/**
 * Page Loader CSS - Modular page loading spinner styles
 * Usage: Include this CSS file in your HTML head
 * 
 * Example:
 * <link href="/static/page-loader.css" rel="stylesheet">
 */

/* Page Loading Spinner Styles */
.page-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--background, #ffffff);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.page-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-color, #e0e0e0);
    border-top-color: var(--primary-color, #007bff);
    border-radius: 50%;
    animation: page-spinner-spin 0.8s linear infinite;
}

@keyframes page-spinner-spin {
    to { transform: rotate(360deg); }
}

.page-content-wrapper {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.page-content-wrapper.visible {
    opacity: 1;
}

body.page-loading .page-content-wrapper {
    opacity: 0;
}

body.page-loading .page-loading-overlay {
    opacity: 1;
    visibility: visible;
}