:root{--wa:#075e54;--wa2:#128c7e;--wa-env:#e5ddd5;--wa-mio:#d9fdd3}
#chat-btn{position:fixed;right:18px;bottom:18px;z-index:60;width:60px;height:60px;border:0;
  border-radius:50%;background:#25d366;color:#fff;font-size:27px;cursor:pointer;
  box-shadow:0 6px 20px rgba(0,0,0,.28);display:flex;align-items:center;justify-content:center;
  transition:transform .18s}
#chat-btn:hover{transform:scale(1.07)}
#chat-btn .cerrar{display:none}
#chat-btn.abierto .abrir{display:none}
#chat-btn.abierto .cerrar{display:block}
#chat-btn::after{content:"1";position:absolute;top:-2px;right:-2px;background:#e53935;color:#fff;
  font:700 11px/18px system-ui,sans-serif;width:18px;height:18px;border-radius:50%;text-align:center}
#chat-btn.abierto::after,#chat-btn.visto::after{display:none}

#chat-caja{position:fixed;right:18px;bottom:88px;z-index:60;width:370px;max-width:calc(100vw - 36px);
  height:540px;max-height:calc(100vh - 120px);background:var(--wa-env);border-radius:14px;
  box-shadow:0 14px 44px rgba(0,0,0,.3);display:none;flex-direction:column;overflow:hidden}
#chat-caja.abierto{display:flex}
#chat-caja .top{background:var(--wa);color:#fff;padding:11px 14px;display:flex;align-items:center;gap:11px;flex:0 0 auto}
#chat-caja .top .av{width:40px;height:40px;border-radius:50%;background:var(--wa2);display:flex;
  align-items:center;justify-content:center;font-size:19px;color:#fff;flex:0 0 40px}
#chat-caja .top b{display:block;font-size:15px;line-height:1.2}
#chat-caja .top span{font-size:11.5px;color:#bfe0d9}
#chat-caja .top .x{margin-left:auto;background:0;border:0;color:#cfe6e0;font-size:19px;cursor:pointer;padding:4px 6px}

#chat-msgs{flex:1 1 auto;overflow-y:auto;padding:14px 12px;display:flex;flex-direction:column;gap:8px;
  background-color:var(--wa-env);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='42' height='42'%3E%3Cg fill='none' stroke='%23000' stroke-opacity='.045' stroke-width='1.4'%3E%3Cpath d='M6 12h7M9 8v8M26 30h7M29 26v8'/%3E%3Ccircle cx='34' cy='9' r='3.4'/%3E%3Ccircle cx='11' cy='33' r='3.4'/%3E%3C/g%3E%3C/svg%3E")}
#chat-msgs .b{max-width:82%;padding:8px 11px;border-radius:9px;font-size:14.5px;line-height:1.5;
  background:#fff;align-self:flex-start;box-shadow:0 1px 1px rgba(0,0,0,.12);word-wrap:break-word;color:#111b21}
#chat-msgs .b.mio{background:var(--wa-mio);align-self:flex-end}
#chat-msgs .b a{color:#0b6b5e;text-decoration:underline}
#chat-msgs .b p{margin:0 0 7px}
#chat-msgs .b p:last-child{margin:0}
#chat-msgs .hora{display:block;font-size:10.5px;color:#8a9aa3;text-align:right;margin-top:2px}
#chat-msgs .esc span{display:inline-block;width:7px;height:7px;margin:0 1.5px;border-radius:50%;
  background:#9aa8b0;animation:cpt 1.1s infinite}
#chat-msgs .esc span:nth-child(2){animation-delay:.18s}
#chat-msgs .esc span:nth-child(3){animation-delay:.36s}
@keyframes cpt{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}

#chat-sug{display:flex;gap:6px;flex-wrap:wrap;padding:0 12px 10px;background:var(--wa-env)}
#chat-sug button{background:#fff;border:1px solid #cfd8dc;color:#25555f;border-radius:16px;
  padding:6px 11px;font-size:12.5px;cursor:pointer;font-family:inherit}
#chat-sug button:hover{background:#f0f4f5}

#chat-pie{flex:0 0 auto;background:#f0f2f5;padding:9px 10px;display:flex;gap:8px;align-items:flex-end}
#chat-pie textarea{flex:1;resize:none;border:0;border-radius:20px;padding:10px 14px;font:15px/1.35 inherit;
  max-height:96px;outline:0;background:#fff;color:#111b21}
#chat-pie button{flex:0 0 42px;height:42px;border:0;border-radius:50%;background:var(--wa2);color:#fff;
  font-size:16px;cursor:pointer}
#chat-pie button:disabled{opacity:.5;cursor:default}
#chat-aviso{font-size:11px;color:#6b7c85;text-align:center;padding:0 12px 8px;background:#f0f2f5;margin:0}


/* --- ficha de contacto dentro del chat --- */
.chat-ficha{background:#fff;border-radius:9px;padding:13px 13px 11px;align-self:stretch;max-width:none;
  box-shadow:0 1px 1px rgba(0,0,0,.12);font-size:14px;color:#111b21}
.chat-ficha h4{margin:0 0 3px;font-size:14.5px;color:#075e54}
.chat-ficha p.d{margin:0 0 10px;font-size:12.5px;color:#5b6b73;line-height:1.45}
.chat-ficha input[type=text],.chat-ficha input[type=email],.chat-ficha input[type=tel]{
  width:100%;box-sizing:border-box;border:1px solid #cfd8dc;border-radius:7px;padding:9px 11px;
  font:14px/1.3 inherit;margin-bottom:7px;color:#111b21;background:#fff}
.chat-ficha input:focus{outline:0;border-color:#128c7e}
.chat-ficha .trampa{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.chat-ficha label.ch{display:flex;gap:8px;align-items:flex-start;font-size:12.8px;color:#37474f;
  line-height:1.4;margin:3px 0 10px;cursor:pointer}
.chat-ficha label.ch input{margin:2px 0 0;flex:0 0 auto;accent-color:#128c7e}
.chat-ficha .btns{display:flex;gap:8px;align-items:center}
.chat-ficha button.ok{background:#128c7e;color:#fff;border:0;border-radius:20px;padding:9px 18px;
  font:600 14px inherit;cursor:pointer}
.chat-ficha button.ok:disabled{opacity:.55;cursor:default}
.chat-ficha button.no{background:0;border:0;color:#6b7c85;font:13px inherit;cursor:pointer;text-decoration:underline}
.chat-ficha .err{color:#c62828;font-size:12.5px;margin:7px 0 0}
.chat-ficha .leg{font-size:11px;color:#8a9aa3;margin:9px 0 0;line-height:1.4}
.chat-ficha .leg a{color:#0b6b5e}

@media(max-width:520px){
  #chat-caja{right:0;bottom:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;border-radius:0}
  #chat-btn{right:14px;bottom:14px;width:54px;height:54px;font-size:24px}
}