/**
 * Scroll-to-Top Button Styles - CTS2026 Theme
 * Estilos optimizados para el tema CTS Metrología
 * Versión: 1.0.7
 */

/* Botón Scroll-to-Top del Tema - Posicionamiento fijo */
#cts-theme-scroll-top {
    position: fixed !important;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    
    /* Diseño visual */
    background: linear-gradient(135deg, #5A9C20 0%, #2f6500 100%);
    border: 1px solid #ffffff;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    
    /* Layout y posicionamiento */
    z-index: 9999 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    
    /* Sombras y efectos */
    box-shadow: 0 4px 20px rgba(90, 156, 32, 0.3);
    
    /* Transiciones ultra suaves */
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
    
    /* Estado inicial oculto */
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.8);
    pointer-events: none;
    
    /* Optimizaciones de performance */
    will-change: opacity, transform, visibility;
    backface-visibility: hidden;
    transform-style: preserve-3d;
}

/* Estado visible */
#cts-theme-scroll-top.cts-visible {
    opacity: 0.9 !important;
    visibility: visible !important;
    transform: translateY(0) scale(1) !important;
    pointer-events: auto;
}

/* Estado oculto (explícito) */
#cts-theme-scroll-top.cts-hidden {
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(20px) scale(0.8) !important;
    pointer-events: none;
}

/* Efecto hover */
#cts-theme-scroll-top:hover {
    opacity: 1 !important;
    transform: translateY(-5px) scale(1.1) !important;
    box-shadow: 0 8px 30px rgba(93, 196, 3, 0.5);
    background: linear-gradient(135deg, #5DC403 0%, #7ADB25 100%);
}

/* Efecto active/click */
#cts-theme-scroll-top:active {
    transform: translateY(-2px) scale(1.05) !important;
    transition: all 0.2s ease !important;
}

/* Estilos del icono SVG */
#cts-theme-scroll-top svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    pointer-events: none;
}

/* Animación del icono en hover */
#cts-theme-scroll-top:hover svg {
    transform: translateY(-2px);
}

/* Estados de focus para accesibilidad */
#cts-theme-scroll-top:focus {
    outline: 2px solid #ffffff;
    outline-offset: 2px;
}

#cts-theme-scroll-top:focus:not(:focus-visible) {
    outline: none;
}

/* Estilos responsivos */
@media (max-width: 768px) {
    #cts-theme-scroll-top {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        box-shadow: 0 3px 15px rgba(90, 156, 32, 0.3);
    }
    
    #cts-theme-scroll-top svg {
        width: 20px;
        height: 20px;
    }
    
    #cts-theme-scroll-top:hover {
        transform: translateY(-3px) scale(1.05) !important;
    }
}

@media (max-width: 480px) {
    #cts-theme-scroll-top {
        width: 45px;
        height: 45px;
        bottom: 15px;
        right: 15px;
    }
    
    #cts-theme-scroll-top svg {
        width: 18px;
        height: 18px;
    }
    
    #cts-theme-scroll-top:hover {
        transform: translateY(-2px) scale(1.03) !important;
    }
}

/* Prevenir conflictos con otros elementos */
.cts-scroll-to-top {
    isolation: isolate;
    contain: layout style;
}

/* Asegurar que esté siempre visible por encima de otros elementos */
#cts-theme-scroll-top {
    z-index: 99999 !important;
}

/* Optimización para impresión */
@media print {
    #cts-theme-scroll-top {
        display: none !important;
    }
}