/* ═══════════════════════════════════════════════════════════════
   VIVAGO AI — widget de chat
   Reutiliza los tokens de marca de styles.css (--lagoon, --sea,
   --hibisco, --mango, tipografías Fraunces / Public Sans / JetBrains).
   Botón flotante abajo-izquierda (el de WhatsApp vive abajo-derecha).
   ═══════════════════════════════════════════════════════════════ */

.vgai-fab{
  position:fixed; left:18px; bottom:18px; z-index:95;
  display:flex; align-items:center; gap:10px;
  padding:13px 20px 13px 14px; border:none; border-radius:100px;
  background:var(--grad-cta); color:#04333A;
  font-family:'JetBrains Mono',monospace; font-weight:700; font-size:.82rem;
  letter-spacing:.03em;
  box-shadow:0 16px 34px -10px rgba(20,52,61,.45), var(--glow-cta);
  transition:transform .25s var(--ease-spring), box-shadow .2s ease;
}
.vgai-fab:hover{ transform:translateY(-3px); box-shadow:0 22px 40px -12px rgba(20,52,61,.5), var(--glow-cta); }
.vgai-fab svg{ width:22px; height:22px; flex:none; }
.vgai-fab .vgai-dot{
  width:9px; height:9px; border-radius:50%; background:#7CFCB3;
  box-shadow:0 0 0 0 rgba(124,252,179,.7); animation:vgaiPulse 2.2s infinite;
}
@keyframes vgaiPulse{
  0%{ box-shadow:0 0 0 0 rgba(124,252,179,.65); }
  70%{ box-shadow:0 0 0 9px rgba(124,252,179,0); }
  100%{ box-shadow:0 0 0 0 rgba(124,252,179,0); }
}

.vgai-panel{
  position:fixed; left:18px; bottom:18px; z-index:170;
  width:min(400px, calc(100vw - 24px));
  height:min(600px, calc(100dvh - 36px));
  display:flex; flex-direction:column; overflow:hidden;
  background:var(--paper);
  border:1px solid var(--line-soft); border-radius:var(--radius);
  box-shadow:var(--shadow-lift);
  opacity:0; transform:translateY(14px) scale(.98); pointer-events:none;
  transition:opacity .22s ease, transform .22s ease;
}
.vgai-panel.open{ opacity:1; transform:none; pointer-events:auto; }

/* Cuando el chat está abierto, el flotante de WhatsApp se retira:
   en móvil quedaba encima del botón de enviar y bloqueaba el clic */
.whatsapp-float{
  transition:transform .25s var(--ease-spring), box-shadow .25s, opacity .25s ease;
}
body.vgai-chat-open .whatsapp-float{
  opacity:0; pointer-events:none;
  transform:translateY(14px) scale(.9);
  animation:none;
}

/* ── Cabecera ─────────────────────────────────────────────── */
.vgai-head{
  flex:none; display:flex; align-items:center; gap:11px;
  padding:14px 16px; color:#fff; background:var(--grad-sea);
  position:relative;
}
.vgai-head::after{
  content:''; position:absolute; left:0; right:0; bottom:-1px; height:3px;
  background:linear-gradient(90deg,var(--lagoon-bright),var(--mango) 45%,var(--lagoon-deep) 90%);
}
.vgai-avatar{
  flex:none; width:38px; height:38px; border-radius:12px;
  background:rgba(255,255,255,.14);
  display:flex; align-items:center; justify-content:center;
  border:1px solid rgba(255,255,255,.25);
}
.vgai-avatar svg{ width:22px; height:22px; }
.vgai-title{ line-height:1.15; min-width:0; }
.vgai-title b{ font-family:'Fraunces',serif; font-weight:600; font-size:1.02rem; display:block; }
.vgai-title span{ font-family:'JetBrains Mono',monospace; font-size:.62rem; letter-spacing:.12em; text-transform:uppercase; opacity:.75; }
.vgai-close{
  margin-left:auto; flex:none; width:34px; height:34px; border:none; border-radius:50%;
  background:rgba(255,255,255,.14); color:#fff; font-size:1.05rem; line-height:1;
  transition:background .2s;
}
.vgai-close:hover{ background:rgba(255,255,255,.28); }

/* ── Mensajes ─────────────────────────────────────────────── */
.vgai-msgs{
  flex:1; overflow-y:auto; padding:16px 14px 10px;
  display:flex; flex-direction:column; gap:10px;
  background:
    radial-gradient(420px 240px at 100% 0%, rgba(236,218,190,.16), transparent 60%),
    var(--paper);
  scrollbar-width:thin;
}
.vgai-msg{
  max-width:86%; padding:10px 13px; border-radius:16px;
  font-size:.9rem; line-height:1.45; white-space:pre-wrap; word-wrap:break-word;
  animation:vgaiIn .18s ease;
}
@keyframes vgaiIn{ from{ opacity:0; transform:translateY(5px);} to{ opacity:1; transform:none;} }
.vgai-msg.user{
  align-self:flex-end; background:var(--sea); color:#fff;
  border-bottom-right-radius:5px;
}
.vgai-msg.ai{
  align-self:flex-start; background:var(--paper-dim); color:var(--ink);
  border-bottom-left-radius:5px; border:1px solid var(--line-soft);
}
.vgai-msg b{ font-weight:700; }
.vgai-msg ul{ list-style:none; margin:4px 0; padding:0; }
.vgai-msg li{ padding-left:14px; position:relative; }
.vgai-msg li::before{ content:'•'; position:absolute; left:2px; color:var(--hibisco); }

/* Estado "escribiendo…" */
.vgai-typing{ align-self:flex-start; display:flex; gap:5px; padding:12px 15px; background:var(--paper-dim); border-radius:16px; border:1px solid var(--line-soft); }
.vgai-typing i{
  width:7px; height:7px; border-radius:50%; background:var(--lagoon); display:block;
  animation:vgaiBounce 1.1s infinite;
}
.vgai-typing i:nth-child(2){ animation-delay:.15s; }
.vgai-typing i:nth-child(3){ animation-delay:.3s; }
@keyframes vgaiBounce{ 0%,60%,100%{ transform:translateY(0); opacity:.45;} 30%{ transform:translateY(-5px); opacity:1;} }

/* Estado consultando catálogo */
.vgai-consultando{
  align-self:flex-start; font-family:'JetBrains Mono',monospace;
  font-size:.68rem; letter-spacing:.06em; color:var(--sea);
  padding:8px 12px; border-radius:100px;
  background:rgba(20,160,165,.1); border:1px dashed rgba(20,160,165,.4);
}

/* Botón de reserva por WhatsApp dentro de la burbuja IA */
.vgai-reservar{
  display:inline-flex; align-items:center; gap:7px; margin-top:8px;
  padding:9px 15px; border-radius:100px; border:none;
  background:#1FAF54; color:#fff !important;
  font-family:'JetBrains Mono',monospace; font-weight:700; font-size:.74rem;
  letter-spacing:.02em; text-decoration:none;
  box-shadow:0 8px 18px -6px rgba(31,175,84,.55);
  transition:transform .15s;
}
.vgai-reservar:hover{ transform:translateY(-1px); }
.vgai-reservar svg{ width:15px; height:15px; fill:currentColor; }

/* Error + reintentar */
.vgai-error{
  align-self:center; max-width:92%; text-align:center;
  padding:10px 14px; border-radius:14px; font-size:.84rem;
  background:#FDEDE8; border:1px solid rgba(231,111,81,.35); color:#8A3A24;
}
.vgai-reintentar{
  display:inline-block; margin-top:6px; padding:7px 16px; border-radius:100px;
  border:none; background:var(--hibisco); color:#fff;
  font-weight:700; font-size:.78rem;
}

/* Chips de sugerencia inicial */
.vgai-chips{
  flex:none; display:flex; flex-wrap:wrap; gap:6px; padding:0 14px 10px;
}
.vgai-chip{
  padding:7px 12px; border-radius:100px; border:1px solid rgba(20,160,165,.45);
  background:rgba(20,160,165,.07); color:var(--sea);
  font-size:.76rem; font-weight:600; transition:.15s;
}
.vgai-chip:hover{ background:rgba(20,160,165,.18); }

/* ── Composer ─────────────────────────────────────────────── */
.vgai-composer{
  flex:none; display:flex; align-items:flex-end; gap:8px;
  padding:11px 12px; border-top:1px solid var(--line-soft); background:var(--paper);
}
.vgai-input{
  flex:1; resize:none; max-height:110px;
  border:1.5px solid var(--line); border-radius:14px;
  padding:10px 12px; font:inherit; font-size:.88rem; color:var(--ink);
  background:var(--paper); outline:none; transition:border-color .15s;
}
.vgai-input:focus{ border-color:var(--lagoon); }
.vgai-send{
  flex:none; width:42px; height:42px; border:none; border-radius:50%;
  background:var(--grad-cta); color:#04333A;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 16px -6px rgba(20,160,165,.55);
  transition:transform .2s var(--ease-spring), opacity .15s;
}
.vgai-send svg{ width:19px; height:19px; fill:#04333A; }
.vgai-send:hover{ transform:scale(1.06); }
.vgai-send:disabled{ opacity:.45; cursor:not-allowed; transform:none; }

/* ── Botón "Asesor IA" en la barra de navegación ──────────── */
.vgai-nav-btn{
  display:inline-flex; align-items:center; gap:7px;
  padding:10px 16px; border-radius:100px; border:1.5px solid rgba(20,160,165,.45);
  background:rgba(20,160,165,.1); color:var(--lagoon-deep);
  font-family:'JetBrains Mono',monospace; font-weight:700; font-size:.76rem;
  letter-spacing:.03em; white-space:nowrap;
  transition:background .2s, color .2s, transform .2s var(--ease-spring), box-shadow .2s;
}
.vgai-nav-btn:hover{
  background:var(--grad-ink); color:#fff; border-color:transparent;
  transform:translateY(-2px); box-shadow:var(--shadow-sm);
}
@media (max-width:640px){
  .vgai-nav-btn span{ display:none; }   /* en móvil queda solo el ícono ✦ */
  .vgai-nav-btn{ padding:9px 12px; }
}

/* Móvil: el panel ocupa casi toda la pantalla */
@media (max-width:520px){
  .vgai-panel{ left:8px; bottom:8px; width:calc(100vw - 16px); height:calc(100dvh - 70px); border-radius:20px; }
  .vgai-fab{ left:12px; bottom:12px; padding:12px 17px 12px 12px; }
}