.ptr-indicator {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%) translateY(-50px);
    z-index: 9999;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #1565c0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4);
    transition: transform 0.2s ease, opacity 0.2s ease;
    opacity: 0;
    pointer-events: none;
}
.ptr-indicator::after {
    content: '';
    display: block;
    width: 12px;
    height: 12px;
    border-top: 3px solid white;
    border-right: 3px solid white;
    transform: rotate(135deg);
    margin-top: -4px;
}
.ptr-indicator.ptr-loading::after {
    border-top: 3px solid rgba(255,255,255,0.3);
    border-right: 3px solid rgba(255,255,255,0.3);
    border-bottom: 3px solid white;
    border-left: 3px solid white;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    transform: none;
    margin-top: 0;
    animation: ptr-spin 0.7s linear infinite;
}
@keyframes ptr-spin {
    to { transform: rotate(360deg); }
}