/* Structured Freedom Blog - Stylesheet */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.header {
    background: #fff;
    border-bottom: 1px solid #e5e5e5;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

.nav a {
    color: #1a1a1a;
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: 0.3s;
}

.nav a:hover {
    opacity: 0.6;
}

.main {
    padding: 2rem 0;
    min-height: 60vh;
}

.back-navigation {
    margin-bottom: 2rem;
}

.back-navigation a {
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border: 2px solid #1a1a1a;
    transition: 0.3s;
    display: inline-block;
}

.back-navigation a:hover {
    background: #1a1a1a;
    color: #fff;
}

.blog-header {
    text-align: center;
    margin-bottom: 3rem;
}

.blog-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.blog-header p {
    font-size: 1.2rem;
    color: #666;
}

.category-filter {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.language-filter {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.language-filter span {
    margin-right: 0;
    width: 100%;
    text-align: center;
    margin-bottom: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 2px solid #e5e5e5;
    background: #fff;
    color: #1a1a1a;
    text-decoration: none;
    border-radius: 4px;
    transition: 0.3s;
    font-weight: 500;
    white-space: nowrap;
    display: inline-block;
}

.filter-btn:hover,
.filter-btn.active {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

.generate-buttons {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.generate-btn {
    color: #1a1a1a;
    text-decoration: none;
    border: 1px solid #ddd;
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    display: inline-block;
    font-size: 0.85em;
    white-space: nowrap;
    transition: 0.3s;
}

.generate-btn:hover {
    background: #f0f0f0;
    border-color: #1a1a1a;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.article-card {
    border: 1px solid #e5e5e5;
    padding: 2rem;
    border-radius: 8px;
    transition: 0.3s;
    background: #fff;
}

.article-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transform: translateY(-4px);
}

.article-card h2 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.article-card h2 a {
    color: #1a1a1a;
    text-decoration: none;
}

.article-card h2 a:hover {
    text-decoration: underline;
}

.meta {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.meta span {
    margin-right: 1rem;
}

.excerpt {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.read-more {
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 2px solid #1a1a1a;
    border-radius: 4px;
    transition: 0.3s;
}

.read-more:hover {
    background: #1a1a1a;
    color: #fff;
}

.article-view {
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    margin-bottom: 2rem;
}

.article-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.article-meta {
    color: #666;
    font-size: 0.9rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.article-meta span {
    margin-right: 1rem;
}

.article-meta .category {
    background: #f0f0f0;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

.article-content {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 3rem;
    color: #333;
    max-width: 100%;
}

.article-content h1 {
    font-size: 2.25rem;
    margin: 2.5rem 0 1.25rem 0;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.3;
}

.article-content h2 {
    font-size: 1.875rem;
    margin: 2.25rem 0 1rem 0;
    font-weight: 600;
    color: #1a1a1a;
    line-height: 1.4;
    padding-top: 0.5rem;
}

.article-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 0.875rem 0;
    font-weight: 600;
    color: #2a2a2a;
    line-height: 1.4;
}

.article-content h4 {
    font-size: 1.25rem;
    margin: 1.75rem 0 0.75rem 0;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
}

.article-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.article-content ul,
.article-content ol {
    margin: 1.5rem 0 1.5rem 2rem;
    padding-left: 1rem;
}

.article-content li {
    margin-bottom: 0.75rem;
    line-height: 1.7;
}

.article-content ul li {
    list-style-type: disc;
}

.article-content ol li {
    list-style-type: decimal;
}

.article-content strong {
    font-weight: 600;
}

.article-content code {
    background: #f0f0f0;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

.article-content pre {
    background: #f8f8f8;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    margin: 1rem 0;
}

.article-content hr {
    border: none;
    border-top: 2px solid #e5e5e5;
    margin: 2.5rem 0;
    width: 100%;
}

.article-content blockquote {
    border-left: 4px solid #1a1a1a;
    padding-left: 1rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: #666;
    padding: 1rem 1.5rem;
    background: #f9f9f9;
    border-radius: 4px;
}

/* Hide duplicate H1 in article content (title is already in header) */
.article-content h1:first-child {
    display: none;
}

/* Article disclaimer footer */
.article-disclaimer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #e5e5e5;
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
}

.article-disclaimer p {
    margin: 0;
    line-height: 1.6;
}

.article-payment-cta {
    margin-top: 3rem;
    padding: 2rem;
    background: #f8f9fa;
    border: 2px solid #e5e5e5;
    border-radius: 8px;
    text-align: center;
}

.article-payment-cta h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #1a1a1a;
}

.article-payment-cta p {
    margin-bottom: 1.5rem;
    color: #666;
}

.payment-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.payment-btn {
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    transition: 0.3s;
    display: inline-block;
    font-size: 0.95rem;
}

.payment-btn.primary {
    background: #1a1a1a;
    color: #fff;
    border: 2px solid #1a1a1a;
}

.payment-btn.primary:hover {
    background: #333;
    border-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.payment-btn.secondary {
    background: #fff;
    color: #1a1a1a;
    border: 2px solid #1a1a1a;
}

.payment-btn.secondary:hover {
    background: #1a1a1a;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.article-footer {
    display: flex;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid #e5e5e5;
    gap: 1rem;
    margin-top: 2rem;
}

.article-footer a {
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border: 2px solid #1a1a1a;
    transition: 0.3s;
    display: inline-block;
}

.article-footer a:hover {
    background: #1a1a1a;
    color: #fff;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-btn {
    padding: 0.5rem 1rem;
    border: 1px solid #e5e5e5;
    background: #fff;
    color: #1a1a1a;
    text-decoration: none;
    border-radius: 4px;
    transition: 0.3s;
}

.page-btn:hover {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

.page-btn.active {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
    font-weight: 600;
}

.no-articles {
    text-align: center;
    padding: 3rem;
    color: #666;
}

.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

.footer p {
    margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .article-footer {
        flex-direction: column;
    }
    
    .article-payment-cta {
        padding: 1.5rem;
    }
    
    .article-payment-cta h3 {
        font-size: 1.25rem;
    }
    
    .payment-links {
        flex-direction: column;
    }
    
    .payment-btn {
        width: 100%;
        text-align: center;
    }
    
    .nav {
        display: none;
    }
    
    .category-filter {
        justify-content: flex-start;
        gap: 0.5rem;
    }
    
    .language-filter {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }
    
    .language-filter span {
        width: 100%;
        text-align: center;
        margin-bottom: 0.5rem;
        margin-right: 0;
    }
    
    .filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
        width: 100%;
        text-align: center;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .page-btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
        min-width: 40px;
    }
    
    .generate-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .generate-btn {
        width: 100%;
        text-align: center;
        padding: 0.6rem 1rem;
        white-space: normal;
    }
}