/**
 * WhatsApp Floating - Button Styles
 * 
 * Estilos del botón flotante de WhatsApp
 * 
 * @package WhatsApp_Floating
 * @version 1.0.1
 */

/* ======================================================
   CONTENEDOR PRINCIPAL
   ====================================================== */

#wf-whatsapp-floating {
    position: fixed;
    bottom: 24px;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* Estado inicial oculto */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    
    /* Animación de respiración */
    animation: wf-breath 4s ease-in-out infinite;
}

/* Estado visible */
#wf-whatsapp-floating.wf-visible {
    opacity: 1;
    visibility: visible;
}

/* ======================================================
   POSICIONAMIENTO
   ====================================================== */

#wf-whatsapp-floating.right {
    right: 24px;
}

#wf-whatsapp-floating.left {
    left: 24px;
}

/* ======================================================
   BOTÓN PRINCIPAL
   ====================================================== */

#wf-whatsapp-floating a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 999px;
    text-decoration: none;
    background: var(--wf-button-color, #25D366);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.18);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    will-change: transform;
    cursor: pointer;
}

/* Estado hover */
#wf-whatsapp-floating a:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.25);
}

/* Estado focus para accesibilidad */
#wf-whatsapp-floating a:focus {
    outline: 2px solid var(--wf-button-color, #25D366);
    outline-offset: 2px;
}

/* Estado active */
#wf-whatsapp-floating a:active {
    transform: translateY(0) scale(0.98);
}

/* ======================================================
   ICONO DE WHATSAPP
   ====================================================== */

#wf-whatsapp-floating .wf-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--wf-icon-color, #ffffff);
    line-height: 1;
}

/* ======================================================
   TEXTOS
   ====================================================== */

#wf-whatsapp-floating .wf-text {
    display: flex;
    flex-direction: column;
    color: #ffffff;
    font-size: 16px;
    line-height: 1.2;
    white-space: nowrap;
}

#wf-whatsapp-floating .wf-text strong {
    font-weight: 600;
    font-size: 16px;
}

#wf-whatsapp-floating .wf-text small {
    opacity: 0.85;
    font-size: 12px;
    font-weight: 400;
    margin-top: 2px;
}

/* ======================================================
   ANIMACIÓN "TYPING" (ESCRIBIENDO)
   ====================================================== */

#wf-whatsapp-floating .wf-typing {
    display: flex;
    align-items: center;
    gap: 3px;
    margin-left: 6px;
}

#wf-whatsapp-floating .wf-typing i {
    display: block;
    width: 5px;
    height: 5px;
    background: var(--wf-typing-color, #ffffff);
    border-radius: 50%;
    opacity: 0.2;
    animation: wf-typing 1.4s ease-in-out infinite;
}

#wf-whatsapp-floating .wf-typing i:nth-child(1) {
    animation-delay: 0s;
}

#wf-whatsapp-floating .wf-typing i:nth-child(2) {
    animation-delay: 0.2s;
}

#wf-whatsapp-floating .wf-typing i:nth-child(3) {
    animation-delay: 0.4s;
}

/* ======================================================
   ANIMACIONES
   ====================================================== */

/* Animación de puntos escribiendo */
@keyframes wf-typing {
    0%, 100% {
        opacity: 0.2;
        transform: translateY(0);
    }
    20% {
        opacity: 1;
        transform: translateY(-2px);
    }
}

/* Animación de respiración del botón */
@keyframes wf-breath {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.03);
    }
}

/* ======================================================
   RESPONSIVE - TABLETS Y MÓVILES
   ====================================================== */

@media (max-width: 768px) {
    #wf-whatsapp-floating {
        bottom: 16px;
    }
    
    #wf-whatsapp-floating.right {
        right: 16px;
    }
    
    #wf-whatsapp-floating.left {
        left: 16px;
    }

    #wf-whatsapp-floating a {
        padding: 10px 14px;
        gap: 8px;
    }

    #wf-whatsapp-floating .wf-icon {
        font-size: 20px;
    }

    #wf-whatsapp-floating .wf-text {
        font-size: 15px;
    }
    
    #wf-whatsapp-floating .wf-text strong {
        font-size: 15px;
    }

    #wf-whatsapp-floating .wf-text small {
        font-size: 12px;
    }
}

/* ======================================================
   RESPONSIVE - MÓVILES PEQUEÑOS
   ====================================================== */

@media (max-width: 480px) {
    #wf-whatsapp-floating {
        bottom: 12px;
    }
    
    #wf-whatsapp-floating.right {
        right: 12px;
    }
    
    #wf-whatsapp-floating.left {
        left: 12px;
    }

    #wf-whatsapp-floating a {
        padding: 8px 12px;
    }
}

/* ======================================================
   ACCESIBILIDAD
   ====================================================== */

/* Desactivar animaciones para usuarios con preferencia de movimiento reducido */
@media (prefers-reduced-motion: reduce) {
    #wf-whatsapp-floating {
        animation: none;
    }
    
    #wf-whatsapp-floating a {
        transition: none;
    }
    
    #wf-whatsapp-floating .wf-typing i {
        animation: none;
        opacity: 0.6;
    }
}

/* Alto contraste */
@media (prefers-contrast: high) {
    #wf-whatsapp-floating a {
        border: 2px solid currentColor;
    }
}

/* ======================================================
   PRINT - OCULTAR EN IMPRESIÓN
   ====================================================== */

@media print {
    #wf-whatsapp-floating {
        display: none !important;
    }
}