.soporte {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 30;
}
.soporte-abrir {
  display: inline-flex; align-items: center; gap: 9px;
  border: 0; border-radius: 999px; padding: 14px 18px;
  background: var(--cbm-azul); color: white;
  font: 600 14px var(--cbm-font); cursor: pointer;
  box-shadow: var(--sombra);
}
.soporte-abrir:hover { background: var(--cbm-azul-oscuro); }
.soporte-abrir svg { width: 21px; height: 21px; flex-shrink: 0; }
.soporte-panel {
  position: absolute; right: 0; bottom: 64px;
  width: min(370px, calc(100vw - 40px));
  max-height: calc(100dvh - 120px);
  overflow-y: auto; overscroll-behavior: contain;
  background: white; border: 1px solid var(--cbm-linea);
  border-radius: 18px; box-shadow: 0 12px 45px rgba(46, 64, 87, .2);
}
.soporte-cabecera {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 18px; background: var(--cbm-azul); color: white;
}
.soporte-cabecera h2 { margin: 0; color: white; font-size: 17px; }
.soporte-cabecera p { margin: 2px 0 0; font-size: 12px; color: #D9E2EE; }
.soporte-cerrar {
  display: grid; place-items: center; min-width: 38px; min-height: 38px;
  border: 1px solid rgba(255,255,255,.4); border-radius: 50%;
  background: transparent; color: white; font: 24px var(--cbm-font); cursor: pointer;
}
.soporte-cuerpo { padding: 18px; }
.soporte-burbuja {
  border-radius: 12px 12px 12px 3px; padding: 12px 14px;
  background: var(--cbm-azul-suave); color: var(--cbm-azul);
  font-size: 14px; margin: 0 0 18px;
}
.soporte-form label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 7px; }
.soporte-form textarea {
  display: block; width: 100%; min-height: 115px; resize: vertical;
  padding: 12px; border: 1px solid var(--cbm-linea); border-radius: 10px;
  font: 14px/1.5 var(--cbm-font); color: var(--cbm-texto); background: white;
}
.soporte-aclaracion { margin: 10px 0 14px; font-size: 12px; line-height: 1.5; color: var(--cbm-texto-suave); }
.soporte-enviar {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%; min-height: 46px; padding: 11px 12px; border: 0; border-radius: 10px;
  background: var(--cbm-rojo); color: white; font: 600 14px var(--cbm-font); cursor: pointer;
}
.soporte-enviar:hover { background: var(--cbm-rojo-oscuro); }
.soporte-enviar:disabled { opacity: .55; cursor: default; }
.soporte-estado { margin: 12px 0 0; font-size: 13px; color: var(--cbm-azul); }
.soporte :focus-visible { outline: 3px solid var(--cbm-rojo); outline-offset: 3px; }
.soporte-cabecera :focus-visible { outline-color: white; }
@media (max-width: 480px) {
  .soporte { right: max(12px, env(safe-area-inset-right)); bottom: max(12px, env(safe-area-inset-bottom)); }
  .soporte-panel { width: calc(100vw - 24px); max-height: calc(100dvh - 100px); bottom: 60px; }
  .soporte-abrir { padding: 13px 16px; }
}