/* Modern Blog Design - Custom Styles */

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --accent-color: #f59e0b;
    --text-color: #1f2937;
    --text-muted: #6b7280;
    --bg-color: #ffffff;
    --bg-secondary: #f8f9fa;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: none;
}

/* Navigation Bar */
.navbar {
    background-color: var(--bg-color);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color) !important;
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color) !important;
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.lang-switcher a {
    padding: 0.25rem 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.lang-switcher a:hover {
    background-color: var(--bg-secondary);
}

.lang-switcher a.active {
    background-color: var(--primary-color);
    color: white !important;
}

/* Main Container */
.main-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Post Card */
.post-card {
    background: var(--bg-color);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.post-card-body {
    padding: 2rem;
}

.post-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.post-title a {
    color: var(--text-color);
}

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

.post-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.post-meta-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.post-excerpt {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.post-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.tag-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--bg-secondary);
    color: var(--text-muted);
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.tag-badge:hover {
    background-color: var(--primary-color);
    color: white;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
}

.read-more:hover {
    gap: 0.75rem;
}

/* Single Post */
.post-content {
    background: var(--bg-color);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    padding: 3rem;
    margin-bottom: 2rem;
}

.post-header {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

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

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

.post-content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    margin: 2rem 0;
}

.post-content-body pre {
    background-color: #1e293b;
    color: #e2e8f0;
    padding: 1.5rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
}

.post-content-body code {
    background-color: var(--bg-secondary);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.9em;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
}

.post-content-body pre code {
    background-color: transparent;
    padding: 0;
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 2rem 0;
}

.post-nav-link {
    flex: 1;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.post-nav-link:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.post-nav-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.post-nav-title {
    font-weight: 600;
    color: var(--text-color);
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 2rem;
}

.sidebar-widget {
    background: var(--bg-color);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sidebar-widget-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--primary-color);
}

.sidebar-post-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-post-item {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-post-item:last-child {
    border-bottom: none;
}

.sidebar-post-link {
    color: var(--text-color);
    font-weight: 500;
    font-size: 0.95rem;
    display: block;
}

.sidebar-post-link:hover {
    color: var(--primary-color);
}

/* Breadcrumb */
.breadcrumb {
    background-color: transparent;
    padding: 1rem 0;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.breadcrumb-item a {
    color: var(--text-muted);
}

.breadcrumb-item.active {
    color: var(--text-color);
}

/* Pagination */
.pagination {
    margin: 2rem 0;
    justify-content: center;
}

.page-link {
    color: var(--primary-color);
    border-color: var(--border-color);
}

.page-link:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-hover);
}

.page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    display: flex;
    gap: 2rem;
    margin: 1rem 0;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 1rem;
}

/* Search Box */
.search-box {
    position: relative;
    margin-bottom: 1.5rem;
}

.search-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .post-content {
        padding: 1.5rem;
    }
    
    .post-card-body {
        padding: 1.5rem;
    }
    
    .post-meta {
        gap: 1rem;
    }
    
    .sidebar {
        position: static;
        margin-top: 2rem;
    }
}

/* Utility Classes */
.text-muted {
    color: var(--text-muted) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.bg-light {
    background-color: var(--bg-secondary) !important;
}

.card {
    border: none;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* Fix for code blocks - ensure text is visible */
pre {
    background-color: #f5f5f5 !important;
    color: #333 !important;
    padding: 15px !important;
    border-radius: 4px !important;
    border: 1px solid #ddd !important;
    overflow-x: auto !important;
}

code {
    background-color: #f5f5f5 !important;
    color: #c7254e !important;
    padding: 2px 4px !important;
    border-radius: 3px !important;
    font-family: 'Courier New', Courier, monospace !important;
}

pre code {
    background-color: transparent !important;
    color: #333 !important;
    padding: 0 !important;
}