/* ============================================
   LONDONCUK BLOG - Light Theme Blog Design
   Clean, Readable, Professional
============================================ */

/* Blog Theme Variables */
:root {
    --blog-bg: #f8f9fa;
    --blog-bg-alt: #ffffff;
    --blog-text: #1a1a2e;
    --blog-text-secondary: #4a4a68;
    --blog-text-muted: #6c757d;
    --blog-accent: #2563eb;
    --blog-accent-hover: #1d4ed8;
    --blog-accent-light: #dbeafe;
    --blog-border: #e5e7eb;
    --blog-shadow: 0 1px 3px rgba(0,0,0,0.08);
    --blog-shadow-hover: 0 10px 40px rgba(0,0,0,0.12);
    --blog-radius: 12px;
    --blog-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --blog-font-display: 'Playfair Display', Georgia, serif;
}

/* Override body for blog page */
body {
    background: var(--blog-bg) !important;
    font-family: var(--blog-font);
}

/* Hide dark theme elements */
.bg-grid, .bg-glow, .scan-line, #particles, .cursor, .cursor-follower {
    display: none !important;
}

/* Blog Navbar Override */
.navbar {
    background: var(--blog-bg-alt) !important;
    border-bottom: 1px solid var(--blog-border);
    box-shadow: var(--blog-shadow);
}

.nav-brand .brand-text,
.nav-brand .brand-bracket {
    color: var(--blog-text) !important;
}

.nav-link {
    color: var(--blog-text-secondary) !important;
}

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

.nav-toggle span {
    background: var(--blog-text) !important;
}

/* Blog Hero */
.blog-hero {
    padding: 120px 20px 50px;
    text-align: center;
    background: linear-gradient(180deg, var(--blog-bg-alt) 0%, var(--blog-bg) 100%);
}

.blog-hero .section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--blog-accent-light);
    border-radius: 50px;
    margin-bottom: 20px;
}

.blog-hero .section-tag span {
    color: var(--blog-accent);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.blog-hero .tag-bracket {
    color: var(--blog-accent);
    opacity: 0.6;
}

.blog-title {
    font-family: var(--blog-font-display);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--blog-text);
    margin-bottom: 15px;
    letter-spacing: -1px;
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
}

.blog-subtitle {
    font-size: 1.15rem;
    color: var(--blog-text-secondary);
    max-width: 600px;
    margin: 0 auto 35px;
    line-height: 1.7;
}

/* Search */
.blog-search {
    max-width: 500px;
    margin: 0 auto;
    position: relative;
}

.blog-search input {
    width: 100%;
    padding: 16px 50px 16px 24px;
    background: var(--blog-bg-alt);
    border: 2px solid var(--blog-border);
    border-radius: 50px;
    color: var(--blog-text);
    font-size: 1rem;
    font-family: var(--blog-font);
    transition: 0.3s ease;
    box-shadow: var(--blog-shadow);
}

.blog-search input:focus {
    outline: none;
    border-color: var(--blog-accent);
    box-shadow: 0 0 0 4px var(--blog-accent-light);
}

.blog-search input::placeholder {
    color: var(--blog-text-muted);
}

.blog-search i {
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--blog-accent);
    font-size: 1.1rem;
}

/* Categories */
.blog-categories {
    padding: 0 20px 30px;
    background: var(--blog-bg);
}

.category-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    max-width: 800px;
    margin: 0 auto;
}

.category-tab {
    padding: 10px 20px;
    background: var(--blog-bg-alt);
    border: 2px solid var(--blog-border);
    border-radius: 50px;
    color: var(--blog-text-secondary);
    font-family: var(--blog-font);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s ease;
}

.category-tab:hover {
    border-color: var(--blog-accent);
    color: var(--blog-accent);
}

.category-tab.active {
    background: var(--blog-accent);
    border-color: var(--blog-accent);
    color: white;
}

/* Blog Posts Grid */
.blog-posts {
    padding: 30px 20px 80px;
    background: var(--blog-bg);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Post Card */
.post-card {
    background: var(--blog-bg-alt);
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    overflow: hidden;
    transition: 0.3s ease;
    cursor: pointer;
    box-shadow: var(--blog-shadow);
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--blog-shadow-hover);
    border-color: var(--blog-accent);
}

.post-image {
    height: 180px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.post-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Different gradient colors for categories */
.post-card[data-category="python"] .post-image {
    background: linear-gradient(135deg, #3776ab 0%, #ffd43b 100%);
}

.post-card[data-category="javascript"] .post-image {
    background: linear-gradient(135deg, #f7df1e 0%, #323330 100%);
}

.post-card[data-category="java"] .post-image {
    background: linear-gradient(135deg, #007396 0%, #ed8b00 100%);
}

.post-card[data-category="web"] .post-image {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.post-card[data-category="bot"] .post-image {
    background: linear-gradient(135deg, #0088cc 0%, #00d4aa 100%);
}

.post-card[data-category="career"] .post-image {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.post-card[data-category="tools"] .post-image {
    background: linear-gradient(135deg, #fc4a1a 0%, #f7b733 100%);
}

.post-image i {
    font-size: 3.5rem;
    color: white;
    opacity: 0.9;
    z-index: 1;
}

.post-category-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 14px;
    background: white;
    border-radius: 20px;
    font-family: var(--blog-font);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--blog-text);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    z-index: 1;
}

.post-content {
    padding: 25px;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
    font-size: 0.8rem;
    color: var(--blog-text-muted);
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.post-meta i {
    color: var(--blog-accent);
    font-size: 0.75rem;
}

.post-title {
    font-family: var(--blog-font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--blog-text);
    margin-bottom: 10px;
    line-height: 1.4;
    transition: 0.2s ease;
}

.post-card:hover .post-title {
    color: var(--blog-accent);
}

.post-excerpt {
    font-size: 0.95rem;
    color: var(--blog-text-secondary);
    line-height: 1.7;
    margin-bottom: 15px;
}

.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.post-tag {
    padding: 4px 10px;
    background: var(--blog-bg);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--blog-text-muted);
    font-weight: 500;
}

/* Read More Link */
.read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--blog-accent);
}

.read-more i {
    transition: 0.2s ease;
}

.post-card:hover .read-more i {
    transform: translateX(5px);
}

/* No Results */
.no-results {
    text-align: center;
    padding: 80px 20px;
    color: var(--blog-text-muted);
    grid-column: 1 / -1;
}

.no-results i {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.3;
}

.no-results p {
    font-size: 1.1rem;
}

/* Blog Post Detail Modal */
.post-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s ease;
}

.post-modal.active {
    opacity: 1;
    visibility: visible;
}

.post-modal-content {
    width: 100%;
    max-width: 800px;
    background: var(--blog-bg-alt);
    border-radius: 16px;
    margin: 40px 0;
    overflow: hidden;
    transform: translateY(30px);
    transition: 0.3s ease;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.post-modal.active .post-modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: 40px 40px 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blog-text);
    cursor: pointer;
    transition: 0.2s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.modal-close:hover {
    transform: scale(1.1);
}

.modal-category {
    display: inline-block;
    padding: 6px 14px;
    background: white;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--blog-text);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.modal-title {
    font-family: var(--blog-font-display);
    font-size: 2rem;
    font-weight: 700;
    color: white;
    line-height: 1.3;
    margin-bottom: 15px;
}

.modal-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.85);
}

.modal-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.modal-body {
    padding: 40px;
    color: var(--blog-text);
}

.modal-body h2 {
    font-family: var(--blog-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blog-text);
    margin: 35px 0 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--blog-border);
}

.modal-body h2:first-child {
    margin-top: 0;
}

.modal-body p {
    font-size: 1.05rem;
    color: var(--blog-text-secondary);
    line-height: 1.9;
    margin-bottom: 20px;
}

.modal-body ul, .modal-body ol {
    margin: 20px 0;
    padding-left: 25px;
}

.modal-body li {
    font-size: 1rem;
    color: var(--blog-text-secondary);
    line-height: 1.8;
    margin-bottom: 10px;
}

.modal-body code {
    background: var(--blog-accent-light);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.9em;
    color: var(--blog-accent);
}

.modal-body pre {
    background: #1e293b;
    border-radius: 10px;
    padding: 20px;
    overflow-x: auto;
    margin: 20px 0;
}

.modal-body pre code {
    background: none;
    padding: 0;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #e2e8f0;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid var(--blog-border);
}

.modal-tag {
    padding: 6px 14px;
    background: var(--blog-bg);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--blog-text-secondary);
    font-weight: 500;
}

/* Footer Override */
.footer {
    background: var(--blog-bg-alt) !important;
    border-top: 1px solid var(--blog-border);
}

.footer-brand .brand-text,
.footer-brand .brand-bracket {
    color: var(--blog-text) !important;
}

.footer-tagline {
    color: var(--blog-text-secondary) !important;
}

.footer-bottom p {
    color: var(--blog-text-muted) !important;
}

.footer-line {
    background: var(--blog-border) !important;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .blog-hero {
        padding: 100px 15px 40px;
    }
    
    .blog-title {
        font-size: 2rem;
    }
    
    .blog-subtitle {
        font-size: 1rem;
    }
    
    .blog-search input {
        padding: 14px 45px 14px 18px;
        font-size: 0.95rem;
    }
    
    .category-tabs {
        gap: 8px;
    }
    
    .category-tab {
        padding: 8px 14px;
        font-size: 0.75rem;
    }
    
    .posts-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 5px;
    }
    
    .post-image {
        height: 160px;
    }
    
    .post-content {
        padding: 20px;
    }
    
    .post-title {
        font-size: 1.1rem;
    }
    
    .post-excerpt {
        font-size: 0.9rem;
    }
    
    /* Modal Mobile */
    .post-modal {
        padding: 10px;
    }
    
    .post-modal-content {
        margin: 15px 0;
        border-radius: 12px;
    }
    
    .modal-header {
        padding: 25px 20px 20px;
    }
    
    .modal-title {
        font-size: 1.4rem;
        padding-right: 35px;
    }
    
    .modal-meta {
        flex-wrap: wrap;
        gap: 10px;
        font-size: 0.8rem;
    }
    
    .modal-body {
        padding: 25px 20px;
    }
    
    .modal-body h2 {
        font-size: 1.25rem;
    }
    
    .modal-body p {
        font-size: 0.95rem;
    }
    
    .modal-body pre {
        padding: 15px;
        font-size: 0.8rem;
    }
}

/* Import Google Fonts for Blog */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:wght@600;700&display=swap');