.dk-ai-chat{max-width:680px;border:1px solid #ddd;border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 8px 24px rgba(0,0,0,.06);font-family:system-ui,-apple-system,Segoe UI,sans-serif}.dk-ai-chat-messages{height:420px;overflow-y:auto;padding:18px;background:#fafafa}.dk-ai-msg{max-width:82%;padding:12px 14px;margin:0 0 12px;border-radius:14px;line-height:1.45;white-space:pre-wrap}.dk-ai-bot{background:#fff;border:1px solid #e5e5e5}.dk-ai-user{margin-left:auto;background:var(--dk-ai-primary,#1f2937);color:#fff}.dk-ai-error{border-color:#f3b4b4;background:#fff0f0}.dk-ai-chat-form{display:flex;gap:10px;padding:14px;border-top:1px solid #eee;background:#fff}.dk-ai-chat-input{flex:1;padding:12px 14px;border:1px solid #ccc;border-radius:10px;font-size:16px}.dk-ai-chat button,.dk-ai-chat-form button{padding:12px 18px;border:0;border-radius:10px;background:var(--dk-ai-primary,#1f2937);color:#fff;cursor:pointer}.dk-ai-floating-button{position:fixed;right:22px;bottom:22px;width:62px;height:62px;border-radius:999px;border:0;background:var(--dk-ai-primary,#1f2937);color:#fff;font-size:28px;box-shadow:0 12px 30px rgba(0,0,0,.25);z-index:999999;cursor:pointer}.dk-ai-floating-window{position:fixed;right:22px;bottom:96px;width:min(390px,calc(100vw - 28px));display:none;z-index:999998;border-radius:18px;overflow:hidden;box-shadow:0 18px 60px rgba(0,0,0,.28);background:#fff}.dk-ai-floating-window.open{display:block}.dk-ai-chat-header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:var(--dk-ai-primary,#1f2937);color:#fff;font-family:system-ui,-apple-system,Segoe UI,sans-serif}.dk-ai-close{background:transparent;border:0;color:#fff;font-size:26px;line-height:1;cursor:pointer}.dk-ai-chat-floating{border:0;border-radius:0;box-shadow:none;max-width:none}.dk-ai-chat-floating .dk-ai-chat-messages{height:430px}@media(max-width:480px){.dk-ai-floating-window{right:10px;bottom:86px;width:calc(100vw - 20px)}.dk-ai-floating-button{right:14px;bottom:14px}.dk-ai-chat-floating .dk-ai-chat-messages{height:62vh}}

.dk-ai-advisor{border-top:1px solid #e5e7eb;padding:10px;background:#f9fafb}
.dk-ai-advisor-start,.dk-ai-internet-start,.dk-ai-advisor-submit,.dk-ai-internet-submit{width:100%;border:0;border-radius:10px;background:var(--dk-ai-primary,#1f2937);color:#fff;padding:10px 12px;cursor:pointer;font-weight:600}
.dk-ai-advisor-panel{margin-top:10px;display:grid;gap:8px;font-size:13px}
.dk-ai-advisor-panel[hidden]{display:none}
.dk-ai-advisor-panel label{font-weight:700;color:#374151;margin-top:4px}
.dk-ai-advisor-options{display:flex;flex-wrap:wrap;gap:6px}
.dk-ai-advisor-options button{border:1px solid #d1d5db;background:#fff;color:#111827;border-radius:999px;padding:6px 9px;cursor:pointer;font-size:12px;box-shadow:none}
.dk-ai-advisor-options button:hover{border-color:var(--dk-ai-primary,#1f2937);color:var(--dk-ai-primary,#1f2937)}
.dk-ai-advisor-options button.active{background:var(--dk-ai-primary,#1f2937);color:#fff;border-color:var(--dk-ai-primary,#1f2937)}
.dk-ai-advisor select,.dk-ai-advisor textarea{width:100%;border:1px solid #d1d5db;border-radius:10px;padding:8px;font-size:13px;background:#fff}
.dk-ai-advisor-intro{margin:0;color:#4b5563}

.dk-ai-clear-chat {
  display: block;
  margin: 6px auto 10px;
  border: 0;
  background: transparent;
  color: #6b7280;
  font-size: 12px;
  cursor: pointer;
  text-decoration: underline;
}
.dk-ai-clear-chat:hover { color: #111827; }

.dk-ai-msg a{color:var(--dk-ai-primary,#1f2937);font-weight:700;text-decoration:underline;word-break:break-word}
.dk-ai-bot a:hover{text-decoration:none}



/* v2.5 product cards + input visibility fix */
.dk-ai-floating-button{
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  line-height:1;
  overflow:hidden;
}
.dk-ai-chat-form{
  position:relative;
  z-index:2;
  align-items:center;
}
.dk-ai-chat-input{
  color:#111827 !important;
  background:#fff !important;
  min-height:48px;
  line-height:1.35;
  caret-color:#111827;
}
.dk-ai-chat-input::placeholder{
  color:#6b7280;
  opacity:1;
}
.dk-ai-chat-form button{
  white-space:nowrap;
  min-height:48px;
}
.dk-ai-product-list{
  display:grid;
  gap:10px;
  white-space:normal;
}
.dk-ai-product-heading{
  font-weight:700;
  margin-bottom:2px;
}
.dk-ai-product-card{
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:14px;
  padding:12px;
  box-shadow:0 4px 14px rgba(0,0,0,.05);
}
.dk-ai-product-provider{
  font-weight:800;
  font-size:16px;
  color:#111827;
}
.dk-ai-product-speed{
  margin-top:4px;
  color:#374151;
}
.dk-ai-product-price{
  margin-top:4px;
  font-weight:700;
  color:#111827;
}
.dk-ai-product-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  margin-top:10px;
  padding:10px 14px;
  border-radius:10px;
  background:var(--dk-ai-primary,#1f2937);
  color:#fff !important;
  text-decoration:none !important;
  font-weight:700;
}
.dk-ai-product-button:hover{
  filter:brightness(.95);
}

/* v2.6 proactive popup */
.dk-ai-proactive-popup{
  position:fixed;
  right:22px;
  bottom:96px;
  max-width:min(320px,calc(100vw - 44px));
  background:#fff;
  color:#111827;
  border:1px solid #e5e7eb;
  border-radius:18px;
  padding:14px 42px 14px 16px;
  box-shadow:0 14px 45px rgba(0,0,0,.22);
  font-family:system-ui,-apple-system,Segoe UI,sans-serif;
  font-size:14px;
  line-height:1.35;
  z-index:999997;
  opacity:0;
  transform:translateY(8px) scale(.98);
  pointer-events:none;
  transition:opacity .25s ease,transform .25s ease;
  cursor:pointer;
}
.dk-ai-proactive-popup.show{
  opacity:1;
  transform:translateY(0) scale(1);
  pointer-events:auto;
}
.dk-ai-proactive-popup:after{
  content:"";
  position:absolute;
  right:30px;
  bottom:-9px;
  width:18px;
  height:18px;
  background:#fff;
  border-right:1px solid #e5e7eb;
  border-bottom:1px solid #e5e7eb;
  transform:rotate(45deg);
}
.dk-ai-popup-close{
  position:absolute;
  top:6px;
  right:8px;
  width:26px;
  height:26px;
  border:0;
  border-radius:999px;
  background:transparent;
  color:#6b7280;
  font-size:18px;
  line-height:1;
  cursor:pointer;
  z-index:1;
}
.dk-ai-popup-close:hover{background:#f3f4f6;color:#111827}
.dk-ai-floating-window.open + .dk-ai-proactive-popup{display:none}
@media(max-width:480px){.dk-ai-proactive-popup{right:14px;bottom:86px;max-width:calc(100vw - 28px)}}