/* SEO and Performance Improvements CSS */

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    padding: 0.25rem 0.5rem;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
    background-color: #007bff;
    color: white;
    text-decoration: none;
    border-radius: 0.25rem;
    z-index: 100000;
}

/* Critical CSS for above-the-fold content */
.hero-section {
    min-height: 70vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 2rem;
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero-content p {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background: #ff6b6b;
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.cta-button:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

/* Services grid for better SEO structure */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-icon {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
}

/* Contact section for local SEO */
.contact-section {
    background: #f8f9fa;
    padding: 4rem 2rem;
    text-align: center;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 2rem auto;
}

.contact-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
}

.contact-item h4 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.contact-item p {
    color: #666;
    margin: 0.5rem 0;
}

/* Performance optimizations */
img {
    max-width: 100%;
    height: auto;
    loading: lazy;
}

/* Lazy loading placeholder */
.lazy-placeholder {
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: #999;
}

/* Alert messages */
.alert {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 5px;
    font-weight: 500;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Responsive design for mobile-first indexing */
@media (max-width: 768px) {
    .hero-section {
        min-height: 60vh;
        padding: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        padding: 2rem 1rem;
    }
    
    .contact-info-grid {
        grid-template-columns: 1fr;
    }
}

/* Print styles for better document indexing */
@media print {
    .hero-section {
        background: white;
        color: black;
    }
    
    .cta-button {
        background: white;
        color: black;
        border: 1px solid black;
    }
    
    .service-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}