.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--background-color);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

.logo-container {
    width: 150px;
    height: 150px;
    margin-bottom: 2rem;
    animation: zoomIn 1s ease-out;
}

.loading-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.progress-bar {
    width: 200px;
    height: 4px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    transition: width 0.3s ease;
}

@keyframes zoomIn {
    from {
        transform: scale(0.5);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Dark mode adjustments */
[data-theme="dark"] .progress-bar {
    background: rgba(255, 255, 255, 0.1);
}