/* Blog CSS - Modern & Responsive */

:root {
    --primary: #667eea;
    --secondary: #764ba2;
    --accent: #f093fb;
    --text: #2c3e50;
    --text-light: #7f8c8d;
    --bg: #ffffff;
    --bg-alt: #f8f9fa;
    --border: #e1e8ed;
    --shadow: rgba(0, 0, 0, 0.1);
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

/* Navbar */
.navbar {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    transition: transform 0.2s;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: var(--gradient);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.95;
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* Posts Grid */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Post Card */
.post-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px var(--shadow);
    border-color: var(--primary);
}

.post-card-header {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.post-card-title a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    transition: color 0.2s;
}

.post-card-title a:hover {
    color: var(--primary);
}

.post-card-date {
    color: var(--text-light);
    font-size: 0.9rem;
}

.post-card-excerpt {
    color: var(--text-light);
    line-height: 1.6;
    flex-grow: 1;
}

.post-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.post-card-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.read-more {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s;
    display: inline-flex;
    align-items: center;
}

.read-more:hover {
    transform: translateX(4px);
}

/* Tags */
.tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Blog Post */
.blog-post {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.post-header {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--border);
}

.post-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.post-meta {
    display: flex;
    gap: 2rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.icon {
    width: 18px;
    height: 18px;
    stroke-width: 2;
}

.post-tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.post-content {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text);
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content h2 {
    font-size: 1.75rem;
    margin: 2.5rem 0 1rem;
    color: var(--primary);
}

.post-content h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
}

.post-content code {
    background: var(--bg-alt);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.9em;
}

.post-content pre {
    background: var(--bg-alt);
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.post-content blockquote {
    border-left: 4px solid var(--primary);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: var(--text-light);
}

/* Post Footer */
.post-footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border);
}

.share-section {
    margin-bottom: 3rem;
}

.share-section h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.share-buttons {
    display: flex;
    gap: 1rem;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    color: white;
}

.share-btn svg {
    width: 20px;
    height: 20px;
}

.share-btn.twitter {
    background: #1DA1F2;
}

.share-btn.linkedin {
    background: #0077B5;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.author-section {
    background: var(--bg-alt);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.author-info h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

.author-info p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.author-links {
    display: flex;
    gap: 1rem;
}

.author-links a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.author-links a:hover {
    text-decoration: underline;
}

.back-link {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s;
}

.back-link:hover {
    transform: translateX(-4px);
}

/* Footer */
.footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 1.5rem;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .post-title {
        font-size: 2rem;
    }
    
    .post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .share-buttons {
        flex-direction: column;
    }
}