/* ============================ 11 · ARGO IA ============================ */
#argo-ia .ia-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);grid-template-rows:auto auto;column-gap:clamp(36px,6vw,80px);align-items:center}
#argo-ia .ia-intro{grid-column:1;grid-row:1;align-self:end}
#argo-ia .ia-chat{grid-column:2;grid-row:1/3}
#argo-ia .ia-cta{grid-column:1;grid-row:2;align-self:start}
#argo-ia .ia-lead{color:var(--mist);margin-top:22px;font-size:1.04rem;max-width:44ch}
#argo-ia .ia-temas{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
#argo-ia .ia-temas button{min-height:44px;padding:0 16px;border-radius:999px;border:1px solid var(--line-2);font-size:.84rem;color:var(--silver);transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease)}
#argo-ia .ia-temas button:hover{border-color:rgba(46,123,255,.45);color:var(--white);background:var(--accent-soft)}
#argo-ia .ia-cta{margin-top:30px}

/* ventana del chat */
#argo-ia .ia-chat{display:flex;flex-direction:column;height:min(620px,78vh);height:min(620px,78svh);border-radius:var(--r-xl);overflow:hidden;
  background:linear-gradient(180deg,rgba(18,20,25,.96),rgba(9,10,12,.98));border:1px solid var(--line-2);
  box-shadow:0 70px 130px -60px rgba(0,0,0,.98),inset 0 1px 0 rgba(255,255,255,.06)}
#argo-ia .ia-cab{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line);flex:none}
#argo-ia .ia-avatar{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(150deg,#262A32,#0E0F12);border:1px solid var(--line-2)}
#argo-ia .ia-avatar svg{width:22px;height:22px;filter:drop-shadow(0 0 8px rgba(46,123,255,.5))}
#argo-ia .ia-quien b{display:block;font-family:var(--display);font-size:.95rem;font-weight:600;color:var(--white);line-height:1.2;letter-spacing:.02em}
#argo-ia .ia-quien small{display:flex;align-items:center;gap:6px;font-size:.72rem;color:var(--mist-2);line-height:1.3;margin-top:2px}
#argo-ia .ia-quien small i{width:6px;height:6px;border-radius:50%;background:var(--wa);box-shadow:0 0 0 3px rgba(37,211,102,.15)}
#argo-ia .ia-reiniciar{margin-left:auto;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;color:var(--mist-2);transition:color .18s var(--ease),background-color .18s var(--ease)}
#argo-ia .ia-reiniciar svg{width:17px;height:17px}
#argo-ia .ia-reiniciar:hover{color:var(--white);background:rgba(255,255,255,.05)}

#argo-ia .ia-log{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:20px 18px 10px;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth}
#argo-ia .ia-msg{max-width:86%;padding:12px 15px;border-radius:16px;font-size:.9rem;line-height:1.6;font-weight:300;overflow-wrap:anywhere;animation:ia-entra .4s var(--ease) both}
#argo-ia .ia-msg.bot{align-self:flex-start;background:var(--steel);border:1px solid var(--line);border-bottom-left-radius:5px;color:var(--silver)}
#argo-ia .ia-msg.yo{align-self:flex-end;background:var(--white);color:var(--void);border-bottom-right-radius:5px;font-weight:400}
#argo-ia .ia-msg b{color:var(--white);font-weight:500}
#argo-ia .ia-msg ul{list-style:none;display:grid;gap:4px;margin:6px 0 2px}
#argo-ia .ia-msg li{position:relative;padding-left:14px}
#argo-ia .ia-msg li::before{content:"";position:absolute;left:0;top:.72em;width:5px;height:1px;background:var(--accent)}
#argo-ia .ia-msg p + p,#argo-ia .ia-msg p + ul,#argo-ia .ia-msg ul + p{margin-top:8px}
#argo-ia .ia-accion{align-self:flex-start;display:inline-flex;align-items:center;gap:9px;min-height:46px;padding:10px 18px;border-radius:999px;font-size:.86rem;font-weight:500;animation:ia-entra .4s var(--ease) both;
  background:rgba(37,211,102,.14);border:1px solid rgba(37,211,102,.34);color:var(--wa-txt);transition:background-color .18s var(--ease),transform .18s var(--ease)}
#argo-ia .ia-accion svg{width:17px;height:17px}
#argo-ia .ia-accion:hover{background:rgba(37,211,102,.22);transform:translateY(-2px)}
#argo-ia .ia-escribe{align-self:flex-start;display:flex;gap:4px;padding:14px 16px;border-radius:16px;border-bottom-left-radius:5px;background:var(--steel);border:1px solid var(--line)}
#argo-ia .ia-escribe i{width:5px;height:5px;border-radius:50%;background:var(--mist);animation:ia-pal 1.2s infinite}
#argo-ia .ia-escribe i:nth-child(2){animation-delay:.18s}
#argo-ia .ia-escribe i:nth-child(3){animation-delay:.36s}
@keyframes ia-pal{0%,60%,100%{opacity:.25}30%{opacity:1}}
@keyframes ia-entra{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

#argo-ia .ia-fichas{display:flex;gap:7px;padding:4px 18px 12px;overflow-x:auto;scrollbar-width:none;flex:none}
#argo-ia .ia-fichas::-webkit-scrollbar{display:none}
#argo-ia .ia-fichas:empty{padding:0}
#argo-ia .ia-ficha{flex:none;min-height:44px;padding:0 14px;border-radius:999px;border:1px solid var(--line-2);font-size:.8rem;color:var(--silver);white-space:nowrap;transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease)}
#argo-ia .ia-ficha:hover{border-color:rgba(46,123,255,.45);color:var(--white);background:var(--accent-soft)}
#argo-ia .ia-ficha.salir{border-color:var(--line);color:var(--mist-2)}

#argo-ia .ia-form{display:flex;gap:10px;padding:12px 14px;border-top:1px solid var(--line);flex:none;margin:0}
#argo-ia .ia-form input{flex:1;min-width:0;min-height:46px;padding:0 16px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--white);font-size:16px;font-weight:300;transition:border-color .18s var(--ease)}
#argo-ia .ia-form input::placeholder{color:var(--mist-2)}
#argo-ia .ia-form input:focus{outline:none;border-color:rgba(46,123,255,.45)}
#argo-ia .ia-enviar{width:46px;height:46px;border-radius:50%;background:var(--white);color:var(--void);display:grid;place-items:center;flex:none;transition:transform .18s var(--ease)}
#argo-ia .ia-enviar svg{width:16px;height:16px}
#argo-ia .ia-enviar:hover{transform:translateX(2px)}
#argo-ia .ia-aviso{flex:none;padding:0 16px 12px;font-size:.68rem;color:var(--mist-2);text-align:center;line-height:1.4}

@media (max-width:980px){
  #argo-ia .ia-grid{grid-template-columns:1fr;gap:28px}
  #argo-ia .ia-intro,#argo-ia .ia-chat,#argo-ia .ia-cta{grid-column:1;grid-row:auto}
  #argo-ia .ia-cta{margin-top:0;display:flex;justify-content:center}
  #argo-ia .ia-temas{display:none}
}
@media (max-width:560px){
  #argo-ia .ia-cta .btn{width:100%}
  #argo-ia .ia-chat{height:min(600px,calc(100svh - 110px));border-radius:var(--r-lg);margin-inline:calc(var(--gutter) * -.4)}
  #argo-ia .ia-log{padding:16px 14px 8px}
  #argo-ia .ia-msg{max-width:92%;font-size:.88rem}
  #argo-ia .ia-fichas{padding:4px 14px 10px}
  #argo-ia .ia-form{padding:10px}
}

/* fondo de marca */
#argo-ia .ia-fondo{position:absolute;inset:0;z-index:-1;pointer-events:none}
#argo-ia .ia-fondo img{object-position:70% 50%;filter:saturate(1.2) blur(3px)}
#argo-ia .ia-fondo::after{background:linear-gradient(90deg,rgba(4,7,14,.97) 30%,rgba(4,7,14,.8)),radial-gradient(70% 70% at 80% 40%,rgba(46,123,255,.25),transparent 70%)}

/* v8: oficina con el cerebro holográfico de fondo (encaja con ARGO AI), bordes fundidos */
#argo-ia .ia-fondo{-webkit-mask-image:linear-gradient(180deg,transparent,#000 18%,#000 82%,transparent);mask-image:linear-gradient(180deg,transparent,#000 18%,#000 82%,transparent)}
#argo-ia .ia-fondo picture,#argo-ia .ia-fondo img{width:100%;height:100%}
#argo-ia .ia-fondo img{object-fit:cover;object-position:60% 38%;filter:saturate(1.1);animation:ia-zoom 32s var(--ease) infinite alternate}
@keyframes ia-zoom{from{transform:scale(1.03)}to{transform:scale(1.1)}}
#argo-ia .ia-fondo::after{background:linear-gradient(90deg,rgba(4,7,14,.96) 28%,rgba(4,7,14,.72)),radial-gradient(60% 60% at 75% 40%,rgba(46,123,255,.22),transparent 70%)}
/* ventana del chat con aire de producto */
#argo-ia .ia-chat{background:linear-gradient(180deg,rgba(13,20,34,.94),rgba(6,10,20,.97));-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  box-shadow:0 70px 130px -60px rgba(0,0,0,.98),0 0 90px -40px rgba(46,123,255,.5),inset 0 1px 0 rgba(255,255,255,.06)}
#argo-ia .ia-avatar{background:linear-gradient(150deg,#16233F,#080D18);border-color:rgba(46,123,255,.35)}
#argo-ia .ia-msg.bot{background:rgba(20,28,45,.9)}
#argo-ia .ia-msg.yo{background:linear-gradient(135deg,#3B8BFF,#1B5FE0);color:#fff}
#argo-ia .ia-enviar{background:linear-gradient(135deg,#3B8BFF,#1B5FE0);color:#fff}
/* (movimiento reducido: desactivado a pedido del dueño) */

/* foco visible en el campo del chat */
#argo-ia .ia-form input:focus-visible{border-color:var(--accent);box-shadow:0 0 0 3px rgba(46,123,255,.35)}