:root{--verde:#25d366;--verde-o:#0b3d2e;--tinta:#13201b;--suave:#55665f;--borde:#dfe9e3;--fondo-chat:#eef3ee;--mio:#d9fdd3}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--tinta);background:#e4ebe6}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.telefono{display:flex;flex-direction:column;height:100dvh;background:var(--fondo-chat);overflow:hidden;position:relative}
@media (min-width:600px){
  body{display:grid;place-items:center}
  .telefono{width:400px;height:min(820px,94dvh);border-radius:38px;border:10px solid #14201b;box-shadow:0 30px 70px rgba(11,61,46,.3)}
}
.banner{background:#fff6dc;color:#5c4a05;font-size:13px;text-align:center;padding:6px 12px;border-bottom:1px solid #f1dc9a;padding-top:max(6px,env(safe-area-inset-top))}
.cab{display:flex;align-items:center;gap:10px;background:var(--verde-o);color:#fff;padding:8px 10px}
.atras{color:#fff;text-decoration:none;font-size:34px;line-height:1;min-width:44px;min-height:44px;display:grid;place-items:center}
.avatar{width:40px;height:40px;border-radius:50%;background:#fff;display:grid;place-items:center;flex:none}
.quien{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.2}
.quien span{font-size:13px;opacity:.8}
.reiniciar{min-height:44px;padding:0 12px;border-radius:12px;border:1px solid rgba(255,255,255,.5);background:transparent;color:#fff;font:inherit;font-size:14px;cursor:pointer}
.chat{flex:1;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:6px;overscroll-behavior:contain}
.fila{display:flex;flex-direction:column;max-width:86%}
.fila.user{align-self:flex-end;align-items:flex-end}
.fila.bot{align-self:flex-start;align-items:flex-start}
.burbuja{padding:8px 12px;border-radius:16px;box-shadow:0 1px 1px rgba(0,0,0,.08);word-wrap:break-word;overflow-wrap:anywhere;background:#fff}
.burbuja.user,.fila.user .burbuja{background:var(--mio);border-bottom-right-radius:4px}
.fila.bot .burbuja{border-bottom-left-radius:4px}
.burbuja .li{display:block;padding-left:1em;text-indent:-1em}
.burbuja .sep{display:block;height:.5em}
.miniatura{display:block;max-width:100%;max-height:220px;border-radius:10px;margin-bottom:6px}
.pdf{display:inline-block;padding:6px 10px;border-radius:10px;background:rgba(0,0,0,.06);margin-bottom:6px;font-size:14px}
.botones{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.btn{min-height:44px;padding:8px 16px;border-radius:22px;border:1.5px solid var(--verde-o);background:#fff;color:var(--verde-o);font:inherit;font-weight:600;cursor:pointer}
.btn:hover:not(:disabled){background:#e6f7ec}
.btn:focus-visible,.icono:focus-visible,.reiniciar:focus-visible,#reintentar:focus-visible,.quitar:focus-visible{outline:3px solid #ffb703;outline-offset:2px}
.btn:disabled{opacity:.55;cursor:default}
.btn.elegido{background:var(--verde-o);color:#fff;opacity:1}
.escribiendo{padding:0 12px 6px}
.escribiendo .burbuja{display:inline-flex;gap:4px;padding:12px 14px}
.escribiendo i{width:8px;height:8px;border-radius:50%;background:#8aa097;animation:rebote 1.2s infinite}
.escribiendo i:nth-child(2){animation-delay:.15s}.escribiendo i:nth-child(3){animation-delay:.3s}
@keyframes rebote{0%,60%,100%{transform:none;opacity:.5}30%{transform:translateY(-4px);opacity:1}}
@media (prefers-reduced-motion:reduce){.escribiendo i{animation:none}}
.error{margin:0 12px 6px;padding:10px 12px;border-radius:12px;background:#fde8e8;color:#7a1212;display:flex;gap:10px;align-items:center;justify-content:space-between;font-size:15px}
.error button{min-height:44px;padding:0 14px;border-radius:12px;border:0;background:#7a1212;color:#fff;font:inherit;font-weight:600;cursor:pointer}
.adjunto{margin:0 12px 6px;padding:8px;background:#fff;border-radius:12px;display:flex;align-items:center;gap:10px;font-size:14px}
.adjunto img{width:48px;height:48px;object-fit:cover;border-radius:8px}
.adjunto span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.quitar{min-width:44px;min-height:44px;border:0;background:transparent;font-size:22px;cursor:pointer;color:var(--suave)}
.compositor{display:flex;align-items:flex-end;gap:6px;padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:#f6faf7;border-top:1px solid var(--borde)}
.compositor textarea{flex:1;resize:none;border:1px solid var(--borde);border-radius:22px;padding:11px 14px;font:inherit;font-size:16px;max-height:120px;min-height:44px;background:#fff;color:var(--tinta)}
.compositor textarea:focus{outline:2px solid var(--verde-o);border-color:transparent}
.icono{width:44px;height:44px;flex:none;border-radius:50%;border:0;background:transparent;color:var(--verde-o);display:grid;place-items:center;cursor:pointer}
.icono.enviar{background:var(--verde-o);color:#fff}
.icono:disabled{opacity:.5}
/* Tarjeta de propuesta */
.tarjeta{background:#fff;border-radius:18px;box-shadow:0 2px 10px rgba(11,61,46,.12);overflow:hidden;width:100%;min-width:260px}
.tarjeta header{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;background:#dcf8e6;font-weight:700;color:var(--verde-o)}
.etq-demo{font-size:12px;background:#fff6dc;border:1px solid #f1dc9a;color:#5c4a05;padding:2px 8px;border-radius:99px;font-weight:600}
.linea{display:flex;justify-content:space-between;gap:10px;padding:10px 14px;border-top:1px solid var(--borde)}
.linea small{display:block;color:var(--suave)}
.linea .cifras{text-align:right;white-space:nowrap}
.linea .cifras b{display:block}
.linea .cifras span{color:var(--suave);font-size:14px}
.linea.pend .cifras{color:var(--suave);font-style:italic}
.total{padding:14px;background:var(--verde-o);color:#fff;display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.total .gr{font-size:26px;font-weight:800;letter-spacing:-.01em}
.total .mes{opacity:.85}
.notas{margin:0;padding:10px 14px;font-size:13px;color:var(--suave);border-top:1px solid var(--borde)}
.linea small{overflow-wrap:anywhere}
details.notas summary{cursor:pointer;min-height:44px;display:flex;align-items:center}
details.notas p{margin:0 0 6px}