/* Void AI Blog — card grid like EduNotebook */
*{box-sizing:border-box}
body{margin:0;background:#fafafa;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:#1f2937}
.blog-header{max-width:1200px;margin:0 auto;padding:26px 24px 0}
.blog-header nav{font-size:15px;color:#6b7280}
.blog-header nav a{color:#111827;font-weight:700;text-decoration:none;font-size:20px}
.blog-header nav a:hover{text-decoration:underline}
.blog-hero{max-width:1200px;margin:0 auto;padding:10px 24px 8px}
.blog-hero h1{font-size:34px;font-weight:800;color:#111827;margin:0 0 6px;letter-spacing:-.5px}
.blog-hero p{color:#6b7280;margin:0;font-size:16px}
.blog-search{max-width:1200px;margin:18px auto 0;padding:0 24px}
.blog-search input{width:100%;max-width:560px;padding:12px 18px;font-size:15px;border:1.5px solid #d1d5db;border-radius:10px;outline:none}
.blog-search input:focus{border-color:#2563eb}
.blog-grid{max-width:1200px;margin:24px auto;padding:0 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.blog-card{background:#fff;border:1px solid #e5e7eb;border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:transform .15s,box-shadow .2s}
.blog-card:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(0,0,0,.1)}
.blog-card img{width:100%;height:170px;object-fit:cover}
.blog-card .card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.blog-badge{display:inline-block;font-size:12px;font-weight:600;color:#374151;border:1.5px solid #9ca3af;border-radius:20px;padding:3px 12px;margin-bottom:12px;width:fit-content}
.blog-card h2{font-size:19px;font-weight:700;line-height:1.4;color:#111827;margin:0 0 10px}
.blog-card p{font-size:14.5px;color:#6b7280;line-height:1.6;margin:0 0 14px;flex:1}
.blog-card .read-more{font-size:14px;color:#b91c1c;font-weight:600;text-decoration:underline;text-underline-offset:3px}
/* article page */
.blog-article{max-width:780px;margin:0 auto;padding:8px 24px 48px}
.blog-article .crumb{font-size:14px;color:#6b7280;margin:18px 0}
.blog-article .crumb a{color:#6b7280;text-decoration:none}
.blog-article h1{font-size:36px;line-height:1.25;font-weight:800;color:#111827;margin:0 0 10px;letter-spacing:-.5px;font-family:Georgia,'Times New Roman',serif}
.blog-article .blog-meta{font-size:14px;color:#6b7280;margin-bottom:22px;padding-bottom:18px;border-bottom:1px solid #e5e7eb}
.blog-article .blog-heroimg{margin:0 0 26px}
.blog-article .blog-heroimg img{width:100%;height:auto;border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,.08)}
.blog-article .prose{font-family:Georgia,'Times New Roman',serif;font-size:18px;line-height:1.75;color:#1f2937}
.blog-article .prose h2{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:25px;font-weight:700;margin:34px 0 12px;color:#111827}
.blog-article .prose h3{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:20px;font-weight:700;margin:26px 0 10px}
.blog-article .prose p{margin:0 0 18px}
.blog-article .prose ul,.blog-article .prose ol{margin:0 0 20px;padding-left:26px}
.blog-article .prose li{margin-bottom:8px}
.blog-article .prose a{color:#2563eb}
.blog-article .prose img{max-width:100%;border-radius:8px}
.blog-cta{background:linear-gradient(135deg,#1e3a5f,#2563eb);border-radius:18px;padding:44px 28px;margin:44px 0;text-align:center;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:#fff;box-shadow:0 8px 30px rgba(37,99,235,.3)}
.blog-cta strong{font-size:28px;display:block;margin-bottom:8px}
.blog-cta span{font-size:16px;opacity:.9}
.blog-cta a{display:inline-block;background:#fff;color:#1e3a5f!important;padding:18px 54px;border-radius:12px;font-weight:800;font-size:20px;text-decoration:none;margin-top:18px;box-shadow:0 4px 14px rgba(0,0,0,.2)}
.blog-cta a:hover{transform:scale(1.04)}
.blog-footer{max-width:1200px;margin:20px auto 0;padding:22px 24px;color:#6b7280;font-size:14px;border-top:1px solid #e5e7eb}
.blog-footer a{color:#6b7280;text-decoration:none;margin-right:18px}
@media(max-width:900px){.blog-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.blog-grid{grid-template-columns:1fr}.blog-article h1{font-size:29px}.blog-article .prose{font-size:17px}}