/* HTK Contact Button Styles */
.htk-container {
    position: fixed;
    display: flex;
    flex-direction: column;
    gap: 0px;
    z-index: 9999;
    border-radius: 5px;
    box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 8px;
}

/* Position variants */
.htk-container.right-bottom {
    right: 15px;
    bottom: 40px;
}

.htk-container.right-middle {
    right: 15px;
    top: 50%;
  
}

.htk-container.left-bottom {
    left: 15px;
    bottom: 40px;
}

.htk-container.left-middle {
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
}

/* Button base styles */
.htk-button {
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 12px;
    text-decoration: none;
    color: #666;
    background: #fff;
    transition: all 0.3s ease;
    cursor: pointer;
}

.htk-button:first-child {
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.htk-button:last-child {
    border-bottom: none;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}

.htk-button:hover {
    background-color: #f7f7f7;
}

/* Icon styles */
.htk-icon {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

/* Icon + Text style */
.icon-text .htk-button {
    padding: 8px 10px;
    min-width: 55px;
}

.icon-text .htk-button span {
    margin-top: 3px;
    font-size: 11px;
    white-space: nowrap;
    text-align: center;
    color: #555;
}

/* Default icon colors */
.htk-call .htk-icon { color: #4CAF50; }
.htk-email .htk-icon { color: #2196F3; }
.htk-zalo .htk-icon { color: #0068FF; }
.htk-whatsapp .htk-icon { color: #25D366; }
.htk-wechat .htk-icon { color: #7BB32E; }
.htk-facebook .htk-icon { color: #0084FF; }
.htk-instagram .htk-icon { color: #E4405F; }
.htk-tiktok .htk-icon { color: #000000; }

/* Tooltip for icon-only mode - Right position */
.icon-only.right-bottom .htk-button,
.icon-only.right-middle .htk-button {
    position: relative;
}

.icon-only.right-bottom .htk-button::before,
.icon-only.right-middle .htk-button::before {
    content: attr(data-tooltip);
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    color: #333;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    margin-right: 12px;
    box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 8px;
}

.icon-only.right-bottom .htk-button::after,
.icon-only.right-middle .htk-button::after {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #fff;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    margin-right: 0;
}

.icon-only.right-bottom .htk-button:hover::before,
.icon-only.right-bottom .htk-button:hover::after,
.icon-only.right-middle .htk-button:hover::before,
.icon-only.right-middle .htk-button:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Tooltip for icon-only mode - Left position */
.icon-only.left-bottom .htk-button,
.icon-only.left-middle .htk-button {
    position: relative;
}

.icon-only.left-bottom .htk-button::before,
.icon-only.left-middle .htk-button::before {
    content: attr(data-tooltip);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    color: #333;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    margin-left: 12px;
    box-shadow: rgba(0, 0, 0, 0.1) 0px 2px 8px;
}

.icon-only.left-bottom .htk-button::after,
.icon-only.left-middle .htk-button::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-right-color: #fff;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    margin-left: 0;
}

.icon-only.left-bottom .htk-button:hover::before,
.icon-only.left-bottom .htk-button:hover::after,
.icon-only.left-middle .htk-button:hover::before,
.icon-only.left-middle .htk-button:hover::after {
    opacity: 1;
    visibility: visible;
}

/* QR Code popup - Right position */
.htk-qrcode-popup {
    position: absolute;
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    padding: 8px;
    border-radius: 8px;
    box-shadow: rgba(0, 0, 0, 0.15) 0px 4px 12px;
    display: none;
    line-height: 1;
    z-index: 9998;
}

.left-bottom .htk-qrcode-popup,
.left-middle .htk-qrcode-popup {
    right: auto;
    left: calc(100% + 12px);
}

.htk-qrcode-popup::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: #fff;
}

.left-bottom .htk-qrcode-popup::after,
.left-middle .htk-qrcode-popup::after {
    right: auto;
    left: -6px;
    border-left-color: transparent;
    border-right-color: #fff;
}

.htk-qrcode-popup img {
    max-width: 120px;
    height: auto;
    display: block;
}

.htk-button:hover .htk-qrcode-popup {
    display: block;
}

/* Instagram gradient effect on hover */
.htk-instagram:hover .htk-icon {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* TikTok shadow effect on hover */
.htk-tiktok:hover .htk-icon {
    text-shadow: -2px 0 #25F4EE, 2px 0 #FE2C55;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .htk-container {
        bottom: 20px !important;
    }
    
    .htk-container.right-bottom,
    .htk-container.right-middle {
        right: 10px;
    }
    
    .htk-container.left-bottom,
    .htk-container.left-middle {
        left: 10px;
    }
    
    .htk-button {
        padding: 10px;
    }
    
    .htk-icon {
        font-size: 20px !important;
    }
    
    .icon-text .htk-button span {
        font-size: 10px !important;
    }
}