.fsl-buttons {
    margin: 10px 0;
}

.fsl-title {
    margin: 0 0 8px;
    font-weight: 600;
}

.fsl-buttons-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.fsl-btn {
    display: inline-block;
    padding: 10px 14px;
    border-radius: 4px;
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    line-height: 1.2;
}

.fsl-btn-google {
    background: #4285f4;
}

.fsl-btn-facebook {
    background: #1877f2;
}

.fsl-btn-twitter {
    background: #111111;
}

.fsl-btn-unlink {
    background: #50575e;
}

.fsl-btn.fsl-loading {
    opacity: 0.6;
    pointer-events: none;
    cursor: not-allowed;
    position: relative;
}

.fsl-btn.fsl-loading::after {
    content: "";
    display: inline-block;
    width: 12px;
    height: 12px;
    margin-left: 8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: fsl-spin 1s ease-in-out infinite;
    vertical-align: middle;
}

@keyframes fsl-spin {
    to { transform: rotate(360deg); }
}