#sdaa-root{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:999999;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --sdaa-accent:#111;
  --sdaa-gold:#c9a45c;
}

#sdaa-launcher{
  width:64px;
  height:64px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:50%;
  background:var(--sdaa-accent,#111);
  color:#fff;
  box-shadow:0 12px 34px rgba(0,0,0,.28),0 0 0 5px rgba(255,255,255,.78);
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0;
  transition:transform .2s ease,box-shadow .2s ease;
}
#sdaa-launcher:hover{transform:translateY(-2px) scale(1.03);box-shadow:0 16px 38px rgba(0,0,0,.32),0 0 0 5px rgba(255,255,255,.92)}
#sdaa-launcher svg{width:30px;height:30px;display:block;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
#sdaa-launcher .sdaa-dot{fill:var(--sdaa-gold,#c9a45c);stroke:none}

#sdaa-panel{
  width:min(410px,calc(100vw - 28px));
  height:min(660px,calc(100vh - 36px));
  background:#fff;
  border-radius:20px;
  box-shadow:0 22px 70px rgba(0,0,0,.28);
  overflow:hidden;
  border:1px solid #e7e7e7;
  display:flex;
  flex-direction:column;
}
#sdaa-panel[hidden]{display:none!important}
#sdaa-panel header{
  min-height:64px;
  background:var(--sdaa-accent,#111);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  flex:0 0 auto;
}
#sdaa-panel header strong{font-size:16px;letter-spacing:.1px}
#sdaa-close{border:0;background:transparent;color:#fff;font-size:30px;line-height:1;cursor:pointer;padding:4px 2px}

#sdaa-messages{
  flex:1 1 auto;
  min-height:0;
  overflow-y:auto;
  padding:16px;
  background:linear-gradient(180deg,#fafafa 0%,#f7f7f7 100%);
  overscroll-behavior:contain;
}
.sdaa-msg{display:flex;flex-direction:column;margin:0 0 12px}
.sdaa-msg.user{align-items:flex-end}
.sdaa-msg.assistant{align-items:flex-start}
.sdaa-bubble{
  max-width:88%;
  padding:11px 13px;
  border-radius:16px;
  background:#fff;
  border:1px solid #e4e4e4;
  box-shadow:0 2px 8px rgba(0,0,0,.04);
  line-height:1.42;
  font-size:14px;
  color:#333;
}
.user .sdaa-bubble{background:var(--sdaa-accent,#111);color:#fff;border-color:var(--sdaa-accent,#111);box-shadow:none}

#sdaa-quick{
  flex:0 0 auto;
  padding:10px 12px 8px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:7px;
  border-top:1px solid #eee;
  background:#fff;
}
#sdaa-quick button{
  min-height:42px;
  border:1px solid #dedede;
  background:#fff;
  color:#3e3e3e;
  border-radius:999px;
  padding:8px 10px;
  font-size:11px;
  font-weight:700;
  line-height:1.15;
  text-transform:uppercase;
  letter-spacing:.25px;
  cursor:pointer;
  transition:background .15s ease,border-color .15s ease,transform .15s ease;
}
#sdaa-quick button:hover{background:#f7f7f7;border-color:#cfcfcf;transform:translateY(-1px)}

#sdaa-form{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 12px 12px;
  border-top:1px solid #eee;
  background:#fff;
  position:relative;
  z-index:2;
}
#sdaa-input{
  flex:1 1 auto;
  min-width:0;
  height:44px;
  box-sizing:border-box;
  border:1px solid #d7d7d7;
  border-radius:13px;
  padding:0 13px;
  font-size:14px;
  color:#222;
  background:#fff;
  outline:none;
  box-shadow:none;
}
#sdaa-input:focus{border-color:#999;box-shadow:0 0 0 3px rgba(0,0,0,.06)}
#sdaa-form button{
  flex:0 0 auto;
  height:44px;
  border:0;
  border-radius:13px;
  background:var(--sdaa-accent,#111);
  color:#fff;
  padding:0 16px;
  font-size:13px;
  font-weight:700;
  cursor:pointer;
}

.sdaa-products{display:grid;grid-template-columns:1fr;gap:7px;margin-top:8px;width:100%}
.sdaa-product{display:flex;gap:9px;text-decoration:none!important;color:#111!important;background:#fff;border:1px solid #e5e5e5;border-radius:12px;padding:8px}
.sdaa-product img{width:58px;height:72px;object-fit:cover;border-radius:8px}
.sdaa-product div{display:flex;flex-direction:column;gap:2px}
.sdaa-product strong{font-size:13px}.sdaa-product span{font-size:13px}.sdaa-product small{font-size:11px;color:#666}
.sdaa-typing{font-size:12px;color:#777;padding:4px 0 12px}
.sdaa-wa{display:block;text-align:center;background:#25D366;color:#fff!important;text-decoration:none!important;padding:10px;border-radius:11px;margin:8px 0 12px;font-weight:600;font-size:13px}

@media(max-width:600px){
  #sdaa-root{right:12px;bottom:12px}
  #sdaa-launcher{width:58px;height:58px}
  #sdaa-panel{width:calc(100vw - 24px);height:calc(100dvh - 24px);max-height:none;border-radius:18px}
  #sdaa-quick{grid-template-columns:1fr 1fr;gap:6px}
  #sdaa-quick button{font-size:10.5px;min-height:40px;padding:7px 8px}
  #sdaa-form{padding-bottom:max(12px,env(safe-area-inset-bottom))}
}

/* v0.3 product cards */
.sdaa-product-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}
.sdaa-price{font-size:14px!important;font-weight:700;color:#222}
.sdaa-product-foot{display:flex!important;align-items:center;justify-content:space-between;gap:8px;margin-top:3px}
.sdaa-stock{display:inline-flex;align-items:center;width:max-content;border-radius:999px;padding:3px 7px;font-size:10px!important;font-weight:800;text-transform:uppercase;letter-spacing:.25px}
.sdaa-stock.is-stock{background:#edf8f0;color:#26733b}
.sdaa-stock.no-stock{background:#f4f4f4;color:#777}
.sdaa-view{font-size:11px;font-weight:700;color:#555;white-space:nowrap}
.sdaa-product:hover{border-color:#cfcfcf;box-shadow:0 3px 10px rgba(0,0,0,.06)}
.sdaa-more{width:100%;margin-top:8px;border:1px solid #d9d9d9;background:#fff;color:#222;border-radius:11px;padding:10px 12px;font-size:12px;font-weight:700;cursor:pointer}
.sdaa-more:hover{background:#f7f7f7}

/* Contacto de respaldo: solo aparece cuando no hay respuesta fiable en la base de conocimiento */
.sdaa-contact{margin-top:10px;padding:12px;border:1px solid #e3e3e3;border-radius:14px;background:#fff;display:flex;flex-direction:column;gap:8px}
.sdaa-contact strong{font-size:13px;color:#222}
.sdaa-contact-mail{font-size:13px;color:#333;text-decoration:underline}
.sdaa-whatsapp{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border-radius:12px;background:#111;color:#fff!important;text-decoration:none!important;font-size:13px;font-weight:700;align-self:flex-start}

/* v0.9: contexto y motivos de recomendación */
.sdaa-reason{font-size:11px!important;line-height:1.35;color:#666;margin-top:2px}
.sdaa-contact{box-shadow:0 2px 8px rgba(0,0,0,.03)}
.sdaa-contact-mail{display:inline-flex;align-items:center;min-height:36px}

/* v1.0: conversación persistente, sugerencias y controles */
.sdaa-head-actions{display:flex;align-items:center;gap:6px}
#sdaa-reset,#sdaa-close{border:0;background:transparent;color:#fff;cursor:pointer;line-height:1}
#sdaa-reset{font-size:23px;padding:5px 7px;opacity:.85}
#sdaa-reset:hover{opacity:1}
.sdaa-suggestions{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;max-width:100%}
.sdaa-suggestions button{border:1px solid #d9d9d9;background:#fff;border-radius:999px;padding:7px 10px;font-size:11px;font-weight:650;color:#333;cursor:pointer}
.sdaa-suggestions button:hover{background:#f5f5f5}
.sdaa-meta{font-size:11px!important;color:#777}