:root {
  --primary: #6c3ef4;
  --primary-dark: #4b21c4;
  --bg: #f7f7fb;
  --card-bg: #ffffff;
  --text: #22222b;
  --muted: #6b6b7a;
  --border: #e6e6ef;
}
* { box-sizing: border-box; }
body { margin:0; font-family: 'Segoe UI', Arial, sans-serif; background: var(--bg); color: var(--text); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }

.site-header { background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 20px; flex-wrap: wrap; }
.logo { font-size: 22px; font-weight: 800; color: var(--primary-dark); }
.main-nav a { margin-right: 16px; font-weight: 600; color: var(--text); }
.main-nav a:hover { color: var(--primary); }

.search-box { position: relative; }
.search-box input { padding: 8px 14px; border-radius: 20px; border: 1px solid var(--border); width: 220px; outline: none; }
.search-box input:focus { border-color: var(--primary); }
.search-results { position: absolute; top: 40px; right: 0; width: 300px; background: #fff; border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,0.08); display: none; overflow: hidden; z-index: 100; }
.search-results a { display: block; padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text); }
.search-results a small { display: block; color: var(--muted); font-size: 11px; }
.search-results a:hover { background: var(--bg); }

.main-content { padding: 30px 20px 60px; min-height: 60vh; }
.page-title { font-size: 28px; margin-bottom: 6px; }
.cat-desc { color: var(--muted); margin-bottom: 20px; }

.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 22px; margin-top: 20px; }
.post-card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 8px; }
.post-card h2 { font-size: 18px; margin: 4px 0; }
.post-card p { color: var(--muted); font-size: 14px; flex: 1; }
.cat-badge { display: inline-block; background: #efe9ff; color: var(--primary-dark); font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 20px; width: fit-content; }
.read-more { font-weight: 700; font-size: 13px; }

.pagination { margin-top: 30px; display: flex; gap: 8px; }
.pagination a { padding: 8px 14px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.pagination a.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.single-post h1 { font-size: 30px; margin-bottom: 6px; }
.post-meta { color: var(--muted); font-size: 13px; margin-bottom: 16px; }
.featured-img { width: 100%; border-radius: 14px; margin-bottom: 20px; }
.post-content { line-height: 1.8; font-size: 16px; }
.post-content img { max-width: 100%; border-radius: 10px; }
.tags-wrap { margin-top: 26px; padding-top: 16px; border-top: 1px solid var(--border); }
.tag-pill { display: inline-block; background: var(--bg); border: 1px solid var(--border); padding: 5px 12px; border-radius: 20px; margin: 4px 6px 0 0; font-size: 13px; }
.tag-pill:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.related-posts { margin-top: 40px; }
.related-posts ul { padding-left: 20px; }

.site-footer { text-align: center; padding: 30px 20px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--border); background: #fff; }
.footer-links a { color: var(--muted); }

@media (max-width: 700px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  .search-box input { width: 100%; }
  .search-results { width: 100%; }
}