/* Fullscreen Loading Overlay */
.loader-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    transition: opacity 0.3s ease, visibility 0.3s;
}

.loader-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spinnerRotate 0.8s linear infinite;
}

@keyframes spinnerRotate {
    to { transform: rotate(360deg); }
}

#loader-text {
    font-weight: 600;
    color: var(--text-soft);
    letter-spacing: 0.5px;
}