html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background-color: var(--color-fondo);
  color: var(--color-texto);
  font-family: "Montserrat", sans-serif;
  display: flex;
  overflow: hidden !important; /* 🔒 evita scroll */
  flex-direction: column;
}

.chat-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

.chat-container {
  width: 100%;
  max-width: 100%;     /* 👈 Aquí defines el ancho máximo uniforme */
  margin: 0 auto;       /* 👈 Centrado */
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.5em;
  padding: 0em 1.5em 2em 1.5em;
  overflow-y: auto;
  scroll-behavior: smooth;
  background-color: var(--color-fondo);
  min-height: 0;
  box-sizing: border-box;  /* Asegura que el padding cuente dentro del ancho */
}



.chatgpt-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: transparent;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
}


.header-left {
  display: flex;
  align-items: center;
}

.header-left:has(#btn-abrir-sidebar.oculto) {
  gap: 0;
}

.logo-chatgpt {
  height: 36px;
  display: block;
}

#btn-abrir-sidebar {
  padding: 0;
  margin: 0;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}


.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Icono nuevo chat */
.icon-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-principal);
  border-radius: 999px;
  padding: 0.5rem;
  transition: background-color 0.2s ease;
}

.icon-btn:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

/* Avatar */
.avatar-btn {
  background: none;
  border: none;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
}

.avatar-img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
}

/* Dropdown */
.user-menu {
    position: relative;
}

.dropdown-menu.show {
  display: block;
}
.dropdown-menu {
  position: absolute;
  top: 120%;
  right: 0;
  background-color: white;
  border: 1px solid #ccc;
  border-radius: 0.75rem;
  padding: 0.75rem 0;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  display: none;
  min-width: 180px; /* más ancho */
}

.dropdown-menu button {
  background: none;
  border: none;
  padding: 0.75rem 1.25rem;
  width: 100%;
  text-align: left;
  cursor: pointer;
  font-size: 1rem;
  color: var(--color-texto);
  transition: background-color 0.2s;
}

.dropdown-menu button:hover {
  background-color: #f9f9f9;
}


main.main-content {
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

#delete-chat-btn {
  background: none;
  border: none;
  padding: 0.25rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

#delete-chat-btn svg {
  width: 24px;
  height: 24px;
  fill: var(--color-texto); /* o #042f2e directamente */
  transition: fill 0.2s ease;
}

#delete-chat-btn:hover svg {
  fill: #F55135; /* color rojo al hover */
}

#logoutBtn {
  background: none;
  border: none;
  border-radius: 50%;
  padding: 0.5rem;
  cursor: pointer;
  color: var(--color-principal);
  font-size: 1.2rem;
  transition: background-color 0.2s ease;
}

#logoutBtn:hover {
  background-color: rgba(0, 0, 0, 0.05);
}





/* === Botones circulares unificados === */
.icon-btn,
.logout-button {
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  border-radius: 50%;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.icon-btn:hover,
.logout-button:hover {
  background-color: rgba(0, 0, 0, 0.08);
}

.icon-btn svg,
.logout-button svg,
.icon-btn i,
.logout-button i {
  width: 20px;
  height: 20px;
  color: inherit;
  pointer-events: none;
  transition: color 0.2s ease;
}

.loader {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0,0,0,0.1);
  border-top: 2px solid var(--color-principal);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto; /* Centrado horizontal */
  
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loader {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0,0,0,0.1);
  border-top: 2px solid var(--color-principal);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}


.header-base {
  height: 72px;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #e0e0e0;
}

.big-icon-btn {
  width: 40px;
  height: 40px;
  padding: 0;
}

.big-icon-btn svg {
  width: 32px;
  height: 32px;
}


.message.bot img {
  display: block;
  max-width: 100%;
  height: auto;
  margin-top: 1rem;
  border-radius: 1rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}


/* Contenedor principal del selector */
.db-selector {
  position: relative;
  display: inline-block;
}

/* Botón principal que muestra la base activa */
.db-selector-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: transparent;
  border: 1px solid #d0d0d0;
  border-radius: 0.75rem;
  padding: 0.4rem 0.8rem;
  font-size: 0.95rem;
  color: var(--color-texto);
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.db-selector-btn:hover {
  background-color: #f9f9f9;
  border-color: #c0c0c0;
}

/* Icono de flechita */
.db-selector-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

/* Rotar flecha si el menú está activo */
.db-selector-btn.active .db-selector-icon {
  transform: rotate(180deg);
}

/* Menú desplegable */
.db-selector-menu {
  position: absolute;
  top: 120%;
  right: 0;
  background-color: white;
  border: 1px solid #d0d0d0;
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  min-width: 180px;
  z-index: 999;
}

/* Opciones del menú */
.db-selector-menu button {
  background: none;
  border: none;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.95rem;
  color: var(--color-texto);
  cursor: pointer;
  transition: background-color 0.2s;
}

.db-selector-menu button:hover {
  background-color: #f1f1f1;
}

/* Ocultar menú */
.db-selector-menu.oculto {
  display: none;
}

.db-selector-btn.bloqueado {
  opacity: 0.6;
  cursor: not-allowed;
}

.message:first-child {
  margin-top: 2rem; /* ajusta el valor según tu gusto */
}