/* Loading Modal Styles */
.loading-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.loading-modal.show {
    opacity: 1;
    pointer-events: auto;
}

.loading-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.loading-modal-content {
    position: fixed;
    top: 50%;
    left: 50%;
    background: #ffffff;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border: 1px solid #e0e7ef;
    text-align: center;
    min-width: 220px;
    max-width: 320px;
    transform: translate(-50%, -50%);
    z-index: 10000;
}

.loading-spinner {
    margin-bottom: 1rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f4f6;
    border-top: 4px solid #10b981;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    color: #222;
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Mobile responsive */
@media (max-width: 640px) {
    .loading-modal-content {
        padding: 1.5rem;
        min-width: 180px;
        max-width: calc(100vw - 2rem);
    }
    
    .spinner {
        width: 32px;
        height: 32px;
        border-width: 3px;
    }
    
    .loading-text {
        font-size: 0.9rem;
    }
}