#ns-getbutton {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 99999;
    font-family: Arial, sans-serif;
}

#ns-floating-btn {
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    color: #fff;
    font-size: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(0,0,0,0.25);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.6); }
    70% { box-shadow: 0 0 0 20px rgba(37,211,102,0); }
    100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

#ns-chat-panel {
    width: 340px;
    height: 420px;
    background: #fff;
    border-radius: 14px;
    position: absolute;
    bottom: 80px;
    right: 0;
    display: none;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    animation: slideUp .3s ease;
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

.ns-top {
    background: #25d366;
    color: #fff;
    padding: 14px;
    display: flex;
    justify-content: space-between;
}

.ns-body {
    flex: 1;
    padding: 12px;
    overflow-y: auto;
}

.ns-input input {
    width: 100%;
    border: none;
    padding: 12px;
    border-top: 1px solid #eee;
}