:root {
    --telegram-color: #0088cc;
    --whatsapp-color: #25D366;
    --button-size: 50px;
    --icon-size: 28px;
    --gap: 10px;
}

.sz-chat-buttons {
    position: fixed;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--gap);
    bottom: var(--offset-v);
    top: auto;
    right: var(--offset-h);
    left: auto;
}

.sz-chat-buttons[style*="--vertical: top"] {
    top: var(--offset-v);
    bottom: auto;
}

.sz-chat-buttons[style*="--horizontal: left"] {
    left: var(--offset-h);
    right: auto;
}

.sz-chat-btn {
    width: var(--button-size);
    height: var(--button-size);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.sz-chat-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.sz-chat-btn svg {
    width: var(--icon-size);
    height: var(--icon-size);
}

.sz-chat-telegram {
    background-color: var(--telegram-color);
    color: white;
}

.sz-chat-whatsapp {
    background-color: var(--whatsapp-color);
    color: white;
}