/**
 * WhatsApp Chat Button Styles
 * 
 * @author    Gecoms SAS
 * @copyright 2024 Gecoms SAS
 * @license   AFL 3.0
 */

/* Container */
.whatsapp-container {
    --whatsapp-color: #25D366;
    --whatsapp-size: 60px;
    --whatsapp-icon-ratio: 0.55;
    --whatsapp-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --whatsapp-shadow-hover: 0 6px 16px rgba(0, 0, 0, 0.2);
    --whatsapp-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    display: inline-flex;
    align-items: center;
    position: relative;
    z-index: 9999;
}

/* Floating button */
.whatsapp-floating {
    position: fixed;
    bottom: 20px;
}

.whatsapp-floating.whatsapp-right {
    right: 20px;
}

.whatsapp-floating.whatsapp-left {
    left: 20px;
}

/* Link button */
.whatsapp-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--whatsapp-size);
    height: var(--whatsapp-size);
    background-color: var(--whatsapp-color);
    border-radius: 50%;
    box-shadow: var(--whatsapp-shadow);
    transition: var(--whatsapp-transition);
    text-decoration: none;
    color: #ffffff;
    position: relative;
}

.whatsapp-link:hover,
.whatsapp-link:focus {
    transform: scale(1.1);
    box-shadow: var(--whatsapp-shadow-hover);
    color: #ffffff;
    text-decoration: none;
}

.whatsapp-link:focus {
    outline: 3px solid rgba(37, 211, 102, 0.5);
    outline-offset: 3px;
}

.whatsapp-link:active {
    transform: scale(1.05);
}

/* Icon */
.whatsapp-icon {
    width: calc(var(--whatsapp-size) * var(--whatsapp-icon-ratio));
    height: calc(var(--whatsapp-size) * var(--whatsapp-icon-ratio));
    fill: currentColor;
    flex-shrink: 0;
}

/* Pulse animation */
.whatsapp-pulse::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background-color: var(--whatsapp-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    animation: whatsappPulse 2s ease-out infinite;
    pointer-events: none;
}

@keyframes whatsappPulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.6;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

/* Disable animation when prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    .whatsapp-pulse::before {
        animation: none;
    }
    
    .whatsapp-link:hover,
    .whatsapp-link:focus {
        transform: none;
    }
}

/* Tooltip for inline button */
.whatsapp-tooltip {
    display: none;
    position: absolute;
    white-space: nowrap;
    background-color: #333;
    color: #fff;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
    z-index: 1;
}

.whatsapp-right .whatsapp-tooltip {
    right: calc(100% + 10px);
}

.whatsapp-left .whatsapp-tooltip {
    left: calc(100% + 10px);
}

.whatsapp-link:hover + .whatsapp-tooltip-floating,
.whatsapp-link:focus + .whatsapp-tooltip-floating,
.whatsapp-container:hover .whatsapp-tooltip {
    display: block;
    opacity: 1;
}

/* Tooltip for floating button */
.whatsapp-tooltip-floating {
    display: none;
    position: absolute;
    white-space: nowrap;
    background-color: #333;
    color: #fff;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s ease;
    bottom: 50%;
    transform: translateY(50%);
}

.whatsapp-right .whatsapp-tooltip-floating {
    right: calc(100% + 15px);
}

.whatsapp-left .whatsapp-tooltip-floating {
    left: calc(100% + 15px);
}

/* Arrow for tooltip */
.whatsapp-tooltip-floating::after,
.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
}

.whatsapp-right .whatsapp-tooltip-floating::after,
.whatsapp-right .whatsapp-tooltip::after {
    left: 100%;
    border-left-color: #333;
}

.whatsapp-left .whatsapp-tooltip-floating::after,
.whatsapp-left .whatsapp-tooltip::after {
    right: 100%;
    border-right-color: #333;
}

/* Non-floating styles */
.whatsapp-container:not(.whatsapp-floating) {
    margin: 10px 0;
}

.whatsapp-container:not(.whatsapp-floating) .whatsapp-link {
    border-radius: 28px;
    padding: 0 20px 0 10px;
    width: auto;
    min-width: var(--whatsapp-size);
}

.whatsapp-container:not(.whatsapp-floating) .whatsapp-tooltip {
    position: relative;
    display: inline;
    opacity: 1;
    background: transparent;
    color: inherit;
    padding: 0;
    margin-left: 10px;
    right: auto;
    left: auto;
}

.whatsapp-container:not(.whatsapp-floating) .whatsapp-tooltip::after {
    display: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .whatsapp-floating {
        bottom: 15px;
    }
    
    .whatsapp-floating.whatsapp-right {
        right: 15px;
    }
    
    .whatsapp-floating.whatsapp-left {
        left: 15px;
    }
    
    .whatsapp-tooltip-floating {
        display: none !important;
    }
}

/* Print: hide button */
@media print {
    .whatsapp-container {
        display: none !important;
    }
}