:root{--ink:#141311;--muted:#6f6b64;--paper:#f5f3ee;--white:#fff;--line:#ddd8cf;--yellow:#ffd928;--yellow-dark:#e6bf00;--green:#16825d;--soft:#ebe8e1;--danger:#b33a32}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--paper);color:var(--ink);font-family:'DM Sans',sans-serif}button,input,textarea,select{font:inherit}.app-shell{height:100vh;display:grid;grid-template:76px 340px 1fr;grid-template-areas:'header header' 'context chat';overflow:hidden}.topbar{grid-area:header;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 28px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.86);backdrop-filter:blur(16px);z-index:5}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}.brand-mark{width:42px;height:42px;display:grid;place-items:center;background:var(--yellow);font-weight:800;font-size:22px}.brand b{display:block;font-size:16px;letter-spacing:.14em}.brand small{display:block;font:500 8px 'DM 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#17120b0a}.selected-product.empty{color:var(--muted)}.product-symbol{width:44px;height:44px;background:var(--yellow);display:grid;place-items:center;font-size:24px;font-weight:400;margin-bottom:16px}.selected-product h2{font-size:19px;line-height:1.2;margin:0 0 7px}.selected-product p{font-size:12px;line-height:1.55;color:var(--muted);margin:0}.selected-product dl{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:15px 0 0}.selected-product dl div{border-top:1px solid var(--line);padding-top:7px}.selected-product dt{font:500 8px 'DM Mono';color:var(--muted);text-transform:uppercase}.selected-product dd{font-size:12px;margin:3px 0 0}.product-list{display:flex;flex-direction:column;gap:6px;margin-top:10px}.product-link{display:grid;grid-template-columns:36px 1fr auto;gap:10px;align-items:center;padding:10px;border:1px solid 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var(--line)}.chat-head>div:first-child{display:grid;grid-template-columns:10px auto;column-gap:12px;align-items:center}.chat-head h1{font-size:20px;margin:0}.chat-head p{grid-column:2;font-size:11px;color:var(--muted);margin:3px 0 0}.voice-toggle{border:1px solid var(--line);background:white;padding:10px 13px;color:var(--muted);font-size:11px;cursor:pointer}.voice-toggle.active{border-color:#16825d55;color:var(--green);background:#f2faf7}.messages{overflow:auto;padding:34px clamp(22px,7vw,100px);scroll-behavior:smooth}.message{max-width:760px;margin:0 auto 26px}.message.user{display:flex;justify-content:flex-end}.message-label{font:500 8px 'DM Mono';letter-spacing:.12em;color:var(--muted);margin:0 0 7px}.bubble{display:inline-block;max-width:82%;padding:15px 18px;background:var(--soft);font-size:15px;line-height:1.55}.assistant .bubble{background:#f5f3ee;border-left:3px solid var(--yellow);max-width:90%}.user .bubble{background:var(--ink);color:white}.bubble p{margin:0}.quick-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:13px}.quick-actions button{border:1px solid var(--line);background:white;padding:9px 12px;cursor:pointer;font-size:11px}.quick-actions button:hover{border-color:var(--ink)}.typing .bubble{display:flex;gap:5px;padding:18px}.typing i{width:6px;height:6px;background:#888;border-radius:50%;animation:typing 1s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes typing{50%{transform:translateY(-5px);background:var(--ink)}}.product-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px;margin-top:12px;max-width:720px}.product-card{border:1px solid var(--line);padding:15px;color:inherit;text-decoration:none;background:white;transition:.2s}.product-card:hover{transform:translateY(-2px);box-shadow:0 9px 24px #19140d12}.product-card small{font:500 8px 'DM Mono';color:var(--green)}.product-card h3{font-size:14px;margin:8px 0}.product-card p{font-size:11px;color:var(--muted);line-height:1.4;margin:0 0 12px}.product-card b{font-size:13px}.composer{margin:0 clamp(22px,7vw,100px);border:1px solid #b8b2a8;display:grid;grid-template-columns:auto 1fr auto;align-items:end;background:white;box-shadow:0 10px 35px #19140d12}.composer:focus-within{border-color:var(--ink);box-shadow:0 10px 35px #19140d1c}.composer textarea{resize:none;max-height:130px;min-height:62px;border:0;outline:0;padding:20px 10px;line-height:1.4}.mic-button{width:62px;height:62px;border:0;background:transparent;cursor:pointer;display:grid;place-items:center}.mic-button i{width:15px;height:22px;border:2px solid var(--ink);border-radius:10px;position:relative}.mic-button i:after{content:'';position:absolute;width:9px;height:5px;border:solid var(--ink);border-width:0 1px 1px;left:1px;bottom:-7px}.mic-button.listening{background:var(--yellow)}.send-button{height:44px;margin:9px;border:0;background:var(--yellow);padding:0 17px;font-weight:700;cursor:pointer}.send-button:hover{background:var(--yellow-dark)}.send-button:disabled{opacity:.45;cursor:wait}.disclaimer{text-align:center;font-size:9px;color:#8a857e;margin:12px 20px 18px}.knowledge-dialog{width:min(620px,calc(100vw - 30px));border:0;padding:0;box-shadow:0 28px 100px #0005}.knowledge-dialog::backdrop{background:#111b;backdrop-filter:blur(4px)}.dialog-head{display:flex;justify-content:space-between;align-items:start;padding:24px;border-bottom:1px solid var(--line)}.dialog-head span{font:500 8px 'DM Mono';color:var(--green)}.dialog-head h2{font-size:21px;margin:5px 0 0}.dialog-head button{border:0;background:none;font-size:28px;cursor:pointer}.knowledge-tabs{display:flex;border-bottom:1px solid var(--line)}.knowledge-tabs button{flex:1;border:0;background:#f2f0ea;padding:13px;cursor:pointer}.knowledge-tabs button.active{background:white;font-weight:700;border-bottom:3px solid var(--yellow)}.knowledge-form{padding:24px}.knowledge-form label{display:block;font-size:11px;font-weight:600;margin-bottom:14px}.knowledge-form input,.knowledge-form textarea,.knowledge-form select{display:block;width:100%;margin-top:6px;border:1px solid var(--line);background:white;padding:11px;outline:0}.knowledge-form input:focus,.knowledge-form textarea:focus,.knowledge-form select:focus{border-color:var(--ink)}.save-knowledge{width:100%;border:0;background:var(--ink);color:white;padding:14px;font-weight:700;cursor:pointer}.form-status{font-size:11px;min-height:17px;color:var(--green);margin:10px 0 0}.form-status.error{color:var(--danger)}@media(max-width:800px){.app-shell{height:100svh;grid-template:64px 1fr;grid-template-areas:'header' 'chat'}.topbar{padding:0 15px;grid-template-columns:1fr auto}.test-badge{display:none}.knowledge-button{font-size:10px;padding:9px}.context-panel{display:none}.chat-head{padding:16px}.chat-head h1{font-size:17px}.voice-toggle{font-size:0;padding:10px}.voice-toggle span{font-size:14px}.messages{padding:22px 15px}.bubble,.assistant .bubble{max-width:94%;font-size:14px}.composer{margin:0 12px}.disclaimer{margin-bottom:9px}.product-cards{grid-template-columns:1fr 1fr}}@media(max-width:480px){.product-cards{grid-template-columns:1fr}.brand small{display:none}.knowledge-button{border:0;padding:7px}.messages{padding-top:16px}}
body.embed-mode .app-shell{height:100vh;grid-template:64px 1fr;grid-template-areas:'header' 'chat'}
body.embed-mode .context-panel,body.embed-mode .test-badge,body.embed-mode .knowledge-button{display:none}
body.embed-mode .topbar{padding:0 16px;grid-template-columns:1fr}
body.embed-mode .chat-head{padding:16px 20px}
body.embed-mode .messages{padding:22px 20px}
body.embed-mode .composer{margin:0 16px}