/* Loader spinner */
#dr1loader {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 10px solid rgba(255, 255, 255, 0.2); /* soft outer border */
    border-top: 10px solid #ffab40; /* brand color or accent */
    animation: spin 1s linear infinite;
    box-shadow: 0 0 15px #ffab40, 0 0 30px #ffab40; /* glow effect */
    background: radial-gradient(circle at center, rgba(255, 171, 64, 0.2), transparent 70%);
}

/* Spin animation */
@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Centering loader */
.dr1loader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
}

/* Optional: semi-transparent overlay behind loader */
body.loading::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(2px);
    z-index: 9998;
}