.share-header-btn {
    min-height: 40px;
    padding: 0 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid rgba(34, 211, 238, .48);
    border-radius: 12px;
    background: rgba(12, 35, 64, .92);
    color: #f8fafc;
    font-size: 12px;
    font-weight: 800;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .16);
    transition: transform .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
}

.share-header-btn:hover {
    transform: translateY(-1px);
    border-color: #22d3ee;
    background: #12365e;
    color: #fff;
}

.share-header-btn:focus-visible {
    outline: 3px solid rgba(34, 211, 238, .62);
    outline-offset: 3px;
}

.share-header-btn:disabled {
    cursor: wait;
    opacity: .82;
}

.share-header-btn i {
    color: #22d3ee;
}