/**
 * Estilos para los controles Text-to-Speech (TTS) Móvil.
 * Incluye la barra de acciones flotante y el overlay de reanudación.
 * ACTUALIZADO: Selectores de iconos para Material Symbols.
 * CORREGIDO: Añadido !important para "blindar" los estilos contra Bootstrap.
 *
 * @version 1.1.1
 * @date 2025-06-05
 * @author Baxahaun
 * // PEV_REF: TAREA_FixTTSMobileUI_Final
 */

/* Barra de acciones flotante HORIZONTAL para single-capitulo en móvil */
#mobile-floating-actions {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: var(--mobile-action-bar-height, 56px);
    background-color: var(--mobile-action-bar-bg, rgba(248, 249, 250, 0.92));
    -webkit-backdrop-filter: blur(var(--mobile-action-bar-blur, 8px));
    backdrop-filter: blur(var(--mobile-action-bar-blur, 8px));
    box-shadow: var(--mobile-action-bar-shadow, 0 -2px 10px rgba(0,0,0,0.1));
    z-index: 1030;
    padding: 0 0.25rem;
    border-top: 1px solid rgba(var(--bs-secondary-rgb), 0.075);
    display: flex;
    align-items: center;
    justify-content: space-around;
    transform: translateZ(0);
    will-change: backdrop-filter;
}

/* Estilos base para los botones, ahora "blindados" con !important para anular Bootstrap */
.mobile-action-bar-button {
    /* Apariencia y Dimensiones */
    width: var(--mobile-action-button-size, 38px) !important;
    height: var(--mobile-action-button-size, 38px) !important;
    padding: 0 !important;
    border-radius: 50% !important;
    border: 2px solid var(--bs-secondary) !important;
    background-color: var(--bs-body-bg) !important;
    color: var(--bs-secondary) !important;

    /* Flexbox y Alineación */
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;

    /* Comportamiento y Texto */
    line-height: 1 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    flex-grow: 0 !important;
    flex-shrink: 1 !important;
    min-width: var(--mobile-action-button-size) !important;

    /* Transiciones */
    transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out, color 0.2s ease-in-out, transform 0.15s ease-out;

    position: relative !important;
    overflow: hidden !important;
    z-index: 1 !important;
}

.mobile-action-bar-button .material-symbols-filled {
    font-size: var(--mobile-action-button-icon-size, 1rem) !important;
    line-height: 1 !important;
    vertical-align: baseline !important;
    color: inherit !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.mobile-action-bar-button:hover,
.mobile-action-bar-button:focus {
    background-color: var(--bs-secondary) !important;
    border-color: var(--bs-secondary) !important;
    color: var(--bs-white) !important;
    transform: scale(1.05);
    outline: none !important;
}

.mobile-action-bar-button:focus-visible {
    outline: 2px solid rgba(var(--bs-secondary-rgb), 0.5) !important;
    outline-offset: 2px !important;
    box-shadow: none !important;
    transform: none !important;
}

.mobile-action-bar-button.disabled,
.mobile-action-bar-button:disabled {
    color: var(--bs-secondary-color) !important;
    border-color: var(--bs-secondary-color) !important;
    background-color: var(--bs-tertiary-bg) !important;
    opacity: 0.65 !important;
    pointer-events: none !important;
    cursor: not-allowed !important;
    transform: none !important;
}

/* Estilos para el Overlay de TTS "Seguir Escuchando" */
.tts-resume-overlay {
    position: fixed;
    inset: 0;
    background-color: var(--tts-resume-overlay-bg, rgba(0, 0, 0, 0.7));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1055;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0s linear 0.3s;
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
}

.tts-resume-overlay.visible {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
}

/* Contenedor INTERNO de los botones del overlay */
.tts-resume-overlay .d-flex.flex-column {
    background-color: var(--tts-resume-button-bg, rgba(255, 255, 255, 0.95));
    padding: 1.5rem;
    border-radius: var(--bs-border-radius-lg, 0.5rem);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    text-align: center;
    gap: 0.75rem;
    min-width: 280px;
}

/* Clase base para los botones rectangulares DENTRO del overlay */
.tts-overlay-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.6rem 1rem;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: 1px solid transparent;
    border-radius: var(--bs-border-radius, 0.375rem);
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out, transform 0.15s ease-out;
}

.tts-overlay-button .material-symbols-filled {
    font-size: 1.1em;
    margin-right: 0.5rem;
}

/* Botón Reanudar en Overlay */
#tts-overlay-play-button.tts-overlay-button {
    background-color: var(--pc-prussian-blue);
    border-color: var(--pc-prussian-blue);
    color: var(--bs-white);
}
#tts-overlay-play-button.tts-overlay-button:hover,
#tts-overlay-play-button.tts-overlay-button:focus {
    background-color: var(--pc-air-superiority-blue);
    border-color: var(--pc-air-superiority-blue);
    color: var(--bs-white);
    transform: scale(1.03);
}

/* Botón Detener en Overlay */
#tts-overlay-stop-button.tts-overlay-button {
    background-color: var(--bs-danger);
    border-color: var(--bs-danger);
    color: var(--bs-white);
}
#tts-overlay-stop-button.tts-overlay-button:hover,
#tts-overlay-stop-button.tts-overlay-button:focus {
    background-color: var(--pc-barn-red);
    border-color: var(--pc-barn-red);
    color: var(--bs-white);
    transform: scale(1.03);
}

/* Clase de utilidad para ocultar botones móviles con JS */
.mobile-button-hidden {
    display: none !important;
}