/* --- Controles de Accesibilidad --- */

/* Contenedor en el header para móvil */
.header-accessibility-controls {
    display: none;
    /* Oculto por defecto, se muestra en móvil */
    align-items: center;
    gap: 0.5rem;
}

/* Estilo de los botones en el header */
.header-accessibility-btn {
    background-color: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface-variant);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.header-accessibility-btn:hover {
    background-color: var(--md-sys-color-surface-container-highest);
}

.header-accessibility-btn:active {
    background-color: var(--md-sys-color-surface-container-high);
}

/* --- Menú FAB para Escritorio --- */
.fab-menu-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1100;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    gap: 1rem;
}

.fab-main,
.fab-secondary {
    border-radius: 1rem;
    /* M3 Standard FAB */
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.3), 0 1px 3px 1px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.fab-main {
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    border-radius: 1.5rem;
    /* M3 Large FAB */
    width: 64px;
    height: 64px;
    z-index: 2;
}

.fab-main:hover {
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 4px 8px 3px rgba(0, 0, 0, 0.15);
    filter: brightness(0.95);
}

.fab-main:active {
    filter: brightness(0.9);
    border-radius: 3rem;
}

.fab-main .material-symbols-outlined {
    transition: transform 0.3s ease;
}

.fab-main.is-open .material-symbols-outlined {
    transform: rotate(135deg);
}

.fab-secondary {
    background-color: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface-variant);
    transform: scale(0) translateY(20px);
    opacity: 0;
    visibility: hidden;
}

.fab-secondary:hover {
    background-color: var(--md-sys-color-surface-container-highest);
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 4px 8px 3px rgba(0, 0, 0, 0.15);
}

.fab-secondary:active {
    background-color: var(--md-sys-color-surface-container-high);
    border-radius: 3rem;
}

.fab-menu-container.is-open .fab-secondary {
    transform: scale(1) translateY(0);
    opacity: 1;
    visibility: visible;
}

/* Delay para la animación de los botones secundarios */
.fab-menu-container.is-open button:nth-of-type(2) {
    transition-delay: 0.05s;
}

.fab-menu-container.is-open button:nth-of-type(3) {
    transition-delay: 0.1s;
}


/* --- Media Queries para Responsividad --- */
@media (max-width: 768px) {

    /* En móvil: Ocultar FAB y mostrar botones del header */
    .fab-menu-container {
        display: none;
    }

    .header-accessibility-controls {
        display: flex;
    }
}

@media (min-width: 769px) {

    /* En escritorio: Ocultar botones del header */
    .header-accessibility-controls {
        display: none;
    }
}