:root{
  --bg:#ffffff; --fg:#1a1a1a; --muted:#667085; --line:#e5e7eb;
  --primary:#0b6bf2; --primary-fg:#fff; --accent:#f1f5f9;
  --radius:12px; --container:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.55;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--container);margin:0 auto;padding:0 16px}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:8px;top:8px;background:#000;color:#fff;padding:8px;z-index:99}

/* Header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}
.header-inner{display:flex;align-items:center;gap:16px;padding:10px 16px;flex-wrap:wrap}
.logo{font-weight:800;font-size:1.15rem;color:var(--fg)}
.main-nav{display:flex;gap:14px;flex-wrap:wrap}
.main-nav a{color:var(--fg);font-weight:500}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:1.1rem;cursor:pointer}
.search-form{margin-left:auto;display:flex;gap:6px}
.search-form input{padding:8px 10px;border:1px solid var(--line);border-radius:8px;min-width:180px}
.search-form button{padding:8px 12px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer}

@media (max-width:720px){
  .menu-toggle{display:inline-block}
  .main-nav{display:none;width:100%;flex-direction:column;gap:8px;padding:8px 0;border-top:1px solid var(--line)}
  .main-nav.open{display:flex}
  .search-form{width:100%;margin-left:0}
  .search-form input{flex:1;min-width:0}
}

/* Hero / sections */
.hero{padding:32px 16px 8px}
.hero h1{margin:0 0 6px;font-size:clamp(1.6rem,3vw,2.2rem)}
.hero p{color:var(--muted);margin:0}
.section{padding:24px 16px}
.section h2{margin:0 0 14px;font-size:1.25rem}
.lead{color:var(--muted);margin-top:-6px}

/* Masonry */
.masonry{column-count:2;column-gap:12px}
@media (min-width:640px){.masonry{column-count:3}}
@media (min-width:1024px){.masonry{column-count:4}}
@media (min-width:1400px){.masonry{column-count:5}}
.card{break-inside:avoid;margin:0 0 12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.card img{width:100%;height:auto;background:var(--accent)}
.card-title{margin:0;padding:8px 10px;font-size:.85rem;font-weight:500;color:var(--fg);line-height:1.3}
.card a{display:block;color:inherit}
.card a:hover{text-decoration:none}
.card a:hover .card-title{color:var(--primary)}

/* Category / name lists */
.category-list{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.category-item{border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.category-item h2{margin:0 0 6px;font-size:1.1rem}
.name-list{list-style:none;padding:0;columns:2;column-gap:24px}
@media (min-width:768px){.name-list{columns:3}}
@media (min-width:1200px){.name-list{columns:4}}
.name-list li{padding:4px 0;break-inside:avoid}
.meta{color:var(--muted);font-size:.9rem}

/* Image article */
.image-article{max-width:820px;margin:0 auto}
.image-figure{margin:0 0 16px;text-align:center}
.image-figure img{width:auto;max-width:100%;height:auto;border-radius:var(--radius);border:1px solid var(--line)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0}
.share-links{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}
.short-desc{color:#333}
.full-article summary{cursor:pointer;list-style:none;display:inline-block}
.full-article summary::-webkit-details-marker{display:none}
.article-content{margin-top:14px;padding:14px;border:1px solid var(--line);border-radius:var(--radius);background:#fafafa}
.prev-next{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:22px 0}
.breadcrumbs{color:var(--muted);font-size:.9rem;margin-bottom:10px}
.breadcrumbs a{color:var(--muted)}

/* Buttons */
.btn{display:inline-block;padding:9px 14px;border-radius:9px;border:1px solid var(--line);
  background:#fff;color:var(--fg);font-weight:600;cursor:pointer;line-height:1.2}
.btn:hover{text-decoration:none;background:#f8fafc}
.btn-primary{background:var(--primary);border-color:var(--primary);color:var(--primary-fg)}
.btn-primary:hover{background:#0957c9;border-color:#0957c9}
.btn-secondary{background:#0f172a;border-color:#0f172a;color:#fff}
.btn-sm{padding:6px 10px;font-size:.85rem;font-weight:500}
.btn-danger{color:#b91c1c;border-color:#fecaca}

/* Pagination */
.pagination{display:flex;flex-wrap:wrap;gap:6px;margin:20px 0;justify-content:center}
.page-link{display:inline-block;padding:7px 11px;border:1px solid var(--line);border-radius:8px;color:var(--fg);background:#fff}
.page-link.is-current{background:var(--primary);border-color:var(--primary);color:#fff}
.page-ellipsis{padding:7px 6px;color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:24px 0;background:#fafafa;color:var(--muted)}
.footer-inner{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between}
.footer-nav{display:flex;flex-wrap:wrap;gap:14px}
.footer-copy{margin-top:14px;font-size:.85rem}

/* Forms */
.search-form-inline{display:flex;gap:8px;margin:12px 0 18px}
.search-form-inline input{flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:9px}
.long-description{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);color:#333}

/* Utilities */
.report .scroll-list{max-height:320px;overflow:auto;background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:10px 14px;font-size:.85rem}
.thumb-sm{width:60px;height:60px;object-fit:cover;border-radius:6px;border:1px solid var(--line)}