/* ===================== AI SHOPPING ASSISTANT (chatbot) ===================== */
/* Kitufe kimewekwa NDANI ya search bar (karibu na 🎤 tafuta-kwa-sauti na
   📷 tafuta-kwa-picha). Jopo la mazungumzo linafunguka kama MODAL ya
   katikati yenye giza nyuma (kama invoice/cart), sio kufunika content bila
   taarifa — hivyo ni wazi ni dirisha tofauti linaloweza kufungwa. */
.ai-chat-btn{
  position:absolute; right:100px; top:50%; transform:translateY(-50%);
  background:none; border:none; cursor:pointer; font-size:1.05rem;
  color:var(--green-deep); padding:4px; line-height:1;
  transition:transform .15s ease;
}
.ai-chat-btn:hover{ transform:translateY(-50%) scale(1.12); }

.ai-chat-scrim{
  position:fixed; inset:0; background:rgba(11,51,36,.55); z-index:400;
  display:none; align-items:flex-start; justify-content:center;
  padding:14vh 16px 16px;
}
.ai-chat-scrim.open{ display:flex; }

.ai-chat-panel{
  position:relative; width:min(400px, 100%); max-height:70vh; margin:0 auto;
  background:var(--card-bg); border:1px solid var(--line); border-radius:18px;
  box-shadow:0 24px 60px -12px rgba(0,0,0,.5);
  display:flex; flex-direction:column; overflow:hidden;
}
.ai-chat-header{
  display:flex; align-items:flex-start; justify-content:space-between;
  gap:10px; padding:16px 18px; background:var(--green-soft);
  border-bottom:1px solid var(--line);
}
.ai-chat-title{ font-weight:700; color:var(--green-deep); font-size:.98rem; }
.ai-chat-subtitle{ font-size:.76rem; color:var(--ink-soft); margin-top:3px; }
.ai-chat-close{
  background:none; border:none; font-size:1rem; color:var(--ink-soft);
  cursor:pointer; line-height:1; padding:4px;
}

.ai-chat-body{
  flex:1; overflow-y:auto; padding:14px 16px; display:flex;
  flex-direction:column; gap:10px;
}
.ai-chat-msg{
  max-width:88%; padding:9px 13px; border-radius:14px; font-size:.86rem;
  line-height:1.45; white-space:pre-wrap; word-break:break-word;
}
.ai-chat-msg-bot{
  align-self:flex-start; background:var(--green-soft); color:var(--ink);
  border-bottom-left-radius:4px;
}
.ai-chat-msg-user{
  align-self:flex-end; background:var(--green-deep); color:#fff;
  border-bottom-right-radius:4px;
}
.ai-chat-msg-temp{ opacity:.65; font-style:italic; }

.ai-chat-matches{
  display:flex; gap:10px; overflow-x:auto; padding:2px 2px 8px;
}
.ai-chat-product-mini{
  flex:0 0 auto; width:110px; cursor:pointer; border:1px solid var(--line);
  border-radius:12px; padding:8px; background:var(--card-bg);
  transition:border-color .15s ease;
}
.ai-chat-product-mini:hover{ border-color:var(--gold); }
.ai-chat-product-mini img{
  width:100%; height:80px; object-fit:cover; border-radius:8px; margin-bottom:6px;
}
.ai-chat-product-mini-name{
  font-size:.72rem; font-weight:600; color:var(--green-deep);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.ai-chat-product-mini-price{ font-size:.72rem; color:var(--gold); font-weight:700; margin-top:2px; }

.ai-chat-disclaimer{
  font-size:.68rem; color:var(--ink-soft); padding:0 16px 8px; opacity:.8;
}

.ai-chat-input-row{
  display:flex; gap:8px; padding:12px 14px; border-top:1px solid var(--line);
}
.ai-chat-input{
  flex:1; border:1px solid var(--line); border-radius:20px; padding:10px 14px;
  font-size:.86rem; background:var(--cream); color:var(--ink);
}
.ai-chat-input:focus{ outline:2px solid var(--green); outline-offset:1px; }
.ai-chat-send{
  background:var(--green-deep); color:#fff; border:none; border-radius:20px;
  padding:10px 18px; font-weight:700; font-size:.82rem; cursor:pointer;
}
.ai-chat-send:disabled{ opacity:.6; cursor:default; }

@media (max-width: 480px){
  .ai-chat-btn{ right:88px; font-size:.95rem; }
  .ai-chat-scrim{ padding:10vh 10px 10px; }
  .ai-chat-panel{ max-height:75vh; }
}