.ai-helper{position:fixed;right:24px;bottom:22px;z-index:120;font-family:inherit;color:#111}.ai-launcher{width:58px;height:58px;border:0;border-radius:50%;background:#111;color:#fff;box-shadow:0 14px 35px rgba(0,0,0,.25);display:grid;place-items:center;cursor:pointer;transition:transform .2s ease}.ai-launcher:hover{transform:translateY(-3px)}.ai-launcher svg{width:27px;height:27px}.ai-launcher-notice{position:absolute;right:49px;bottom:47px;width:10px;height:10px;border:2px solid #fff;border-radius:50%;background:#111}
.ai-chat{position:absolute;right:0;bottom:72px;width:min(390px,calc(100vw - 32px));height:min(650px,calc(100vh - 120px));border:1px solid #d7d7d2;border-radius:20px;background:#fff;box-shadow:0 25px 70px rgba(0,0,0,.22);overflow:hidden;display:none;grid-template-rows:auto 1fr auto;transform-origin:bottom right}.ai-chat.open{display:grid;animation:aiOpen .22s ease-out}@keyframes aiOpen{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.ai-head{padding:15px 16px;background:#111;color:#fff;display:flex;align-items:center;gap:11px}.ai-avatar{width:38px;height:38px;border-radius:11px;background:#fff;color:#111;display:grid;place-items:center;font-weight:850;font-size:14px}.ai-head-copy{min-width:0;flex:1}.ai-head-copy strong{display:block;font-size:15px}.ai-head-copy span{display:flex;align-items:center;gap:6px;margin-top:2px;color:#d0d0d0;font-size:11px}.ai-online{width:7px;height:7px;border-radius:50%;background:#fff}.ai-close{width:34px;height:34px;border:1px solid #444;border-radius:9px;background:#1d1d1d;color:#fff;font-size:20px;cursor:pointer}
.ai-messages{padding:16px;overflow-y:auto;background:#f7f7f5;scroll-behavior:smooth}.ai-message{max-width:88%;margin-bottom:12px;font-size:13.5px;line-height:1.48}.ai-message.bot{margin-right:auto}.ai-message.user{margin-left:auto}.ai-bubble{padding:11px 13px;border:1px solid #deded9;border-radius:15px;background:#fff}.ai-message.user .ai-bubble{border-color:#111;background:#111;color:#fff;border-bottom-right-radius:5px}.ai-message.bot .ai-bubble{border-bottom-left-radius:5px}.ai-time{margin-top:4px;color:#91918c;font-size:10px}.ai-message.user .ai-time{text-align:right}.ai-typing{display:inline-flex;gap:4px;padding:12px 14px}.ai-typing i{width:5px;height:5px;border-radius:50%;background:#777;animation:aiDot 1s infinite}.ai-typing i:nth-child(2){animation-delay:.15s}.ai-typing i:nth-child(3){animation-delay:.3s}@keyframes aiDot{50%{transform:translateY(-4px)}}
.ai-options{display:grid;gap:7px;margin-top:8px}.ai-option{width:100%;padding:10px 11px;border:1px solid #bbb;border-radius:10px;background:#fff;color:#111;text-align:left;font:inherit;font-size:12.5px;font-weight:700;cursor:pointer}.ai-option:hover{border-color:#111;background:#f0f0ed}.ai-confirm-card{margin-top:9px;padding:11px;border:1px solid #c8c8c3;border-radius:12px;background:#fff}.ai-product{display:flex;gap:10px;align-items:center}.ai-product-thumb{width:42px;height:42px;border-radius:9px;background:#111;color:#fff;display:grid;place-items:center;font-size:19px}.ai-product strong,.ai-product span{display:block}.ai-product span{margin-top:2px;color:#6f6f6a;font-size:11px}.ai-stock{display:flex;justify-content:space-between;gap:10px;margin:11px 0 9px;padding-top:10px;border-top:1px solid #e5e5e1;font-size:12px}.ai-stock b{font-size:13px}.ai-quantity{display:grid;grid-template-columns:1fr 92px;gap:8px;align-items:center}.ai-quantity input{width:100%;height:38px;padding:0 10px;border:1px solid #bbb;border-radius:9px;font:inherit}.ai-confirm-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:8px}.ai-confirm-actions button{height:38px;border:1px solid #111;border-radius:9px;background:#fff;font:inherit;font-size:12px;font-weight:750;cursor:pointer}.ai-confirm-actions .primary{background:#111;color:#fff}
.ai-composer{padding:11px;border-top:1px solid #ddd;background:#fff}.ai-input-wrap{display:flex;align-items:flex-end;gap:7px;padding:5px 5px 5px 12px;border:1px solid #bdbdb8;border-radius:13px;background:#fff}.ai-input{min-height:37px;max-height:92px;flex:1;resize:none;border:0;outline:0;padding:8px 0;background:transparent;font:inherit;font-size:13px;line-height:1.35}.ai-send{width:38px;height:38px;flex:none;border:0;border-radius:10px;background:#111;color:#fff;display:grid;place-items:center;cursor:pointer}.ai-send:disabled{opacity:.35}.ai-send svg{width:18px;height:18px}.ai-hint{margin:6px 3px 0;color:#8a8a85;font-size:10px;text-align:center}
@media(max-width:600px){.ai-helper{right:14px;bottom:14px}.ai-launcher{width:54px;height:54px}.ai-chat{position:fixed;inset:12px;width:auto;height:auto;max-height:none;border-radius:17px}.ai-head{padding:13px}.ai-messages{padding:13px}.ai-message{max-width:92%;font-size:14px}.ai-composer{padding:9px}}
.ai-confirm-card input,.ai-confirm-card select{width:100%;height:42px;margin-top:7px;padding:0 11px;border:1px solid #aaa;border-radius:9px;background:#fff;color:#111;font:inherit;font-size:13px;outline:none}.ai-confirm-card input:focus,.ai-confirm-card select:focus{border-color:#111;box-shadow:0 0 0 2px rgba(0,0,0,.08)}.ai-field-label{display:block;font-size:12px;font-weight:750}.ai-change-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px;padding:10px 0;border-top:1px solid #e2e2de;border-bottom:1px solid #e2e2de;font-size:12px}.ai-change-row b{text-align:right}.ai-order-head,.ai-order-summary{display:flex;align-items:center;justify-content:space-between;gap:8px}.ai-order-head span{padding:4px 7px;border:1px solid #111;border-radius:99px;font-size:10px;font-weight:750}.ai-order-summary{margin-top:9px;padding-top:9px;border-top:1px solid #e2e2de;font-size:11px}.ai-option small{color:#777;font-size:10px}