:root{--ink:#0f172a;--muted:#64748b;--accent:#6366f1}
*{box-sizing:border-box}html,body{margin:0}body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;line-height:1.65}
a{color:var(--accent)}
.bl-top{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:860px;margin:0 auto;padding:16px 24px;border-bottom:1px solid rgba(15,23,42,.08)}
.bl-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700}.bl-brand img{width:26px;height:26px}
.bl-nav{display:flex;gap:18px}.bl-nav a{color:var(--muted);text-decoration:none;font-weight:500;font-size:15px}.bl-nav a:hover{color:var(--ink)}
.bl-wrap{max-width:760px;margin:0 auto;padding:40px 24px 56px}
.bl-h1{font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin:0 0 10px}
.bl-meta{color:var(--muted);font-size:14px;margin:0 0 28px}
.bl-lead{font-size:17px;color:#334155}
.bl-article h2{font-size:24px;font-weight:700;margin:32px 0 12px}
.bl-article h3{font-size:19px;font-weight:700;margin:24px 0 8px}
.bl-article p{margin:0 0 16px;font-size:16px;color:#334155}
.bl-article ul,.bl-article ol{padding-left:22px;margin:0 0 16px}.bl-article li{margin:6px 0;font-size:16px;color:#334155}
.bl-article img{max-width:100%;border-radius:12px}
.bl-article blockquote{margin:16px 0;padding:8px 18px;border-left:3px solid var(--accent);background:#f8fafc;color:#475569;border-radius:0 8px 8px 0}
.bl-article code{background:#f1f5f9;padding:2px 6px;border-radius:6px;font-size:14px}
.bl-back{display:inline-block;margin-bottom:18px;color:var(--accent);text-decoration:none;font-weight:600;font-size:14px}
.bl-list{display:grid;gap:16px;margin-top:28px}
.bl-card{display:block;text-decoration:none;color:inherit;border:1px solid rgba(15,23,42,.1);border-radius:14px;padding:20px 22px;transition:box-shadow .15s,transform .15s}
.bl-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(15,23,42,.08)}
.bl-card h2{margin:0 0 6px;font-size:20px;font-weight:700;color:var(--ink)}
.bl-card .bl-meta{margin:0 0 8px}
.bl-card p{margin:0;color:#475569;font-size:15px}
.bl-empty{color:var(--muted);padding:32px 0}
.bl-footer{border-top:1px solid rgba(15,23,42,.08);max-width:860px;margin:0 auto;padding:28px 24px;text-align:center;color:var(--muted);font-size:14px}
.bl-cta{background:linear-gradient(180deg,rgba(99,102,241,.06),rgba(168,85,247,.08));border-radius:16px;padding:28px;margin-bottom:20px}
.bl-cta p{margin:0 0 14px;font-size:18px;font-weight:600;color:var(--ink)}
.bl-btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;padding:12px 22px;border-radius:10px}.bl-btn:hover{background:#4f46e5}