/* ============================================================
   BOT YANG SHENG — widget de chat
   Burbuja abajo-IZQUIERDA (el personalizador .cz-fab vive
   abajo-derecha y el dock flotante en el centro: no se pisan).
   Usa las variables del sistema de diseño (css/styles.css).
   ============================================================ */
.ys-bot-btn{position:fixed;left:22px;bottom:22px;z-index:9985;width:60px;height:60px;border-radius:50%;
  background:linear-gradient(150deg,var(--marca,#6E8C72),var(--marca-osc,#4F6A54));border:none;cursor:pointer;
  box-shadow:0 12px 32px color-mix(in srgb,var(--marca-osc,#4F6A54) 45%,transparent);
  display:flex;align-items:center;justify-content:center;
  transition:transform .3s cubic-bezier(.16,1,.3,1)}
.ys-bot-btn:hover{transform:scale(1.07)}
.ys-bot-btn:focus-visible{outline:3px solid var(--oro,#C9A96A);outline-offset:3px}
.ys-bot-btn svg{width:27px;height:27px;stroke:var(--blanco,#FFFDF8);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.ys-bot-dot{position:absolute;top:4px;right:4px;width:13px;height:13px;border-radius:50%;
  background:var(--oro,#C9A96A);border:2.5px solid var(--crema,#F6F1E7);animation:ysbpulse 2.6s infinite}
@keyframes ysbpulse{0%,100%{transform:scale(1)}50%{transform:scale(1.25)}}

.ys-bot-hint{position:fixed;left:92px;bottom:34px;z-index:9985;background:var(--blanco,#FFFDF8);color:var(--tinta,#2A2622);
  font-family:var(--sans,"Mulish",sans-serif);font-size:13px;padding:10px 16px;border-radius:14px 14px 14px 3px;
  box-shadow:0 10px 30px rgba(42,38,34,.16);max-width:220px;line-height:1.45;border:1px solid var(--linea,#E4DACA);
  opacity:0;transform:translateY(8px);transition:.5s cubic-bezier(.16,1,.3,1);pointer-events:none}
.ys-bot-hint.on{opacity:1;transform:none}

.ys-bot-panel{position:fixed;left:18px;bottom:94px;z-index:9986;width:min(390px,calc(100vw - 24px));
  height:min(600px,calc(100dvh - 130px));border-radius:var(--radio,24px);overflow:hidden;display:none;flex-direction:column;
  background:var(--crema,#F6F1E7);box-shadow:0 30px 80px rgba(42,38,34,.35);border:1px solid var(--linea,#E4DACA);
  font-family:var(--sans,"Mulish",sans-serif)}
.ys-bot-panel.open{display:flex;animation:ysbin .35s cubic-bezier(.16,1,.3,1)}
@keyframes ysbin{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}

.ys-bot-top{background:var(--marca-osc,#4F6A54);color:var(--crema,#F6F1E7);padding:13px 16px;display:flex;align-items:center;gap:11px;flex:none}
.ys-bot-ava{width:40px;height:40px;border-radius:50%;background:linear-gradient(150deg,var(--oro,#C9A96A),var(--marca,#6E8C72));
  display:flex;align-items:center;justify-content:center;font-size:19px;flex:none}
.ys-bot-nm{font-weight:600;font-size:15px;font-family:var(--serif,"Fraunces",serif);letter-spacing:.01em}
.ys-bot-st{font-size:11.5px;opacity:.8;display:flex;align-items:center;gap:5px}
.ys-bot-st::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--oro,#C9A96A)}
.ys-bot-close{margin-left:auto;background:rgba(255,253,248,.14);border:none;color:var(--crema,#F6F1E7);width:34px;height:34px;
  border-radius:50%;cursor:pointer;font-size:15px;line-height:1}
.ys-bot-close:focus-visible{outline:2px solid var(--oro,#C9A96A);outline-offset:2px}

.ys-bot-chat{flex:1;overflow-y:auto;padding:16px 14px;scroll-behavior:smooth}
.ys-bot-msg{max-width:84%;padding:9px 13px;border-radius:14px;margin-bottom:9px;font-size:14px;line-height:1.55;
  box-shadow:0 1px 2px rgba(42,38,34,.07);opacity:0;transform:translateY(6px);animation:ysbpop .3s forwards;
  overflow-wrap:break-word}
@keyframes ysbpop{to{opacity:1;transform:none}}
.ys-bot-in{background:var(--blanco,#FFFDF8);border-top-left-radius:4px;color:var(--tinta,#2A2622)}
.ys-bot-out{background:color-mix(in srgb,var(--marca,#6E8C72) 22%,var(--blanco,#FFFDF8));margin-left:auto;
  border-top-right-radius:4px;color:var(--tinta,#2A2622)}
.ys-bot-sys{background:transparent;box-shadow:none;color:var(--tinta-suave,#635B51);font-size:11.5px;text-align:center;
  max-width:100%;margin:4px auto 10px}

.ys-bot-typing{display:inline-flex;gap:4px;padding:12px 14px;background:var(--blanco,#FFFDF8);border-radius:14px;
  border-top-left-radius:4px;margin-bottom:9px;box-shadow:0 1px 2px rgba(42,38,34,.07)}
.ys-bot-typing i{width:7px;height:7px;border-radius:50%;background:var(--marca,#6E8C72);animation:ysbty 1.2s infinite}
.ys-bot-typing i:nth-child(2){animation-delay:.15s}.ys-bot-typing i:nth-child(3){animation-delay:.3s}
@keyframes ysbty{0%,60%,100%{transform:none;opacity:.5}30%{transform:translateY(-4px);opacity:1}}

.ys-bot-chips{display:flex;flex-wrap:wrap;gap:7px;margin:2px 0 12px}
.ys-bot-chip{background:var(--blanco,#FFFDF8);border:1px solid var(--linea,#E4DACA);color:var(--marca-osc,#4F6A54);
  font-size:12.5px;font-weight:600;border-radius:var(--radio-btn,40px);padding:8px 15px;cursor:pointer;font-family:inherit;transition:.2s}
.ys-bot-chip:hover{background:var(--marca-osc,#4F6A54);color:var(--crema,#F6F1E7);border-color:var(--marca-osc,#4F6A54)}
.ys-bot-chip:focus-visible{outline:2px solid var(--oro,#C9A96A);outline-offset:2px}

.ys-bot-card{display:block;background:var(--blanco,#FFFDF8);border:1.5px solid var(--marca,#6E8C72);color:var(--marca-osc,#4F6A54);
  text-decoration:none;font-weight:700;font-size:13.5px;text-align:center;border-radius:var(--radio-btn,40px);
  padding:12px 18px;margin:2px 0 12px;max-width:88%;transition:.2s;font-family:inherit}
.ys-bot-card:hover{background:var(--marca-osc,#4F6A54);color:var(--crema,#F6F1E7)}
.ys-bot-card:focus-visible{outline:2px solid var(--oro,#C9A96A);outline-offset:2px}

.ys-bot-mailbox{background:var(--blanco,#FFFDF8);border-radius:14px;padding:14px;margin-bottom:10px;max-width:92%;
  box-shadow:0 1px 2px rgba(42,38,34,.07);border:1px solid var(--linea,#E4DACA)}
.ys-bot-mailbox input{width:100%;border:1px solid var(--linea,#E4DACA);border-radius:10px;padding:10px 12px;font-size:14px;
  font-family:inherit;box-sizing:border-box;background:var(--crema,#F6F1E7);color:var(--tinta,#2A2622)}
.ys-bot-mailbox input:focus{outline:none;border-color:var(--marca,#6E8C72)}
.ys-bot-mailok{width:100%;margin-top:9px;background:var(--marca-osc,#4F6A54);color:var(--crema,#F6F1E7);border:none;
  border-radius:var(--radio-btn,40px);padding:11px;font-size:13px;font-weight:700;cursor:pointer;font-family:inherit}
.ys-bot-mailok:disabled{opacity:.5;cursor:default}
.ys-bot-mailerr{color:#a33;font-size:12px;margin-top:6px;min-height:1em}

.ys-bot-input{display:flex;gap:8px;padding:11px 12px;background:var(--crema-2,#EFE7D6);border-top:1px solid var(--linea,#E4DACA);flex:none}
.ys-bot-input input{flex:1;border:1px solid var(--linea,#E4DACA);border-radius:var(--radio-btn,40px);padding:11px 17px;
  font-size:14px;font-family:inherit;background:var(--blanco,#FFFDF8);color:var(--tinta,#2A2622)}
.ys-bot-input input:focus{outline:none;border-color:var(--marca,#6E8C72)}
.ys-bot-send{width:44px;height:44px;border-radius:50%;background:var(--marca-osc,#4F6A54);border:none;cursor:pointer;flex:none;
  display:flex;align-items:center;justify-content:center}
.ys-bot-send svg{width:19px;height:19px;stroke:var(--crema,#F6F1E7);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ys-bot-send:disabled{opacity:.45}
.ys-bot-send:focus-visible{outline:2px solid var(--oro,#C9A96A);outline-offset:2px}
.ys-bot-foot{font-size:10px;color:var(--tinta-suave,#635B51);text-align:center;padding:0 10px 8px;background:var(--crema-2,#EFE7D6)}

.ys-bot-srlabel{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* móvil: por encima del dock flotante inferior */
@media (max-width:700px){
  .ys-bot-btn{left:14px;bottom:92px}
  .ys-bot-hint{left:84px;bottom:104px}
  .ys-bot-panel{left:12px;bottom:160px;height:min(540px,calc(100dvh - 180px))}
}

@media (prefers-reduced-motion:reduce){
  .ys-bot-dot,.ys-bot-typing i{animation:none}
  .ys-bot-panel.open{animation:none}
  .ys-bot-msg{animation-duration:.01s}
  .ys-bot-btn,.ys-bot-hint,.ys-bot-chip,.ys-bot-card{transition:none}
}