* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #1a1a1a; line-height: 1.65; background: #fafafa; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }
a { color: #1d4ed8; text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header { background: #0f172a; padding: 18px 0; position: sticky; top: 0; z-index: 10; }
.site-header .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.logo { color: #fff; font-weight: 700; font-size: 1.3rem; }
.main-nav a { color: #cbd5e1; margin-left: 16px; font-size: 0.92rem; }
.main-nav a:first-child { margin-left: 0; }
.main-nav a:hover { color: #fff; text-decoration: none; }

.hero { text-align: center; padding: 50px 0 30px; }
.hero h1 { font-size: 2rem; margin-bottom: 12px; }
.hero p { color: #555; font-size: 1.05rem; }

.article-grid { display: grid; gap: 20px; margin: 30px 0; }
.card { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 20px; }
.card h2 { font-size: 1.25rem; margin: 8px 0; }
.card p { color: #444; font-size: 0.95rem; }
.category-tag { display: inline-block; background: #dbeafe; color: #1e40af; font-size: 0.75rem; font-weight: 600; padding: 3px 10px; border-radius: 20px; text-transform: uppercase; letter-spacing: 0.03em; }
.meta { color: #888; font-size: 0.85rem; margin-top: 8px; }

.pagination { display: flex; justify-content: center; align-items: center; gap: 20px; margin: 40px 0; }

.single-article { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 35px; margin: 30px 0; }
.single-article h1 { font-size: 1.9rem; margin: 12px 0; }
.article-body p { margin: 18px 0; font-size: 1.05rem; color: #222; }
.tags { margin-top: 30px; }
.tag { display: inline-block; background: #f1f5f9; color: #475569; font-size: 0.8rem; padding: 4px 12px; border-radius: 20px; margin-right: 8px; }

.related { margin: 30px 0 60px; }
.related h3 { margin-bottom: 12px; }
.related-link { display: block; padding: 10px 0; border-bottom: 1px solid #eee; }

.static-page { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 35px; margin: 30px 0; }
.static-page h1 { margin-bottom: 20px; }
.static-page h2 { margin: 24px 0 10px; }
.static-page p { margin-bottom: 14px; color: #333; }

.contact-form { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; max-width: 500px; }
.contact-form label { display: flex; flex-direction: column; font-weight: 600; font-size: 0.9rem; gap: 6px; }
.contact-form input, .contact-form textarea { padding: 10px; border: 1px solid #ccc; border-radius: 6px; font-size: 1rem; font-family: inherit; }
.contact-form button { background: #1d4ed8; color: #fff; border: none; padding: 12px; border-radius: 6px; font-size: 1rem; cursor: pointer; }
.contact-form button:hover { background: #1e3a8a; }

.site-footer { background: #0f172a; color: #94a3b8; padding: 30px 0; margin-top: 60px; text-align: center; font-size: 0.9rem; }
.footer-links a { color: #cbd5e1; margin: 0 6px; }

.not-found { text-align: center; padding: 80px 0; }

@media (min-width: 700px) {
  .article-grid { grid-template-columns: 1fr; }
}