/* Performance Optimizations - Core Web Vitals */

/* Lazy Loading Images */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Prevent Layout Shift - Aspect Ratio */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* CLS Prevention - Reserve Space */
.hero-slider-image img,
.post-featured-image img,
.team-image img,
.about-image img {
    width: 100%;
    object-fit: cover;
}

/* Font Display Optimization */
@font-face {
    font-family: 'Nunito';
    font-display: swap;
}

/* Reduce Motion for Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Focus Visible for Accessibility */
*:focus-visible {
    outline: 2px solid var(--accent-color, #22A7F0);
    outline-offset: 2px;
}

/* Skip Link for Accessibility - Hidden by default, visible on focus */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--primary-color, #1a4d7a);
    color: white;
    padding: 12px 20px;
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 4px 0;
    font-weight: 600;
    clip: rect(0, 0, 0, 0);
    clip-path: inset(50%);
    overflow: hidden;
    white-space: nowrap;
}

.skip-link:focus {
    top: 0;
    clip: auto;
    clip-path: none;
    overflow: visible;
}

/* Mobile responsive skip link */
@media (max-width: 768px) {
    .skip-link {
        padding: 10px 16px;
        font-size: 14px;
    }
    
    .skip-link:focus {
        top: 0;
    }
}