#muro-mensajes-app-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

#muro-mensajes-app-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    background: #f4f4f4;
    color: #333;
    user-select: none;
    /* --- CAMBIOS CRÍTICOS --- */
    position: relative; /* Convierte este div en el ancla para los elementos absolutos */
    height: 85vh;     /* Altura contenida, no de pantalla completa */
    min-height: 600px;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;   /* Esconde cualquier cosa que intente salirse de este contenedor */
}

/* Pantalla de selección inicial y paneles de superposición */
#muro-mensajes-app-container #mode-selector,
#muro-mensajes-app-container #history-panel,
#muro-mensajes-app-container #panel-overlay,
#muro-mensajes-app-container #gif-gallery-overlay {
    position: absolute; /* CAMBIADO de 'fixed' a 'absolute' */
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    text-align: center;
    padding: 30px;
    color: white;
    transition: opacity 0.3s ease;
}
#muro-mensajes-app-container #panel-overlay {
     background: rgba(0,0,0,0.5);
     z-index: 100;
}
#muro-mensajes-app-container #gif-gallery-overlay {
    background: rgba(0,0,0,0.85);
    z-index: 3000;
}


#muro-mensajes-app-container #mode-selector.hidden,
#muro-mensajes-app-container #history-panel.hidden {
    opacity: 0;
    pointer-events: none;
}

#muro-mensajes-app-container #mode-selector h1,
#muro-mensajes-app-container #history-panel h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #00ff88, #00cc6a);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#muro-mensajes-app-container .mode-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

#muro-mensajes-app-container .mode-btn,
#muro-mensajes-app-container .history-btn {
    background: linear-gradient(45deg, #667eea, #764ba2);
    border: none;
    color: white;
    padding: 20px 30px;
    border-radius: 20px;
    font-size: 1.2em;
    cursor: pointer;
    transition: all 0.3s ease;
}
#muro-mensajes-app-container .history-btn {
    font-size: 1em;
    padding: 15px 25px;
    background: #6c757d;
}

#muro-mensajes-app-container #history-panel {
    justify-content: flex-start;
    padding-top: 50px;
}
#muro-mensajes-app-container #history-list {
    list-style: none;
    width: 100%;
    max-width: 500px;
    height: 60vh;
    overflow-y: auto;
    background: rgba(255,255,255,0.1);
    border-radius: 10px;
    padding: 10px;
}
#muro-mensajes-app-container #history-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(0,0,0,0.3);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
}
#muro-mensajes-app-container .session-info {
    text-align: left;
}
#muro-mensajes-app-container .resume-btn {
    background: #28a745;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
}
#muro-mensajes-app-container .history-actions {
    margin-top: 20px;
    display: flex;
    gap: 15px;
}
#muro-mensajes-app-container .history-actions button {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1em;
}
#muro-mensajes-app-container #clear-history-btn { background: #dc3545; color: white; }
#muro-mensajes-app-container #close-history-btn { background: #6c757d; color: white; }

/* Estilos para PANTALLA */
#muro-mensajes-app-container #display-mode {
    display: none;
    height: 100%;
    width: 100%;
    position: relative;
}

#muro-mensajes-app-container #display-mode.active {
    display: flex;
}

#muro-mensajes-app-container #topic-section {
    position: absolute; /* CAMBIADO */
    top: 20px;
    left: 20px;
    width: 400px;
    max-width: 90%;
    background: #fff;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    z-index: 50;
    border-radius: 10px;
    transition: transform 0.4s ease, opacity 0.4s ease;
    display: flex;
    flex-direction: column;
    max-height: calc(100% - 40px);
}
#muro-mensajes-app-container #topic-section.hidden {
    transform: scale(0.95) translateX(-100px);
    opacity: 0;
    pointer-events: none;
}

#muro-mensajes-app-container #topic-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    border-bottom: 1px solid #eee;
    flex-shrink: 0;
}
#muro-mensajes-app-container #topic-title {
    font-weight: bold;
    color: #007bff;
}
#muro-mensajes-app-container #edit-topic-btn {
        background-color: #007bff;
        color: white;
        border: none;
        padding: 8px 15px;
        border-radius: 5px;
        cursor: pointer;
}
#muro-mensajes-app-container #topic-content-wrapper {
    overflow-y: auto;
    padding: 10px;
}
#muro-mensajes-app-container #topic-content-display {
    padding: 10px;
    border-radius: 5px;
    background: #f8f9fa;
    word-break: break-word;
}
#muro-mensajes-app-container #topic-content-display img,
#muro-mensajes-app-container #topic-editor-container img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
}

/* --- ESTILOS MEJORADOS PARA EL EDITOR QUILL --- */
#muro-mensajes-app-container #topic-editor-container {
    padding: 0; /* Remover padding para que el editor ocupe todo el espacio */
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #fff;
}

#muro-mensajes-app-container #topic-editor-container .ql-toolbar.ql-snow {
    border: none;
    border-bottom: 1px solid #eee;
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    padding: 10px;
}

#muro-mensajes-app-container #topic-editor-container .ql-container.ql-snow {
    border: none;
}

#muro-mensajes-app-container #topic-editor-container .ql-editor {
    min-height: 150px;
    font-size: 16px; /* Aumentar el tamaño de la fuente para mejor legibilidad */
    color: #333;
}

#muro-mensajes-app-container #topic-editor-container .ql-editor p {
    margin-bottom: 1em; /* Añadir espacio entre párrafos */
}
/* --- FIN DE ESTILOS PARA EL EDITOR --- */

#muro-mensajes-app-container #main-content {
    width: 100%;
    height: 100%;
    transition: padding-left 0.4s ease, padding-top 0.4s ease;
    overflow-y: auto;
}

#muro-mensajes-app-container #main-content.topic-visible {
    padding-left: 420px;
}

@media (max-width: 900px) {
    #muro-mensajes-app-container #main-content.topic-visible {
        padding-left: 0;
        padding-top: 50%;
    }
    #muro-mensajes-app-container #topic-section {
        width: 90%;
        max-height: 45%;
    }
}

#muro-mensajes-app-container #message-wall {
    padding: 20px;
    column-gap: 20px;
    column-count: 1;
}

@media (min-width: 768px) { #muro-mensajes-app-container #message-wall { column-count: 2; } }
@media (min-width: 1200px) { #muro-mensajes-app-container #message-wall { column-count: 3; } }
@media (min-width: 1600px) { #muro-mensajes-app-container #message-wall { column-count: 4; } }

#muro-mensajes-app-container .message-bubble {
    padding: 15px 20px;
    border-radius: 20px;
    margin-bottom: 15px;
    animation: fadeIn 0.5s ease-out;
    word-wrap: break-word;
    -webkit-column-break-inside: avoid;
    page-break-inside: avoid;
    break-inside: avoid;
    width: 100%;
    display: inline-block;
    background: #fff;
    color: #333;
    font-size: 1.1em;
    border-left: 5px solid;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

#muro-mensajes-app-container .message-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

#muro-mensajes-app-container .sender-tag {
    display: flex;
    align-items: center;
    font-size: 0.9em;
    font-weight: bold;
    opacity: 0.9;
    padding-right: 10px;
}
#muro-mensajes-app-container .avatar-display {
    font-size: 1.4em;
    margin-right: 8px;
}

#muro-mensajes-app-container .vote-container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9em;
    flex-shrink: 0;
}
#muro-mensajes-app-container .vote-btn {
    cursor: pointer;
    background: #eee;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    font-size: 15px;
    transition: transform 0.2s;
}
#muro-mensajes-app-container .vote-btn:hover {
    transform: scale(1.1);
}
#muro-mensajes-app-container .vote-btn.upvote.voted {
        background-color: #28a745;
        color: white;
}
#muro-mensajes-app-container .vote-btn.downvote.voted {
        background-color: #dc3545;
        color: white;
}
#muro-mensajes-app-container .vote-count-up { color: #28a745; }
#muro-mensajes-app-container .vote-count-down { color: #dc3545; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

#muro-mensajes-app-container #toggle-topic-panel-btn,
#muro-mensajes-app-container #show-panel-btn {
    position: absolute; /* CAMBIADO */
    top: 20px;
    width: 50px;
    height: 50px;
    background: rgba(0, 123, 255, 0.7);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5em;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    z-index: 99;
    display: flex;
    justify-content: center;
    align-items: center;
}
#muro-mensajes-app-container #toggle-topic-panel-btn { left: 20px; }
#muro-mensajes-app-container #show-panel-btn { right: 20px; }

@keyframes fadeInOverlay {
    from { background: rgba(0,0,0,0); }
    to { background: rgba(0,0,0,0.5); }
}

#muro-mensajes-app-container #display-panel {
    position: relative;
    background: #ffffff;
    color: #333;
    padding: 20px;
    border-radius: 15px;
    border: 1px solid #ddd;
    width: 350px;
    max-width: 90%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 101;
}

#muro-mensajes-app-container #close-panel-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #e9ecef;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-weight: bold;
    cursor: pointer;
}

#muro-mensajes-app-container #room-code {
    background: #e9ecef; color: #495057; padding: 15px;
    border-radius: 10px; text-align: center; font-size: 1.8em;
    font-weight: bold; margin: 15px 0; letter-spacing: 4px;
    word-break: break-all;
}

#muro-mensajes-app-container #qr-container {
    background: #f8f9fa; padding: 15px; border-radius: 10px;
    margin: 15px 0; text-align: center; border: 1px solid #dee2e6;
}

#muro-mensajes-app-container #qr-code {
    display: inline-block; padding: 10px; background: white;
    border-radius: 8px; margin: 10px 0; line-height: 0;
}

#muro-mensajes-app-container #toast-container {
    position: absolute; /* CAMBIADO */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    pointer-events: none;
}

#muro-mensajes-app-container .toast-notification {
    background: rgba(30, 30, 30, 0.85);
    color: white;
    padding: 15px 25px;
    border-radius: 30px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    animation: fadeInOut 3s ease-out forwards;
}

@keyframes fadeInOut {
    0% { opacity: 0; transform: translateY(20px); }
    15% { opacity: 1; transform: translateY(0); }
    85% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-20px); }
}

#muro-mensajes-app-container #toggle-stats-btn,
#muro-mensajes-app-container #toggle-display-sound-btn {
    position: absolute; /* CAMBIADO */
    bottom: 20px;
    width: 60px;
    height: 60px;
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5em;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    z-index: 101;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
#muro-mensajes-app-container #toggle-stats-btn {
    left: 20px;
    background: rgba(220, 53, 69, 0.8);
}
#muro-mensajes-app-container #toggle-display-sound-btn {
    right: 20px;
    background: rgba(23, 162, 184, 0.8);
}

#muro-mensajes-app-container #display-stats {
    position: absolute; /* CAMBIADO */
    bottom: 20px; 
    left: 20px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    color: #333; padding: 20px;
    border-radius: 15px; border: 1px solid #ddd;
    min-width: 250px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.4s ease, opacity 0.4s ease;
    z-index: 100;
}
#muro-mensajes-app-container #display-stats.hidden {
    transform: scale(0.95) translateX(-100px);
    opacity: 0;
    pointer-events: none;
}

#muro-mensajes-app-container #user-list {
    list-style: none;
    padding: 0;
    margin-bottom: 10px;
    max-height: 150px;
    overflow-y: auto;
}
#muro-mensajes-app-container #user-list li {
    padding: 5px;
    border-bottom: 1px solid #eee;
    color: #333;
}
#muro-mensajes-app-container #user-list li:last-child {
    border-bottom: none;
}

/* Estilos para CONTROL */
#muro-mensajes-app-container #control-mode {
    display: none; 
    height: 100%; 
    flex-direction: column; 
    background: #f4f4f4;
}

#muro-mensajes-app-container #control-mode.active { display: flex; }
#muro-mensajes-app-container #control-header {
    padding: 15px; text-align: center; background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    max-height: 90%;
    overflow-y: auto;
}

#muro-mensajes-app-container #room-input,
#muro-mensajes-app-container #username-input {
    width: 90%; 
    max-width: 300px; 
    padding: 15px; 
    font-size: 1.2em;
    text-align: center; 
    border: 1px solid #ccc; 
    border-radius: 10px;
    background: #fff; 
    margin: 5px; 
    color: black;
}
#muro-mensajes-app-container #room-input {
    font-size: 1.5em;
    letter-spacing: 4px;
    text-transform: uppercase;
}
#muro-mensajes-app-container #set-username-btn {
    background: linear-gradient(45deg, #667eea, #764ba2); color: white; border: none;
    padding: 15px 25px; border-radius: 10px; font-size: 1.2em; cursor: pointer;
    width: 90%; max-width: 300px;
}

#muro-mensajes-app-container #avatar-selection-wrapper {
    margin: 10px auto 15px auto;
    max-width: 300px;
}
#muro-mensajes-app-container #avatar-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    padding: 10px;
    background: #f1f1f1;
    border-radius: 10px;
}
#muro-mensajes-app-container .avatar-option {
    font-size: 1.8em;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: background-color 0.2s, transform 0.2s;
    text-align: center;
}
#muro-mensajes-app-container .avatar-option:hover {
    background-color: #dcdcdc;
    transform: scale(1.1);
}
#muro-mensajes-app-container .avatar-option.selected {
    background-color: #007bff;
    transform: scale(1.1);
}

#muro-mensajes-app-container #connect-btn {
    background: linear-gradient(45deg, #00ff88, #00cc6a); color: black; border: none;
    padding: 15px 25px; border-radius: 10px; font-size: 1.2em;
}

#muro-mensajes-app-container #controls-area {
    flex: 1; display: flex; justify-content: center;
    align-items: center; padding: 20px;
}

#muro-mensajes-app-container #message-input {
    width: 100%; height: 100px; border-radius: 20px; border: 1px solid #ccc;
    background: #fff; color: #333; padding: 15px; font-size: 1.2em; resize: none;
}

#muro-mensajes-app-container #message-composer {
    display: flex; flex-direction: column; width: 100%; max-width: 400px; gap: 15px;
}
#muro-mensajes-app-container #attachment-preview {
    position: relative;
    max-width: 150px;
    margin-top: -10px;
    margin-bottom: 10px;
}
#muro-mensajes-app-container #attachment-preview img {
    width: 100%;
    border-radius: 8px;
    border: 1px solid #ddd;
}
#muro-mensajes-app-container #remove-gif-btn {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #dc3545;
    color: white;
    border: none;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    line-height: 1;
    padding-bottom: 2px;
}
#muro-mensajes-app-container #composer-actions {
    display: flex; align-items: stretch; gap: 10px;
}
#muro-mensajes-app-container #send-btn {
    border: none; border-radius: 20px; font-size: 1.5em;
    background: linear-gradient(45deg, #00ff88, #00cc6a);
    color: black; cursor: pointer; flex-grow: 1;
}
#muro-mensajes-app-container #open-gif-gallery-btn {
    flex-shrink: 0;
    width: 60px;
    height: auto;
    border-radius: 20px;
    border: 1px solid #ccc;
    background: #f1f1f1;
    font-size: 1.2em;
    font-weight: bold;
    cursor: pointer;
}

#muro-mensajes-app-container #gif-gallery-header {
    display: flex; gap: 10px; margin-bottom: 15px;
}
#muro-mensajes-app-container #gif-search-input {
    flex-grow: 1; padding: 15px; border-radius: 25px; border: 1px solid #555;
    background: #333; color: white; font-size: 1em;
}
#muro-mensajes-app-container #close-gif-gallery-btn {
    flex-shrink: 0; width: 50px; height: 50px; border-radius: 50%;
    border: none; background: #dc3545; color: white; font-size: 1.2em;
}
#muro-mensajes-app-container #gif-results {
    flex-grow: 1; overflow-y: auto; display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
}
#muro-mensajes-app-container .gif-item {
    width: 100%; height: 120px; object-fit: cover;
    border-radius: 8px; cursor: pointer; background: #444;
}

#muro-mensajes-app-container #toggle-messages-btn {
    position: absolute; /* CAMBIADO */
    bottom: 20px;
    right: 20px;
    width: auto;
    height: 50px;
    padding: 0 20px;
    background: rgba(0, 123, 255, 0.8);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 1em;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    z-index: 103;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.4s ease;
}
#muro-mensajes-app-container #toggle-messages-btn.panel-open {
    transform: translateY(-70vh);
}

#muro-mensajes-app-container #messages-panel {
    position: absolute; /* CAMBIADO */
    bottom: 0;
    left: 0;
    width: 100%;
    height: 70vh;
    background: #fff;
    z-index: 102;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
    transform: translateY(100%);
    transition: transform 0.4s ease;
    display: flex;
    flex-direction: column;
}
#muro-mensajes-app-container #messages-panel.active {
    transform: translateY(0);
}

#muro-mensajes-app-container #messages-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid #eee;
    flex-shrink: 0;
}
#muro-mensajes-app-container #messages-panel-header h4 {
    margin: 0;
    color: #007bff;
}
#muro-mensajes-app-container #close-messages-panel-btn {
    background: #e9ecef;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-weight: bold;
    cursor: pointer;
}

#muro-mensajes-app-container #control-message-list {
    list-style: none;
    padding: 15px;
    margin: 0;
    overflow-y: auto;
    flex-grow: 1;
}
#muro-mensajes-app-container #control-message-list li {
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 10px;
    background: #f1f1f1;
    word-wrap: break-word;
}
#muro-mensajes-app-container #control-message-list .control-sender-tag {
    font-weight: bold;
    font-size: 0.9em;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
}
#muro-mensajes-app-container #control-message-list .avatar-display {
    font-size: 1.2em;
    margin-right: 6px;
}
#muro-mensajes-app-container #control-message-list img {
    max-width: 100%;
    border-radius: 5px;
    margin-top: 5px;
}

#muro-mensajes-app-container .status-item { color: #555; }
#muro-mensajes-app-container .status-value { color: #007bff; }
#muro-mensajes-app-container .hidden { display: none !important; }

#muro-mensajes-app-container .spinner {
    border: 3px solid rgba(255, 255, 255, 0.2); border-radius: 50%;
    border-top: 3px solid #fff; width: 30px; height: 30px;
    animation: spin 1s linear infinite;
    margin: 40px auto;
}
#muro-mensajes-app-container .display-mode .spinner {
    border-top-color: #007bff;
    border-color: rgba(0,0,0,0.1);
}

#muro-mensajes-app-container .btn-secondary {
    background-color: #e9ecef; color: #495057; border: 1px solid #ced4da;
    padding: 10px 15px; border-radius: 8px; cursor: pointer;
    font-size: 14px; margin-top: 5px; width: 100%;
}

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