:root{--color-primary: #4CAF50;--color-primary-dark: #388E3C;--color-primary-light: #C8E6C9;--color-bg: #ECE5DD;--color-bubble-bot: #ffffff;--color-bubble-user: #DCF8C6;--color-text: #1a1a1a;--color-text-muted: #667781;--color-danger: #e74c3c;--color-warning-bg: #FFF3CD;--color-card-bg: #f0faf0;--radius: 12px;--tap-target: 44px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.4;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}.app{display:flex;flex-direction:column;height:100dvh;max-width:600px;margin:0 auto;background:var(--color-bg);position:relative}.app-header{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--color-primary-dark);color:#fff;flex-shrink:0;z-index:10}.app-header-icon{width:36px;height:36px;border-radius:50%;background:var(--color-primary-light);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.app-header-info h1{font-size:16px;font-weight:600;line-height:1.2}.app-header-info p{font-size:12px;opacity:.85}.error-banner{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--color-danger);color:#fff;font-size:13px;flex-shrink:0;animation:slideDown .3s ease-out}.error-banner button{background:none;border:none;color:#fff;font-size:18px;cursor:pointer;padding:4px;min-width:var(--tap-target);min-height:var(--tap-target);display:flex;align-items:center;justify-content:center}@keyframes slideDown{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.chat-window{flex:1;overflow-y:auto;padding:12px 8px;-webkit-overflow-scrolling:touch;scroll-behavior:smooth}.bubble-row{display:flex;align-items:flex-end;margin-bottom:6px;padding:0 4px}.bubble-row--bot{justify-content:flex-start}.bubble-row--user{justify-content:flex-end}.bubble-avatar{width:30px;height:30px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-right:6px;margin-bottom:2px}.bubble-content{max-width:85%;min-width:80px}.bubble{padding:8px 12px;border-radius:var(--radius);position:relative;word-wrap:break-word;overflow-wrap:break-word}.bubble--bot{background:var(--color-bubble-bot);border-top-left-radius:4px;box-shadow:0 1px 1px #0000000f}.bubble--user{background:var(--color-bubble-user);border-top-right-radius:4px;box-shadow:0 1px 1px #0000000f}.bubble-text{white-space:pre-wrap;font-size:15px;line-height:1.45;margin:0}.bubble-time{display:block;text-align:right;font-size:11px;color:var(--color-text-muted);margin-top:4px}.order-card{margin-top:8px;padding:10px 12px;background:var(--color-card-bg);border-left:3px solid var(--color-primary);border-radius:6px}.order-card-row{display:flex;justify-content:space-between;align-items:baseline;padding:3px 0;gap:12px}.order-card-item{font-size:14px}.order-card-price{font-size:14px;font-variant-numeric:tabular-nums;white-space:nowrap}.order-card-divider{height:1px;background:var(--color-primary-light);margin:6px 0}.order-card-total{font-weight:700;font-size:15px}.quick-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;padding-left:4px}.quick-action-btn{display:inline-flex;align-items:center;justify-content:center;min-height:var(--tap-target);padding:8px 16px;border:2px solid var(--color-primary);border-radius:22px;background:#fff;color:var(--color-primary-dark);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,color .15s;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.quick-action-btn:active{background:var(--color-primary);color:#fff}@media(hover:hover){.quick-action-btn:hover{background:var(--color-primary-light)}}.typing-bubble{display:flex;align-items:center;gap:4px;padding:12px 16px;background:var(--color-bubble-bot);border-radius:var(--radius);border-top-left-radius:4px;box-shadow:0 1px 1px #0000000f}.typing-dot{width:8px;height:8px;border-radius:50%;background:var(--color-text-muted);animation:typing-bounce 1.4s ease-in-out infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typing-bounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}.input-bar{display:flex;align-items:flex-end;gap:8px;padding:8px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));background:#f0f0f0;flex-shrink:0}.input-bar-textarea{flex:1;min-height:var(--tap-target);max-height:100px;padding:10px 14px;border:none;border-radius:22px;background:#fff;font-family:inherit;font-size:16px;line-height:1.4;color:var(--color-text);resize:none;outline:none}.input-bar-textarea::placeholder{color:var(--color-text-muted)}.input-bar-textarea:disabled{opacity:.5}.input-bar-send{display:flex;align-items:center;justify-content:center;width:var(--tap-target);height:var(--tap-target);border:none;border-radius:50%;background:var(--color-primary);color:#fff;cursor:pointer;flex-shrink:0;transition:opacity .15s;-webkit-tap-highlight-color:transparent}.input-bar-send:disabled{opacity:.4;cursor:default}.input-bar-send:active:not(:disabled){background:var(--color-primary-dark)}