/* Transiciones de página */

/* Fade In al cargar */
body {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Fade Out al salir */
body.page-exit {
    animation: fadeOut 0.3s ease-out;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Transición suave para enlaces */
a {
    transition: all 0.3s ease;
}

/* Prevenir flash de contenido sin estilo */
.page-transition {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

.page-transition.loaded {
    opacity: 1;
}

/* Loading indicator */
.page-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.page-loading.active {
    opacity: 1;
    pointer-events: all;
}

.page-loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}