/* ============================================
   ESTILOS PARA MODO VISUALIZACIÓN
   ============================================ */

.modo-visualizacion {
    background: #f5f5f5;
}

.container-visualizacion {
    max-width: 90%;
    margin: 0 auto;
    padding: var(--spacing);
}

/* ============================================
   HEADER DE VISUALIZACIÓN
   ============================================ */

.header-visualizacion {
    background: white;
    padding: calc(var(--spacing) * 1.5);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: calc(var(--spacing) * 2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing);
}

.header-visualizacion h1 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin: 0;
}

.controles-visualizacion {
    display: flex;
    gap: var(--spacing);
    align-items: center;
    flex-wrap: wrap;
}

/* ============================================
   CONTENIDO DE ALABANZA
   ============================================ */

.main-visualizacion {
    background: white;
    padding: calc(var(--spacing) * 2);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    min-height: 400px;
}

.contenido-alabanza {
    font-size: 1.2rem;
    line-height: 2;
    color: var(--color-text);
}

.contenido-alabanza .titulo-alabanza {
    font-size: 2rem;
    font-weight: bold;
    color: var(--color-primary);
    margin-bottom: calc(var(--spacing) * 1.5);
    text-align: center;
    border-bottom: 3px solid var(--color-primary);
    padding-bottom: var(--spacing);
}

.contenido-alabanza .metadatos-alabanza {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: calc(var(--spacing) * 2);
    font-style: italic;
}

.audio-visualizacion {
    margin-bottom: calc(var(--spacing) * 1.5);
    padding: var(--spacing);
    background: #f0f9ff;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.audio-visualizacion audio {
    width: 100%;
    max-width: 400px;
}

.contenido-alabanza .letra-renderizada {
    font-family: 'Courier New', monospace;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-size: 1.3rem;
    line-height: 2.5;
    padding: var(--spacing);
    background: #fafafa;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.contenido-alabanza .letra-renderizada b,
.contenido-alabanza .letra-renderizada strong {
    font-weight: bold;
}

/* ============================================
   MODO PRESENTACIÓN FULLSCREEN
   ============================================ */

.modo-presentacion {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #1a1a1a;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    font-family: 'Arial', sans-serif;
}

/* Overlay oscuro para mejorar legibilidad sobre fondo de imagen */
.modo-presentacion::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.modo-presentacion > * {
    position: relative;
    z-index: 2;
}

.presentacion-header {
    padding: calc(var(--spacing) * 1.5);
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.presentacion-header-controls {
    display: flex;
    gap: var(--spacing);
    align-items: center;
}

.select-fondo {
    padding: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    font-size: 0.9rem;
}

.btn-vista {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-vista:hover {
    background: rgba(255, 255, 255, 0.3);
}

.presentacion-titulo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
}

.btn-cerrar {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-cerrar:hover {
    background: rgba(255, 255, 255, 0.3);
}

.presentacion-contenido {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--spacing) * 3);
    overflow-y: auto;
    text-align: center;
}

.presentacion-contenido .letra-renderizada {
    max-width: 90%;
    font-size: 2.5rem;
    line-height: 1.5;    
    color: white;
    font-family: 'Arial', sans-serif;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    background: rgba(0, 0, 0, 0.3);
    padding: calc(var(--spacing) * 2);
    border-radius: var(--border-radius);
    backdrop-filter: blur(5px);
    width: -webkit-fill-available;
}

.presentacion-contenido .letra-renderizada b,
.presentacion-contenido .letra-renderizada strong {
    font-weight: bold;
}

.presentacion-contenido .letra-sola {
    white-space: pre-wrap;
}

.presentacion-contenido .letra-con-acordes {
    white-space: normal;
}

.presentacion-contenido .letra-con-acordes .posicion-con-acorde {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    margin: 0 2px;
}

.presentacion-contenido .letra-con-acordes .acorde {
    font-size: 1.5rem;
    font-weight: bold;
    color: #ffd700;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
    margin-bottom: 0.25rem;
}

.presentacion-contenido .letra-con-acordes .caracter {
    font-size: 2.5rem;
    margin-top: -25px;
}

.presentacion-contenido .titulo-alabanza {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: calc(var(--spacing) * 2);
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.presentacion-contenido .metadatos-alabanza {
    font-size: 1.8rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: calc(var(--spacing) * 3);
    font-style: italic;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.presentacion-controles {
    padding: calc(var(--spacing) * 1.5);
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 2px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.vista-indicador {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-left: 0.5rem;
}

.btn-nav {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-nav:hover {
    background: rgba(255, 255, 255, 0.3);
}

.btn-nav:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.presentacion-indicador {
    color: white;
    font-size: 1.2rem;
    font-weight: bold;
}

/* ============================================
   ESTILOS PARA IMPRESIÓN
   ============================================ */

@media print {
    .header-visualizacion,
    .controles-visualizacion,
    .presentacion-header,
    .presentacion-controles {
        display: none !important;
    }

    .contenido-alabanza {
        page-break-inside: avoid;
    }

    .letra-renderizada {
        font-size: 1.1rem !important;
        line-height: 2 !important;
    }

    .titulo-alabanza {
        font-size: 1.5rem !important;
    }

    body {
        background: white !important;
    }

    .main-visualizacion {
        box-shadow: none !important;
        padding: 0 !important;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .header-visualizacion {
        flex-direction: column;
        align-items: stretch;
    }

    .controles-visualizacion {
        flex-direction: column;
    }

    .controles-visualizacion .btn,
    .controles-visualizacion .select-alabanza,
    .controles-visualizacion .input-busqueda {
        width: 100%;
    }

    .presentacion-contenido .letra-renderizada {
        font-size: 1.8rem;
        line-height: 2.5;
    }

    .presentacion-contenido .titulo-alabanza {
        font-size: 2.5rem;
    }
}