/* Loading Overlay CSS - Completely Fixed Layout Issues */

/* NO layout changes when loading - preserve original state completely */
html.loading-active {
    /* Do NOT change any layout properties */
    /* Only prevent scrolling, nothing else */
}

body.loading-active {
    /* Do NOT change any layout properties */
    /* Only prevent scrolling, nothing else */
}

/* Full Screen Loading Overlay */
.fullscreen-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    /* Completely transparent background as requested */
    background: rgba(211, 211, 211, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s ease-in-out;
    /* No layout impact at all */
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    /* Allow pointer events */
    pointer-events: auto;
    /* Ensure overlay doesn't affect page layout */
    transform: translateZ(0);
    will-change: opacity, visibility;
}

.fullscreen-loading-overlay.show {
    opacity: 1;
    visibility: visible;
    pointer-events: all; /* Ensure it blocks interactions */
}

/* Spinner Container */
.loading-spinner-container {
    text-align: center;
    animation: fadeInUp 0.6s ease-out;
    /* Ensure spinner doesn't affect layout */
    position: relative;
    z-index: 1;
}

/* Primary Spinner */
.loading-spinner {
    width: 80px;
    height: 80px;
    border: 4px solid #e5e7eb;
    border-top: 4px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 24px;
    position: relative;
    /* Ensure spinner doesn't affect layout */
    transform: translateZ(0);
    will-change: transform;
}

.loading-spinner::before {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border: 2px solid transparent;
    border-top: 2px solid #60a5fa;
    border-radius: 50%;
    animation: spin 1.5s linear infinite reverse;
}

.loading-spinner::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 2px solid transparent;
    border-top: 2px solid #93c5fd;
    border-radius: 50%;
    animation: spin 2s linear infinite;
}

/* Hidden Elements */
.loading-text,
.loading-subtext,
.loading-progress,
.loading-progress-bar,
.loading-particles,
.loading-particle {
    display: none !important;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .loading-spinner {
        width: 60px;
        height: 60px;
        border-width: 3px;
    }
    
    .loading-spinner::before {
        border-width: 1px;
    }
    
    .loading-spinner::after {
        border-width: 1px;
        top: 6px;
        left: 6px;
        right: 6px;
        bottom: 6px;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .fullscreen-loading-overlay {
        /* Keep transparent in dark mode as requested */
        background: transparent;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .loading-spinner {
        border-color: #000;
        border-top-color: #0066cc;
    }
}