.chat-btn{z-index:200;background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;transition:transform .2s,box-shadow .2s,background .2s;display:flex;position:fixed;bottom:32px;right:32px;box-shadow:0 6px 24px #f04a5066}.chat-btn:hover{transform:scale(1.08);box-shadow:0 8px 32px #f04a5080}.chat-btn svg{width:26px;height:26px;display:block}.chat-box{z-index:200;background:var(--white);border:1px solid var(--border);border-radius:14px;flex-direction:column;width:360px;max-height:calc(100dvh - 192px);display:none;position:fixed;bottom:104px;right:32px;overflow:hidden;box-shadow:0 24px 64px #1c2b3a38}.chat-box.open{animation:.28s cubic-bezier(.22,1,.36,1) chatRise;display:flex}@keyframes chatRise{0%{opacity:0;transform:translateY(14px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.chat-header{background:var(--primary);flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 18px;display:flex;position:relative}.chat-header:before{content:"";background:var(--accent);height:3px;position:absolute;top:0;left:0;right:0}.chat-header-info{align-items:center;gap:12px;display:flex}.chat-avatar{background:var(--accent);width:38px;height:38px;font-family:var(--font-h);letter-spacing:.05em;color:#fff;border-radius:50%;justify-content:center;align-items:center;font-size:12px;font-weight:800;display:flex;position:relative}.chat-avatar-dot{border:2px solid var(--primary);background:#4ade80;border-radius:50%;width:10px;height:10px;position:absolute;bottom:-1px;right:-1px}.chat-title{font-family:var(--font-h);color:#fff;font-size:15px;font-weight:700}.chat-status{letter-spacing:.12em;text-transform:uppercase;color:#ffffff8c;align-items:center;gap:6px;margin-top:3px;font-family:JetBrains Mono,monospace;font-size:9px;font-weight:500;display:inline-flex}.chat-status-dot{background:#4ade80;border-radius:50%;width:5px;height:5px;animation:2s ease-in-out infinite chatPulse}@keyframes chatPulse{0%,to{opacity:1}50%{opacity:.35}}.chat-close{color:#fff;cursor:pointer;opacity:.6;background:0 0;border:none;padding:4px;transition:opacity .2s;display:flex}.chat-close:hover{opacity:1}.chat-close svg{width:16px;height:16px}.chat-messages{flex-direction:column;flex:0 auto;gap:14px;height:260px;min-height:0;padding:20px;display:flex;overflow-y:auto}.msg{border-radius:10px;max-width:80%;padding:11px 15px;font-size:14px;line-height:1.55}.msg-bot{background:var(--sky);border:1px solid var(--border);color:var(--text);border-radius:10px 10px 10px 2px;align-self:flex-start}.msg-user{background:var(--primary);color:#fff;border-radius:10px 10px 2px;align-self:flex-end}.msg-typing{align-items:center;gap:5px;padding:14px 15px;display:inline-flex}.msg-typing span{background:var(--text-light);border-radius:50%;width:6px;height:6px;animation:1.2s ease-in-out infinite chatTyping}.msg-typing span:nth-child(2){animation-delay:.15s}.msg-typing span:nth-child(3){animation-delay:.3s}@keyframes chatTyping{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}.msg-link-btn{background:var(--accent);color:#fff;font-size:12px;font-weight:600;font-family:var(--font-b);border-radius:16px;margin:8px 6px 2px 0;padding:6px 14px;text-decoration:none;transition:background .2s,transform .2s;display:inline-block}.msg-link-btn:hover{background:var(--red);transform:translateY(-1px)}.chat-actions{border-top:1px solid var(--border);flex:0 auto;gap:8px;min-height:0;padding:10px 16px;display:flex;overflow-y:auto}.action-btn{font-size:12px;font-weight:600;font-family:var(--font-b);border:1px solid var(--border);color:#a2abb3;cursor:not-allowed;background:#eef0f2;border-radius:8px;flex:1;justify-content:center;align-items:center;gap:6px;padding:8px 6px;text-decoration:none;transition:background .25s,border-color .25s,color .25s,transform .2s;display:inline-flex}.action-btn svg{flex-shrink:0;width:14px;height:14px}.action-btn.ready{color:#fff;cursor:pointer;background:#16a34a;border-color:#16a34a}.action-btn.ready:hover{background:#15803d;border-color:#15803d;transform:translateY(-1px)}.chat-quick{border-top:1px solid var(--border);scrollbar-width:thin;-webkit-overflow-scrolling:touch;flex-wrap:nowrap;flex-shrink:0;gap:8px;padding:10px 16px;display:flex;overflow-x:auto}.quick-btn{white-space:nowrap;background:var(--white);border:1px solid var(--border);color:var(--text-mid);cursor:pointer;font-size:12px;font-weight:600;font-family:var(--font-b);border-radius:20px;flex-shrink:0;padding:6px 12px;transition:border-color .2s,color .2s,background .2s}.quick-btn:hover{border-color:var(--accent);color:var(--accent);background:#f04a500d}.chat-input{border-top:1px solid var(--border);flex-shrink:0;gap:8px;padding:12px 16px;display:flex}.chat-input input{border:1px solid var(--border);min-width:0;font-size:13px;font-family:var(--font-b);border-radius:6px;outline:none;flex:1;padding:9px 12px;transition:border-color .2s,box-shadow .2s}.chat-input input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #f04a501f}.chat-input button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:38px;transition:background .2s;display:flex}.chat-input button:hover{background:var(--red)}.chat-input button:disabled{opacity:.5;cursor:default}.chat-input button:disabled:hover{background:var(--accent)}.chat-input button svg{width:16px;height:16px}@media (width<=768px){.chat-btn{bottom:20px;right:18px}.chat-box{width:calc(100vw - 32px);max-height:calc(100dvh - 176px);bottom:92px;right:16px}.chat-input input{font-size:16px}}@media (width<=480px){.chat-box{width:calc(100vw - 24px);right:12px}}@media (height<=460px){.chat-quick,.chat-actions{display:none}}@media (prefers-reduced-motion:reduce){.chat-box.open,.chat-status-dot,.msg-typing span{animation:none}.chat-btn,.chat-btn:hover{transition:none;transform:none}}