/* SEO Optimization Styles */
/* Google Ranking Enhancement */

/* Core Web Vitals Optimization */
img {
    max-width: 100%;
    height: auto;
    loading: lazy;
    decoding: async;
}

/* SEO-friendly Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: #2c3e50;
}

h2 {
    font-size: 2rem;
    color: #34495e;
}

h3 {
    font-size: 1.75rem;
    color: #34495e;
}

/* Structured Data Enhancement */
.schema-markup {
    display: none;
}

/* Breadcrumb SEO */
.breadcrumb {
    background: #f8f9fa;
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

.breadcrumb-item {
    font-size: 0.875rem;
}

.breadcrumb-item a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-item a:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* Internal Link Enhancement */
a {
    color: #007bff;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* SEO-friendly Lists */
ul, ol {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Content Readability */
p {
    line-height: 1.6;
    margin-bottom: 1rem;
    color: #495057;
}

/* Keyword Highlighting */
.keyword-highlight {
    background: linear-gradient(120deg, #84fab0 0%, #8fd3f4 100%);
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
    font-weight: 500;
}

/* SEO-friendly Buttons */
.btn-seo {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-seo:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15);
    color: white;
    text-decoration: none;
}

/* Schema.org Structured Data Classes */
.educational-organization,
.college-or-university,
.blog-structured-data {
    display: none;
}

/* FAQ Schema Enhancement */
.faq-section {
    margin: 2rem 0;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid #e9ecef;
    border-radius: 0.5rem;
    overflow: hidden;
}

.faq-question {
    background: #f8f9fa;
    padding: 1rem;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s ease;
}

.faq-question:hover {
    background: #e9ecef;
}

.faq-answer {
    padding: 1rem;
    background: white;
    border-top: 1px solid #e9ecef;
}

/* Local SEO Enhancement */
.local-seo-info {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin: 1rem 0;
    border-left: 4px solid #007bff;
}

.local-seo-info h4 {
    color: #007bff;
    margin-bottom: 0.5rem;
}

/* Rich Snippet Optimization */
.rich-snippet {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 0.5rem;
    padding: 1rem;
    margin: 1rem 0;
}

.rich-snippet .rating {
    color: #ffc107;
    margin-bottom: 0.5rem;
}

.rich-snippet .price {
    font-size: 1.25rem;
    font-weight: 700;
    color: #28a745;
}

/* SEO-friendly Navigation */
.nav-seo {
    background: white;
    box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,0.075);
}

.nav-seo .nav-link {
    color: #495057;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-seo .nav-link:hover {
    color: #007bff;
    background: #f8f9fa;
}

/* Content Structure for SEO */
.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.main-content {
    min-height: 300px;
    margin-bottom: 2rem;
}

/* SEO-friendly Tables */
.table-seo {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}

.table-seo th,
.table-seo td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #dee2e6;
}

.table-seo th {
    background: #f8f9fa;
    font-weight: 600;
    color: #495057;
}

/* Image SEO Enhancement */
.img-seo {
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,0.075);
    transition: transform 0.3s ease;
}

.img-seo:hover {
    transform: scale(1.05);
}

/* Page Speed Optimization */
.critical-css {
    display: block;
}

.non-critical {
    display: none;
}

/* Mobile SEO Optimization */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    .content-wrapper {
        padding: 0 0.5rem;
    }
}

/* Print SEO Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    .content-wrapper {
        max-width: none;
        padding: 0;
    }
}

/* Accessibility for SEO */
.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;
}

/* Focus States for Accessibility */
.btn-seo:focus,
a:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

/* Schema.org Microdata */
.microdata {
    display: none;
}