*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#0f172a;background:#f8fafc;line-height:1.6}
a{color:var(--accent)}a:hover{opacity:.88}.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid #e2e8f0;position:sticky;top:0;z-index:20}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;color:inherit;text-decoration:none}
.logo img{width:28px;height:28px;border-radius:6px;object-fit:cover}
.nav{display:flex;gap:4px;overflow-x:auto;max-width:70vw;-webkit-overflow-scrolling:touch}
.nav a{white-space:nowrap;padding:8px 12px;border-radius:8px;color:#334155;text-decoration:none;font-size:14px}
.nav a.active,.nav a:hover{background:#f1f5f9;color:var(--accent)}
.half-hero{position:relative;min-height:42vh;max-height:520px;display:flex;align-items:flex-end;color:#fff;background:linear-gradient(135deg,var(--accent),#0f172a);background-size:cover;background-position:center}
.half-hero-inner{position:relative;z-index:1;padding:48px 0 40px;width:100%}
.half-hero h1{margin:0 0 8px;font-size:clamp(28px,4vw,42px);line-height:1.2}
.half-hero p{margin:0;max-width:560px;opacity:.92}
.side-art{width:100%;border-radius:12px;overflow:hidden;border:1px solid #e2e8f0;background:#fff}
.side-art img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover}
.panel{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:16px;margin:0 0 16px}
.panel h2{margin:0 0 12px;font-size:18px;display:flex;justify-content:space-between;gap:8px;align-items:baseline}
.panel h2 a.more{font-size:13px;font-weight:500;color:#64748b;text-decoration:none}
.list{list-style:none;margin:0;padding:0}.list li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid #f1f5f9}
.list a{color:inherit;text-decoration:none;font-weight:500}.list time,.meta{color:#64748b;font-size:12px;white-space:nowrap}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chips a{padding:6px 12px;border-radius:999px;background:#f1f5f9;color:#334155;text-decoration:none;font-size:13px}
.empty{color:#64748b;margin:0}.crumbs{font-size:13px;color:#64748b;margin:16px 0}
.site-footer{margin-top:40px;padding:28px 0;border-top:1px solid #e2e8f0;color:#64748b;font-size:13px}
.dl-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:10px;background:var(--accent);color:#fff!important;text-decoration:none;font-weight:600}
.dl-buttons{display:flex;flex-wrap:wrap;gap:8px}.dl-os{opacity:.85;font-size:12px}.dl-info{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:12px 0 0}
.dl-info dt{font-size:12px;color:#64748b}.dl-info dd{margin:0;font-weight:600}.dl-closed,.dl-none{color:#64748b;margin:0}
.pagination{display:flex;gap:12px;align-items:center;justify-content:center;margin:16px 0}
.toc ol{margin:0;padding-left:18px}.body{font-size:16px}.body img{border-radius:8px}
.boards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.board{background:#fff;border-radius:14px;border:1px solid #e2e8f0;padding:14px}
.board.gold{border-top:4px solid #eab308}.board.silver{border-top:4px solid #94a3b8}.board.bronze{border-top:4px solid #d97706}
.board ol{margin:0;padding-left:18px}.home-grid{display:grid;grid-template-columns:160px 1fr;gap:16px}@media(max-width:900px){.boards,.home-grid{grid-template-columns:1fr}}

.seo-footer-nav{margin:0 0 12px}.seo-footer-nav ul{display:flex;flex-wrap:wrap;gap:8px 16px;margin:0;padding:0;list-style:none}
.seo-footer-nav a{color:inherit;text-decoration:none;opacity:.85}.seo-footer-nav a:hover{text-decoration:underline}
.seo-related,.seo-tags,nav.seo-back{margin:24px 0}.seo-related h2{margin:0 0 10px;font-size:16px}
.seo-related ul{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.seo-related ul a,.seo-chip,.seo-tag{display:inline-block;padding:4px 12px;font-size:13px;border:1px solid rgba(127,127,127,.35);border-radius:999px;color:inherit;text-decoration:none}
.seo-tags{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.seo-tags-label{font-size:13px;opacity:.75}
.seo-back{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center}.seo-back-link{font-weight:600}
.seo-paged-title{margin:0 0 16px;font-size:22px}
img,video{max-width:100%;height:auto}pre{overflow:auto}table{display:block;max-width:100%;overflow-x:auto}
@media(max-width:640px){.seo-footer-nav ul ul{display:none}}