/* =====================================================
   SerpUp Blog - Grid Layout with Prominent Titles
   ===================================================== */

:root {
    --bg-primary: #0a0a0b;
    --bg-secondary: #111113;
    --bg-tertiary: #1a1a1d;
    --bg-card: #141416;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a5;
    --text-muted: #6b6b70;
    --accent-primary: #00ff88;
    --accent-secondary: #00d4ff;
    --accent-gradient: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);
    --border-color: #2a2a2d;
    --border-light: #1f1f22;
    --font-heading: 'Cabinet Grotesk', -apple-system, sans-serif;
    --font-body: 'Satoshi', -apple-system, sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); font-size: 16px; line-height: 1.6; color: var(--text-primary); background: var(--bg-primary); }
a { color: var(--accent-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-secondary); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; color: var(--text-primary); }
.gradient-text { background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Navigation */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(10,10,11,0.95); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border-light); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-heading); font-size: 24px; font-weight: 800; color: var(--text-primary); }
.logo-icon { width: 36px; height: 36px; background: var(--accent-gradient); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--bg-primary); }
.nav-links { display: flex; list-style: none; gap: 23px; }
.nav-links a { color: var(--text-secondary); font-weight: 500; }
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-cta { display: flex; gap: 12px; }
.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-primary); font-size: 24px; cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 24px; font-family: var(--font-body); font-size: 14px; font-weight: 600; border-radius: var(--radius-md); border: none; cursor: pointer; transition: var(--transition); }
.btn-primary { background: var(--accent-gradient); color: var(--bg-primary); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,255,136,0.3); color: var(--bg-primary); }
.btn-secondary { background: transparent; color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.btn-large { padding: 16px 32px; font-size: 16px; }

.main-content { padding-top: 72px; min-height: 60vh; }

/* Blog Hero */
.blog-hero { padding: 50px 0; text-align: center; background: var(--bg-secondary); border-bottom: 1px solid var(--border-light); }
.blog-hero h1 { font-size: 2.5rem; margin-bottom: 12px; }
.blog-hero p { font-size: 1rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto 20px; }
.section-tag { display: inline-block; padding: 6px 16px; background: rgba(0,255,136,0.1); border: 1px solid rgba(0,255,136,0.2); border-radius: 50px; font-size: 12px; font-weight: 600; color: var(--accent-primary); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }

/* Search */
.search-box { max-width: 500px; margin: 0 auto; }
.search-form { display: flex; gap: 12px; }
.search-input { flex: 1; padding: 12px 18px; background: var(--bg-tertiary); border: 1px solid var(--border-color); border-radius: var(--radius-md); color: var(--text-primary); font-size: 15px; font-family: var(--font-body); }
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus { outline: none; border-color: var(--accent-primary); }

/* Blog Layout */
.blog-section { padding: 50px 0; }
.blog-layout { display: grid; grid-template-columns: 1fr 280px; gap: 40px; }

/* ========================================
   BLOG GRID - Cards with Visible Titles
   ======================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.post-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 50px rgba(0, 255, 136, 0.15);
}

.post-card-image {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--bg-tertiary);
    position: relative;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.post-card:hover .post-card-image img {
    transform: scale(1.08);
}

/* CARD CONTENT - Always Visible Below Image */
.post-card-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    background: var(--bg-card);
}

.post-card-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 12px;
    color: var(--text-muted);
}

.post-card-category {
    background: rgba(0, 255, 136, 0.15);
    color: var(--accent-primary);
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* TITLE - Prominent and Always Visible */
.post-card-title {
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
    color: #ffffff !important;
}

.post-card-title a {
    color: #ffffff !important;
    display: block;
}

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

.post-card-excerpt {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.post-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
    margin-top: auto;
}

.post-card-author { display: flex; align-items: center; gap: 8px; }
.author-avatar { width: 26px; height: 26px; border-radius: 50%; background: var(--accent-gradient); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; color: var(--bg-primary); }
.author-name { font-size: 12px; font-weight: 500; color: var(--text-secondary); }
.read-more { font-size: 12px; font-weight: 600; color: var(--accent-primary); }

/* Featured Post */
.featured-post { grid-column: span 2; }
.featured-post .post-card-image { aspect-ratio: 21/9; }
.featured-post .post-card-content { padding: 24px; }
.featured-post .post-card-title { font-size: 1.5rem; }
.featured-post .post-card-excerpt { -webkit-line-clamp: 3; font-size: 14px; }

/* ========================================
   SIDEBAR
   ======================================== */
.sidebar { position: sticky; top: 90px; height: fit-content; }
.sidebar-widget { background: var(--bg-card); border: 1px solid var(--border-light); border-radius: var(--radius-lg); padding: 18px; margin-bottom: 18px; }
.sidebar-title { font-size: 0.8rem; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--border-light); text-transform: uppercase; letter-spacing: 1px; color: var(--text-primary); }

.category-list { list-style: none; }
.category-list li { margin-bottom: 4px; }
.category-list a { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px; color: var(--text-secondary); border-radius: var(--radius-sm); font-size: 13px; transition: var(--transition); }
.category-list a:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.category-count { background: var(--bg-tertiary); padding: 2px 8px; border-radius: 10px; font-size: 11px; color: var(--text-muted); }

.recent-posts-list { list-style: none; }
.recent-post-item { display: flex; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border-light); }
.recent-post-item:last-child { border-bottom: none; padding-bottom: 0; }
.recent-post-thumb { width: 60px; height: 45px; border-radius: var(--radius-sm); overflow: hidden; flex-shrink: 0; background: var(--bg-tertiary); }
.recent-post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.recent-post-info h4 { font-size: 12px; font-weight: 600; line-height: 1.4; margin-bottom: 2px; }
.recent-post-info h4 a { color: var(--text-primary); }
.recent-post-info h4 a:hover { color: var(--accent-primary); }
.recent-post-date { font-size: 10px; color: var(--text-muted); }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-link { display: inline-block; padding: 5px 10px; background: var(--bg-tertiary); border-radius: 15px; font-size: 11px; color: var(--text-secondary); transition: var(--transition); }
.tag-link:hover { background: var(--accent-primary); color: var(--bg-primary); }

/* Single Post */
.single-post-hero { padding: 50px 0 30px; background: var(--bg-secondary); }
.single-post-meta { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 16px; margin-bottom: 20px; font-size: 13px; color: var(--text-muted); }
.single-post-title { font-size: 2.25rem; text-align: center; max-width: 850px; margin: 0 auto 20px; }
.single-post-excerpt { font-size: 1.125rem; color: var(--text-secondary); text-align: center; max-width: 650px; margin: 0 auto; }
.single-post-image { margin: 30px auto; max-width: 850px; border-radius: var(--radius-lg); overflow: hidden; }
.single-post-image img { width: 100%; }

.article-content { max-width: 700px; margin: 0 auto; padding: 0 24px 60px; }
.article-body { font-size: 1.0625rem; line-height: 1.8; color: var(--text-secondary); }
.article-body h2 { font-size: 1.625rem; margin: 40px 0 16px; color: var(--text-primary); }
.article-body h3 { font-size: 1.25rem; margin: 32px 0 12px; color: var(--text-primary); }
.article-body p { margin-bottom: 20px; }
.article-body ul, .article-body ol { margin-bottom: 20px; padding-left: 24px; }
.article-body li { margin-bottom: 10px; }
.article-body blockquote { margin: 28px 0; padding: 20px 28px; background: var(--bg-tertiary); border-left: 4px solid var(--accent-primary); border-radius: var(--radius-md); font-style: italic; color: var(--text-primary); }
.article-body a { color: var(--accent-primary); text-decoration: underline; }

.post-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 40px 0; padding-top: 20px; border-top: 1px solid var(--border-light); }
.post-tags span { color: var(--text-muted); margin-right: 8px; }

.author-box { display: flex; gap: 20px; padding: 28px; background: var(--bg-card); border: 1px solid var(--border-light); border-radius: var(--radius-lg); margin: 40px 0; }
.author-box-avatar { width: 70px; height: 70px; border-radius: 50%; background: var(--accent-gradient); display: flex; align-items: center; justify-content: center; font-size: 28px; font-weight: 700; color: var(--bg-primary); flex-shrink: 0; }
.author-box-info h4 { font-size: 1rem; margin-bottom: 6px; }
.author-box-info p { color: var(--text-secondary); font-size: 14px; }

.related-posts { padding: 60px 0; background: var(--bg-secondary); }
.related-posts h2 { font-size: 1.75rem; margin-bottom: 32px; text-align: center; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* Pagination */
.pagination { display: flex; justify-content: center; align-items: center; gap: 6px; margin-top: 40px; }
.page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 36px; height: 36px; padding: 0 14px; background: var(--bg-card); border: 1px solid var(--border-light); border-radius: var(--radius-sm); color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.page-link:hover { border-color: var(--accent-primary); color: var(--accent-primary); }
.page-link.active { background: var(--accent-gradient); border-color: transparent; color: var(--bg-primary); }
.page-dots { color: var(--text-muted); }

/* Category Header */
.category-header { padding: 50px 0; background: var(--bg-secondary); text-align: center; border-bottom: 1px solid var(--border-light); }
.category-header h1 { font-size: 2.25rem; margin-bottom: 12px; }
.category-header p { color: var(--text-secondary); font-size: 1rem; }

/* CTA */
.cta-section { padding: 70px 0; background: var(--bg-secondary); text-align: center; border-top: 1px solid var(--border-light); }
.cta-content h2 { font-size: 2rem; margin-bottom: 14px; }
.cta-content p { font-size: 1rem; color: var(--text-secondary); margin-bottom: 28px; max-width: 550px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; }

/* Footer */
.footer { padding: 50px 0 28px; background: var(--bg-primary); border-top: 1px solid var(--border-light); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-brand p { color: var(--text-secondary); margin-top: 14px; font-size: 13px; max-width: 260px; }
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-social a { width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; background: var(--bg-tertiary); border-radius: 50%; color: var(--text-secondary); font-weight: 600; font-size: 14px; }
.footer-social a:hover { background: var(--accent-primary); color: var(--bg-primary); }
.footer-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; color: var(--text-primary); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: var(--text-secondary); font-size: 13px; }
.footer-links a:hover { color: var(--accent-primary); }
.footer-bottom { padding-top: 20px; border-top: 1px solid var(--border-light); text-align: center; }
.footer-copy { color: var(--text-muted); font-size: 12px; }

/* 404 */
.error-page { padding: 100px 0; text-align: center; }
.error-page h1 { font-size: 7rem; line-height: 1; background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 20px; }
.error-page h2 { font-size: 1.75rem; margin-bottom: 14px; }
.error-page p { color: var(--text-secondary); margin-bottom: 28px; }
.no-posts { text-align: center; padding: 60px 24px; }
.no-posts h3 { font-size: 1.375rem; margin-bottom: 10px; }
.no-posts p { color: var(--text-secondary); }

/* Responsive */
@media (max-width: 1024px) {
    .blog-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .mobile-menu-btn { display: block; }
    .blog-hero h1 { font-size: 1.875rem; }
    .blog-grid { grid-template-columns: 1fr; }
    .featured-post { grid-column: span 1; }
    .featured-post .post-card-image { aspect-ratio: 16/9; }
    .featured-post .post-card-title { font-size: 1.25rem; }
    .sidebar { grid-template-columns: 1fr; }
    .single-post-title { font-size: 1.625rem; }
    .related-grid { grid-template-columns: 1fr; }
    .author-box { flex-direction: column; text-align: center; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-social { justify-content: center; }
    .cta-buttons { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
    .search-form { flex-direction: column; }
    .pagination { flex-wrap: wrap; }
    .post-card-footer { flex-direction: column; gap: 10px; align-items: flex-start; }
}