/**
 * Damaso Audio - Estilos
 * Version: 1.0.0
 */

/* Container Principal */
.damaso-audio-container {
    margin: 25px 0;
    padding: 20px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    transition: all 0.3s ease;
}

.damaso-audio-container:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* Botón Principal */
.damaso-audio-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: #ffffff;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    position: relative;
    overflow: hidden;
}

.damaso-audio-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.damaso-audio-btn:hover::before {
    opacity: 1;
}

.damaso-audio-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.6);
}

.damaso-audio-btn:active {
    transform: translateY(-1px);
}

/* Estados del botón */
.damaso-audio-btn.playing {
    background: linear-gradient(135deg, #f43f5e 0%, #ec4899 100%);
    box-shadow: 0 4px 15px rgba(244, 63, 94, 0.4);
}

.damaso-audio-btn.loading {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    cursor: wait;
}

/* Iconos del botón */
.damaso-audio-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    position: relative;
}

.damaso-audio-icon svg {
    width: 24px;
    height: 24px;
    transition: all 0.3s ease;
    position: absolute;
}

.icon-pause,
.icon-loading {
    opacity: 0;
    transform: scale(0);
}

.damaso-audio-btn.playing .icon-play {
    opacity: 0;
    transform: scale(0);
}

.damaso-audio-btn.playing .icon-pause {
    opacity: 1;
    transform: scale(1);
}

.damaso-audio-btn.loading .icon-play,
.damaso-audio-btn.loading .icon-pause {
    opacity: 0;
    transform: scale(0);
}

.damaso-audio-btn.loading .icon-loading {
    opacity: 1;
    transform: scale(1);
    animation: damaso-spin 1s linear infinite;
}

@keyframes damaso-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Selector de Contenido */
.damaso-content-selector {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    padding: 12px;
    background: #f8fafc;
    border-radius: 12px;
}

.damaso-selector-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    color: #475569;
    cursor: pointer;
    transition: all 0.3s ease;
}

.damaso-selector-btn svg {
    width: 20px;
    height: 20px;
    fill: #64748b;
    transition: fill 0.3s ease;
}

.damaso-selector-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
    background: #f0f4ff;
}

.damaso-selector-btn:hover svg {
    fill: #6366f1;
}

.damaso-selector-btn.active {
    border-color: #6366f1;
    background: #6366f1;
    color: #ffffff;
}

.damaso-selector-btn.active svg {
    fill: #ffffff;
}

/* Controles de Audio */
.damaso-audio-controls {
    display: none;
    grid-template-columns: auto auto auto 1fr;
    gap: 15px;
    margin-top: 20px;
    padding: 18px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 12px;
    align-items: center;
}

.damaso-audio-controls.active {
    display: grid;
    animation: damaso-slideDown 0.3s ease;
}

@keyframes damaso-slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Botón de Control (Stop) */
.damaso-control-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.damaso-control-btn svg {
    width: 22px;
    height: 22px;
    fill: #475569;
    transition: fill 0.3s ease;
}

.damaso-control-btn:hover {
    background: #ef4444;
    border-color: #ef4444;
    transform: scale(1.05);
}

.damaso-control-btn:hover svg {
    fill: #ffffff;
}

/* Selectores (Velocidad y Voz) */
.damaso-audio-speed,
.damaso-voice-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #ffffff;
    padding: 8px 12px;
    border-radius: 10px;
    border: 2px solid #e2e8f0;
}

.damaso-audio-speed label,
.damaso-voice-selector label {
    display: flex;
    align-items: center;
    margin: 0;
}

.damaso-audio-speed svg,
.damaso-voice-selector svg {
    width: 18px;
    height: 18px;
    fill: #64748b;
}

.damaso-audio-speed select,
.damaso-voice-selector select {
    padding: 6px 10px;
    border: none;
    background: transparent;
    font-size: 14px;
    font-weight: 600;
    color: #334155;
    cursor: pointer;
    outline: none;
}

.damaso-audio-speed:hover,
.damaso-voice-selector:hover {
    border-color: #6366f1;
}

/* Barra de Progreso */
.damaso-progress-container {
    position: relative;
    height: 10px;
    background: #e2e8f0;
    border-radius: 5px;
    overflow: hidden;
}

.damaso-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #6366f1 0%, #8b5cf6 100%);
    border-radius: 5px;
    transition: width 0.3s ease;
    position: relative;
}

.damaso-progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6));
    animation: damaso-shimmer 2s infinite;
}

@keyframes damaso-shimmer {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

.damaso-progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 11px;
    font-weight: 700;
    color: #475569;
    text-shadow: 0 1px 2px rgba(255,255,255,0.8);
}

/* Lista de PDFs */
.damaso-pdf-list {
    margin-top: 15px;
    padding: 15px;
    background: #fefce8;
    border-left: 4px solid #eab308;
    border-radius: 8px;
}

.damaso-pdf-list h4 {
    margin: 0 0 12px 0;
    font-size: 14px;
    color: #854d0e;
    display: flex;
    align-items: center;
    gap: 8px;
}

.damaso-pdf-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px;
    background: #ffffff;
    border-radius: 6px;
    margin-bottom: 8px;
}

.damaso-pdf-item:last-child {
    margin-bottom: 0;
}

.damaso-pdf-name {
    font-size: 13px;
    color: #475569;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
}

.damaso-pdf-name svg {
    width: 16px;
    height: 16px;
    fill: #ef4444;
}

.damaso-pdf-read-btn {
    padding: 6px 14px;
    background: #eab308;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.damaso-pdf-read-btn:hover {
    background: #ca8a04;
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
    .damaso-audio-container {
        padding: 15px;
    }
    
    .damaso-audio-btn {
        width: 100%;
        justify-content: center;
        padding: 16px 24px;
    }
    
    .damaso-content-selector {
        flex-direction: column;
    }
    
    .damaso-audio-controls {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .damaso-control-btn {
        width: 100%;
    }
    
    .damaso-audio-speed,
    .damaso-voice-selector {
        justify-content: space-between;
    }
    
    .damaso-voice-selector select {
        flex: 1;
    }
}

@media (max-width: 480px) {
    .damaso-audio-btn {
        font-size: 14px;
        padding: 14px 20px;
    }
    
    .damaso-pdf-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .damaso-pdf-read-btn {
        width: 100%;
    }
}

/* Modo Oscuro */
@media (prefers-color-scheme: dark) {
    .damaso-audio-container {
        background: #1e293b;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }
    
    .damaso-content-selector {
        background: #0f172a;
    }
    
    .damaso-selector-btn {
        background: #1e293b;
        border-color: #334155;
        color: #e2e8f0;
    }
    
    .damaso-audio-controls {
        background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    }
    
    .damaso-control-btn,
    .damaso-audio-speed,
    .damaso-voice-selector {
        background: #0f172a;
        border-color: #334155;
    }
    
    .damaso-progress-container {
        background: #334155;
    }
    
    .damaso-progress-text {
        color: #e2e8f0;
        text-shadow: 0 1px 2px rgba(0,0,0,0.5);
    }
}

/* Accesibilidad */
.damaso-audio-btn:focus,
.damaso-control-btn:focus,
.damaso-selector-btn:focus,
.damaso-audio-speed select:focus,
.damaso-voice-selector select:focus {
    outline: 3px solid #6366f1;
    outline-offset: 2px;
}

/* Animaciones adicionales */
@keyframes damaso-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.damaso-audio-btn.playing .damaso-audio-icon {
    animation: damaso-pulse 2s ease-in-out infinite;
}