.cta-link:hover{text-decoration:underline}.typing{display:flex;gap:4px;align-items:center;padding:14px}.typing span{width:8px;height:8px;background:var(--tg-hint, #94a3b8);border-radius:50%;animation:bounce 1.2s infinite}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-6px)}}.quick-replies{padding:8px 12px;display:flex;flex-wrap:nowrap;gap:6px;border-top:1px solid var(--tg-secondary, #e2e8f0);background:var(--tg-bg, #fff);flex-shrink:0;overflow-x:auto;-webkit-overflow-scrolling:touch}.qr-btn{flex:0 0 auto;background:transparent;border:1.5px solid var(--tg-btn, #667eea);color:var(--tg-btn, #667eea);border-radius:16px;padding:6px 14px;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;min-height:34px}.qr-btn:hover,.qr-btn:active{background:var(--tg-btn, #667eea);color:var(--tg-btn-text, #fff)}.chat-input{display:flex;padding:10px 12px;padding-bottom:max(10px,env(safe-area-inset-bottom));gap:8px;border-top:1px solid var(--tg-secondary, #e2e8f0);background:var(--tg-bg, #fff);flex-shrink:0}.chat-input input{flex:1;border:1.5px solid var(--tg-secondary, #e2e8f0);border-radius:10px;padding:9px 14px;font-size:14px;outline:none;background:var(--tg-secondary, #f1f5f9);color:var(--tg-text, #1a1a2e);transition:border-color .15s;min-height:42px}.chat-input input:focus{border-color:var(--tg-btn, #667eea)}.chat-input input::placeholder{color:var(--tg-hint, #94a3b8)}.chat-input button{background:var(--tg-btn, #667eea);color:var(--tg-btn-text, #fff);border:none;border-radius:12px;min-width:44px;min-height:44px;padding:0 14px;font-size:14px;font-weight:600;cursor:pointer;transition:opacity .15s}.chat-input button:hover:not(:disabled){opacity:.88}.chat-input button:disabled{opacity:.4;cursor:not-allowed}@media (max-width: 430px){.chat-widget{height:100svh;border-radius:0;box-shadow:none}.chat-header{padding:12px 12px 10px;font-size:14px}.chat-header.tg-native{padding-top:calc(env(safe-area-inset-top,0px) + 8px)}.close-btn{min-width:34px;min-height:34px;font-size:16px}.messages{padding:12px;gap:8px}.bubble{max-width:90%;padding:9px 12px;font-size:13px;line-height:1.4}.quick-replies{padding-left:max(10px,env(safe-area-inset-left,0px));padding-right:max(10px,env(safe-area-inset-right,0px))}.qr-btn{border-radius:14px;font-size:12px;padding:6px 11px}.chat-input{padding:8px 10px;padding-bottom:max(10px,env(safe-area-inset-bottom,0px));gap:6px}.chat-input input{border-radius:12px;padding:10px 12px;font-size:16px}}.quiz-page{min-height:var(--tg-viewport-stable-height, 100svh);background:radial-gradient(circle at 10% 10%,rgba(16,185,129,.18),transparent 32%),radial-gradient(circle at 95% 0%,rgba(59,130,246,.2),transparent 30%),#050816;color:#e6edf8;padding-top:max(14px,env(safe-area-inset-top,0px));padding-right:max(14px,env(safe-area-inset-right,0px));padding-bottom:max(16px,env(safe-area-inset-bottom,0px));padding-left:max(14px,env(safe-area-inset-left,0px))}.quiz-header{max-width:1040px;margin:0 auto 16px;display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.quiz-header h1{margin:0 0 6px;font-size:28px}.quiz-header p{margin:0;color:#9fb3d1}.quiz-refresh{border:1px solid #2660ff;background:#10235d;color:#e4ecff;border-radius:10px;padding:10px 14px;cursor:pointer}.quiz-refresh:disabled{opacity:.55;cursor:not-allowed}.quiz-loading{max-width:1040px;margin:28px auto;padding:20px;background:#1e293b99;border:1px solid rgba(148,163,184,.3);border-radius:14px}.quiz-main{max-width:1040px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr;gap:16px}.quiz-question,.quiz-panel{background:#0f172ae6;border:1px solid rgba(71,85,105,.55);border-radius:14px;padding:16px}.quiz-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.quiz-badge,.quiz-hint{display:inline-block;border-radius:999px;padding:6px 10px;font-size:12px}.quiz-badge{background:#0e7490;color:#d1f4ff}.quiz-hint{background:#3f2e00;color:#f7df9d}.quiz-image{width:100%;max-height:min(72vh,640px);object-fit:contain;border-radius:10px;border:1px solid rgba(148,163,184,.35);background:#020617}.quiz-prompt{margin:12px 0 0;font-size:16px;line-height:1.45}.quiz-form{display:grid;grid-template-columns:1fr auto;gap:8px}.quiz-form input{border:1px solid #334155;border-radius:10px;padding:10px 12px;background:#020617;color:#f8fafc;font-size:15px}.quiz-form button{border:0;border-radius:10px;padding:10px 14px;background:#2563eb;color:#eff6ff;font-weight:600;cursor:pointer;min-height:44px}.quiz-form button:disabled{opacity:.5;cursor:not-allowed}.quiz-actions{margin-top:10px;display:flex;gap:8px}.quiz-actions .ghost{border:1px solid #3b82f6;border-radius:10px;padding:8px 12px;background:transparent;color:#bfdbfe;cursor:pointer;min-height:44px}.quiz-actions .ghost:disabled{opacity:.5;cursor:not-allowed}.quiz-error{margin-top:10px;border-radius:10px;padding:10px;background:#dc262633;border:1px solid rgba(248,113,113,.45);color:#fecaca}.quiz-solution{margin-top:12px;border-radius:10px;padding:10px;background:#0596692e;border:1px solid rgba(52,211,153,.45)}.quiz-solution strong{display:block}.quiz-solution p{margin:6px 0 0;color:#d1fae5}.quiz-attempts{margin-top:14px}.quiz-attempts h3{margin:0 0 8px;font-size:16px}.quiz-attempts .empty{color:#8ea3c3;margin:0}.attempt{border-radius:10px;padding:10px;margin-bottom:8px;border:1px solid transparent}.attempt.ok{background:#10b98129;border-color:#10b98180}.attempt.bad{background:#3b82f61f;border-color:#60a5fa73}.attempt p{margin:5px 0 0;color:#d8e5fa}@media (max-width: 820px){.quiz-page{padding-top:max(12px,env(safe-area-inset-top,0px));padding-right:max(12px,env(safe-area-inset-right,0px));padding-bottom:max(14px,env(safe-area-inset-bottom,0px));padding-left:max(12px,env(safe-area-inset-left,0px))}.quiz-main{grid-template-columns:1fr}.quiz-header{flex-direction:column}.quiz-refresh{width:100%}}@media (max-width: 430px){.quiz-header h1{font-size:22px;line-height:1.2}.quiz-header p{font-size:13px;line-height:1.35}.quiz-main{gap:12px}.quiz-question,.quiz-panel{border-radius:12px;padding:12px}.quiz-image{max-height:min(52vh,500px)}.quiz-prompt{font-size:15px}.quiz-form{grid-template-columns:1fr}.quiz-form input{min-height:44px;font-size:16px}.quiz-actions{flex-direction:column}.quiz-actions .ghost{width:100%}.attempt{padding:9px}}:root{--tg-bg: var(--tg-theme-bg-color, #ffffff);--tg-text: var(--tg-theme-text-color, #1a1a2e);--tg-hint: var(--tg-theme-hint-color, #64748b);--tg-link: var(--tg-theme-link-color, #667eea);--tg-btn: var(--tg-theme-button-color, #667eea);--tg-btn-text: var(--tg-theme-button-text-color, #ffffff);--tg-secondary: var(--tg-theme-secondary-bg-color, #f1f5f9)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--tg-bg);color:var(--tg-text);-webkit-font-smoothing:antialiased}.page{min-height:100vh;max-width:640px;margin:0 auto;padding:0 16px 48px}.tg-header{display:flex;align-items:center;gap:16px;padding:24px 0 20px;border-bottom:1px solid var(--tg-secondary);margin-bottom:20px}.avatar{width:64px;height:64px;border-radius:50%;background:var(--tg-btn);color:var(--tg-btn-text);font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.organizer-info h1{margin:0 0 2px;font-size:20px;font-weight:600;color:#1a1a2e}.organizer-info .role{margin:0 0 2px;color:var(--tg-btn);font-weight:600;font-size:13px}.organizer-info .city{margin:0;color:var(--tg-hint);font-size:13px}.main{display:flex;flex-direction:column;gap:16px}.event-card{background:var(--tg-secondary);border-radius:14px;padding:20px;margin-bottom:16px}.highlight-list{list-style:none;padding:0;margin:0 0 20px}.highlight-list li{padding:6px 0;color:var(--tg-text);font-size:15px;border-bottom:1px solid rgba(0,0,0,.05)}.highlight-list li:last-child{border-bottom:none}.quiz-link{display:block;margin:0 0 12px;text-decoration:none;color:var(--tg-link);font-weight:600}.quiz-link:hover{opacity:.85}.cta-btn{width:100%;background:var(--tg-btn);color:var(--tg-btn-text);border:none;border-radius:10px;padding:14px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .2s}.cta-btn:hover{opacity:.88}*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f7fa;color:#1a1a2e}